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<h3>

Simon Peyton Jones pushed to branch wip/T18223

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/e3c76de3eb2a09d78ebc14cc5c11b667b69c5807">e3c76de3</a></strong>

<div>

<span>by Simon Peyton Jones</span>

<i>at 2020-08-25T12:50:30+01:00</i>

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<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Wibbles

</pre>

</li>

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<h4>6 changed files:</h4>

<ul>

<li class="file-stats">

<a href="#bd153f89bc48f3fd5079b51fb799808aacbd750c">

compiler/GHC/Core/Opt/Pipeline.hs

</a>

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<li class="file-stats">

<a href="#ab22d7ae4d245581b701367e386d7e886e416e76">

compiler/GHC/Core/Opt/Specialise.hs

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<li class="file-stats">

<a href="#b788976ba3555853d385fd1c6246444c972d749f">

testsuite/tests/perf/compiler/T16473.stdout

</a>

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<li class="file-stats">

<a href="#4eac8054f8dc90b076e0df14ffea14d1df68e1b4">

testsuite/tests/printer/T18052a.stderr

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<li class="file-stats">

<a href="#80069ab3e335f49718f742deb0c488301329eb49">

testsuite/tests/simplCore/should_compile/T17966.stdout

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<li class="file-stats">

<a href="#74e8fe4df7797f1e4a6a8c126c9397d2ac5f8b31">

testsuite/tests/stranal/should_compile/T18122.stderr

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<h4>Changes:</h4>

<li id="bd153f89bc48f3fd5079b51fb799808aacbd750c">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/e3c76de3eb2a09d78ebc14cc5c11b667b69c5807#bd153f89bc48f3fd5079b51fb799808aacbd750c"><strong>compiler/GHC/Core/Opt/Pipeline.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">@@ -311,33 +311,38 @@ getCoreToDo dflags</td>

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<pre style="margin: 0;"> <span id="LC311" class="line" lang="haskell"></span>

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<pre style="margin: 0;"> <span id="LC312" class="line" lang="haskell">        <span class="n" style="color: #333;">runWhen</span> <span class="n" style="color: #333;">do_float_in</span> <span class="kt" style="color: #458; font-weight: 600;">CoreDoFloatInwards</span><span class="p">,</span></span>

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<pre style="margin: 0;"> <span id="LC313" class="line" lang="haskell"></span>

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<pre style="margin: 0;">+<span id="LC314" class="line" lang="haskell">        <span class="n" style="color: #333;">simplify</span> <span class="s" style="color: #d14;">"final"</span><span class="p">,</span>  <span class="c1" style="color: #998; font-style: italic;">-- Final tidy-up</span></span>

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<pre style="margin: 0;">+<span id="LC315" class="line" lang="haskell"></span>

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<pre style="margin: 0;"> <span id="LC316" class="line" lang="haskell">        <span class="n" style="color: #333;">maybe_rule_check</span> <span class="kt" style="color: #458; font-weight: 600;">FinalPhase</span><span class="p">,</span></span>

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<pre style="margin: 0;"> <span id="LC317" class="line" lang="haskell"></span>

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<pre style="margin: 0;">+<span id="LC318" class="line" lang="haskell">        <span class="c1" style="color: #998; font-style: italic;">--------  After this we have -O2 passes -----------------</span></span>

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<pre style="margin: 0;">+<span id="LC319" class="line" lang="haskell">        <span class="c1" style="color: #998; font-style: italic;">-- None of them run with -O</span></span>

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<pre style="margin: 0;">+<span id="LC320" class="line" lang="haskell"></span>

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<pre style="margin: 0;"> <span id="LC321" class="line" lang="haskell">                <span class="c1" style="color: #998; font-style: italic;">-- Case-liberation for -O2.  This should be after</span></span>

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<pre style="margin: 0;"> <span id="LC322" class="line" lang="haskell">                <span class="c1" style="color: #998; font-style: italic;">-- strictness analysis and the simplification which follows it.</span></span>

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<pre style="margin: 0;">-<span id="LC318" class="line" lang="haskell">        <span class="n" style="color: #333;">runWhen</span> <span class="n" style="color: #333;">liberate_case</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">CoreDoPasses</span> <span class="p">[</span></span>

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<pre style="margin: 0;">-<span id="LC319" class="line" lang="haskell">            <span class="kt" style="color: #458; font-weight: 600;">CoreLiberateCase</span><span class="p">,</span></span>

</pre>

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<pre style="margin: 0;">-<span id="LC320" class="line" lang="haskell">            <span class="n" style="color: #333;">simplify</span> <span class="s" style="color: #d14;">"post-liberate-case"</span></span>

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<pre style="margin: 0;">-<span id="LC321" class="line" lang="haskell">            <span class="p">]),</span>         <span class="c1" style="color: #998; font-style: italic;">-- Run the simplifier after LiberateCase to vastly</span></span>

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<pre style="margin: 0;">-<span id="LC322" class="line" lang="haskell">                        <span class="c1" style="color: #998; font-style: italic;">-- reduce the possibility of shadowing</span></span>

</pre>

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<pre style="margin: 0;">-<span id="LC323" class="line" lang="haskell">                        <span class="c1" style="color: #998; font-style: italic;">-- Reason: see Note [Shadowing] in GHC.Core.Opt.SpecConstr</span></span>

</pre>

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<pre style="margin: 0;">+<span id="LC323" class="line" lang="haskell">        <span class="n" style="color: #333;">runWhen</span> <span class="n" style="color: #333;">liberate_case</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">CoreDoPasses</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="324" 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="LC324" class="line" lang="haskell">           <span class="p">[</span> <span class="kt" style="color: #458; font-weight: 600;">CoreLiberateCase</span><span class="p">,</span> <span class="n" style="color: #333;">simplify</span> <span class="s" style="color: #d14;">"post-liberate-case"</span> <span class="p">],</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="325" 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="LC325" class="line" lang="haskell">           <span class="c1" style="color: #998; font-style: italic;">-- Run the simplifier after LiberateCase to vastly</span></span>

</pre>

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<pre style="margin: 0;">+<span id="LC326" class="line" lang="haskell">           <span class="c1" style="color: #998; font-style: italic;">-- reduce the possibility of shadowing</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="324" 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="LC327" class="line" lang="haskell">           <span class="c1" style="color: #998; font-style: italic;">-- Reason: see Note [Shadowing] in GHC.Core.Opt.SpecConstr</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC328" class="line" lang="haskell"></span>

</pre>

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<pre style="margin: 0;">-<span id="LC325" class="line" lang="haskell">        <span class="n" style="color: #333;">runWhen</span> <span class="n" style="color: #333;">spec_constr</span> <span class="kt" style="color: #458; font-weight: 600;">CoreDoSpecConstr</span><span class="p">,</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="329" 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="LC329" class="line" lang="haskell">        <span class="n" style="color: #333;">runWhen</span> <span class="n" style="color: #333;">spec_constr</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">CoreDoPasses</span></span>

</pre>

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<pre style="margin: 0;">+<span id="LC330" class="line" lang="haskell">           <span class="p">[</span> <span class="kt" style="color: #458; font-weight: 600;">CoreDoSpecConstr</span><span class="p">,</span> <span class="n" style="color: #333;">simplify</span> <span class="s" style="color: #d14;">"post-spec-constr"</span><span class="p">],</span></span>

</pre>

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<pre style="margin: 0;">+<span id="LC331" class="line" lang="haskell">           <span class="c1" style="color: #998; font-style: italic;">-- See Note [Simplify after SpecConstr]</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC332" class="line" lang="haskell"></span>

</pre>

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<pre style="margin: 0;"> <span id="LC333" class="line" lang="haskell">        <span class="n" style="color: #333;">maybe_rule_check</span> <span class="kt" style="color: #458; font-weight: 600;">FinalPhase</span><span class="p">,</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC334" class="line" lang="haskell"></span>

</pre>

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<pre style="margin: 0;">-<span id="LC329" class="line" lang="haskell">        <span class="n" style="color: #333;">runWhen</span> <span class="n" style="color: #333;">late_specialise</span></span>

</pre>

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<pre style="margin: 0;">-<span id="LC330" class="line" lang="haskell">          <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">CoreDoPasses</span> <span class="p">[</span> <span class="kt" style="color: #458; font-weight: 600;">CoreDoSpecialising</span></span>

</pre>

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<pre style="margin: 0;">-<span id="LC331" class="line" lang="haskell">                        <span class="p">,</span> <span class="n" style="color: #333;">simplify</span> <span class="s" style="color: #d14;">"post-late-spec"</span><span class="p">]),</span></span>

