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<h3>

Richard Eisenberg pushed to branch wip/cfuneqcan-refactor

at <a href="https://gitlab.haskell.org/ghc/ghc">Glasgow Haskell Compiler / GHC</a>

</h3>

<h4>

Commits:

</h4>

<ul>

<li>

<strong><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7">cd5585da</a></strong>

<div>

<span>by Richard Eisenberg</span>

<i>at 2020-10-29T22:51:26-04:00</i>

</div>

<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Don't simplify extra-constraint holes

</pre>

</li>

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<h4>30 changed files:</h4>

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<a href="#e4b9d5e9d2de37561bfd06a2c97a5c924a1bab76">

compiler/GHC/Tc/Errors.hs

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<a href="#9355bef855426caf5f526925edf351b20f9a86c4">

compiler/GHC/Tc/Gen/HsType.hs

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<a href="#54436e21ea530a66a8a71bcc01c836f4740b8f02">

compiler/GHC/Tc/Solver.hs

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<a href="#3b6d78a50c8462304f843b952a88e531718dbbd2">

compiler/GHC/Tc/Types/Constraint.hs

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<a href="#c6e4263ee64c68e57b7525127d98243fce38b1ea">

compiler/GHC/Tc/Utils/Monad.hs

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<a href="#2430cf6bd49f7c94008b89548971a935c1b1cd77">

testsuite/tests/partial-sigs/should_compile/SplicesUsed.stderr

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<a href="#c3aa69a5ee86baf7925038a8948768e9548da899">

testsuite/tests/partial-sigs/should_compile/SuperCls.stderr

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testsuite/tests/partial-sigs/should_compile/T10403.stderr

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testsuite/tests/partial-sigs/should_compile/T10519.stderr

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testsuite/tests/partial-sigs/should_compile/T11016.stderr

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testsuite/tests/partial-sigs/should_compile/T11670.stderr

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testsuite/tests/partial-sigs/should_compile/T12844.stderr

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testsuite/tests/partial-sigs/should_compile/T12845.stderr

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testsuite/tests/partial-sigs/should_compile/T13482.stderr

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testsuite/tests/partial-sigs/should_compile/T14217.stderr

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testsuite/tests/partial-sigs/should_compile/T14643.stderr

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testsuite/tests/partial-sigs/should_compile/T14643a.stderr

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testsuite/tests/partial-sigs/should_compile/T14715.stderr

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testsuite/tests/partial-sigs/should_compile/T15039a.stderr

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testsuite/tests/partial-sigs/should_compile/T15039b.stderr

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testsuite/tests/partial-sigs/should_compile/T15039c.stderr

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testsuite/tests/partial-sigs/should_compile/T15039d.stderr

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testsuite/tests/partial-sigs/should_compile/WarningWildcardInstantiations.stderr

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testsuite/tests/partial-sigs/should_fail/ExtraConstraintsWildcardInExpressionSignature.stderr

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<a href="#72591d8a9816dfacd07c55a758fcdbd7f21aa477">

testsuite/tests/partial-sigs/should_fail/ExtraConstraintsWildcardNotEnabled.stderr

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<a href="#06555ff9ba080afba9c1d5d7226c55f7f5339e1e">

testsuite/tests/partial-sigs/should_fail/InstantiatedNamedWildcardsInConstraints.stderr

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testsuite/tests/partial-sigs/should_fail/T10999.stderr

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<a href="#83e63c0b563b0bf8e08e026a3b3a2a38d26ddb66">

testsuite/tests/partial-sigs/should_fail/T11515.stderr

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<a href="#fedb0c11a732c339e476a4afb012ba6af6a6c36c">

testsuite/tests/partial-sigs/should_fail/WildcardInstantiations.stderr

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<a href="#8a9c9b7ef8854c111f962e63af9191c2300a6382">

testsuite/tests/typecheck/should_compile/UnliftedNewtypesUnifySig.hs

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<h4>Changes:</h4>

<li id="e4b9d5e9d2de37561bfd06a2c97a5c924a1bab76">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#e4b9d5e9d2de37561bfd06a2c97a5c924a1bab76"><strong>compiler/GHC/Tc/Errors.hs</strong></a>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="882" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="882" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -882,7 +882,10 @@ maybeReportHoleError ctxt hole err</td>

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<td class="diff-line-num old_line" data-linenumber="882" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

882

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<td class="diff-line-num new_line" data-linenumber="882" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

882

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<pre style="margin: 0;"> <span id="LC882" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="883" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

883

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<td class="diff-line-num new_line" data-linenumber="883" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

883

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<pre style="margin: 0;"> <span id="LC883" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- Unlike maybeReportError, these "hole" errors are</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="884" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

884

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<td class="diff-line-num new_line" data-linenumber="884" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC884" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- /not/ suppressed by cec_suppress.  We want to see them!</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="885" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

885

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<td class="diff-line-num new_line old" data-linenumber="885" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC885" class="line" lang="haskell"><span class="n" style="color: #333;">maybeReportHoleError</span> <span class="n" style="color: #333;">ctxt</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="p">{</span> <span class="n" style="color: #333;">hole_sort</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">TypeHole</span> <span class="p">})</span> <span class="n" style="color: #333;">err</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="886" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="885" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<pre style="margin: 0;">+<span id="LC885" class="line" lang="haskell"><span class="n" style="color: #333;">maybeReportHoleError</span> <span class="n" style="color: #333;">ctxt</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="p">{</span> <span class="n" style="color: #333;">hole_sort</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">hole_sort</span> <span class="p">})</span> <span class="n" style="color: #333;">err</span></span>

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<td class="diff-line-num new old_line" data-linenumber="886" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="886" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<pre style="margin: 0;">+<span id="LC886" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">|</span> <span class="kr" style="font-weight: 600;">case</span> <span class="n" style="color: #333;">hole_sort</span> <span class="kr" style="font-weight: 600;">of</span> <span class="kt" style="color: #458; font-weight: 600;">TypeHole</span>       <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">True</span></span>

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<td class="diff-line-num new old_line" data-linenumber="886" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="887" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<pre style="margin: 0;">+<span id="LC887" class="line" lang="haskell">                      <span class="kt" style="color: #458; font-weight: 600;">ConstraintHole</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">True</span></span>

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<td class="diff-line-num new old_line" data-linenumber="886" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="888" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<pre style="margin: 0;">+<span id="LC888" class="line" lang="haskell">                      <span class="kr" style="font-weight: 600;">_</span>              <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">False</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="886" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<td class="diff-line-num new_line" data-linenumber="889" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC889" class="line" lang="haskell">  <span class="c1" style="color: #998; font-style: italic;">-- When -XPartialTypeSignatures is on, warnings (instead of errors) are</span></span>

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<td class="diff-line-num old_line" data-linenumber="887" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

887

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<td class="diff-line-num new_line" data-linenumber="890" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

890

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<pre style="margin: 0;"> <span id="LC890" class="line" lang="haskell">  <span class="c1" style="color: #998; font-style: italic;">-- generated for holes in partial type signatures.</span></span>

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<td class="diff-line-num old_line" data-linenumber="888" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

888

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<td class="diff-line-num new_line" data-linenumber="891" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

891

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<pre style="margin: 0;"> <span id="LC891" class="line" lang="haskell">  <span class="c1" style="color: #998; font-style: italic;">-- Unless -fwarn-partial-type-signatures is not on,</span></span>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="894" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="897" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -894,7 +897,7 @@ maybeReportHoleError ctxt (Hole { hole_sort = TypeHole }) err</td>

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<td class="diff-line-num old_line" data-linenumber="894" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

894

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<td class="diff-line-num new_line" data-linenumber="897" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC897" class="line" lang="haskell">       <span class="kt" style="color: #458; font-weight: 600;">HoleWarn</span>  <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">reportWarning</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Reason</span> <span class="kt" style="color: #458; font-weight: 600;">Opt_WarnPartialTypeSignatures</span><span class="p">)</span> <span class="n" style="color: #333;">err</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="895" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

895

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<td class="diff-line-num new_line" data-linenumber="898" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC898" class="line" lang="haskell">       <span class="kt" style="color: #458; font-weight: 600;">HoleDefer</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">return</span> <span class="nb" style="color: #0086b3;">()</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="896" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

896

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<td class="diff-line-num new_line" data-linenumber="899" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC899" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="897" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<td class="diff-line-num new_line old" data-linenumber="900" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC897" class="line" lang="haskell"><span class="n" style="color: #333;">maybeReportHoleError</span> <span class="n" style="color: #333;">ctxt</span> <span class="n" style="color: #333;">hole</span><span class="o" style="font-weight: 600;"><span class="idiff left">@</span></span><span class="p"><span class="idiff">(</span></span><span class="kt" style="color: #458; font-weight: 600;"><span class="idiff">Hole</span></span><span class="idiff"> </span><span class="p"><span class="idiff">{</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">hole_sort</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">=</span></span><span class="idiff"> </span><span class="kt" style="color: #458; font-weight: 600;"><span class="idiff">ExprHole</span></span><span class="idiff"> </span><span class="kr" style="font-weight: 600;"><span class="idiff">_</span></span><span class="idiff"> </span><span class="p"><span class="idiff right">})</span></span> <span class="n" style="color: #333;">err</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="898" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="900" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<pre style="margin: 0;">+<span id="LC900" class="line" lang="haskell"><span class="n" style="color: #333;">maybeReportHoleError</span> <span class="n" style="color: #333;">ctxt</span> <span class="n" style="color: #333;">hole</span> <span class="n" style="color: #333;">err</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="898" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

898

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<td class="diff-line-num new_line" data-linenumber="901" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

901

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<pre style="margin: 0;"> <span id="LC901" class="line" lang="haskell">  <span class="c1" style="color: #998; font-style: italic;">-- Otherwise this is a typed hole in an expression,</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="899" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

899

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<td class="diff-line-num new_line" data-linenumber="902" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

902

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<pre style="margin: 0;"> <span id="LC902" class="line" lang="haskell">  <span class="c1" style="color: #998; font-style: italic;">-- but not for an out-of-scope variable (because that goes through a</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="900" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

900

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<td class="diff-line-num new_line" data-linenumber="903" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

903

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<pre style="margin: 0;"> <span id="LC903" class="line" lang="haskell">  <span class="c1" style="color: #998; font-style: italic;">-- different function)</span></span>

</pre>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="961" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="964" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -961,6 +964,8 @@ maybeAddDeferredHoleBinding ctxt err (Hole { hole_sort = ExprHole ev_id })</td>

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<td class="diff-line-num old_line" data-linenumber="961" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

961

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<td class="diff-line-num new_line" data-linenumber="964" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

964

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<pre style="margin: 0;"> <span id="LC964" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">return</span> <span class="nb" style="color: #0086b3;">()</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="962" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

962

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<td class="diff-line-num new_line" data-linenumber="965" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

965

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<pre style="margin: 0;"> <span id="LC965" class="line" lang="haskell"><span class="n" style="color: #333;">maybeAddDeferredHoleBinding</span> <span class="kr" style="font-weight: 600;">_</span> <span class="kr" style="font-weight: 600;">_</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="p">{</span> <span class="n" style="color: #333;">hole_sort</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">TypeHole</span> <span class="p">})</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="963" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

963

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<td class="diff-line-num new_line" data-linenumber="966" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

966

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<pre style="margin: 0;"> <span id="LC966" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">return</span> <span class="nb" style="color: #0086b3;">()</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="964" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="967" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

