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<h3>
Sebastian Graf pushed to branch wip/move-warnDs
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/4b63a896e4adf2f091a6538059de8b6b352598f8">4b63a896</a></strong>
<div>
<span>by Sebastian Graf</span>
<i>at 2019-06-16T08:56:10Z</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Remove unused imports in MatchLit
</pre>
</li>
<li>
<strong><a href="https://gitlab.haskell.org/ghc/ghc/commit/f8c1244d17543e2aec4089175b70f080d685e863">f8c1244d</a></strong>
<div>
<span>by Sebastian Graf</span>
<i>at 2019-06-16T08:57:33Z</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Move warnDiscardedDoBindings into TcWarnings
</pre>
</li>
</ul>
<h4>4 changed files:</h4>
<ul>
<li class="file-stats">
<a href="#4cebcede53127700de963abffccad9d336d74889">
compiler/deSugar/DsExpr.hs
</a>
</li>
<li class="file-stats">
<a href="#4e64f433394e71c6071e3397fe5ae2e4232161e0">
compiler/deSugar/MatchLit.hs
</a>
</li>
<li class="file-stats">
<a href="#e41a2a88012b97213e3706fe27159af08ba0bf30">
compiler/typecheck/TcHsSyn.hs
</a>
</li>
<li class="file-stats">
<a href="#ed18b2b4db4e1836e5d883e9acb5be681db5af1a">
compiler/typecheck/TcWarnings.hs
</a>
</li>
</ul>
<h4>Changes:</h4>
<li id="4cebcede53127700de963abffccad9d336d74889">
<a href="https://gitlab.haskell.org/ghc/ghc/compare/9cdbc2ab0849ff4cbff044dab4e7dab8d27551d1...f8c1244d17543e2aec4089175b70f080d685e863#4cebcede53127700de963abffccad9d336d74889"><strong>compiler/deSugar/DsExpr.hs</strong></a>
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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="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="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -28,7 +28,6 @@ import DsMonad</td>
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<pre style="margin: 0;"> <span id="LC28" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Check</span> <span class="p">(</span> <span class="nf" style="color: #900; font-weight: 600;">checkGuardMatches</span> <span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC29" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Name</span></span>
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<pre style="margin: 0;"> <span id="LC30" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">NameEnv</span></span>
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<pre style="margin: 0;">-<span id="LC31" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">FamInstEnv</span><span class="p">(</span> <span class="n" style="color: #333;">topNormaliseType</span> <span class="p">)</span></span>
</pre>
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<pre style="margin: 0;"> <span id="LC31" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">DsMeta</span></span>
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<pre style="margin: 0;"> <span id="LC32" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">HsSyn</span></span>
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<pre style="margin: 0;"> <span id="LC33" class="line" lang="haskell"></span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="881" style="width: 35px; color: rgba(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="880" style="width: 35px; color: rgba(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">@@ -881,7 +880,6 @@ dsDo stmts</td>
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<pre style="margin: 0;"> <span id="LC880" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC881" class="line" lang="haskell">    <span class="n" style="color: #333;">go</span> <span class="kr" style="font-weight: 600;">_</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">BodyStmt</span> <span class="kr" style="font-weight: 600;">_</span> <span class="n" style="color: #333;">rhs</span> <span class="n" style="color: #333;">then_expr</span> <span class="kr" style="font-weight: 600;">_</span><span class="p">)</span> <span class="n" style="color: #333;">stmts</span></span>
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<pre style="margin: 0;"> <span id="LC882" class="line" lang="haskell">      <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span> <span class="p">{</span> <span class="n" style="color: #333;">rhs2</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">dsLExpr</span> <span class="n" style="color: #333;">rhs</span></span>
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<pre style="margin: 0;">-<span id="LC884" class="line" lang="haskell">           <span class="p">;</span> <span class="n" style="color: #333;">warnDiscardedDoBindings</span> <span class="n" style="color: #333;">rhs</span> <span class="p">(</span><span class="n" style="color: #333;">exprType</span> <span class="n" style="color: #333;">rhs2</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC883" class="line" lang="haskell">           <span class="p">;</span> <span class="n" style="color: #333;">rest</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">goL</span> <span class="n" style="color: #333;">stmts</span></span>
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<pre style="margin: 0;"> <span id="LC884" class="line" lang="haskell">           <span class="p">;</span> <span class="n" style="color: #333;">dsSyntaxExpr</span> <span class="n" style="color: #333;">then_expr</span> <span class="p">[</span><span class="n" style="color: #333;">rhs2</span><span class="p">,</span> <span class="n" style="color: #333;">rest</span><span class="p">]</span> <span class="p">}</span></span>
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<pre style="margin: 0;"> <span id="LC885" class="line" lang="haskell"></span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="1015" style="width: 35px; color: rgba(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="1013" style="width: 35px; color: rgba(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">@@ -1015,51 +1013,6 @@ dsConLike _ (PatSynCon ps)   = return $ case patSynBuilder ps of</td>
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<pre style="margin: 0;"> <span id="LC1013" 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;">Var</span> <span class="n" style="color: #333;">id</span></span>
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<pre style="margin: 0;"> <span id="LC1014" class="line" lang="haskell">  <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">pprPanic</span> <span class="s" style="color: #d14;">"dsConLike"</span> <span class="p">(</span><span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">ps</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC1015" class="line" lang="haskell"></span>
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<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1018" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">{-</span></span>
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<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1019" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">************************************************************************</span></span>
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1020
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<pre style="margin: 0;">-<span id="LC1020" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">*                                                                      *</span></span>