</pre>

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<pre style="margin: 0;">+<span id="LC335" class="line" lang="haskell">        <span class="n" style="color: #333;">runWhen</span> <span class="n" style="color: #333;">late_specialise</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">CoreDoPasses</span></span>

</pre>

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<pre style="margin: 0;">+<span id="LC336" class="line" lang="haskell">           <span class="p">[</span> <span class="kt" style="color: #458; font-weight: 600;">CoreDoSpecialising</span><span class="p">,</span> <span class="n" style="color: #333;">simplify</span> <span class="s" style="color: #d14;">"post-late-spec"</span><span class="p">],</span></span>

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<pre style="margin: 0;"> <span id="LC337" class="line" lang="haskell"></span>

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<td class="diff-line-num old_line" data-linenumber="333" 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="LC338" class="line" lang="haskell">        <span class="c1" style="color: #998; font-style: italic;">-- LiberateCase can yield new CSE opportunities because it peels</span></span>

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<pre style="margin: 0;"> <span id="LC339" class="line" lang="haskell">        <span class="c1" style="color: #998; font-style: italic;">-- off one layer of a recursive function (concretely, I saw this</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC340" class="line" lang="haskell">        <span class="c1" style="color: #998; font-style: italic;">-- in wheel-sieve1), and I'm guessing that SpecConstr can too</span></span>

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<pre style="margin: 0;"> <span id="LC341" class="line" lang="haskell">        <span class="c1" style="color: #998; font-style: italic;">-- And CSE is a very cheap pass. So it seems worth doing here.</span></span>

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<pre style="margin: 0;">-<span id="LC337" class="line" lang="haskell">        <span class="n" style="color: #333;">runWhen</span> <span class="p">((</span><span class="n" style="color: #333;">liberate_case</span> <span class="o" style="font-weight: 600;">||</span> <span class="n" style="color: #333;">spec_constr</span><span class="p">)</span> <span class="o" style="font-weight: 600;">&&</span> <span class="n" style="color: #333;">cse</span><span class="p">)</span> <span class="kt" style="color: #458; font-weight: 600;">CoreCSE</span><span class="p">,</span></span>

</pre>

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<pre style="margin: 0;">+<span id="LC342" class="line" lang="haskell">        <span class="n" style="color: #333;">runWhen</span> <span class="p">((</span><span class="n" style="color: #333;">liberate_case</span> <span class="o" style="font-weight: 600;">||</span> <span class="n" style="color: #333;">spec_constr</span><span class="p">)</span> <span class="o" style="font-weight: 600;">&&</span> <span class="n" style="color: #333;">cse</span><span class="p">)</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">CoreDoPasses</span></span>

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<pre style="margin: 0;">+<span id="LC343" class="line" lang="haskell">           <span class="p">[</span> <span class="kt" style="color: #458; font-weight: 600;">CoreCSE</span><span class="p">,</span> <span class="n" style="color: #333;">simplify</span> <span class="s" style="color: #d14;">"post-final-cse"</span> <span class="p">],</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC344" class="line" lang="haskell"></span>

</pre>

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<pre style="margin: 0;">-<span id="LC339" class="line" lang="haskell">        <span class="c1" style="color: #998; font-style: italic;">-- Final clean-up simplification:</span></span>

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<pre style="margin: 0;">-<span id="LC340" class="line" lang="haskell">        <span class="n" style="color: #333;">simplify</span> <span class="s" style="color: #d14;">"final"</span><span class="p">,</span></span>

</pre>

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<pre style="margin: 0;">+<span id="LC345" class="line" lang="haskell">        <span class="c1" style="color: #998; font-style: italic;">---------  End of -O2 passes --------------</span></span>

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<pre style="margin: 0;"> <span id="LC346" class="line" lang="haskell"></span>

</pre>

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<pre style="margin: 0;"> <span id="LC347" class="line" lang="haskell">        <span class="n" style="color: #333;">runWhen</span> <span class="n" style="color: #333;">late_dmd_anal</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">CoreDoPasses</span> <span class="p">(</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC348" class="line" lang="haskell">            <span class="n" style="color: #333;">dmd_cpr_ww</span> <span class="o" style="font-weight: 600;">++</span> <span class="p">[</span><span class="n" style="color: #333;">simplify</span> <span class="s" style="color: #d14;">"post-late-ww"</span><span class="p">]</span></span>

</pre>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="406" 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="411" 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">@@ -406,6 +411,10 @@ or with -O0.  Two reasons:</td>

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<td class="diff-line-num old_line" data-linenumber="406" 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="LC411" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">But watch out: list fusion can prevent floating.  So use phase control</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC412" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">to switch off those rules until after floating.</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC413" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="409" 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="414" 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">

414

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<pre style="margin: 0;">+<span id="LC414" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">Note [Simplify after SpecConstr]</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="409" 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="415" 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">

415

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<pre style="margin: 0;">+<span id="LC415" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="409" 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="416" 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">

416

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<pre style="margin: 0;">+<span id="LC416" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">We want to run the simplifier after SpecConstr, and</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="409" 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="417" 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">

417

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<pre style="margin: 0;">+<span id="LC417" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="409" 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">

409

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<td class="diff-line-num new_line" data-linenumber="418" 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">

418

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<pre style="margin: 0;"> <span id="LC418" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">************************************************************************</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="410" 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">

410

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<td class="diff-line-num new_line" data-linenumber="419" 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">

419

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<pre style="margin: 0;"> <span id="LC419" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">*                                                                      *</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="411" 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">

411

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<td class="diff-line-num new_line" data-linenumber="420" 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">

420

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<pre style="margin: 0;"> <span id="LC420" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">                  The CoreToDo interpreter</span></span>

</pre>

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<br>

</li>

<li id="ab22d7ae4d245581b701367e386d7e886e416e76">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/e3c76de3eb2a09d78ebc14cc5c11b667b69c5807#ab22d7ae4d245581b701367e386d7e886e416e76"><strong>compiler/GHC/Core/Opt/Specialise.hs</strong></a>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="719" 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="719" 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">@@ -719,7 +719,7 @@ spec_import top_env callers rb dict_binds cis@(CIS fn _)</td>

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<td class="diff-line-num old_line" data-linenumber="719" 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">

719

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<td class="diff-line-num new_line" data-linenumber="719" 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">

719

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<pre style="margin: 0;"> <span id="LC719" 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="c1" style="color: #998; font-style: italic;">-- debugTraceMsg (text "specImport:no valid calls")</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="720" 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">

720

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<td class="diff-line-num new_line" data-linenumber="720" 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">

720

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<pre style="margin: 0;"> <span id="LC720" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333;">return</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">[]</span><span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">[]</span><span class="p">)</span> <span class="p">}</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="721" 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">

721

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<td class="diff-line-num new_line" data-linenumber="721" 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">

721

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<pre style="margin: 0;"> <span id="LC721" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="722" 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">

722

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<td class="diff-line-num new_line old" data-linenumber="722" 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="LC722" 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="n" style="color: #333;">rhs</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;"><span class="idiff left">maybeUnfoldingTemplate</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff right">unfolding</span></span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="723" 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="722" 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">

722

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<pre style="margin: 0;">+<span id="LC722" 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="n" style="color: #333;">rhs</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;"><span class="idiff left">canSpecImport</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">dflags</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff right">fn</span></span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="723" 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">

723

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<td class="diff-line-num new_line" data-linenumber="723" 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">

723

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<pre style="margin: 0;"> <span id="LC723" 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="c1" style="color: #998; font-style: italic;">-- Get rules from the external package state</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="724" 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">

724

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<td class="diff-line-num new_line" data-linenumber="724" 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">

724

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<pre style="margin: 0;"> <span id="LC724" class="line" lang="haskell">             <span class="c1" style="color: #998; font-style: italic;">-- We keep doing this in case we "page-fault in"</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="725" 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">

725

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<td class="diff-line-num new_line" data-linenumber="725" 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">

725

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<pre style="margin: 0;"> <span id="LC725" class="line" lang="haskell">             <span class="c1" style="color: #998; font-style: italic;">-- more rules as we go along</span></span>

</pre>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="757" 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="757" 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">@@ -757,11 +757,33 @@ spec_import top_env callers rb dict_binds cis@(CIS fn _)</td>

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<td class="diff-line-num old_line" data-linenumber="757" 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">

757

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<td class="diff-line-num new_line" data-linenumber="757" 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">

757

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<pre style="margin: 0;"> <span id="LC757" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="758" 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">