967

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<pre style="margin: 0;">+<span id="LC967" class="line" lang="haskell"><span class="n" style="color: #333;">maybeAddDeferredHoleBinding</span> <span class="kr" style="font-weight: 600;">_</span> <span class="kr" style="font-weight: 600;">_</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="p">{</span> <span class="n" style="color: #333;">hole_sort</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">ConstraintHole</span> <span class="p">})</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="964" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="968" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

968

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<pre style="margin: 0;">+<span id="LC968" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">return</span> <span class="nb" style="color: #0086b3;">()</span></span>

</pre>

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964

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<td class="diff-line-num new_line" data-linenumber="969" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

969

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<pre style="margin: 0;"> <span id="LC969" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="965" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

965

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<td class="diff-line-num new_line" data-linenumber="970" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

970

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<pre style="margin: 0;"> <span id="LC970" class="line" lang="haskell"><span class="n" style="color: #333;">tryReporters</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">ReportErrCtxt</span> <span class="o" style="font-weight: 600;">-></span> <span class="p">[</span><span class="kt" style="color: #458; font-weight: 600;">ReporterSpec</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span> <span class="p">[</span><span class="kt" style="color: #458; font-weight: 600;">Ct</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcM</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">ReportErrCtxt</span><span class="p">,</span> <span class="p">[</span><span class="kt" style="color: #458; font-weight: 600;">Ct</span><span class="p">])</span></span>

</pre>

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966

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<td class="diff-line-num new_line" data-linenumber="971" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

971

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<pre style="margin: 0;"> <span id="LC971" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- Use the first reporter in the list whose predicate says True</span></span>

</pre>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="1209" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="1214" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -1209,6 +1214,9 @@ mkHoleError tidy_simples ctxt hole@(Hole { hole_occ = occ</td>

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1209

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1214

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<pre style="margin: 0;"> <span id="LC1214" class="line" lang="haskell">      <span class="kt" style="color: #458; font-weight: 600;">TypeHole</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">vcat</span> <span class="p">[</span> <span class="n" style="color: #333;">hang</span> <span class="p">(</span><span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"Found type wildcard"</span> <span class="o" style="font-weight: 600;"><+></span> <span class="n" style="color: #333;">quotes</span> <span class="p">(</span><span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">occ</span><span class="p">))</span></span>

</pre>

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1210

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<td class="diff-line-num new_line" data-linenumber="1215" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1215

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<pre style="margin: 0;"> <span id="LC1215" class="line" lang="haskell">                            <span class="mi" style="color: #099;">2</span> <span class="p">(</span><span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"standing for"</span> <span class="o" style="font-weight: 600;"><+></span> <span class="n" style="color: #333;">quotes</span> <span class="n" style="color: #333;">pp_hole_type_with_kind</span><span class="p">)</span></span>

</pre>

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1211

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<td class="diff-line-num new_line" data-linenumber="1216" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1216

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<pre style="margin: 0;"> <span id="LC1216" class="line" lang="haskell">                       <span class="p">,</span> <span class="n" style="color: #333;">tyvars_msg</span><span class="p">,</span> <span class="n" style="color: #333;">type_hole_hint</span> <span class="p">]</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="1212" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="1217" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1217

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<pre style="margin: 0;">+<span id="LC1217" class="line" lang="haskell">      <span class="kt" style="color: #458; font-weight: 600;">ConstraintHole</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">vcat</span> <span class="p">[</span> <span class="n" style="color: #333;">hang</span> <span class="p">(</span><span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"Found extra-constraints wildcard standing for"</span><span class="p">)</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="1212" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="1218" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1218

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<pre style="margin: 0;">+<span id="LC1218" class="line" lang="haskell">                                  <span class="mi" style="color: #099;">2</span> <span class="p">(</span><span class="n" style="color: #333;">quotes</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">pprType</span> <span class="n" style="color: #333;">hole_ty</span><span class="p">)</span>  <span class="c1" style="color: #998; font-style: italic;">-- always kind constraint</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="1212" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="1219" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1219

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<pre style="margin: 0;">+<span id="LC1219" class="line" lang="haskell">                             <span class="p">,</span> <span class="n" style="color: #333;">tyvars_msg</span><span class="p">,</span> <span class="n" style="color: #333;">type_hole_hint</span> <span class="p">]</span></span>

</pre>

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1212

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<td class="diff-line-num new_line" data-linenumber="1220" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1220

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<pre style="margin: 0;"> <span id="LC1220" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="1213" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<td class="diff-line-num new_line" data-linenumber="1221" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC1221" class="line" lang="haskell">    <span class="n" style="color: #333;">pp_hole_type_with_kind</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC1222" class="line" lang="haskell">      <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">isLiftedTypeKind</span> <span class="n" style="color: #333;">hole_kind</span></span>

</pre>

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<br>

</li>

<li id="9355bef855426caf5f526925edf351b20f9a86c4">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#9355bef855426caf5f526925edf351b20f9a86c4"><strong>compiler/GHC/Tc/Gen/HsType.hs</strong></a>

<hr>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="1210" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="1210" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -1210,7 +1210,9 @@ tc_hs_type mode ty@(HsAppKindTy{})         ek = tc_infer_hs_type_ek mode ty ek</td>

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<pre style="margin: 0;"> <span id="LC1210" class="line" lang="haskell"><span class="n" style="color: #333;">tc_hs_type</span> <span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span><span class="o" style="font-weight: 600;">@</span><span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">HsOpTy</span> <span class="p">{})</span>             <span class="n" style="color: #333;">ek</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">tc_infer_hs_type_ek</span> <span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span> <span class="n" style="color: #333;">ek</span></span>

</pre>

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1211

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<pre style="margin: 0;"> <span id="LC1211" class="line" lang="haskell"><span class="n" style="color: #333;">tc_hs_type</span> <span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span><span class="o" style="font-weight: 600;">@</span><span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">HsKindSig</span> <span class="p">{})</span>          <span class="n" style="color: #333;">ek</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">tc_infer_hs_type_ek</span> <span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span> <span class="n" style="color: #333;">ek</span></span>

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<pre style="margin: 0;"> <span id="LC1212" class="line" lang="haskell"><span class="n" style="color: #333;">tc_hs_type</span> <span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span><span class="o" style="font-weight: 600;">@</span><span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">XHsType</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">NHsCoreTy</span><span class="p">{}))</span> <span class="n" style="color: #333;">ek</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">tc_infer_hs_type_ek</span> <span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span> <span class="n" style="color: #333;">ek</span></span>

</pre>

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<pre style="margin: 0;">-<span id="LC1213" class="line" lang="haskell"><span class="n" style="color: #333;">tc_hs_type</span> <span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span><span class="o" style="font-weight: 600;">@</span><span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">HsWildCardTy</span> <span class="kr" style="font-weight: 600;">_</span><span class="p">)</span>        <span class="n" style="color: #333;">ek</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">tcAnonWildCardOcc</span> <span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span> <span class="n" style="color: #333;">ek</span></span>

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<td class="diff-line-num new new_line" data-linenumber="1213" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1213

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<pre style="margin: 0;">+<span id="LC1213" class="line" lang="haskell"></span>

</pre>

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<pre style="margin: 0;">+<span id="LC1214" class="line" lang="haskell"><span class="n" style="color: #333;">tc_hs_type</span> <span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span><span class="o" style="font-weight: 600;">@</span><span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">HsWildCardTy</span> <span class="kr" style="font-weight: 600;">_</span><span class="p">)</span>        <span class="n" style="color: #333;">ek</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="1215" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<pre style="margin: 0;">+<span id="LC1215" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">tcAnonWildCardOcc</span> <span class="kt" style="color: #458; font-weight: 600;">NoExtraConstraint</span> <span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span> <span class="n" style="color: #333;">ek</span></span>

</pre>

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1214

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1216

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<pre style="margin: 0;"> <span id="LC1216" class="line" lang="haskell"></span>

</pre>

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1215

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1217

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<pre style="margin: 0;"> <span id="LC1217" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">{-</span></span>

</pre>

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1216

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<td class="diff-line-num new_line" data-linenumber="1218" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1218

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<pre style="margin: 0;"> <span id="LC1218" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">Note [Variable Specificity and Forall Visibility]</span></span>

</pre>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="2089" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="2091" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -2089,8 +2091,9 @@ newNamedWildTyVar _name   -- Currently ignoring the "_x" wildcard name used in t</td>

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2089

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2091

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<pre style="margin: 0;"> <span id="LC2091" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333;">return</span> <span class="n" style="color: #333;">tyvar</span> <span class="p">}</span></span>

</pre>

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2092

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<pre style="margin: 0;"> <span id="LC2092" class="line" lang="haskell"></span>

</pre>

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2093

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<pre style="margin: 0;"> <span id="LC2093" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">---------------------------</span></span>

</pre>

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<pre style="margin: 0;">-<span id="LC2092" class="line" lang="haskell"><span class="n" style="color: #333;">tcAnonWildCardOcc</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">TcTyMode</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">HsType</span> <span class="kt" style="color: #458; font-weight: 600;">GhcRn</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Kind</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcM</span> <span class="kt" style="color: #458; font-weight: 600;">TcType</span></span>

</pre>

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<pre style="margin: 0;">-<span id="LC2093" class="line" lang="haskell"><span class="n" style="color: #333;">tcAnonWildCardOcc</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">TcTyMode</span> <span class="p">{</span> <span class="n" style="color: #333;">mode_holes</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">Just</span> <span class="p">(</span><span class="n" style="color: #333;">hole_lvl</span><span class="p">,</span> <span class="n" style="color: #333;">hole_mode</span><span class="p">)</span> <span class="p">})</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="2094" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

2094

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<pre style="margin: 0;">+<span id="LC2094" class="line" lang="haskell"><span class="n" style="color: #333;">tcAnonWildCardOcc</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">IsExtraConstraint</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="2095" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

2095

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<pre style="margin: 0;">+<span id="LC2095" class="line" lang="haskell">                  <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcTyMode</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">HsType</span> <span class="kt" style="color: #458; font-weight: 600;">GhcRn</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Kind</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcM</span> <span class="kt" style="color: #458; font-weight: 600;">TcType</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="2096" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

2096

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<pre style="margin: 0;">+<span id="LC2096" class="line" lang="haskell"><span class="n" style="color: #333;">tcAnonWildCardOcc</span> <span class="n" style="color: #333;">is_extra</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">TcTyMode</span> <span class="p">{</span> <span class="n" style="color: #333;">mode_holes</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">Just</span> <span class="p">(</span><span class="n" style="color: #333;">hole_lvl</span><span class="p">,</span> <span class="n" style="color: #333;">hole_mode</span><span class="p">)</span> <span class="p">})</span></span>

</pre>

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2094

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<td class="diff-line-num new_line" data-linenumber="2097" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2097

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<pre style="margin: 0;"> <span id="LC2097" class="line" lang="haskell">                  <span class="n" style="color: #333;">ty</span> <span class="n" style="color: #333;">exp_kind</span></span>

</pre>

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2095

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<td class="diff-line-num new_line" data-linenumber="2098" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2098

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<pre style="margin: 0;"> <span id="LC2098" class="line" lang="haskell">    <span class="c1" style="color: #998; font-style: italic;">-- hole_lvl: see Note [Checking partial type signatures]</span></span>

</pre>

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2099

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<pre style="margin: 0;"> <span id="LC2099" class="line" lang="haskell">    <span class="c1" style="color: #998; font-style: italic;">--           esp the bullet on nested forall types</span></span>

</pre>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="2104" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="2107" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -2104,7 +2107,7 @@ tcAnonWildCardOcc (TcTyMode { mode_holes = Just (hole_lvl, hole_mode) })</td>