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<pre style="margin: 0;">-<span id="LC1021" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">\subsection{Errors and contexts}</span></span>
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<pre style="margin: 0;">-<span id="LC1022" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">*                                                                      *</span></span>
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<pre style="margin: 0;">-<span id="LC1023" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">************************************************************************</span></span>
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<pre style="margin: 0;">-<span id="LC1024" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">-}</span></span>
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<pre style="margin: 0;">-<span id="LC1025" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="1026" 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">
1026
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<pre style="margin: 0;">-<span id="LC1026" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- Warn about certain types of values discarded in monadic bindings (#3263)</span></span>
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1027
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<pre style="margin: 0;">-<span id="LC1027" class="line" lang="haskell"><span class="n" style="color: #333;">warnDiscardedDoBindings</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">LHsExpr</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTc</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Type</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">DsM</span> <span class="nb" style="color: #0086b3;">()</span></span>
</pre>
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1028
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<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1028" class="line" lang="haskell"><span class="n" style="color: #333;">warnDiscardedDoBindings</span> <span class="n" style="color: #333;">rhs</span> <span class="n" style="color: #333;">rhs_ty</span></span>
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1029
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<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1029" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">Just</span> <span class="p">(</span><span class="n" style="color: #333;">m_ty</span><span class="p">,</span> <span class="n" style="color: #333;">elt_ty</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">tcSplitAppTy_maybe</span> <span class="n" style="color: #333;">rhs_ty</span></span>
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1030
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<pre style="margin: 0;">-<span id="LC1030" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span> <span class="p">{</span> <span class="n" style="color: #333;">warn_unused</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">woptM</span> <span class="kt" style="color: #458; font-weight: 600;">Opt_WarnUnusedDoBind</span></span>
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1031
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<pre style="margin: 0;">-<span id="LC1031" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333;">warn_wrong</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">woptM</span> <span class="kt" style="color: #458; font-weight: 600;">Opt_WarnWrongDoBind</span></span>
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1032
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<pre style="margin: 0;">-<span id="LC1032" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333;">when</span> <span class="p">(</span><span class="n" style="color: #333;">warn_unused</span> <span class="o" style="font-weight: 600;">||</span> <span class="n" style="color: #333;">warn_wrong</span><span class="p">)</span> <span class="o" style="font-weight: 600;">$</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1033" 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">
1033
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1033" class="line" lang="haskell">    <span class="kr" style="font-weight: 600;">do</span> <span class="p">{</span> <span class="n" style="color: #333;">fam_inst_envs</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">dsGetFamInstEnvs</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1034" 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">
1034
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1034" class="line" lang="haskell">       <span class="p">;</span> <span class="kr" style="font-weight: 600;">let</span> <span class="n" style="color: #333;">norm_elt_ty</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">topNormaliseType</span> <span class="n" style="color: #333;">fam_inst_envs</span> <span class="n" style="color: #333;">elt_ty</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1035" 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">
1035
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1035" 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="1036" 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">
1036
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1036" class="line" lang="haskell">           <span class="c1" style="color: #998; font-style: italic;">-- Warn about discarding non-() things in 'monadic' binding</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1037" 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">
1037
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1037" class="line" lang="haskell">       <span class="p">;</span> <span class="kr" style="font-weight: 600;">if</span> <span class="n" style="color: #333;">warn_unused</span> <span class="o" style="font-weight: 600;">&&</span> <span class="n" style="color: #333;">not</span> <span class="p">(</span><span class="n" style="color: #333;">isUnitTy</span> <span class="n" style="color: #333;">norm_elt_ty</span><span class="p">)</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1038" 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">
1038
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1038" class="line" lang="haskell">         <span class="kr" style="font-weight: 600;">then</span> <span class="n" style="color: #333;">warnDs</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Reason</span> <span class="kt" style="color: #458; font-weight: 600;">Opt_WarnUnusedDoBind</span><span class="p">)</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1039" 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">
1039
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1039" class="line" lang="haskell">                     <span class="p">(</span><span class="n" style="color: #333;">badMonadBind</span> <span class="n" style="color: #333;">rhs</span> <span class="n" style="color: #333;">elt_ty</span><span class="p">)</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1040" 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">
1040
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1040" class="line" lang="haskell">         <span class="kr" style="font-weight: 600;">else</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1041" 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">