758

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<td class="diff-line-num new_line" data-linenumber="758" 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">

758

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<pre style="margin: 0;"> <span id="LC758" class="line" lang="haskell">  <span class="kr" style="font-weight: 600;">where</span></span>

</pre>

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759

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759

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<pre style="margin: 0;"> <span id="LC759" class="line" lang="haskell">    <span class="n" style="color: #333;">dflags</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">se_dflags</span> <span class="n" style="color: #333;">top_env</span></span>

</pre>

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760

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<td class="diff-line-num new_line old" data-linenumber="760" 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="LC760" class="line" lang="haskell">    <span class="n" style="color: #333;">unfolding</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">realIdUnfolding</span> <span class="n" style="color: #333;">fn</span>   <span class="c1" style="color: #998; font-style: italic;">-- We want to see the unfolding even for loop breakers</span></span>

</pre>

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761

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760

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<pre style="margin: 0;"> <span id="LC760" class="line" lang="haskell">    <span class="n" style="color: #333;">good_calls</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">filterCalls</span> <span class="n" style="color: #333;">cis</span> <span class="n" style="color: #333;">dict_binds</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="762" 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">

762

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761

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<pre style="margin: 0;"> <span id="LC761" class="line" lang="haskell">       <span class="c1" style="color: #998; font-style: italic;">-- SUPER IMPORTANT!  Drop calls that (directly or indirectly) refer to fn</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="763" 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">

763

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762

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<pre style="margin: 0;"> <span id="LC762" class="line" lang="haskell">       <span class="c1" style="color: #998; font-style: italic;">-- See Note [Avoiding loops in specImports]</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="764" 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">

764

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<td class="diff-line-num new_line" data-linenumber="763" 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">

763

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<pre style="margin: 0;"> <span id="LC763" class="line" lang="haskell"></span>

</pre>

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764

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<pre style="margin: 0;">+<span id="LC764" class="line" lang="haskell"><span class="n" style="color: #333;">canSpecImport</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">DynFlags</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Id</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Maybe</span> <span class="kt" style="color: #458; font-weight: 600;">CoreExpr</span></span>

</pre>

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</td>

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765

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<pre style="margin: 0;">+<span id="LC765" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- See Note [Specialise imported INLINABLE things]</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="766" 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">

766

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<pre style="margin: 0;">+<span id="LC766" class="line" lang="haskell"><span class="n" style="color: #333;">canSpecImport</span> <span class="n" style="color: #333;">dflags</span> <span class="n" style="color: #333;">fn</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="767" 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">

767

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<pre style="margin: 0;">+<span id="LC767" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">CoreUnfolding</span> <span class="p">{</span> <span class="n" style="color: #333;">uf_src</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">src</span><span class="p">,</span> <span class="n" style="color: #333;">uf_tmpl</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">rhs</span> <span class="p">}</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">unf</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="768" 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">

768

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<pre style="margin: 0;">+<span id="LC768" class="line" lang="haskell">  <span class="p">,</span> <span class="n" style="color: #333;">isStableSource</span> <span class="n" style="color: #333;">src</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="769" 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">

769

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<pre style="margin: 0;">+<span id="LC769" 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="n" style="color: #333;">rhs</span>   <span class="c1" style="color: #998; font-style: italic;">-- By default, specialise only imported things that have a stable</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="770" 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">

770

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<pre style="margin: 0;">+<span id="LC770" class="line" lang="haskell">               <span class="c1" style="color: #998; font-style: italic;">-- unfolding; that is, have an INLINE or INLINABLE pragma</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="771" 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">

771

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<pre style="margin: 0;">+<span id="LC771" class="line" lang="haskell">               <span class="c1" style="color: #998; font-style: italic;">-- Specialise even INLINE things; it hasn't inlined yet,</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="772" 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">

772

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<pre style="margin: 0;">+<span id="LC772" class="line" lang="haskell">               <span class="c1" style="color: #998; font-style: italic;">-- so perhaps it never will.  Moreover it may have calls</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="773" 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">

773

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<pre style="margin: 0;">+<span id="LC773" class="line" lang="haskell">               <span class="c1" style="color: #998; font-style: italic;">-- inside it that we want to specialise</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="774" 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">

774

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<pre style="margin: 0;">+<span id="LC774" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="775" 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">

775

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<pre style="margin: 0;">+<span id="LC775" class="line" lang="haskell">    <span class="c1" style="color: #998; font-style: italic;">-- CoreUnfolding case does /not/ include DFunUnfoldings;</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="776" 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="LC776" class="line" lang="haskell">    <span class="c1" style="color: #998; font-style: italic;">-- We only specialise DFunUnfoldings with -fspecialise-aggressively</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="777" 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">

777

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<pre style="margin: 0;">+<span id="LC777" class="line" lang="haskell">    <span class="c1" style="color: #998; font-style: italic;">-- See Note [Do not specialise imported DFuns]</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="778" 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">

778

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<pre style="margin: 0;">+<span id="LC778" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="765" 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="779" 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">

779

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<pre style="margin: 0;">+<span id="LC779" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">gopt</span> <span class="kt" style="color: #458; font-weight: 600;">Opt_SpecialiseAggressively</span> <span class="n" style="color: #333;">dflags</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="780" 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">

780

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<pre style="margin: 0;">+<span id="LC780" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">maybeUnfoldingTemplate</span> <span class="n" style="color: #333;">unf</span>  <span class="c1" style="color: #998; font-style: italic;">-- With -fspecialise-aggressively, specialise anything</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="781" 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">

781

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<pre style="margin: 0;">+<span id="LC781" class="line" lang="haskell">                                <span class="c1" style="color: #998; font-style: italic;">-- with an unfolding, stable or not, DFun or not</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="782" 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">

782

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<pre style="margin: 0;">+<span id="LC782" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="765" 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="783" 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">

783

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<pre style="margin: 0;">+<span id="LC783" 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;">Nothing</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="784" 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">

784

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<pre style="margin: 0;">+<span id="LC784" class="line" lang="haskell">  <span class="kr" style="font-weight: 600;">where</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="765" 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="785" 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">

785

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<pre style="margin: 0;">+<span id="LC785" class="line" lang="haskell">    <span class="n" style="color: #333;">unf</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">realIdUnfolding</span> <span class="n" style="color: #333;">fn</span>   <span class="c1" style="color: #998; font-style: italic;">-- We want to see the unfolding even for loop breakers</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="786" 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">

786

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<pre style="margin: 0;">+<span id="LC786" class="line" lang="haskell"></span>

</pre>

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765

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<pre style="margin: 0;"> <span id="LC787" class="line" lang="haskell"><span class="cd">-- | Returns whether or not to show a missed-spec warning.</span></span>

</pre>

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766

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<pre style="margin: 0;"> <span id="LC788" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- If -Wall-missed-specializations is on, show the warning.</span></span>

</pre>

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<td class="diff-line-num new_line" data-linenumber="789" 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">

789

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<pre style="margin: 0;"> <span id="LC789" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- Otherwise, if -Wmissed-specializations is on, only show a warning</span></span>

</pre>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="786" 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="808" 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">@@ -786,8 +808,47 @@ tryWarnMissingSpecs dflags callers fn calls_for_fn</td>

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808

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<pre style="margin: 0;"> <span id="LC808" class="line" lang="haskell">          <span class="p">,</span> <span class="n" style="color: #333;">whenPprDebug</span> <span class="p">(</span><span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"calls:"</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;">map</span> <span class="p">(</span><span class="n" style="color: #333;">pprCallInfo</span> <span class="n" style="color: #333;">fn</span><span class="p">)</span> <span class="n" style="color: #333;">calls_for_fn</span><span class="p">))</span></span>

</pre>

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<td class="diff-line-num new_line" data-linenumber="809" 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">

809

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<pre style="margin: 0;"> <span id="LC809" class="line" lang="haskell">          <span class="p">,</span> <span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"Probable fix: add INLINABLE pragma on"</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;">fn</span><span class="p">)</span> <span class="p">])</span></span>

</pre>

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810

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<pre style="margin: 0;"> <span id="LC810" class="line" lang="haskell"></span>

</pre>

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<pre style="margin: 0;">-<span id="LC789" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">{- Note [Avoiding loops in specImports]</span></span>

</pre>

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790

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<td class="diff-line-num new_line old" data-linenumber="811" 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="LC790" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~</span></span>

</pre>

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811

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<pre style="margin: 0;">+<span id="LC811" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="812" 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">

812

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<pre style="margin: 0;">+<span id="LC812" class="line" lang="haskell"></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="813" 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">