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2104

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<td class="diff-line-num new_line" data-linenumber="2107" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2107

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<pre style="margin: 0;"> <span id="LC2107" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2105" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2105

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<td class="diff-line-num new_line" data-linenumber="2108" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2108

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<pre style="margin: 0;"> <span id="LC2108" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333;">traceTc</span> <span class="s" style="color: #d14;">"tcAnonWildCardOcc"</span> <span class="p">(</span><span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">hole_lvl</span> <span class="o" style="font-weight: 600;"><+></span> <span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">emit_holes</span><span class="p">)</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2106" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2106

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<td class="diff-line-num new_line" data-linenumber="2109" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2109

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<pre style="margin: 0;"> <span id="LC2109" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333;">when</span> <span class="n" style="color: #333;">emit_holes</span> <span class="o" style="font-weight: 600;">$</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2107" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

2107

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<td class="diff-line-num new_line old" data-linenumber="2110" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC2107" class="line" lang="haskell">         <span class="n" style="color: #333;">emitAnonTypeHole</span> <span class="n" style="color: #333;">wc_tv</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="2108" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="2110" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

2110

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<pre style="margin: 0;">+<span id="LC2110" class="line" lang="haskell">         <span class="n" style="color: #333;">emitAnonTypeHole</span> <span class="n" style="color: #333;"><span class="idiff left">is_extra</span></span><span class="idiff right"> </span><span class="n" style="color: #333;">wc_tv</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2108" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2108

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<td class="diff-line-num new_line" data-linenumber="2111" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2111

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<pre style="margin: 0;"> <span id="LC2111" class="line" lang="haskell">         <span class="c1" style="color: #998; font-style: italic;">-- Why the 'when' guard?</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2109" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2109

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<td class="diff-line-num new_line" data-linenumber="2112" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2112

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<pre style="margin: 0;"> <span id="LC2112" class="line" lang="haskell">         <span class="c1" style="color: #998; font-style: italic;">-- See Note [Wildcards in visible kind application]</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2110" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2110

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<td class="diff-line-num new_line" data-linenumber="2113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2113

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<pre style="margin: 0;"> <span id="LC2113" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="2125" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="2128" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -2125,7 +2128,7 @@ tcAnonWildCardOcc (TcTyMode { mode_holes = Just (hole_lvl, hole_mode) })</td>

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<td class="diff-line-num old_line" data-linenumber="2125" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2125

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<td class="diff-line-num new_line" data-linenumber="2128" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2128

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<pre style="margin: 0;"> <span id="LC2128" class="line" lang="haskell">                     <span class="kt" style="color: #458; font-weight: 600;">HM_FamPat</span>  <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">False</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2126" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2126

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<td class="diff-line-num new_line" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2129

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<pre style="margin: 0;"> <span id="LC2129" class="line" lang="haskell">                     <span class="kt" style="color: #458; font-weight: 600;">HM_VTA</span>     <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">False</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2127" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2127

</td>

<td class="diff-line-num new_line" data-linenumber="2130" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2130

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<pre style="margin: 0;"> <span id="LC2130" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2128" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

2128

</td>

<td class="diff-line-num new_line old" data-linenumber="2131" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC2128" class="line" lang="haskell"><span class="n" style="color: #333;">tcAnonWildCardOcc</span> <span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span> <span class="kr" style="font-weight: 600;">_</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="2131" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

2131

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<pre style="margin: 0;">+<span id="LC2131" class="line" lang="haskell"><span class="n" style="color: #333;">tcAnonWildCardOcc</span> <span class="kr" style="font-weight: 600;"><span class="idiff left">_</span></span><span class="idiff right"> </span><span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span> <span class="kr" style="font-weight: 600;">_</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2129

</td>

<td class="diff-line-num new_line" data-linenumber="2132" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2132

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<pre style="margin: 0;"> <span id="LC2132" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- mode_holes is Nothing.  Should not happen, because renamer</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2130" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2130

</td>

<td class="diff-line-num new_line" data-linenumber="2133" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2133

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<pre style="margin: 0;"> <span id="LC2133" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- should already have rejected holes in unexpected places</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2131" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2131

</td>

<td class="diff-line-num new_line" data-linenumber="2134" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2134

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<pre style="margin: 0;"> <span id="LC2134" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">pprPanic</span> <span class="s" style="color: #d14;">"tcWildCardOcc"</span> <span class="p">(</span><span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">mode</span> <span class="o" style="font-weight: 600;">$$</span> <span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">ty</span><span class="p">)</span></span>

</pre>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="3639" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="3642" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -3639,7 +3642,7 @@ tcPartialContext mode hs_theta</td>

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<pre style="margin: 0;"> <span id="LC3642" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">Just</span> <span class="p">(</span><span class="n" style="color: #333;">hs_theta1</span><span class="p">,</span> <span class="n" style="color: #333;">hs_ctxt_last</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">snocView</span> <span class="n" style="color: #333;">hs_theta</span></span>

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3640

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3643

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<pre style="margin: 0;"> <span id="LC3643" class="line" lang="haskell">  <span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">L</span> <span class="n" style="color: #333;">wc_loc</span> <span class="n" style="color: #333;">ty</span><span class="o" style="font-weight: 600;">@</span><span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">HsWildCardTy</span> <span class="kr" style="font-weight: 600;">_</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">ignoreParens</span> <span class="n" style="color: #333;">hs_ctxt_last</span></span>

</pre>

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3641

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3644

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<pre style="margin: 0;"> <span id="LC3644" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span> <span class="p">{</span> <span class="n" style="color: #333;">wc_tv_ty</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">setSrcSpan</span> <span class="n" style="color: #333;">wc_loc</span> <span class="o" style="font-weight: 600;">$</span></span>

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3642

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<pre style="margin: 0;">-<span id="LC3642" class="line" lang="haskell">                     <span class="n" style="color: #333;">tcAnonWildCardOcc</span> <span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span> <span class="n" style="color: #333;">constraintKind</span></span>

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3645

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<pre style="margin: 0;">+<span id="LC3645" class="line" lang="haskell">                     <span class="n" style="color: #333;">tcAnonWildCardOcc</span> <span class="kt" style="color: #458; font-weight: 600;"><span class="idiff left">YesExtraConstraint</span></span><span class="idiff right"> </span><span class="n" style="color: #333;">mode</span> <span class="n" style="color: #333;">ty</span> <span class="n" style="color: #333;">constraintKind</span></span>

</pre>

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3643

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3646

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<pre style="margin: 0;"> <span id="LC3646" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333;">theta</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">mapM</span> <span class="p">(</span><span class="n" style="color: #333;">tc_lhs_pred</span> <span class="n" style="color: #333;">mode</span><span class="p">)</span> <span class="n" style="color: #333;">hs_theta1</span></span>

</pre>

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3644

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<td class="diff-line-num new_line" data-linenumber="3647" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

3647

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<pre style="margin: 0;"> <span id="LC3647" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333;">return</span> <span class="p">(</span><span class="n" style="color: #333;">theta</span><span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">Just</span> <span class="n" style="color: #333;">wc_tv_ty</span><span class="p">)</span> <span class="p">}</span></span>

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3645

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<td class="diff-line-num new_line" data-linenumber="3648" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

3648

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<pre style="margin: 0;"> <span id="LC3648" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">otherwise</span></span>

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<br>

</li>

<li id="54436e21ea530a66a8a71bcc01c836f4740b8f02">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#54436e21ea530a66a8a71bcc01c836f4740b8f02"><strong>compiler/GHC/Tc/Solver.hs</strong></a>

<hr>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="2029" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="2029" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -2029,6 +2029,15 @@ simplifyHoles :: Bag Hole -> TcS (Bag Hole)</td>

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2029

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2029

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<pre style="margin: 0;"> <span id="LC2029" class="line" lang="haskell"><span class="n" style="color: #333;">simplifyHoles</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">mapBagM</span> <span class="n" style="color: #333;">simpl_hole</span></span>

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2030

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2030

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<pre style="margin: 0;"> <span id="LC2030" class="line" lang="haskell">  <span class="kr" style="font-weight: 600;">where</span></span>

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2031

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2031

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<pre style="margin: 0;"> <span id="LC2031" class="line" lang="haskell">    <span class="n" style="color: #333;">simpl_hole</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcS</span> <span class="kt" style="color: #458; font-weight: 600;">Hole</span></span>

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2032

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<pre style="margin: 0;">+<span id="LC2032" class="line" lang="haskell"></span>

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2033

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<pre style="margin: 0;">+<span id="LC2033" class="line" lang="haskell">     <span class="c1" style="color: #998; font-style: italic;">-- do not simplify an extra-constraints wildcard. These holes</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="2034" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

2034

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<pre style="margin: 0;">+<span id="LC2034" class="line" lang="haskell">     <span class="c1" style="color: #998; font-style: italic;">-- are filled with already-simplified constraints in</span></span>

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2035

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<pre style="margin: 0;">+<span id="LC2035" class="line" lang="haskell">     <span class="c1" style="color: #998; font-style: italic;">-- chooseInferredQuantifiers (choose_psig_context)</span></span>

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<td class="diff-line-num new new_line" data-linenumber="2036" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

2036

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<pre style="margin: 0;">+<span id="LC2036" class="line" lang="haskell">    <span class="n" style="color: #333;">simpl_hole</span> <span class="n" style="color: #333;">h</span><span class="o" style="font-weight: 600;">@</span><span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="p">{</span> <span class="n" style="color: #333;">hole_sort</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">ConstraintHole</span> <span class="p">})</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">return</span> <span class="n" style="color: #333;">h</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="2037" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

2037

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<pre style="margin: 0;">+<span id="LC2037" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="2032" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="2038" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

2038

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<pre style="margin: 0;">+<span id="LC2038" class="line" lang="haskell">     <span class="c1" style="color: #998; font-style: italic;">-- other wildcards should be simplified for printing</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="2039" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

2039

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<pre style="margin: 0;">+<span id="LC2039" class="line" lang="haskell">     <span class="c1" style="color: #998; font-style: italic;">-- we must do so here, and not in the error-message generation</span></span>

</pre>

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</td>

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2040

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<pre style="margin: 0;">+<span id="LC2040" class="line" lang="haskell">     <span class="c1" style="color: #998; font-style: italic;">-- code, because we have all the givens already set up</span></span>

</pre>

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2032

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<td class="diff-line-num new_line" data-linenumber="2041" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2041

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<pre style="margin: 0;"> <span id="LC2041" class="line" lang="haskell">    <span class="n" style="color: #333;">simpl_hole</span> <span class="n" style="color: #333;">h</span><span class="o" style="font-weight: 600;">@</span><span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="p">{</span> <span class="n" style="color: #333;">hole_ty</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">ty</span><span class="p">,</span> <span class="n" style="color: #333;">hole_loc</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">loc</span> <span class="p">})</span></span>

</pre>

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2033

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2042

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<pre style="margin: 0;"> <span id="LC2042" class="line" lang="haskell">      <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span> <span class="p">{</span> <span class="n" style="color: #333;">ty'</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">flattenType</span> <span class="n" style="color: #333;">loc</span> <span class="n" style="color: #333;">ty</span></span>

</pre>

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2034

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<td class="diff-line-num new_line" data-linenumber="2043" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2043

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<pre style="margin: 0;"> <span id="LC2043" class="line" lang="haskell">           <span class="p">;</span> <span class="n" style="color: #333;">return</span> <span class="p">(</span><span class="n" style="color: #333;">h</span> <span class="p">{</span> <span class="n" style="color: #333;">hole_ty</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">ty'</span> <span class="p">})</span> <span class="p">}</span></span>