1041
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1041" 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="1042" 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">
1042
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1042" class="line" lang="haskell">           <span class="c1" style="color: #998; font-style: italic;">-- Warn about discarding m a things in 'monadic' binding of the same type,</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1043" 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">
1043
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1043" class="line" lang="haskell">           <span class="c1" style="color: #998; font-style: italic;">-- but only if we didn't already warn due to Opt_WarnUnusedDoBind</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1044" 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">
1044
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1044" class="line" lang="haskell">           <span class="n" style="color: #333;">when</span> <span class="n" style="color: #333;">warn_wrong</span> <span class="o" style="font-weight: 600;">$</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1045" 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">
1045
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1045" class="line" lang="haskell">                <span class="kr" style="font-weight: 600;">do</span> <span class="p">{</span> <span class="kr" style="font-weight: 600;">case</span> <span class="n" style="color: #333;">tcSplitAppTy_maybe</span> <span class="n" style="color: #333;">norm_elt_ty</span> <span class="kr" style="font-weight: 600;">of</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1046" 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">
1046
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1046" class="line" lang="haskell">                         <span class="kt" style="color: #458; font-weight: 600;">Just</span> <span class="p">(</span><span class="n" style="color: #333;">elt_m_ty</span><span class="p">,</span> <span class="kr" style="font-weight: 600;">_</span><span class="p">)</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1047" 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">
1047
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1047" class="line" lang="haskell">                            <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">m_ty</span> <span class="p">`</span><span class="n" style="color: #333;">eqType</span><span class="p">`</span> <span class="n" style="color: #333;">topNormaliseType</span> <span class="n" style="color: #333;">fam_inst_envs</span> <span class="n" style="color: #333;">elt_m_ty</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1048" 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">
1048
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1048" class="line" lang="haskell">                            <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">warnDs</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Reason</span> <span class="kt" style="color: #458; font-weight: 600;">Opt_WarnWrongDoBind</span><span class="p">)</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1049" 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">
1049
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1049" class="line" lang="haskell">                                      <span class="p">(</span><span class="n" style="color: #333;">badMonadBind</span> <span class="n" style="color: #333;">rhs</span> <span class="n" style="color: #333;">elt_ty</span><span class="p">)</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1050" 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">
1050
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1050" class="line" lang="haskell">                         <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">return</span> <span class="nb" style="color: #0086b3;">()</span> <span class="p">}</span> <span class="p">}</span> <span class="p">}</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1051" 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">
1051
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1051" class="line" lang="haskell"></span>
</pre>
</td>
</tr>
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<td class="diff-line-num old old_line" data-linenumber="1052" 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">
1052
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC1052" 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;">-- RHS does have type of form (m ty), which is weird</span></span>
</pre>
</td>
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<td class="diff-line-num old old_line" data-linenumber="1053" 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">
1053
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1053" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">return</span> <span class="nb" style="color: #0086b3;">()</span>   <span class="c1" style="color: #998; font-style: italic;">-- but at lesat this warning is irrelevant</span></span>
</pre>
</td>
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<td class="diff-line-num old old_line" data-linenumber="1054" 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">
1054
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1054" class="line" lang="haskell"></span>
</pre>
</td>
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<td class="diff-line-num old old_line" data-linenumber="1055" 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">
1055
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1055" class="line" lang="haskell"><span class="n" style="color: #333;">badMonadBind</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">LHsExpr</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTc</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Type</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">SDoc</span></span>
</pre>
</td>
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<td class="diff-line-num old old_line" data-linenumber="1056" 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">
1056
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1056" class="line" lang="haskell"><span class="n" style="color: #333;">badMonadBind</span> <span class="n" style="color: #333;">rhs</span> <span class="n" style="color: #333;">elt_ty</span></span>
</pre>
</td>
</tr>
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<td class="diff-line-num old old_line" data-linenumber="1057" 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">
1057
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1057" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">vcat</span> <span class="p">[</span> <span class="n" style="color: #333;">hang</span> <span class="p">(</span><span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"A do-notation statement discarded a result of type"</span><span class="p">)</span></span>
</pre>
</td>
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<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1058" 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">
1058
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1058" class="line" lang="haskell">              <span class="mi" style="color: #099;">2</span> <span class="p">(</span><span class="n" style="color: #333;">quotes</span> <span class="p">(</span><span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">elt_ty</span><span class="p">))</span></span>