813

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<pre style="margin: 0;">+<span id="LC813" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">{- Note [Do not specialise imported DFuns]</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="814" 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">

814

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<pre style="margin: 0;">+<span id="LC814" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="815" 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">

815

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<pre style="margin: 0;">+<span id="LC815" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">Ticket #18223 shows that specialising calls of DFuns is can cause a huge</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="816" 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">

816

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<pre style="margin: 0;">+<span id="LC816" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">and entirely unnecessary blowup in program size.  Consider a call to</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="817" 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">

817

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<pre style="margin: 0;">+<span id="LC817" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">    f @[[[[[[[[T]]]]]]]] d1 x</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="818" 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">

818

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<pre style="margin: 0;">+<span id="LC818" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">where df :: C a => C [a]</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="819" 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">

819

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<pre style="margin: 0;">+<span id="LC819" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      d1 :: C [[[[[[[[T]]]]]]]] = dfC[] @[[[[[[[T]]]]]]] d1</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="791" 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="820" 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">

820

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<pre style="margin: 0;">+<span id="LC820" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      d2 :: C [[[[[[[T]]]]]]]   = dfC[] @[[[[[[T]]]]]] d3</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="821" 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">

821

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<pre style="margin: 0;">+<span id="LC821" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      ...</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="791" 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="822" 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">

822

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<pre style="margin: 0;">+<span id="LC822" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">Now we'll specialise f's RHS, which may give rise to calls to 'g',</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="823" 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">

823

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<pre style="margin: 0;">+<span id="LC823" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">also overloaded, which we will specialise, and so on.  However, if</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="791" 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="824" 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">

824

</td>

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<pre style="margin: 0;">+<span id="LC824" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">we specialise the calls to dfC[], we'll generate specialised copies of</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="791" 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="825" 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">

825

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<pre style="margin: 0;">+<span id="LC825" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">all methods of C, at all types; and the same for C's superclasses.</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="791" 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="826" 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">

826

</td>

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<pre style="margin: 0;">+<span id="LC826" class="line" lang="haskell"></span>

</pre>

</td>

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<td class="diff-line-num new old_line" data-linenumber="791" 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="827" 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">

827

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<pre style="margin: 0;">+<span id="LC827" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">And many of these specialised functions will never be called.  We are</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="828" 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">

828

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<pre style="margin: 0;">+<span id="LC828" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">going to call the specialised 'f', and the specialised 'g', but DFuns</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="829" 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">

829

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<pre style="margin: 0;">+<span id="LC829" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">group functions into a tuple, many of whose elements may never be used.</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="830" 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">

830

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<pre style="margin: 0;">+<span id="LC830" class="line" lang="haskell"></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="831" 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">

831

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<pre style="margin: 0;">+<span id="LC831" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">With deeply-nested types this can lead to a simply overwhelming number</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="832" 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">

832

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<pre style="margin: 0;">+<span id="LC832" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">of specialisations: see #18223 for a simple example (from the wild).</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="833" 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">

833

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<pre style="margin: 0;">+<span id="LC833" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">I measured the number of specialisations for various numbers of calls</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="834" 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">

834

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<pre style="margin: 0;">+<span id="LC834" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">of `flip evalStateT ()`, and got this</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="835" 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">

835

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<pre style="margin: 0;">+<span id="LC835" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="836" 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">

836

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<pre style="margin: 0;">+<span id="LC836" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">                       Size after one simplification</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="837" 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">

837

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<pre style="margin: 0;">+<span id="LC837" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  #calls    #SPEC rules    Terms     Types</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="838" 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">

838

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<pre style="margin: 0;">+<span id="LC838" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      5         56          3100     10600</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="839" 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">

839

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<pre style="margin: 0;">+<span id="LC839" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      9        108         13660     77206</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="840" 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">

840

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<pre style="margin: 0;">+<span id="LC840" class="line" lang="haskell"></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="841" 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">

841

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<pre style="margin: 0;">+<span id="LC841" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">The real tests case has 60+ calls, which blew GHC out of the water.</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="842" 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">

842

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<pre style="margin: 0;">+<span id="LC842" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="843" 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">

843

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<pre style="margin: 0;">+<span id="LC843" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">Solution: don't specialise DFuns.  The downside is that if we end</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="844" 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">

844

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<pre style="margin: 0;">+<span id="LC844" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">up with (h (dfun d)), /and/ we don't specialise 'h', then we won't</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="845" 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">

845

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<pre style="margin: 0;">+<span id="LC845" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">pass to 'h' a tuple of specialised functions.</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="846" 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">

846

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<pre style="margin: 0;">+<span id="LC846" class="line" lang="haskell"></span>

</pre>

</td>

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<td class="diff-line-num new old_line" data-linenumber="791" 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="847" 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">

847

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<pre style="margin: 0;">+<span id="LC847" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">However, the flag -fspecialise-aggressively (experimental, off by default)</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="848" 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">

848

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<pre style="margin: 0;">+<span id="LC848" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">allows DFuns to specialise as well.</span></span>

</pre>

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</td>

<td class="diff-line-num new new_line" data-linenumber="849" 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">

849

</td>

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<pre style="margin: 0;">+<span id="LC849" class="line" lang="haskell"></span>

</pre>

</td>

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<td class="diff-line-num new new_line" data-linenumber="850" 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="LC850" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">Note [Avoiding loops in specImports]</span></span>

</pre>

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<td class="diff-line-num new new_line" data-linenumber="851" 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="LC851" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="791" 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">

791

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<td class="diff-line-num new_line" data-linenumber="852" 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="LC852" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">We must take great care when specialising instance declarations</span></span>

</pre>

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792

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<td class="diff-line-num new_line" data-linenumber="853" 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">

853

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<pre style="margin: 0;"> <span id="LC853" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">(functions like $fOrdList) lest we accidentally build a recursive</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="793" 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">

793

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<td class="diff-line-num new_line" data-linenumber="854" 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">

854

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<pre style="margin: 0;"> <span id="LC854" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">dictionary. See Note [Avoiding loops].</span></span>

</pre>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="2502" 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="2563" 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">@@ -2502,69 +2563,16 @@ mkCallUDs' env f args</td>

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<pre style="margin: 0;"> <span id="LC2563" class="line" lang="haskell">            <span class="kt" style="color: #458; font-weight: 600;">ForAllPred</span> <span class="p">{}</span>   <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">True</span></span>

</pre>

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<pre style="margin: 0;"> <span id="LC2564" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2504" 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="LC2565" class="line" lang="haskell"><span class="n" style="color: #333;">wantCallsFor</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">SpecEnv</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Id</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Bool</span></span>

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<td class="diff-line-num old old_line" data-linenumber="2505" 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="LC2505" class="line" lang="haskell"><span class="n" style="color: #333;">wantCallsFor</span> <span class="n" style="color: #333;">env</span> <span class="n" style="color: #333;">f</span></span>

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<td class="diff-line-num old old_line" data-linenumber="2506" 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="LC2506" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">isLocalId</span> <span class="n" style="color: #333;">f</span>    <span class="c1" style="color: #998; font-style: italic;">-- Local function; don't look at the unfolding, because</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2507" 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="LC2507" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">True</span>           <span class="c1" style="color: #998; font-style: italic;">-- unfoldings for local functions are discarded by cloneBind</span></span>

</pre>

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2508" class="line" lang="haskell">                  <span class="c1" style="color: #998; font-style: italic;">-- ToDo: we could keep a candidate set of let-binders to</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2509" 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">

2509

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2509" class="line" lang="haskell">                  <span class="c1" style="color: #998; font-style: italic;">--       reduce the size of the UsageDetails</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2510" 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">

2510

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<pre style="margin: 0;">-<span id="LC2510" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2511" 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="LC2511" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">otherwise</span>      <span class="c1" style="color: #998; font-style: italic;">-- Imported function</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2512" 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">

2512

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<pre style="margin: 0;">-<span id="LC2512" 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;">unf</span> <span class="kr" style="font-weight: 600;">of</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2513" 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="LC2513" class="line" lang="haskell">     <span class="kt" style="color: #458; font-weight: 600;">NoUnfolding</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 old_line" data-linenumber="2514" 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="LC2514" class="line" lang="haskell">     <span class="kt" style="color: #458; font-weight: 600;">BootUnfolding</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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2515

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2515" class="line" lang="haskell">     <span class="kt" style="color: #458; font-weight: 600;">OtherCon</span> <span class="p">{}</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 old_line" data-linenumber="2516" 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">