</pre>

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<br>

</li>

<li id="3b6d78a50c8462304f843b952a88e531718dbbd2">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#3b6d78a50c8462304f843b952a88e531718dbbd2"><strong>compiler/GHC/Tc/Types/Constraint.hs</strong></a>

<hr>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="239" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="239" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -239,20 +239,23 @@ data HoleSort = ExprHole Id</td>

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<td class="diff-line-num old_line" data-linenumber="239" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

239

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<pre style="margin: 0;"> <span id="LC239" class="line" lang="haskell">                 <span class="c1" style="color: #998; font-style: italic;">-- will be an erroring expression for -fdefer-type-errors.</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC240" class="line" lang="haskell">              <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">TypeHole</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="241" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<td class="diff-line-num new_line" data-linenumber="241" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC241" class="line" lang="haskell">                 <span class="c1" style="color: #998; font-style: italic;">-- ^ A hole in a type (PartialTypeSignatures)</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="242" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<pre style="margin: 0;">+<span id="LC242" class="line" lang="haskell">              <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">ConstraintHole</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="243" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<pre style="margin: 0;">+<span id="LC243" class="line" lang="haskell">                 <span class="c1" style="color: #998; font-style: italic;">-- ^ A hole in a constraint, like @f :: (_, Eq a) => ...</span></span>

</pre>

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<td class="diff-line-num new_line" data-linenumber="244" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC244" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="243" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<td class="diff-line-num new_line" data-linenumber="245" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC245" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">instance</span> <span class="kt" style="color: #458; font-weight: 600;">Outputable</span> <span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="kr" style="font-weight: 600;">where</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="244" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<td class="diff-line-num new_line" data-linenumber="246" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC246" class="line" lang="haskell">  <span class="n" style="color: #333;">ppr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="p">{</span> <span class="n" style="color: #333;">hole_sort</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">ExprHole</span> <span class="n" style="color: #333;">id</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC247" class="line" lang="haskell">            <span class="p">,</span> <span class="n" style="color: #333;">hole_occ</span>  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">occ</span></span>

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<pre style="margin: 0;"> <span id="LC248" class="line" lang="haskell">            <span class="p">,</span> <span class="n" style="color: #333;">hole_ty</span>   <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">ty</span> <span class="p">})</span></span>

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<pre style="margin: 0;"> <span id="LC249" class="line" lang="haskell">    <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">parens</span> <span class="o" style="font-weight: 600;">$</span> <span class="p">(</span><span class="n" style="color: #333;">braces</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">occ</span> <span class="o" style="font-weight: 600;"><></span> <span class="n" style="color: #333;">colon</span> <span class="o" style="font-weight: 600;"><></span> <span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">id</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><+></span> <span class="n" style="color: #333;">dcolon</span> <span class="o" style="font-weight: 600;"><+></span> <span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">ty</span></span>

</pre>

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<pre style="margin: 0;">-<span id="LC248" class="line" lang="haskell">  <span class="n" style="color: #333;">ppr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="p">{</span> <span class="n" style="color: #333;">hole_sort</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;"><span class="idiff left right">TypeHole</span></span></span>

</pre>

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<pre style="margin: 0;">+<span id="LC250" class="line" lang="haskell">  <span class="n" style="color: #333;">ppr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="p">{</span> <span class="n" style="color: #333;">hole_sort</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right">_other</span></span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC251" class="line" lang="haskell">            <span class="p">,</span> <span class="n" style="color: #333;">hole_occ</span>  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">occ</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC252" class="line" lang="haskell">            <span class="p">,</span> <span class="n" style="color: #333;">hole_ty</span>   <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">ty</span> <span class="p">})</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC253" class="line" lang="haskell">    <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">braces</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">occ</span> <span class="o" style="font-weight: 600;"><></span> <span class="n" style="color: #333;">colon</span> <span class="o" style="font-weight: 600;"><></span> <span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">ty</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC254" class="line" lang="haskell"></span>

</pre>

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<pre style="margin: 0;"> <span id="LC255" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">instance</span> <span class="kt" style="color: #458; font-weight: 600;">Outputable</span> <span class="kt" style="color: #458; font-weight: 600;">HoleSort</span> <span class="kr" style="font-weight: 600;">where</span></span>

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<pre style="margin: 0;">-<span id="LC254" class="line" lang="haskell">  <span class="n" style="color: #333;">ppr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">ExprHole</span> <span class="n" style="color: #333;">id</span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"ExprHole:"</span> <span class="o" style="font-weight: 600;"><></span> <span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">id</span></span>

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<td class="diff-line-num new_line old" data-linenumber="256" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC255" class="line" lang="haskell">  <span class="n" style="color: #333;">ppr</span> <span class="kt" style="color: #458; font-weight: 600;">TypeHole</span>      <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"TypeHole"</span></span>

</pre>

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<pre style="margin: 0;">+<span id="LC256" class="line" lang="haskell">  <span class="n" style="color: #333;">ppr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">ExprHole</span> <span class="n" style="color: #333;">id</span><span class="p">)</span>  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"ExprHole:"</span> <span class="o" style="font-weight: 600;"><></span> <span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">id</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="257" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<pre style="margin: 0;">+<span id="LC257" class="line" lang="haskell">  <span class="n" style="color: #333;">ppr</span> <span class="kt" style="color: #458; font-weight: 600;">TypeHole</span>       <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"TypeHole"</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="258" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<pre style="margin: 0;">+<span id="LC258" class="line" lang="haskell">  <span class="n" style="color: #333;">ppr</span> <span class="kt" style="color: #458; font-weight: 600;">ConstraintHole</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"CosntraintHole"</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC259" class="line" lang="haskell"></span>

</pre>

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<pre style="margin: 0;"> <span id="LC260" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">------------</span></span>

</pre>

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261

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<pre style="margin: 0;"> <span id="LC261" class="line" lang="haskell"><span class="cd">-- | Used to indicate extra information about why a CIrredCan is irreducible</span></span>

</pre>

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<br>

</li>

<li id="c6e4263ee64c68e57b7525127d98243fce38b1ea">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#c6e4263ee64c68e57b7525127d98243fce38b1ea"><strong>compiler/GHC/Tc/Utils/Monad.hs</strong></a>

<hr>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="109" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="109" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -109,7 +109,7 @@ module GHC.Tc.Utils.Monad(</td>

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<td class="diff-line-num old_line" data-linenumber="109" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

109

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109

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<pre style="margin: 0;"> <span id="LC109" class="line" lang="haskell">  <span class="n" style="color: #333;">getTcLevel</span><span class="p">,</span> <span class="n" style="color: #333;">setTcLevel</span><span class="p">,</span> <span class="n" style="color: #333;">isTouchableTcM</span><span class="p">,</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="110" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

110

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110

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<pre style="margin: 0;"> <span id="LC110" class="line" lang="haskell">  <span class="n" style="color: #333;">getLclTypeEnv</span><span class="p">,</span> <span class="n" style="color: #333;">setLclTypeEnv</span><span class="p">,</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="111" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

111

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<td class="diff-line-num new_line" data-linenumber="111" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

111

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<pre style="margin: 0;"> <span id="LC111" class="line" lang="haskell">  <span class="n" style="color: #333;">traceTcConstraints</span><span class="p">,</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="112" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

112

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<td class="diff-line-num new_line old" data-linenumber="112" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC112" class="line" lang="haskell">  <span class="n" style="color: #333;">emitNamedTypeHole</span><span class="p">,</span> <span class="n" style="color: #333;">emitAnonTypeHole</span><span class="p">,</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="112" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

112

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<pre style="margin: 0;">+<span id="LC112" class="line" lang="haskell">  <span class="n" style="color: #333;">emitNamedTypeHole</span><span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;"><span class="idiff left">IsExtraConstraint</span></span><span class="p"><span class="idiff">(</span></span><span class="o" style="font-weight: 600;"><span class="idiff">..</span></span><span class="p"><span class="idiff">),</span></span><span class="idiff right"> </span><span class="n" style="color: #333;">emitAnonTypeHole</span><span class="p">,</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

113

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<td class="diff-line-num new_line" data-linenumber="113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

113

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<pre style="margin: 0;"> <span id="LC113" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="114" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

114

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<td class="diff-line-num new_line" data-linenumber="114" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

114

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<pre style="margin: 0;"> <span id="LC114" class="line" lang="haskell">  <span class="c1" style="color: #998; font-style: italic;">-- * Template Haskell context</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="115" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

115

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<td class="diff-line-num new_line" data-linenumber="115" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

115

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<pre style="margin: 0;"> <span id="LC115" class="line" lang="haskell">  <span class="n" style="color: #333;">recordThUse</span><span class="p">,</span> <span class="n" style="color: #333;">recordThSpliceUse</span><span class="p">,</span></span>

</pre>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="1757" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="1757" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -1757,16 +1757,26 @@ traceTcConstraints msg</td>

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<td class="diff-line-num old_line" data-linenumber="1757" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1757

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<td class="diff-line-num new_line" data-linenumber="1757" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1757

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<pre style="margin: 0;"> <span id="LC1757" class="line" lang="haskell">         <span class="n" style="color: #333;">hang</span> <span class="p">(</span><span class="n" style="color: #333;">text</span> <span class="p">(</span><span class="n" style="color: #333;">msg</span> <span class="o" style="font-weight: 600;">++</span> <span class="s" style="color: #d14;">": LIE:"</span><span class="p">))</span> <span class="mi" style="color: #099;">2</span> <span class="p">(</span><span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">lie</span><span class="p">)</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="1758" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1758

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<td class="diff-line-num new_line" data-linenumber="1758" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1758

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<pre style="margin: 0;"> <span id="LC1758" class="line" lang="haskell">       <span class="p">}</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="1759" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1759

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<td class="diff-line-num new_line" data-linenumber="1759" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1759

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<pre style="margin: 0;"> <span id="LC1759" class="line" lang="haskell"></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="1760" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

1760

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<td class="diff-line-num new_line old" data-linenumber="1760" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC1760" class="line" lang="haskell"><span class="n" style="color: #333;">emitAnonTypeHole</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">TcTyVar</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcM</span> <span class="nb" style="color: #0086b3;">()</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="1761" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

1761

</td>

<td class="diff-line-num new_line old" data-linenumber="1760" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC1761" class="line" lang="haskell"><span class="n" style="color: #333;">emitAnonTypeHole</span> <span class="n" style="color: #333;">tv</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="1762" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="1760" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1760

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<pre style="margin: 0;">+<span id="LC1760" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">data</span> <span class="kt" style="color: #458; font-weight: 600;">IsExtraConstraint</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">YesExtraConstraint</span></span>

</pre>

</td>

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<td class="diff-line-num new old_line" data-linenumber="1762" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="1761" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1761

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<pre style="margin: 0;">+<span id="LC1761" class="line" lang="haskell">                       <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">NoExtraConstraint</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="1762" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="1762" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1762

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<pre style="margin: 0;">+<span id="LC1762" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="1762" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="1763" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1763

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<pre style="margin: 0;">+<span id="LC1763" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">instance</span> <span class="kt" style="color: #458; font-weight: 600;">Outputable</span> <span class="kt" style="color: #458; font-weight: 600;">IsExtraConstraint</span> <span class="kr" style="font-weight: 600;">where</span></span>

</pre>

</td>

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<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="1762" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="1764" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1764

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<pre style="margin: 0;">+<span id="LC1764" class="line" lang="haskell">  <span class="n" style="color: #333;">ppr</span> <span class="kt" style="color: #458; font-weight: 600;">YesExtraConstraint</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"YesExtraConstraint"</span></span>

</pre>

</td>

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<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="1762" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="1765" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1765

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC1765" class="line" lang="haskell">  <span class="n" style="color: #333;">ppr</span> <span class="kt" style="color: #458; font-weight: 600;">NoExtraConstraint</span>  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"NoExtraConstraint"</span></span>

</pre>

</td>

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<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="1762" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="1766" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1766

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC1766" class="line" lang="haskell"></span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="1762" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="1767" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1767

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC1767" class="line" lang="haskell"><span class="n" style="color: #333;">emitAnonTypeHole</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">IsExtraConstraint</span></span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="1762" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="1768" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1768

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC1768" class="line" lang="haskell">                 <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcTyVar</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcM</span> <span class="nb" style="color: #0086b3;">()</span></span>

</pre>

</td>

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<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="1762" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="1769" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1769

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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC1769" class="line" lang="haskell"><span class="n" style="color: #333;">emitAnonTypeHole</span> <span class="n" style="color: #333;">extra_constraints</span> <span class="n" style="color: #333;">tv</span></span>

</pre>

</td>

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<td class="diff-line-num old_line" data-linenumber="1762" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1762

</td>

<td class="diff-line-num new_line" data-linenumber="1770" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1770

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<pre style="margin: 0;"> <span id="LC1770" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span> <span class="p">{</span> <span class="n" style="color: #333;">ct_loc</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">getCtLocM</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">TypeHoleOrigin</span> <span class="n" style="color: #333;">occ</span><span class="p">)</span> <span class="kt" style="color: #458; font-weight: 600;">Nothing</span></span>

</pre>

</td>

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<tr class="line_holder old" id="" style="line-height: 1.6;">

<td class="diff-line-num old old_line" data-linenumber="1763" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

1763

</td>

<td class="diff-line-num new_line old" data-linenumber="1771" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">

<pre style="margin: 0;">-<span id="LC1763" class="line" lang="haskell">       <span class="p">;</span> <span class="kr" style="font-weight: 600;">let</span> <span class="n" style="color: #333;">hole</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="p">{</span> <span class="n" style="color: #333;">hole_sort</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;"><span class="idiff left right">TypeHole</span></span></span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="1764" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="1771" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1771

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC1771" class="line" lang="haskell">       <span class="p">;</span> <span class="kr" style="font-weight: 600;">let</span> <span class="n" style="color: #333;">hole</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">Hole</span> <span class="p">{</span> <span class="n" style="color: #333;">hole_sort</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right">sort</span></span></span>

</pre>

</td>

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<td class="diff-line-num old_line" data-linenumber="1764" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1764

</td>

<td class="diff-line-num new_line" data-linenumber="1772" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1772

</td>

<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">

<pre style="margin: 0;"> <span id="LC1772" class="line" lang="haskell">                         <span class="p">,</span> <span class="n" style="color: #333;">hole_occ</span>  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">occ</span></span>

</pre>

</td>

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<td class="diff-line-num old_line" data-linenumber="1765" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1765

</td>

<td class="diff-line-num new_line" data-linenumber="1773" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1773

</td>

<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">

<pre style="margin: 0;"> <span id="LC1773" class="line" lang="haskell">                         <span class="p">,</span> <span class="n" style="color: #333;">hole_ty</span>   <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">mkTyVarTy</span> <span class="n" style="color: #333;">tv</span></span>

</pre>

</td>

</tr>

<tr class="line_holder" id="" style="line-height: 1.6;">

<td class="diff-line-num old_line" data-linenumber="1766" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1766

</td>

<td class="diff-line-num new_line" data-linenumber="1774" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1774

</td>

<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">

<pre style="margin: 0;"> <span id="LC1774" class="line" lang="haskell">                         <span class="p">,</span> <span class="n" style="color: #333;">hole_loc</span>  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">ct_loc</span> <span class="p">}</span></span>

</pre>

</td>

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<td class="diff-line-num old_line" data-linenumber="1767" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1767

</td>

<td class="diff-line-num new_line" data-linenumber="1775" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1775

</td>

<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">

<pre style="margin: 0;"> <span id="LC1775" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333;">emitHole</span> <span class="n" style="color: #333;">hole</span> <span class="p">}</span></span>

</pre>

</td>

</tr>

<tr class="line_holder" id="" style="line-height: 1.6;">

<td class="diff-line-num old_line" data-linenumber="1768" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1768

</td>

<td class="diff-line-num new_line" data-linenumber="1776" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1776

</td>

<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">

<pre style="margin: 0;"> <span id="LC1776" class="line" lang="haskell">  <span class="kr" style="font-weight: 600;">where</span></span>

</pre>

</td>

</tr>

<tr class="line_holder" id="" style="line-height: 1.6;">

<td class="diff-line-num old_line" data-linenumber="1769" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1769

</td>

<td class="diff-line-num new_line" data-linenumber="1777" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1777

</td>

<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">

<pre style="margin: 0;"> <span id="LC1777" class="line" lang="haskell">    <span class="n" style="color: #333;">occ</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">mkTyVarOcc</span> <span class="s" style="color: #d14;">"_"</span></span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="1770" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="1778" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

1778

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC1778" class="line" lang="haskell">    <span class="n" style="color: #333;">sort</span> <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">YesExtraConstraint</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">extra_constraints</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">ConstraintHole</span></span>

</pre>

</td>

</tr>

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<td class="diff-line-num new old_line" data-linenumber="1770" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<pre style="margin: 0;">+<span id="LC1779" class="line" lang="haskell">         <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">otherwise</span>                               <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">TypeHole</span></span>

</pre>

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1780

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<pre style="margin: 0;"> <span id="LC1780" class="line" lang="haskell"></span>

</pre>

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1771

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<pre style="margin: 0;"> <span id="LC1781" class="line" lang="haskell"><span class="n" style="color: #333;">emitNamedTypeHole</span> <span class="o" style="font-weight: 600;">::</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Name</span><span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">TcTyVar</span><span class="p">)</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcM</span> <span class="nb" style="color: #0086b3;">()</span></span>

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<pre style="margin: 0;"> <span id="LC1782" class="line" lang="haskell"><span class="n" style="color: #333;">emitNamedTypeHole</span> <span class="p">(</span><span class="n" style="color: #333;">name</span><span class="p">,</span> <span class="n" style="color: #333;">tv</span><span class="p">)</span></span>

</pre>

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<br>

</li>

<li id="2430cf6bd49f7c94008b89548971a935c1b1cd77">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#2430cf6bd49f7c94008b89548971a935c1b1cd77"><strong>testsuite/tests/partial-sigs/should_compile/SplicesUsed.stderr</strong></a>

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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -65,7 +65,7 @@ SplicesUsed.hs:16:2: warning: [-Wpartial-type-signatures (in -Wdefault)]</td>

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<pre style="margin: 0;"> <span id="LC65" class="line" lang="plaintext">    • In the type signature: foo :: _ => _</span>

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<pre style="margin: 0;"> <span id="LC66" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC67" class="line" lang="plaintext">SplicesUsed.hs:16:2: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC68" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Eq a’</span>

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<pre style="margin: 0;">+<span id="LC68" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Eq a’</span>

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<pre style="margin: 0;"> <span id="LC69" class="line" lang="plaintext">      Where: ‘a’ is a rigid type variable bound by</span>

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<pre style="margin: 0;"> <span id="LC70" class="line" lang="plaintext">               the inferred type of foo :: Eq a => a -> a -> Bool</span>

</pre>

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<pre style="margin: 0;"> <span id="LC71" class="line" lang="plaintext">               at SplicesUsed.hs:16:2-11</span>

</pre>

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</li>

<li id="c3aa69a5ee86baf7925038a8948768e9548da899">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#c3aa69a5ee86baf7925038a8948768e9548da899"><strong>testsuite/tests/partial-sigs/should_compile/SuperCls.stderr</strong></a>

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1

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<td class="diff-line-num new_line" data-linenumber="1" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

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2

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">SuperCls.hs:4:14: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

</pre>

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3

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘()’</span>

</pre>

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<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘()’</span>

</pre>

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4

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">    • In the type signature: f :: (Ord a, _) => a -> Bool</span></pre>

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<br>

</li>

<li id="fdad8ca739f3d61752da4e6fec4e8e7e5604fb9a">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#fdad8ca739f3d61752da4e6fec4e8e7e5604fb9a"><strong>testsuite/tests/partial-sigs/should_compile/T10403.stderr</strong></a>

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1

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<td class="diff-line-num new_line" data-linenumber="1" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

</pre>

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2

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">T10403.hs:15:7: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

</pre>

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3

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<td class="diff-line-num new_line old" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Functor f’</span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

3

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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Functor f’</span>

</pre>

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4

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<td class="diff-line-num new_line" data-linenumber="4" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

4

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">      Where: ‘f’ is a rigid type variable bound by</span>

</pre>

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5

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5

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<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext">               the inferred type of h1 :: Functor f => (a -> a1) -> f a -> H f</span>

</pre>

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6

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<td class="diff-line-num new_line" data-linenumber="6" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

6

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext">               at T10403.hs:17:1-41</span>

</pre>

</td>

</tr>

</table>

<br>

</li>

<li id="396a6e11945f5b15dae3aaf5293c6d36321aefa0">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#396a6e11945f5b15dae3aaf5293c6d36321aefa0"><strong>testsuite/tests/partial-sigs/should_compile/T10519.stderr</strong></a>

<hr>

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1

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1

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

</pre>

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2

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">T10519.hs:5:18: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

</pre>

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3

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<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">

<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Eq a’</span>

</pre>

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</td>

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3

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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Eq a’</span>

</pre>

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4

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<td class="diff-line-num new_line" data-linenumber="4" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

4

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">      Where: ‘a’ is a rigid type variable bound by</span>

</pre>

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5

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5

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<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext">               the inferred type of foo :: Eq a => a -> a -> Bool</span>

</pre>

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6

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<td class="diff-line-num new_line" data-linenumber="6" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

6

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext">               at T10519.hs:5:15</span>

</pre>

</td>

</tr>

</table>

<br>

</li>

<li id="547fccbd156dbf76f284694643a6f17b8d2666bf">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#547fccbd156dbf76f284694643a6f17b8d2666bf"><strong>testsuite/tests/partial-sigs/should_compile/T11016.stderr</strong></a>

<hr>

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1

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<td class="diff-line-num new_line" data-linenumber="1" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1

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<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">

<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

</pre>

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2

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2

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">T11016.hs:5:19: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

</pre>

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3

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<td class="diff-line-num new_line old" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘()’</span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

3

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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘()’</span>

</pre>

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4

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<td class="diff-line-num new_line" data-linenumber="4" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

4

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">    • In the type signature: f1 :: (?x :: Int, _) => Int</span>

</pre>

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5

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5

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<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">

<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext"></span>

</pre>

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6

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6

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext">T11016.hs:8:22: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

</pre>

</td>

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</table>

<br>

</li>

<li id="0a7d5119623977783ed500776287a29964b3fef3">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#0a7d5119623977783ed500776287a29964b3fef3"><strong>testsuite/tests/partial-sigs/should_compile/T11670.stderr</strong></a>

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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -9,7 +9,7 @@ T11670.hs:10:42: warning: [-Wpartial-type-signatures (in -Wdefault)]</td>

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<pre style="margin: 0;"> <span id="LC9" class="line" lang="plaintext">        peek :: Ptr a -> IO CLong (bound at T11670.hs:10:1)</span>

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<pre style="margin: 0;"> <span id="LC10" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC11" class="line" lang="plaintext">T11670.hs:13:40: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC12" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Storable w’</span>