2516

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2516" class="line" lang="haskell">     <span class="kt" style="color: #458; font-weight: 600;">CoreUnfolding</span> <span class="p">{</span> <span class="n" style="color: #333;">uf_src</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">src</span> <span class="p">}</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2517" 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">

2517

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2517" class="line" lang="haskell">       <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">isStableSource</span> <span class="n" style="color: #333;">src</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">True</span>  <span class="c1" style="color: #998; font-style: italic;">-- INLINEABLE/INLINE</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2518" 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">

2518

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2518" class="line" lang="haskell">               <span class="c1" style="color: #998; font-style: italic;">-- See Note [Specialise imported INLINABLE things]</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2519" 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">

2519

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2519" class="line" lang="haskell">               <span class="c1" style="color: #998; font-style: italic;">-- Specialise even INLINE things; it hasn't inlined yet,</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2520" 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">

2520

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2520" class="line" lang="haskell">               <span class="c1" style="color: #998; font-style: italic;">-- so perhaps it never will.  Moreover it may have calls</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2521" 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">

2521

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2521" class="line" lang="haskell">               <span class="c1" style="color: #998; font-style: italic;">-- inside it that we want to specialise</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2522" 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">

2522

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2522" 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="n" style="color: #333;">aggressive_only</span>   <span class="c1" style="color: #998; font-style: italic;">-- Imported, no INLINABLE</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2523" 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">

2523

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2523" class="line" lang="haskell">     <span class="kt" style="color: #458; font-weight: 600;">DFunUnfolding</span> <span class="p">{}</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">aggressive_only</span> <span class="c1" style="color: #998; font-style: italic;">-- See Note [Do not specialise DFuns]</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2524" 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">

2524

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2524" class="line" lang="haskell">  <span class="kr" style="font-weight: 600;">where</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2525" 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">

2525

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2525" class="line" lang="haskell">    <span class="n" style="color: #333;">aggressive_only</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">gopt</span> <span class="kt" style="color: #458; font-weight: 600;">Opt_SpecialiseAggressively</span> <span class="p">(</span><span class="n" style="color: #333;">se_dflags</span> <span class="n" style="color: #333;">env</span><span class="p">)</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2526" 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">

2526

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2526" class="line" lang="haskell">    <span class="n" style="color: #333;">unf</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">realIdUnfolding</span> <span class="n" style="color: #333;">f</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2527" 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">

2527

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2527" class="line" lang="haskell">          <span class="c1" style="color: #998; font-style: italic;">-- 'realIdUnfolding' to ignore the loop-breaker flag!</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2528" 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">

2528

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2528" class="line" lang="haskell"></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2529" 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">

2529

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2529" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">{- Note [Do not specialise DFuns]</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2530" 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">

2530

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2530" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2531" 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">

2531

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2531" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">Ticket #18223 shows that specialising calls of DFuns is can cause a huge</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2532" 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">

2532

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2532" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">and entirely unnecessary blowup in program size.  Consider a call to</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2533" 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">

2533

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2533" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">    f @[[[[[[[[T]]]]]]]] d1 x</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2534" 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">

2534

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2534" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">where df :: C a => C [a]</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2535" 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">

2535

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2535" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      d1 :: C [[[[[[[[T]]]]]]]] = dfC[] @[[[[[[[T]]]]]]] d1</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2536" 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">

2536

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2536" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      d2 :: C [[[[[[[T]]]]]]]   = dfC[] @[[[[[[T]]]]]] d3</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2537" 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">

2537

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2537" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      ...</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2538" 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">

2538

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2538" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">Now we'll specialise f's RHS, which may give rise to calls to 'g',</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2539" 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">

2539

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2539" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">also overloaded, which we will specialise, and so on.  However, if</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2540" 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">

2540

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2540" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">we specialise the calls to dfC[], we'll generate specialised copies of</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2541" 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">

2541

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2541" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">all methods of C, at all types; and the same for C's superclasses.</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2542" 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">

2542

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2542" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2543" 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">

2543

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2543" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">And many of these specialised functions will never be called.  We are</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2544" 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">

2544

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2544" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">going to call the specialised 'f', and the specialised 'g', but DFuns</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2545" 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">

2545

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2545" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">group functions into a tuple, many of whose elements may never be used.</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2546" 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">

2546

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2546" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2547" 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">

2547

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2547" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">With deeply-nested types this can lead to a simply overwhelming number</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2548" 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">

2548

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2548" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">of specialisations: see #18223 for a simple example (from the wild).</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2549" 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">

2549

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2549" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">I measured the number of specialisations for various numbers of calls</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2550" 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">

2550

</td>

<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2550" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">of `flip evalStateT ()`, and got this</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2551" 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">

2551

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2551" class="line" lang="haskell"></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2552" 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">

2552

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2552" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">                       Size after one simplification</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2553" 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">

2553

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<pre style="margin: 0;">-<span id="LC2553" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  #calls    #SPEC rules    Terms     Types</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2554" 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">

2554

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2554" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      5         56          3100     10600</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2555" 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">

2555

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2555" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      9        108         13660     77206</span></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2556" 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">

2556

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2556" class="line" lang="haskell"></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="2557" 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">

2557

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<td class="diff-line-num new_line old" data-linenumber="2566" 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="LC2557" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">The real tests case has 60+ calls, which blew GHC out of the water.</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="2558" 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="2566" 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">

2566

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<pre style="margin: 0;">+<span id="LC2566" class="line" lang="haskell"><span class="n" style="color: #333;">wantCallsFor</span> <span class="n" style="color: #333;">_env</span> <span class="n" style="color: #333;">_f</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">True</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="2558" 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="2567" 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">

2567

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<pre style="margin: 0;">+<span id="LC2567" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- We could be less eager about collecting calls for LocalIds: there's</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="2558" 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="2568" 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">

2568

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<pre style="margin: 0;">+<span id="LC2568" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- no point for ones that are lambda-bound.  But we can't use the</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="2558" 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="2569" 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">

2569

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<pre style="margin: 0;">+<span id="LC2569" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- unfolding, because unfoldings for local functions are discarded by</span></span>

</pre>

</td>

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<td class="diff-line-num new old_line" data-linenumber="2558" 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="2570" 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">

2570

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<pre style="margin: 0;">+<span id="LC2570" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- cloneBindSM.  We could keep a candidate set of let-binders to</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="2558" 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="2571" 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">

2571

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<pre style="margin: 0;">+<span id="LC2571" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- reduce the size of the UsageDetails</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2558" 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">

2558

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<td class="diff-line-num new_line" data-linenumber="2572" 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">

2572

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<pre style="margin: 0;"> <span id="LC2572" class="line" lang="haskell"></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2559" 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">

2559

</td>

<td class="diff-line-num new_line old" data-linenumber="2573" 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="LC2559" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">Solution: don't specialise DFuns.  The downside is that if we end</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2560" 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">

2560

</td>

<td class="diff-line-num new_line old" data-linenumber="2573" 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="LC2560" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">up with (h (dfun d)), /and/ we don't specialise 'h', then we won't</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2561" 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">

2561

</td>

<td class="diff-line-num new_line old" data-linenumber="2573" 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>

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<pre style="margin: 0;">-<span id="LC2561" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">pass to 'h' a tuple of specialised functions.</span></span>

</pre>

</td>

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

<td class="diff-line-num old_line" data-linenumber="2562" 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">

2562

</td>

<td class="diff-line-num new_line" data-linenumber="2573" 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">

2573

</td>

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

<pre style="margin: 0;"> <span id="LC2573" class="line" lang="haskell"></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="2563" 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">

2563

</td>

<td class="diff-line-num new_line old" data-linenumber="2574" 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>

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<pre style="margin: 0;">-<span id="LC2563" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">However, the flag -fspecialise-aggressively (experimental, off by default)</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2564" 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">

2564

</td>

<td class="diff-line-num new_line old" data-linenumber="2574" 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="LC2564" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">allows DFuns to specialise as well.</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2565" 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">

2565

</td>

<td class="diff-line-num new_line old" data-linenumber="2574" 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="LC2565" class="line" lang="haskell"></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="2566" 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">

2566

</td>

<td class="diff-line-num new_line old" data-linenumber="2574" 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="LC2566" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">Note [Type determines value]</span></span>

</pre>

</td>

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<td class="diff-line-num old old_line" data-linenumber="2567" 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">

2567

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<pre style="margin: 0;">-<span id="LC2567" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">~~~~~~~~~~~~~~~~~~~~~~~~~~~~</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="2568" 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="2574" 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">

2574

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<pre style="margin: 0;">+<span id="LC2574" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">{- Note [Type determines value]</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="2568" 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>

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<pre style="margin: 0;">+<span id="LC2575" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2568" 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">

2568

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2576

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<pre style="margin: 0;"> <span id="LC2576" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">Only specialise on non-IP *class* params, because these are the ones</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2569" 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">

2569

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<td class="diff-line-num new_line" data-linenumber="2577" 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">

2577

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<pre style="margin: 0;"> <span id="LC2577" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">whose *type* determines their *value*.  In particular, with implicit</span></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="2570" 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">

2570

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<td class="diff-line-num new_line" data-linenumber="2578" 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">

2578

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<pre style="margin: 0;"> <span id="LC2578" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">params, the type args *don't* say what the value of the implicit param</span></span>

</pre>

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<br>

</li>

<li id="b788976ba3555853d385fd1c6246444c972d749f">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/e3c76de3eb2a09d78ebc14cc5c11b667b69c5807#b788976ba3555853d385fd1c6246444c972d749f"><strong>testsuite/tests/perf/compiler/T16473.stdout</strong></a>

<hr>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="73" 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="73" 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">@@ -73,25 +73,15 @@ Rule fired: Class op $p1Monad (BUILTIN)</td>

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73

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<pre style="margin: 0;"> <span id="LC73" class="line" lang="plaintext">Rule fired: Class op pure (BUILTIN)</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="74" 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">

74

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<pre style="margin: 0;"> <span id="LC74" class="line" lang="plaintext">Rule fired: Class op $p1Monad (BUILTIN)</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="75" 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">

75

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<td class="diff-line-num new_line" data-linenumber="75" 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">

75

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<pre style="margin: 0;"> <span id="LC75" class="line" lang="plaintext">Rule fired: Class op $p1Applicative (BUILTIN)</span>

</pre>

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76

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<pre style="margin: 0;">-<span id="LC76" class="line" lang="plaintext">Rule fired: SPEC/Main $fMonadStateT_$c>>= @Identity _ (Main)</span>

</pre>

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<td class="diff-line-num new_line old" data-linenumber="76" 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="LC77" class="line" lang="plaintext">Rule fired: SPEC/Main $fApplicativeStateT_$c<*> @Identity _ (Main)</span>

</pre>

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<pre style="margin: 0;">-<span id="LC78" class="line" lang="plaintext">Rule fired: SPEC/Main $fApplicativeStateT_$cpure @Identity _ (Main)</span>

</pre>

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<td class="diff-line-num new_line old" data-linenumber="76" 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="LC79" class="line" lang="plaintext">Rule fired: SPEC/Main $fFunctorStateT @Identity _ (Main)</span>

</pre>

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<td class="diff-line-num new_line old" data-linenumber="76" 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="LC80" class="line" lang="plaintext">Rule fired: SPEC/Main $fFunctorStateT_$cfmap @Identity _ (Main)</span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="81" 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="76" 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="LC81" class="line" lang="plaintext">Rule fired: Class op fmap (BUILTIN)</span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="82" 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="76" 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="LC82" class="line" lang="plaintext">Rule fired: SPEC/Main $fFunctorStateT_$cfmap @Identity _ (Main)</span>

</pre>

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<td class="diff-line-num new_line old" data-linenumber="76" 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="LC83" class="line" lang="plaintext">Rule fired: Class op fmap (BUILTIN)</span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="84" 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">

84

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<td class="diff-line-num new_line old" data-linenumber="76" 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="LC84" class="line" lang="plaintext">Rule fired: Class op fmap (BUILTIN)</span>

</pre>

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85

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<pre style="margin: 0;">-<span id="LC85" class="line" lang="plaintext">Rule fired: Class op fmap (BUILTIN)</span>

</pre>

</td>

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<pre style="margin: 0;">-<span id="LC86" class="line" lang="plaintext">Rule fired: Class op fmap (BUILTIN)</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="87" 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">

87

</td>

<td class="diff-line-num new_line old" data-linenumber="76" 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="LC87" class="line" lang="plaintext">Rule fired: Class op fmap (BUILTIN)</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="88" 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">

88

</td>

<td class="diff-line-num new_line old" data-linenumber="76" 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="LC88" class="line" lang="plaintext">Rule fired: Class op return (BUILTIN)</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="89" 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">

89

</td>

<td class="diff-line-num new_line old" data-linenumber="76" 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="LC89" class="line" lang="plaintext">Rule fired: Class op return (BUILTIN)</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="90" 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">

90

</td>

<td class="diff-line-num new_line old" data-linenumber="76" 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="LC90" class="line" lang="plaintext">Rule fired: Class op >>= (BUILTIN)</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="91" 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">

91

</td>

<td class="diff-line-num new_line old" data-linenumber="76" 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="LC91" class="line" lang="plaintext">Rule fired: Class op >>= (BUILTIN)</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="92" 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">

92

</td>

<td class="diff-line-num new_line old" data-linenumber="76" 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="LC92" class="line" lang="plaintext">Rule fired: Class op >>= (BUILTIN)</span>

</pre>

</td>

</tr>

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

<td class="diff-line-num old_line" data-linenumber="93" 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">

93

</td>

<td class="diff-line-num new_line" data-linenumber="76" 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">

76

</td>

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

<pre style="margin: 0;"> <span id="LC76" class="line" lang="plaintext">Rule fired: Class op >>= (BUILTIN)</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="94" 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="77" 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">

77

</td>

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

<pre style="margin: 0;">+<span id="LC77" class="line" lang="plaintext">Rule fired: SC:$wgo90 (Main)</span>

</pre>

</td>

</tr>

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

<td class="diff-line-num old_line" data-linenumber="94" 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">

94

</td>

<td class="diff-line-num new_line" data-linenumber="78" 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">

78

</td>

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

<pre style="margin: 0;"> <span id="LC78" class="line" lang="plaintext">Rule fired: Class op return (BUILTIN)</span>

</pre>

</td>

</tr>

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

<td class="diff-line-num old_line" data-linenumber="95" 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">

95

</td>

<td class="diff-line-num new_line" data-linenumber="79" 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">

79

</td>

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

<pre style="margin: 0;"> <span id="LC79" class="line" lang="plaintext">Rule fired: Class op >>= (BUILTIN)</span>

</pre>

</td>

</tr>

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

<td class="diff-line-num old_line" data-linenumber="96" 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">

96

</td>

<td class="diff-line-num new_line" data-linenumber="80" 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">

80

</td>

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

<pre style="margin: 0;"> <span id="LC80" class="line" lang="plaintext">Rule fired: Class op >>= (BUILTIN)</span>

</pre>

</td>

</tr>

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

<td class="diff-line-num old_line" data-linenumber="97" 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">

97

</td>

<td class="diff-line-num new_line" data-linenumber="81" 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">

81

</td>

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

<pre style="margin: 0;"> <span id="LC81" class="line" lang="plaintext">Rule fired: Class op return (BUILTIN)</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="98" 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="82" 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">

82

</td>

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

<pre style="margin: 0;">+<span id="LC82" class="line" lang="plaintext">Rule fired: SC:$wgo90 (Main)</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="98" 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="83" 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">

83

</td>

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

<pre style="margin: 0;">+<span id="LC83" class="line" lang="plaintext">Rule fired: Class op fmap (BUILTIN)</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="98" 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="84" 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">

84

</td>

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

<pre style="margin: 0;">+<span id="LC84" class="line" lang="plaintext">Rule fired: Class op fmap (BUILTIN)</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="98" 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="85" 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">

85

</td>

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

<pre style="margin: 0;">+<span id="LC85" class="line" lang="plaintext">Rule fired: SPEC $s$wgo9 (Main)</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="98" 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="86" 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">

86

</td>

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

<pre style="margin: 0;">+<span id="LC86" class="line" lang="plaintext">Rule fired: SPEC $s$wgo9 (Main)</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="98" 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="87" 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">

87

</td>

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

<pre style="margin: 0;">+<span id="LC87" class="line" lang="plaintext">Rule fired: SPEC $s$wgo9 (Main)</span></pre>

</td>

</tr>

</table>

<br>

</li>

<li id="4eac8054f8dc90b076e0df14ffea14d1df68e1b4">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/e3c76de3eb2a09d78ebc14cc5c11b667b69c5807#4eac8054f8dc90b076e0df14ffea14d1df68e1b4"><strong>testsuite/tests/printer/T18052a.stderr</strong></a>