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<pre style="margin: 0;">+<span id="LC12" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Storable w’</span>

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<pre style="margin: 0;"> <span id="LC13" class="line" lang="plaintext">      Where: ‘w’ is a rigid type variable bound by</span>

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<pre style="margin: 0;"> <span id="LC14" class="line" lang="plaintext">               the inferred type of <expression> :: Storable w => IO w</span>

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<pre style="margin: 0;"> <span id="LC15" class="line" lang="plaintext">               at T11670.hs:13:40-48</span>

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<li id="5bc71bc0886d0f8575f09e4641db9cc39e7882c7">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#5bc71bc0886d0f8575f09e4641db9cc39e7882c7"><strong>testsuite/tests/partial-sigs/should_compile/T12844.stderr</strong></a>

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">T12844.hs:12:9: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span></span>

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<pre style="margin: 0;">-<span id="LC4" class="line" lang="plaintext">        <span class="idiff left right">standing for </span>‘(Head rngs ~ '(r, r'), Foo rngs)’</span>

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<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard standing for</span></span>

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<pre style="margin: 0;">+<span id="LC4" class="line" lang="plaintext">        ‘(Head rngs ~ '(r, r'), Foo rngs)’</span>

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<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext">      Where: ‘r’, ‘r'’, ‘k’, ‘k1’, ‘rngs’</span>

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext">               are rigid type variables bound by</span>

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<pre style="margin: 0;"> <span id="LC7" class="line" lang="plaintext">               the inferred type of</span>

</pre>

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</li>

<li id="5cffcba1cfd6f970c7483efc9d753c97fd48c8c5">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#5cffcba1cfd6f970c7483efc9d753c97fd48c8c5"><strong>testsuite/tests/partial-sigs/should_compile/T12845.stderr</strong></a>

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">T12845.hs:18:70: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘()’</span>

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<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘()’</span>

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">    • In the type signature:</span>

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<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext">        broken :: forall r r' rngs.</span>

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext">                  ('(r, r') ~ Head rngs, Bar r r' ~ 'True, _) =></span>

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<br>

</li>

<li id="f1eecc598d7f9764bf831257d1a6e1455250570e">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#f1eecc598d7f9764bf831257d1a6e1455250570e"><strong>testsuite/tests/partial-sigs/should_compile/T13482.stderr</strong></a>

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">T13482.hs:10:32: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘(Eq m, Monoid m)’</span>

</pre>

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<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘(Eq m, Monoid m)’</span>

</pre>

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">      Where: ‘m’ is a rigid type variable bound by</span>

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<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext">               the inferred type of</span>

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext">                 minimal1_noksig :: (Eq m, Monoid m) => Int -> Bool</span>

</pre>

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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -9,21 +9,21 @@ T13482.hs:10:32: warning: [-Wpartial-type-signatures (in -Wdefault)]</td>

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<pre style="margin: 0;"> <span id="LC9" class="line" lang="plaintext">        minimal1_noksig :: forall m. _ => Int -> Bool</span>

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<pre style="margin: 0;"> <span id="LC10" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC11" class="line" lang="plaintext">T13482.hs:13:33: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC12" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘(Eq m, Monoid m)’</span>

</pre>

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<pre style="margin: 0;">+<span id="LC12" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘(Eq m, Monoid m)’</span>

</pre>

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<pre style="margin: 0;"> <span id="LC13" class="line" lang="plaintext">      Where: ‘m’ is a rigid type variable bound by</span>

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<pre style="margin: 0;"> <span id="LC14" class="line" lang="plaintext">               the inferred type of minimal1 :: (Eq m, Monoid m) => Bool</span>

</pre>

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<pre style="margin: 0;"> <span id="LC15" class="line" lang="plaintext">               at T13482.hs:13:21</span>

</pre>

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16

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<td class="diff-line-num new_line" data-linenumber="16" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

16

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<pre style="margin: 0;"> <span id="LC16" class="line" lang="plaintext">    • In the type signature: minimal1 :: forall (m :: Type). _ => Bool</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="17" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

17

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<td class="diff-line-num new_line" data-linenumber="17" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

17

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<pre style="margin: 0;"> <span id="LC17" class="line" lang="plaintext"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="18" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

18

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<td class="diff-line-num new_line" data-linenumber="18" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC18" class="line" lang="plaintext">T13482.hs:16:30: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

</pre>

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19

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<td class="diff-line-num new_line old" data-linenumber="19" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC19" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Monoid m’</span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="20" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<td class="diff-line-num new new_line" data-linenumber="19" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

19

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<pre style="margin: 0;">+<span id="LC19" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Monoid m’</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="20" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

20

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<td class="diff-line-num new_line" data-linenumber="20" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

20

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<pre style="margin: 0;"> <span id="LC20" class="line" lang="plaintext">      Where: ‘m’ is a rigid type variable bound by</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="21" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

21

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<td class="diff-line-num new_line" data-linenumber="21" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

21

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<pre style="margin: 0;"> <span id="LC21" class="line" lang="plaintext">               the inferred type of minimal2 :: (Eq m, Monoid m) => Bool</span>

</pre>

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22

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<td class="diff-line-num new_line" data-linenumber="22" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

22

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<pre style="margin: 0;"> <span id="LC22" class="line" lang="plaintext">               at T13482.hs:16:20</span>

</pre>

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23

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<td class="diff-line-num new_line" data-linenumber="23" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

23

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<pre style="margin: 0;"> <span id="LC23" class="line" lang="plaintext">    • In the type signature: minimal2 :: forall m. (Eq m, _) => Bool</span>

</pre>

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24

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<td class="diff-line-num new_line" data-linenumber="24" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

24

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<pre style="margin: 0;"> <span id="LC24" class="line" lang="plaintext"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="25" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

25

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<td class="diff-line-num new_line" data-linenumber="25" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

25

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<pre style="margin: 0;"> <span id="LC25" class="line" lang="plaintext">T13482.hs:19:34: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

</pre>

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26

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<td class="diff-line-num new_line old" data-linenumber="26" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC26" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Eq m’</span>

</pre>

</td>

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<td class="diff-line-num new old_line" data-linenumber="27" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="26" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

26

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<pre style="margin: 0;">+<span id="LC26" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Eq m’</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="27" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

27

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<td class="diff-line-num new_line" data-linenumber="27" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

27

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<pre style="margin: 0;"> <span id="LC27" class="line" lang="plaintext">      Where: ‘m’ is a rigid type variable bound by</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="28" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

28

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<td class="diff-line-num new_line" data-linenumber="28" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC28" class="line" lang="plaintext">               the inferred type of minimal3 :: (Monoid m, Eq m) => Bool</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="29" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

29

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<td class="diff-line-num new_line" data-linenumber="29" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

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<pre style="margin: 0;"> <span id="LC29" class="line" lang="plaintext">               at T13482.hs:19:20</span>

</pre>

</td>

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<br>

</li>

<li id="440df5c176256febfc9ea86170fe9a6e2fe71003">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#440df5c176256febfc9ea86170fe9a6e2fe71003"><strong>testsuite/tests/partial-sigs/should_compile/T14217.stderr</strong></a>

<hr>

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<td class="diff-line-num old_line" data-linenumber="1" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1

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<td class="diff-line-num new_line" data-linenumber="1" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

1

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2

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<td class="diff-line-num new_line" data-linenumber="2" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

2

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">T14217.hs:32:11: error:</span>

</pre>

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3

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<td class="diff-line-num new_line old" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span></span>

</pre>

</td>

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4

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<td class="diff-line-num new_line old" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC4" class="line" lang="plaintext">        <span class="idiff left right">standing for ‘(Eq a1, Eq a2, Eq a3, Eq a4, Eq a5, Eq a6, Eq a7</span>,</span>

</pre>

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5

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<td class="diff-line-num new_line old" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC5" class="line" lang="plaintext">          <span class="idiff left right">             Eq a8, Eq a9, Eq a10, Eq a11, Eq a12, Eq a13, Eq a14, Eq a15</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder old" id="" style="line-height: 1.6;">

<td class="diff-line-num old old_line" data-linenumber="6" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

6

</td>

<td class="diff-line-num new_line old" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">

<pre style="margin: 0;">-<span id="LC6" class="line" lang="plaintext">          <span class="idiff left right">             Eq a16, Eq a17, Eq a18, Eq a19, Eq a20, Eq a21, Eq a22, Eq a23</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder old" id="" style="line-height: 1.6;">

<td class="diff-line-num old old_line" data-linenumber="7" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

7

</td>

<td class="diff-line-num new_line old" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">

<pre style="margin: 0;">-<span id="LC7" class="line" lang="plaintext">          <span class="idiff left right">             Eq a24, Eq a25, Eq a26, Eq a27, Eq a28, Eq a29, Eq a30, Eq a31</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder old" id="" style="line-height: 1.6;">

<td class="diff-line-num old old_line" data-linenumber="8" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

8

</td>

<td class="diff-line-num new_line old" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">

<pre style="margin: 0;">-<span id="LC8" class="line" lang="plaintext">          <span class="idiff left right">             Eq a32, Eq a33, Eq a34, Eq a35, Eq a36, Eq a37, Eq a38, Eq a39</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder old" id="" style="line-height: 1.6;">

<td class="diff-line-num old old_line" data-linenumber="9" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

9

</td>

<td class="diff-line-num new_line old" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">

<pre style="margin: 0;">-<span id="LC9" class="line" lang="plaintext">          <span class="idiff left right">             Eq a40, Eq a41, Eq a42, Eq a43, Eq a44, Eq a45, Eq a46, Eq a47</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder old" id="" style="line-height: 1.6;">

<td class="diff-line-num old old_line" data-linenumber="10" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

10

</td>

<td class="diff-line-num new_line old" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">

<pre style="margin: 0;">-<span id="LC10" class="line" lang="plaintext">          <span class="idiff left right">             Eq a48, Eq a49, Eq a50, Eq a51, Eq a52, Eq a53, Eq a54, Eq a55</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder old" id="" style="line-height: 1.6;">

<td class="diff-line-num old old_line" data-linenumber="11" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

11

</td>

<td class="diff-line-num new_line old" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">

<pre style="margin: 0;">-<span id="LC11" class="line" lang="plaintext">          <span class="idiff left right">             Eq a56, Eq a57, </span>Eq a58, Eq a59, Eq a60, Eq a61, Eq a62, Eq a63)’</span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="12" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

3

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<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard standing for</span></span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="12" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="4" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

4

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC4" class="line" lang="plaintext">        <span class="idiff left right">‘(Eq a1, Eq a2, Eq a3, Eq a4, Eq a5, Eq a6, Eq a7, Eq a8, Eq a9</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="12" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="5" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

5

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC5" class="line" lang="plaintext">          <span class="idiff left right">Eq a10, Eq a11, Eq a12, Eq a13, Eq a14, Eq a15, Eq a16, Eq a17</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="12" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="6" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

6

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC6" class="line" lang="plaintext">          <span class="idiff left right">Eq a18, Eq a19, Eq a20, Eq a21, Eq a22, Eq a23, Eq a24, Eq a25</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="12" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="7" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

7

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC7" class="line" lang="plaintext">          <span class="idiff left right">Eq a26, Eq a27, Eq a28, Eq a29, Eq a30, Eq a31, Eq a32, Eq a33</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="12" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="8" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

8

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC8" class="line" lang="plaintext">          <span class="idiff left right">Eq a34, Eq a35, Eq a36, Eq a37, Eq a38, Eq a39, Eq a40, Eq a41</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="12" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="9" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