<hr>

<table class="code white" style="font-family: monospace; font-size: 90%;" bgcolor="#fff" width="100%" cellpadding="0" cellspacing="0">

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

<td class="diff-line-num unfold js-unfold 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">...</td>

<td class="diff-line-num unfold js-unfold 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">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -20,7 +20,7 @@ T18052a.$b:||: = \ (@a) (@b) (x :: a) (y :: b) -> (x, y)</td>

</tr>

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

<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

</td>

<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

</td>

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

<pre style="margin: 0;"> <span id="LC20" class="line" lang="plaintext">-- RHS size: {terms: 1, types: 0, coercions: 0, joins: 0/0}</span>

</pre>

</td>

</tr>

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

<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

</td>

<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

</td>

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

<pre style="margin: 0;"> <span id="LC21" class="line" lang="plaintext">(+++) :: forall {a}. [a] -> [a] -> [a]</span>

</pre>

</td>

</tr>

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

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22

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22

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<pre style="margin: 0;"> <span id="LC22" class="line" lang="plaintext">[GblId]</span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="23" 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">

23

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<td class="diff-line-num new_line old" data-linenumber="23" 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="LC23" class="line" lang="plaintext">(+++) = <span class="idiff left right">(++)</span></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="24" 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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23

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<pre style="margin: 0;">+<span id="LC23" class="line" lang="plaintext">(+++) = <span class="idiff left right">++</span></span>

</pre>

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<td class="diff-line-num old_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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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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25

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<pre style="margin: 0;"> <span id="LC25" class="line" lang="plaintext">-- RHS size: {terms: 13, types: 20, coercions: 0, joins: 0/0}</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="26" 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">

26

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<td class="diff-line-num new_line" data-linenumber="26" 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">

26

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<pre style="margin: 0;"> <span id="LC26" class="line" lang="plaintext">T18052a.$m:||:</span>

</pre>

</td>

</tr>

</table>

<br>

</li>

<li id="80069ab3e335f49718f742deb0c488301329eb49">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/e3c76de3eb2a09d78ebc14cc5c11b667b69c5807#80069ab3e335f49718f742deb0c488301329eb49"><strong>testsuite/tests/simplCore/should_compile/T17966.stdout</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"> RULES: "SPEC $cm @()" [0]</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"> RULES: "SPEC f @Bool @() @(Maybe Integer)" [0]</span></pre>

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<td class="diff-line-num old old_line" 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">

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">"SPEC/T17966 $fShowMaybe_$cshow @Integer"</span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="4" 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">

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">"SPEC/T17966 $fShowMaybe_$cshowList @Integer"</span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="5" 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">

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">"SPEC/T17966 $fShowMaybe @Integer"</span></pre>

</td>

</tr>

</table>

<br>

</li>

<li id="74e8fe4df7797f1e4a6a8c126c9397d2ac5f8b31">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/e3c76de3eb2a09d78ebc14cc5c11b667b69c5807#74e8fe4df7797f1e4a6a8c126c9397d2ac5f8b31"><strong>testsuite/tests/stranal/should_compile/T18122.stderr</strong></a>

<hr>

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<td class="diff-line-num unfold js-unfold 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">...</td>

<td class="diff-line-num unfold js-unfold 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">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -13,9 +13,8 @@ Lib.$trModule4 = "main"#</td>

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<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">

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<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">

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<pre style="margin: 0;"> <span id="LC13" class="line" lang="plaintext">-- RHS size: {terms: 2, types: 0, coercions: 0, joins: 0/0}</span>

</pre>

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<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">

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<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">

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<pre style="margin: 0;"> <span id="LC14" class="line" lang="plaintext">Lib.$trModule3 :: GHC.Types.TrName</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="15" 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="15" 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">

15

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<pre style="margin: 0;"> <span id="LC15" class="line" lang="plaintext">[GblId,</span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="16" 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">

16

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<td class="diff-line-num new_line old" data-linenumber="16" 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="LC16" class="line" lang="plaintext"> Cpr=m1,</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">

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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">

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<pre style="margin: 0;"> <span id="LC16" class="line" lang="plaintext"> Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,</span>

</pre>

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<td class="diff-line-num new_line old" data-linenumber="17" 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="LC18" class="line" lang="plaintext">         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 <span class="idiff left right">2</span>0}]</span>

</pre>

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<td class="diff-line-num new old_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">

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<td class="diff-line-num new new_line" data-linenumber="17" 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="LC17" class="line" lang="plaintext">         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 <span class="idiff left right">1</span>0}]</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="19" 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">

19

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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">Lib.$trModule3 = GHC.Types.TrNameS Lib.$trModule4</span>

</pre>

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<pre style="margin: 0;"> <span id="LC19" class="line" lang="plaintext"></span>

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<pre style="margin: 0;"> <span id="LC20" class="line" lang="plaintext">-- RHS size: {terms: 1, types: 0, coercions: 0, joins: 0/0}</span>

</pre>

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<td class="diff-line-num unfold js-unfold 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">...</td>

<td class="diff-line-num unfold js-unfold 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">...</td>

<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -28,27 +27,25 @@ Lib.$trModule2 = "Lib"#</td>

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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">

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<pre style="margin: 0;"> <span id="LC27" class="line" lang="plaintext">-- RHS size: {terms: 2, types: 0, coercions: 0, joins: 0/0}</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">

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<pre style="margin: 0;"> <span id="LC28" class="line" lang="plaintext">Lib.$trModule1 :: GHC.Types.TrName</span>

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<pre style="margin: 0;"> <span id="LC29" class="line" lang="plaintext">[GblId,</span>

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<pre style="margin: 0;">-<span id="LC31" class="line" lang="plaintext"> Cpr=m1,</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="32" 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="30" 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="LC30" class="line" lang="plaintext"> Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,</span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="33" 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="LC33" class="line" lang="plaintext">         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 <span class="idiff left right">2</span>0}]</span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="34" 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="31" 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="LC31" class="line" lang="plaintext">         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 <span class="idiff left right">1</span>0}]</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="34" 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="32" 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="LC32" class="line" lang="plaintext">Lib.$trModule1 = GHC.Types.TrNameS Lib.$trModule2</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="35" 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="LC33" class="line" lang="plaintext"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="36" 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="34" 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="LC34" class="line" lang="plaintext">-- RHS size: {terms: 3, types: 0, coercions: 0, joins: 0/0}</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="37" 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="35" 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="LC35" class="line" lang="plaintext">Lib.$trModule :: GHC.Types.Module</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="38" 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="36" 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="LC36" class="line" lang="plaintext">[GblId,</span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="39" 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="37" 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="LC39" class="line" lang="plaintext"> Cpr=m1,</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="40" 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="37" 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="LC37" class="line" lang="plaintext"> Unf=Unf{Src=<vanilla>, TopLvl=True, Value=True, ConLike=True,</span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="41" 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="38" 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="LC41" class="line" lang="plaintext">         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 <span class="idiff left right">3</span>0}]</span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="42" 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="38" 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="LC38" class="line" lang="plaintext">         WorkFree=True, Expandable=True, Guidance=IF_ARGS [] 10 <span class="idiff left right">1</span>0}]</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="42" 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="39" 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="LC39" class="line" lang="plaintext">Lib.$trModule = GHC.Types.Module Lib.$trModule3 Lib.$trModule1</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="43" 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="40" 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="LC40" class="line" lang="plaintext"></span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="44" 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="41" 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="LC41" class="line" lang="plaintext">-- RHS size: {terms: 1, types: 0, coercions: 0, joins: 0/0}</span>

</pre>

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<pre style="margin: 0;"> <span id="LC42" class="line" lang="plaintext">Lib.$wfoo [InlPrag=NOINLINE]</span>

</pre>

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46

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<pre style="margin: 0;"> <span id="LC43" class="line" lang="plaintext">  :: GHC.Prim.Int# -> GHC.Prim.Int# -> GHC.Prim.Int#</span>

</pre>

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47

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<pre style="margin: 0;"> <span id="LC44" class="line" lang="plaintext">[GblId, Arity=2, Str=<L,U><L,U>, Unf=OtherCon []]</span>

</pre>

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<pre style="margin: 0;">-<span id="LC48" class="line" lang="plaintext">Lib.$wfoo = <span class="idiff left right">(GHC.Prim.+#)</span></span>

</pre>

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<pre style="margin: 0;">+<span id="LC45" class="line" lang="plaintext">Lib.$wfoo = <span class="idiff left right">GHC.Prim.+#</span></span>

</pre>

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49

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<pre style="margin: 0;"> <span id="LC46" class="line" lang="plaintext"></span>

</pre>

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<pre style="margin: 0;"> <span id="LC47" class="line" lang="plaintext">-- RHS size: {terms: 18, types: 14, coercions: 0, joins: 0/0}</span>

</pre>

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<pre style="margin: 0;">-<span id="LC51" class="line" lang="plaintext">foo [InlPrag=NOUSERINLINE[<span class="idiff left right">0</span>]] :: (Int, Int) -> Int -> Int</span>

</pre>

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<pre style="margin: 0;">+<span id="LC48" class="line" lang="plaintext">foo [InlPrag=NOUSERINLINE[<span class="idiff left right">final</span>]] :: (Int, Int) -> Int -> Int</span>

</pre>

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

</pre>

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<pre style="margin: 0;"> <span id="LC50" class="line" lang="plaintext"> Arity=2,</span>

</pre>

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<pre style="margin: 0;"> <span id="LC51" class="line" lang="plaintext"> Str=<S(SL),1*U(1*U(U),A)><S,1*U(U)>,</span>

</pre>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="56" 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>

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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">@@ -56,24 +53,25 @@ foo [InlPrag=NOUSERINLINE[0]] :: (Int, Int) -> Int -> Int</td>

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<pre style="margin: 0;"> <span id="LC53" class="line" lang="plaintext"> Unf=Unf{Src=InlineStable, TopLvl=True, Value=True, ConLike=True,</span>

</pre>

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<pre style="margin: 0;"> <span id="LC54" class="line" lang="plaintext">         WorkFree=True, Expandable=True,</span>

</pre>

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<pre style="margin: 0;"> <span id="LC55" class="line" lang="plaintext">         Guidance=ALWAYS_IF(arity=2,unsat_ok=True,boring_ok=False)</span>

</pre>

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<pre style="margin: 0;">-<span id="LC59" class="line" lang="plaintext">         Tmpl= \ (w_sHs [Occ=Once!] :: (Int, Int))</span>

</pre>

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<pre style="margin: 0;">-<span id="LC60" class="line" lang="plaintext">                 (w1_sHt [Occ=Once!] :: Int) -></span>

</pre>

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<pre style="margin: 0;">-<span id="LC61" class="line" lang="plaintext">                 case w_sHs of { (ww1_sHw [Occ=Once!], _ [Occ=Dead]) -></span>

</pre>

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<pre style="margin: 0;">-<span id="LC62" class="line" lang="plaintext">                 case ww1_sHw of { GHC.Types.I# ww4_sHz [Occ=Once] -></span>

</pre>

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<pre style="margin: 0;">-<span id="LC63" class="line" lang="plaintext">                 case w1_sHt of { GHC.Types.I# ww6_sHF [Occ=Once] -></span>

</pre>

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<pre style="margin: 0;">-<span id="LC64" class="line" lang="plaintext">                 case Lib.$wfoo ww4_sHz ww6_sHF of ww7_sHJ [Occ=Once] { __DEFAULT -></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="65" 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">

65

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<td class="diff-line-num new_line old" data-linenumber="56" 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="LC65" class="line" lang="plaintext">                 GHC.Types.I# ww7_sHJ</span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="66" 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="56" 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="LC56" class="line" lang="plaintext">         Tmpl= \ (w_sEf [Occ=Once1!] :: (Int, Int))</span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="66" 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="57" 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="LC57" class="line" lang="plaintext">                 (w1_sEg [Occ=Once1!] :: Int) -></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="66" 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="58" 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">

58

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<pre style="margin: 0;">+<span id="LC58" class="line" lang="plaintext">                 case w_sEf of { (ww1_sEj [Occ=Once1!], _ [Occ=Dead]) -></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="66" 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="59" 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="LC59" class="line" lang="plaintext">                 case ww1_sEj of { GHC.Types.I# ww4_sEm [Occ=Once1] -></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="66" 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="60" 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="LC60" class="line" lang="plaintext">                 case w1_sEg of { GHC.Types.I# ww6_sEs [Occ=Once1] -></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="66" 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="61" 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="LC61" class="line" lang="plaintext">                 case Lib.$wfoo ww4_sEm ww6_sEs of ww7_sEw [Occ=Once1]</span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="66" 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="62" 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="LC62" class="line" lang="plaintext">                 { __DEFAULT -></span>

</pre>

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<td class="diff-line-num new old_line" data-linenumber="66" 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="63" 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="LC63" class="line" lang="plaintext">                 GHC.Types.I# ww7_sEw</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="66" 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">

66

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<td class="diff-line-num new_line" data-linenumber="64" 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="LC64" class="line" lang="plaintext">                 }</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="67" 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">

67

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<td class="diff-line-num new_line" data-linenumber="65" 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">

65

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<pre style="margin: 0;"> <span id="LC65" class="line" lang="plaintext">                 }</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="68" 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">

68

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<td class="diff-line-num new_line" data-linenumber="66" 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">

66

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

</pre>

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<td class="diff-line-num old_line" data-linenumber="69" 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">

69

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<td class="diff-line-num new_line" data-linenumber="67" 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">

67

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<pre style="margin: 0;"> <span id="LC67" class="line" lang="plaintext">                 }}]</span>

</pre>

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<td class="diff-line-num old_line" data-linenumber="70" 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">

70

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<td class="diff-line-num new_line" data-linenumber="68" 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">

68

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<pre style="margin: 0;"> <span id="LC68" class="line" lang="plaintext">foo</span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="71" 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">

71

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<td class="diff-line-num new_line old" data-linenumber="69" 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="LC71" class="line" lang="plaintext">  = \ (w_s<span class="idiff left right">Hs :: (Int, Int)) (w1_sHt</span> :: Int) -></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="72" 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">

72

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<td class="diff-line-num new_line old" data-linenumber="69" 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="LC72" class="line" lang="plaintext">      case w_s<span class="idiff left right">Hs of { (ww1_sHw, ww2_sHB</span>) -></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="73" 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">

73

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<td class="diff-line-num new_line old" data-linenumber="69" 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="LC73" class="line" lang="plaintext">      case ww1_s<span class="idiff left right">Hw of { GHC.Types.I# ww4_sHz</span> -></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="74" 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">

74

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<td class="diff-line-num new_line old" data-linenumber="69" 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="LC74" class="line" lang="plaintext">      case w1_s<span class="idiff left right">Ht of { GHC.Types.I# ww6_sHF</span> -></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="75" 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">

75

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<td class="diff-line-num new_line old" data-linenumber="69" 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="LC75" class="line" lang="plaintext">      case Lib.$wfoo ww4_s<span class="idiff left right">Hz ww6_sHF of ww7_sHJ</span> { __DEFAULT -></span>

</pre>

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<td class="diff-line-num old old_line" data-linenumber="76" 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">

76

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<td class="diff-line-num new_line old" data-linenumber="69" 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="LC76" class="line" lang="plaintext">      GHC.Types.I# ww7_s<span class="idiff left right">HJ</span></span>

</pre>

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<pre style="margin: 0;">+<span id="LC69" class="line" lang="plaintext">  = \ (w_s<span class="idiff left right">Ef :: (Int, Int)) (w1_sEg</span> :: Int) -></span>

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<pre style="margin: 0;">+<span id="LC70" class="line" lang="plaintext">      case w_s<span class="idiff left right">Ef of { (ww1_sEj, ww2_sEo</span>) -></span>

</pre>

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71

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<pre style="margin: 0;">+<span id="LC71" class="line" lang="plaintext">      case ww1_s<span class="idiff left right">Ej of { GHC.Types.I# ww4_sEm</span> -></span>

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<pre style="margin: 0;">+<span id="LC72" class="line" lang="plaintext">      case w1_s<span class="idiff left right">Eg of { GHC.Types.I# ww6_sEs</span> -></span>

</pre>

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73

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<pre style="margin: 0;">+<span id="LC73" class="line" lang="plaintext">      case Lib.$wfoo ww4_s<span class="idiff left right">Em ww6_sEs of ww7_sEw</span> { __DEFAULT -></span>

</pre>

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74

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<pre style="margin: 0;">+<span id="LC74" class="line" lang="plaintext">      GHC.Types.I# ww7_s<span class="idiff left right">Ew</span></span>

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77

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<pre style="margin: 0;"> <span id="LC75" class="line" lang="plaintext">      }</span>

</pre>

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78

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<pre style="margin: 0;"> <span id="LC76" class="line" lang="plaintext">      }</span>

</pre>

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79

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<pre style="margin: 0;"> <span id="LC77" class="line" lang="plaintext">      }</span>

</pre>

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