9

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC9" class="line" lang="plaintext">          <span class="idiff left right">Eq a42, Eq a43, Eq a44, Eq a45, Eq a46, Eq a47, Eq a48, Eq a49</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="12" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="10" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

10

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC10" class="line" lang="plaintext">          <span class="idiff left right">Eq a50, Eq a51, Eq a52, Eq a53, Eq a54, Eq a55, Eq a56, Eq a57</span>,</span>

</pre>

</td>

</tr>

<tr class="line_holder new" id="" style="line-height: 1.6;">

<td class="diff-line-num new old_line" data-linenumber="12" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

</td>

<td class="diff-line-num new new_line" data-linenumber="11" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

11

</td>

<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">

<pre style="margin: 0;">+<span id="LC11" class="line" lang="plaintext">          Eq a58, Eq a59, Eq a60, Eq a61, Eq a62, Eq a63)’</span>

</pre>

</td>

</tr>

<tr class="line_holder" id="" style="line-height: 1.6;">

<td class="diff-line-num old_line" data-linenumber="12" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

12

</td>

<td class="diff-line-num new_line" data-linenumber="12" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

12

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<pre style="margin: 0;"> <span id="LC12" class="line" lang="plaintext">      Where: ‘a1’, ‘a2’, ‘a3’, ‘a4’, ‘a5’, ‘a6’, ‘a7’, ‘a8’, ‘a9’, ‘a10’,</span>

</pre>

</td>

</tr>

<tr class="line_holder" id="" style="line-height: 1.6;">

<td class="diff-line-num old_line" data-linenumber="13" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

13

</td>

<td class="diff-line-num new_line" data-linenumber="13" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

13

</td>

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<pre style="margin: 0;"> <span id="LC13" class="line" lang="plaintext">             ‘a11’, ‘a12’, ‘a13’, ‘a14’, ‘a15’, ‘a16’, ‘a17’, ‘a18’, ‘a19’,</span>

</pre>

</td>

</tr>

<tr class="line_holder" id="" style="line-height: 1.6;">

<td class="diff-line-num old_line" data-linenumber="14" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

14

</td>

<td class="diff-line-num new_line" data-linenumber="14" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

14

</td>

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<pre style="margin: 0;"> <span id="LC14" class="line" lang="plaintext">             ‘a20’, ‘a21’, ‘a22’, ‘a23’, ‘a24’, ‘a25’, ‘a26’, ‘a27’, ‘a28’,</span>

</pre>

</td>

</tr>

</table>

<br>

</li>

<li id="d5c6419003b862e6148948d8f3624120419d6940">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#d5c6419003b862e6148948d8f3624120419d6940"><strong>testsuite/tests/partial-sigs/should_compile/T14643.stderr</strong></a>

<hr>

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">T14643.hs:5:18: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘()’</span>

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<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘()’</span>

</pre>

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">    • In the type signature: ag :: (Num a, _) => a -> a</span>

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<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext">T14643.hs:5:18: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC7" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘()’</span>

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<pre style="margin: 0;">+<span id="LC7" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘()’</span>

</pre>

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<pre style="margin: 0;"> <span id="LC8" class="line" lang="plaintext">    • In the type signature: af :: (Num a, _) => a -> a</span></pre>

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<li id="d2c46d26bff6b5fdbe0b0a9ee33afb519dd8892c">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#d2c46d26bff6b5fdbe0b0a9ee33afb519dd8892c"><strong>testsuite/tests/partial-sigs/should_compile/T14643a.stderr</strong></a>

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">T14643a.hs:5:14: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

</pre>

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘()’</span>

</pre>

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<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘()’</span>

</pre>

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">    • In the type signature: af :: (Num a, _) => a -> a</span>

</pre>

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<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext">T14643a.hs:8:14: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

</pre>

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<pre style="margin: 0;">-<span id="LC7" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘()’</span>

</pre>

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<pre style="margin: 0;">+<span id="LC7" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘()’</span>

</pre>

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<pre style="margin: 0;"> <span id="LC8" class="line" lang="plaintext">    • In the type signature: ag :: (Num a, _) => a -> a</span></pre>

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<br>

</li>

<li id="1fd9911bd422ea4464eced9af36c9431a3d05a83">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#1fd9911bd422ea4464eced9af36c9431a3d05a83"><strong>testsuite/tests/partial-sigs/should_compile/T14715.stderr</strong></a>

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">T14715.hs:13:53: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found type wildcard ‘_’ standing for ‘Reduce z zq’</span>

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<pre style="margin: 0;">-<span id="LC4" class="line" lang="plaintext">      Where: ‘z’, ‘zq’ are rigid type variables bound by</span>

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<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found extra-constraints wildcard standing for</span>

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<pre style="margin: 0;">+<span id="LC4" class="line" lang="plaintext">        ‘Reduce (LiftOf zq) zq’</span>

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<pre style="margin: 0;">+<span id="LC5" class="line" lang="plaintext">      Where: ‘zq’ is a rigid type variable bound by</span>

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext">               the inferred type of</span>

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<pre style="margin: 0;"> <span id="LC7" class="line" lang="plaintext">                 bench_mulPublic :: (z ~ LiftOf zq, Reduce (LiftOf zq) zq) =></span>

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<pre style="margin: 0;"> <span id="LC8" class="line" lang="plaintext">                                    Cyc zp -> Cyc z -> IO (zp, zq)</span>

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<pre style="margin: 0;">-<span id="LC8" class="line" lang="plaintext">               at T14715.hs:13:<span class="idiff left right">27</span>-33</span>

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<pre style="margin: 0;">+<span id="LC9" class="line" lang="plaintext">               at T14715.hs:13:<span class="idiff left right">32</span>-33</span>

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<pre style="margin: 0;"> <span id="LC10" class="line" lang="plaintext">    • In the type signature:</span>

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<pre style="margin: 0;"> <span id="LC11" class="line" lang="plaintext">        bench_mulPublic :: forall z zp zq.</span>

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<pre style="margin: 0;"> <span id="LC12" class="line" lang="plaintext">                           (z ~ LiftOf zq, _) => Cyc zp -> Cyc z -> IO (zp, zq)</span></pre>

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<li id="878ef3ba1cf918b5b2965eda2ae8cf40ff010de0">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#878ef3ba1cf918b5b2965eda2ae8cf40ff010de0"><strong>testsuite/tests/partial-sigs/should_compile/T15039a.stderr</strong></a>

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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -48,7 +48,7 @@ T15039a.hs:33:14: warning: [-Wpartial-type-signatures (in -Wdefault)]</td>

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<pre style="margin: 0;"> <span id="LC48" class="line" lang="plaintext">        ex6 :: Dict (Coercible a b) -> () (bound at T15039a.hs:33:1)</span>

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<pre style="margin: 0;"> <span id="LC49" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC50" class="line" lang="plaintext">T15039a.hs:35:8: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC51" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Coercible a b’</span>

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<pre style="margin: 0;">+<span id="LC51" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Coercible a b’</span>

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<pre style="margin: 0;"> <span id="LC52" class="line" lang="plaintext">      Where: ‘a’, ‘b’ are rigid type variables bound by</span>

</pre>

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<pre style="margin: 0;"> <span id="LC53" class="line" lang="plaintext">               the inferred type of ex7 :: Coercible a b => Coercion a b</span>

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<pre style="margin: 0;"> <span id="LC54" class="line" lang="plaintext">               at T15039a.hs:35:1-44</span>

</pre>

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<br>

</li>

<li id="89050140750852f57ef647b9377a3565fff890f1">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#89050140750852f57ef647b9377a3565fff890f1"><strong>testsuite/tests/partial-sigs/should_compile/T15039b.stderr</strong></a>

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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -49,7 +49,8 @@ T15039b.hs:33:14: warning: [-Wpartial-type-signatures (in -Wdefault)]</td>

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<pre style="margin: 0;"> <span id="LC49" class="line" lang="plaintext">        ex6 :: Dict (Coercible @(*) a b) -> () (bound at T15039b.hs:33:1)</span>

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<pre style="margin: 0;"> <span id="LC50" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC51" class="line" lang="plaintext">T15039b.hs:35:8: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC52" class="line" lang="plaintext">    • Found type wildcard ‘_’ standing for ‘Coercible @(*) a b’</span>

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<pre style="margin: 0;">+<span id="LC52" class="line" lang="plaintext">    • Found extra-constraints wildcard standing for</span>

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<pre style="margin: 0;">+<span id="LC53" class="line" lang="plaintext">        ‘Coercible @(*) a b’</span>

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<pre style="margin: 0;"> <span id="LC54" class="line" lang="plaintext">      Where: ‘a’, ‘b’ are rigid type variables bound by</span>

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<pre style="margin: 0;"> <span id="LC55" class="line" lang="plaintext">               the inferred type of ex7 :: Coercible @(*) a b => Coercion @{*} a b</span>

</pre>

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<pre style="margin: 0;"> <span id="LC56" class="line" lang="plaintext">               at T15039b.hs:35:1-44</span>

</pre>

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<li id="fae2de9bac037e18e09e1f43299719469d7283b5">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#fae2de9bac037e18e09e1f43299719469d7283b5"><strong>testsuite/tests/partial-sigs/should_compile/T15039c.stderr</strong></a>

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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -48,7 +48,7 @@ T15039c.hs:33:14: warning: [-Wpartial-type-signatures (in -Wdefault)]</td>

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<pre style="margin: 0;"> <span id="LC48" class="line" lang="plaintext">        ex6 :: Dict (Coercible a b) -> () (bound at T15039c.hs:33:1)</span>

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<pre style="margin: 0;"> <span id="LC49" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC50" class="line" lang="plaintext">T15039c.hs:35:8: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC51" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Coercible a b’</span>

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<pre style="margin: 0;">+<span id="LC51" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Coercible a b’</span>

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<pre style="margin: 0;"> <span id="LC52" class="line" lang="plaintext">      Where: ‘a’, ‘b’ are rigid type variables bound by</span>

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<pre style="margin: 0;"> <span id="LC53" class="line" lang="plaintext">               the inferred type of ex7 :: Coercible a b => Coercion a b</span>

</pre>

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<pre style="margin: 0;"> <span id="LC54" class="line" lang="plaintext">               at T15039c.hs:35:1-44</span>

</pre>

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</li>

<li id="29ba9df6017b4296b865732f49ae95338ccdd477">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#29ba9df6017b4296b865732f49ae95338ccdd477"><strong>testsuite/tests/partial-sigs/should_compile/T15039d.stderr</strong></a>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="50" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="50" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -50,7 +50,8 @@ T15039d.hs:33:14: warning: [-Wpartial-type-signatures (in -Wdefault)]</td>

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<pre style="margin: 0;"> <span id="LC50" class="line" lang="plaintext">        ex6 :: Dict (Coercible @(*) a b) -> () (bound at T15039d.hs:33:1)</span>

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<pre style="margin: 0;"> <span id="LC51" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC52" class="line" lang="plaintext">T15039d.hs:35:8: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC53" class="line" lang="plaintext">    • Found type wildcard ‘_’ standing for ‘Coercible @(*) a b’</span>

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<pre style="margin: 0;">+<span id="LC53" class="line" lang="plaintext">    • Found extra-constraints wildcard standing for</span>

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<pre style="margin: 0;">+<span id="LC54" class="line" lang="plaintext">        ‘Coercible @(*) a b’</span>

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<pre style="margin: 0;"> <span id="LC55" class="line" lang="plaintext">      Where: ‘a’, ‘b’ are rigid type variables bound by</span>

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<pre style="margin: 0;"> <span id="LC56" class="line" lang="plaintext">               the inferred type of ex7 :: Coercible @(*) a b => Coercion @{*} a b</span>

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<pre style="margin: 0;"> <span id="LC57" class="line" lang="plaintext">               at T15039d.hs:35:1-44</span>

</pre>

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<li id="52f7e539d0509549a9b26a8e02ce0ca4481a6668">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#52f7e539d0509549a9b26a8e02ce0ca4481a6668"><strong>testsuite/tests/partial-sigs/should_compile/WarningWildcardInstantiations.stderr</strong></a>

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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -2,7 +2,7 @@ TYPE SIGNATURES</td>

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">  bar :: forall {t} {w}. t -> (t -> w) -> w</span>

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<pre style="margin: 0;"> <span id="LC3" class="line" lang="plaintext">  foo :: forall {a}. (Show a, Enum a) => a -> String</span>

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">Dependent modules: []</span>

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<pre style="margin: 0;">-<span id="LC5" class="line" lang="plaintext">Dependent packages: [base-4.1<span class="idiff left right">4</span>.0.0, ghc-bignum-1.0, ghc-prim-0.7.0]</span>

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<pre style="margin: 0;">+<span id="LC5" class="line" lang="plaintext">Dependent packages: [base-4.1<span class="idiff left right">5</span>.0.0, ghc-bignum-1.0, ghc-prim-0.7.0]</span>

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC7" class="line" lang="plaintext">WarningWildcardInstantiations.hs:5:14: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;"> <span id="LC8" class="line" lang="plaintext">    • Found type wildcard ‘_a’ standing for ‘a’</span>

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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -12,7 +12,7 @@ WarningWildcardInstantiations.hs:5:14: warning: [-Wpartial-type-signatures (in -</td>

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<pre style="margin: 0;"> <span id="LC12" class="line" lang="plaintext">    • In the type signature: foo :: (Show _a, _) => _a -> _</span>

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<pre style="margin: 0;"> <span id="LC13" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC14" class="line" lang="plaintext">WarningWildcardInstantiations.hs:5:18: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

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<pre style="margin: 0;">-<span id="LC15" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Enum a’</span>

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<pre style="margin: 0;">+<span id="LC15" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Enum a’</span>

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<pre style="margin: 0;"> <span id="LC16" class="line" lang="plaintext">      Where: ‘a’ is a rigid type variable bound by</span>

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<pre style="margin: 0;"> <span id="LC17" class="line" lang="plaintext">               the inferred type of foo :: (Show a, Enum a) => a -> String</span>

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<pre style="margin: 0;"> <span id="LC18" class="line" lang="plaintext">               at WarningWildcardInstantiations.hs:6:1-21</span>

</pre>

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<li id="a654ee1ebf1e7a317c3a2a44e746956edd31c1cf">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#a654ee1ebf1e7a317c3a2a44e746956edd31c1cf"><strong>testsuite/tests/partial-sigs/should_fail/ExtraConstraintsWildcardInExpressionSignature.stderr</strong></a>

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">ExtraConstraintsWildcardInExpressionSignature.hs:5:20: warning: [-Wpartial-type-signatures (in -Wdefault)]</span>

</pre>

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Eq a1’</span>

</pre>

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<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Eq a1’</span>

</pre>

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">      Where: ‘a1’ is a rigid type variable bound by</span>

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<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext">               the inferred type of <expression> :: Eq a1 => a1 -> a1 -> Bool</span>

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext">               at ExtraConstraintsWildcardInExpressionSignature.hs:5:20-25</span>

</pre>

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<li id="72591d8a9816dfacd07c55a758fcdbd7f21aa477">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#72591d8a9816dfacd07c55a758fcdbd7f21aa477"><strong>testsuite/tests/partial-sigs/should_fail/ExtraConstraintsWildcardNotEnabled.stderr</strong></a>

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

</pre>

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">ExtraConstraintsWildcardNotEnabled.hs:4:10: error:</span>

</pre>

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Show a’</span>

</pre>

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<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Show a’</span>

</pre>

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4

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4

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">      Where: ‘a’ is a rigid type variable bound by</span>

</pre>

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5

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<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext">               the inferred type of show' :: Show a => a -> String</span>

</pre>

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext">               at ExtraConstraintsWildcardNotEnabled.hs:4:1-25</span>

</pre>

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<br>

</li>

<li id="06555ff9ba080afba9c1d5d7226c55f7f5339e1e">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#06555ff9ba080afba9c1d5d7226c55f7f5339e1e"><strong>testsuite/tests/partial-sigs/should_fail/InstantiatedNamedWildcardsInConstraints.stderr</strong></a>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="8" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="8" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -8,7 +8,7 @@ InstantiatedNamedWildcardsInConstraints.hs:4:14: error:</td>

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<pre style="margin: 0;"> <span id="LC8" class="line" lang="plaintext">    • In the type signature: foo :: (Enum _a, _) => _a -> (String, b)</span>

</pre>

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<pre style="margin: 0;"> <span id="LC9" class="line" lang="plaintext"></span>

</pre>

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<pre style="margin: 0;"> <span id="LC10" class="line" lang="plaintext">InstantiatedNamedWildcardsInConstraints.hs:4:18: error:</span>

</pre>

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11

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<pre style="margin: 0;">-<span id="LC11" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Show b’</span>

</pre>

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<pre style="margin: 0;">+<span id="LC11" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Show b’</span>

</pre>

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12

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<pre style="margin: 0;"> <span id="LC12" class="line" lang="plaintext">      Where: ‘b’ is a rigid type variable bound by</span>

</pre>

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13

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<pre style="margin: 0;"> <span id="LC13" class="line" lang="plaintext">               the inferred type of foo :: (Enum b, Show b) => b -> (String, b)</span>

</pre>

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14

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<pre style="margin: 0;"> <span id="LC14" class="line" lang="plaintext">               at InstantiatedNamedWildcardsInConstraints.hs:4:1-40</span>

</pre>

</td>

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<br>

</li>

<li id="3f09f54f5246ba5ea580755fff657723a4077bea">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#3f09f54f5246ba5ea580755fff657723a4077bea"><strong>testsuite/tests/partial-sigs/should_fail/T10999.stderr</strong></a>

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1

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1

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

</pre>

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2

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">T10999.hs:5:6: error:</span>

</pre>

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3

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<td class="diff-line-num new_line old" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Ord a’</span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

3

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<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Ord a’</span>

</pre>

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4

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4

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">      Where: ‘a’ is a rigid type variable bound by</span>

</pre>

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5

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5

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<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext">               the inferred type of f :: Ord a => () -> Set.Set a</span>

</pre>

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6

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<td class="diff-line-num new_line" data-linenumber="6" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">

6

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<pre style="margin: 0;"> <span id="LC6" class="line" lang="plaintext">               at T10999.hs:6:1-28</span>

</pre>

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<br>

</li>

<li id="83e63c0b563b0bf8e08e026a3b3a2a38d26ddb66">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#83e63c0b563b0bf8e08e026a3b3a2a38d26ddb66"><strong>testsuite/tests/partial-sigs/should_fail/T11515.stderr</strong></a>

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<pre style="margin: 0;"> <span id="LC1" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC2" class="line" lang="plaintext">T11515.hs:7:20: error:</span>

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<pre style="margin: 0;">-<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘()’</span>

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<pre style="margin: 0;">+<span id="LC3" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘()’</span>

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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext">      To use the inferred type, enable PartialTypeSignatures</span>

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<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext">    • In the type signature: foo :: (ShowSyn a, _) => a -> String</span></pre>

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<li id="fedb0c11a732c339e476a4afb012ba6af6a6c36c">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#fedb0c11a732c339e476a4afb012ba6af6a6c36c"><strong>testsuite/tests/partial-sigs/should_fail/WildcardInstantiations.stderr</strong></a>

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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -8,7 +8,7 @@ WildcardInstantiations.hs:5:14: error:</td>

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<pre style="margin: 0;"> <span id="LC8" class="line" lang="plaintext">    • In the type signature: foo :: (Show _a, _) => _a -> _</span>

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<pre style="margin: 0;"> <span id="LC9" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC10" class="line" lang="plaintext">WildcardInstantiations.hs:5:18: error:</span>

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<pre style="margin: 0;">-<span id="LC11" class="line" lang="plaintext">    • Found <span class="idiff left right">type wildcard ‘_’</span> standing for ‘Enum a’</span>

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<pre style="margin: 0;">+<span id="LC11" class="line" lang="plaintext">    • Found <span class="idiff left right">extra-constraints wildcard</span> standing for ‘Enum a’</span>

</pre>

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<pre style="margin: 0;"> <span id="LC12" class="line" lang="plaintext">      Where: ‘a’ is a rigid type variable bound by</span>

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<pre style="margin: 0;"> <span id="LC13" class="line" lang="plaintext">               the inferred type of foo :: (Show a, Enum a) => a -> String</span>

</pre>

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<pre style="margin: 0;"> <span id="LC14" class="line" lang="plaintext">               at WildcardInstantiations.hs:6:1-21</span>

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<li id="8a9c9b7ef8854c111f962e63af9191c2300a6382">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/cd5585dafd49f5fa35bc2d14a92c2c40c45c34a7#8a9c9b7ef8854c111f962e63af9191c2300a6382"><strong>testsuite/tests/typecheck/should_compile/UnliftedNewtypesUnifySig.hs</strong></a>

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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -20,4 +20,4 @@ data family D (a :: TYPE r) :: TYPE r</td>

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<pre style="margin: 0;"> <span id="LC20" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">newtype</span> <span class="kr" style="font-weight: 600;">instance</span> <span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">a</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">MkWordD</span> <span class="kt" style="color: #458; font-weight: 600;">Word</span><span class="o" style="font-weight: 600;">#</span></span>

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<pre style="margin: 0;"> <span id="LC21" class="line" lang="haskell"></span>

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<pre style="margin: 0;"> <span id="LC22" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">newtype</span> <span class="kr" style="font-weight: 600;">instance</span> <span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">a</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">TYPE</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">KindOf</span> <span class="n" style="color: #333;">a</span><span class="p">)</span> <span class="kr" style="font-weight: 600;">where</span></span>

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<pre style="margin: 0;">-<span id="LC23" class="line" lang="haskell">  <span class="kt" style="color: #458; font-weight: 600;">MkIntD</span> <span class="o" style="font-weight: 600;">::</span> <span class="n" style="color: #333;">forall</span> <span class="p"><span class="idiff left">(</span></span><span class="n" style="color: #333;"><span class="idiff">a</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">::</span></span><span class="idiff"> </span><span class="kt" style="color: #458; font-weight: 600;"><span class="idiff">TYPE</span></span><span class="idiff"> </span><span class="kt" style="color: #458; font-weight: 600;"><span class="idiff">'IntRep</span></span><span class="p"><span class="idiff right">)</span></span><span class="o" style="font-weight: 600;">.</span> <span class="kt" style="color: #458; font-weight: 600;">Int</span><span class="o" style="font-weight: 600;">#</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">a</span></span></pre>

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<td class="diff-line-num new new_line" data-linenumber="23" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">

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<pre style="margin: 0;">+<span id="LC23" class="line" lang="haskell">  <span class="kt" style="color: #458; font-weight: 600;">MkIntD</span> <span class="o" style="font-weight: 600;">::</span> <span class="n" style="color: #333;">forall</span> <span class="n" style="color: #333;"><span class="idiff left right">a</span></span><span class="o" style="font-weight: 600;">.</span> <span class="kt" style="color: #458; font-weight: 600;">Int</span><span class="o" style="font-weight: 600;">#</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">a</span></span></pre>

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