</pre>
</td>
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<td class="diff-line-num old old_line" data-linenumber="1059" 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">
1059
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1059" class="line" lang="haskell">         <span class="p">,</span> <span class="n" style="color: #333;">hang</span> <span class="p">(</span><span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"Suppress this warning by saying"</span><span class="p">)</span></span>
</pre>
</td>
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<td class="diff-line-num old old_line" data-linenumber="1060" 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">
1060
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1060" class="line" lang="haskell">              <span class="mi" style="color: #099;">2</span> <span class="p">(</span><span class="n" style="color: #333;">quotes</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"_ <-"</span> <span class="o" style="font-weight: 600;"><+></span> <span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">rhs</span><span class="p">)</span></span>
</pre>
</td>
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<td class="diff-line-num old old_line" data-linenumber="1061" 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">
1061
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1061" class="line" lang="haskell">         <span class="p">]</span></span>
</pre>
</td>
</tr>
<tr class="line_holder old" id="" style="line-height: 1.6;">
<td class="diff-line-num old old_line" data-linenumber="1062" 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">
1062
</td>
<td class="diff-line-num new_line old" data-linenumber="1016" 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="LC1062" class="line" lang="haskell"></span>
</pre>
</td>
</tr>
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<td class="diff-line-num old_line" data-linenumber="1063" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1063
</td>
<td class="diff-line-num new_line" data-linenumber="1016" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1016
</td>
<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC1016" 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_line" data-linenumber="1064" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1064
</td>
<td class="diff-line-num new_line" data-linenumber="1017" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1017
</td>
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<pre style="margin: 0;"> <span id="LC1017" 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_line" data-linenumber="1065" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1065
</td>
<td class="diff-line-num new_line" data-linenumber="1018" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1018
</td>
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<pre style="margin: 0;"> <span id="LC1018" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">*                                                                      *</span></span>
</pre>
</td>
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</table>
<br>
</li>
<li id="4e64f433394e71c6071e3397fe5ae2e4232161e0">
<a href="https://gitlab.haskell.org/ghc/ghc/compare/9cdbc2ab0849ff4cbff044dab4e7dab8d27551d1...f8c1244d17543e2aec4089175b70f080d685e863#4e64f433394e71c6071e3397fe5ae2e4232161e0"><strong>compiler/deSugar/MatchLit.hs</strong></a>
<hr>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="33" style="width: 35px; color: rgba(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="33" style="width: 35px; color: rgba(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">@@ -33,11 +33,8 @@ import TyCon</td>
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33
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<td class="diff-line-num new_line" data-linenumber="33" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
33
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<pre style="margin: 0;"> <span id="LC33" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">DataCon</span></span>
</pre>
</td>
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34
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34
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<pre style="margin: 0;"> <span id="LC34" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">TcHsSyn</span> <span class="p">(</span> <span class="nf" style="color: #900; font-weight: 600;">shortCutLit</span> <span class="p">)</span></span>
</pre>
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<pre style="margin: 0;"> <span id="LC35" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">TcType</span></span>
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<td class="diff-line-num new_line old" data-linenumber="36" 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="LC36" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Name</span></span>
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<td class="diff-line-num new_line old" data-linenumber="36" 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="LC37" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Type</span></span>
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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="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">PrelNames</span></span>
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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="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">TysWiredIn</span></span>
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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="LC40" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">TysPrim</span></span>
</pre>
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<td class="diff-line-num new_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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<pre style="margin: 0;"> <span id="LC38" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Literal</span></span>
</pre>
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<pre style="margin: 0;"> <span id="LC39" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">SrcLoc</span></span>
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<pre style="margin: 0;"> <span id="LC40" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Data.Ratio</span></span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="46" style="width: 35px; color: rgba(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="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">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -46,12 +43,6 @@ import BasicTypes</td>
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<pre style="margin: 0;"> <span id="LC43" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">DynFlags</span></span>
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<pre style="margin: 0;"> <span id="LC44" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Util</span></span>
</pre>
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<pre style="margin: 0;"> <span id="LC45" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">FastString</span></span>
</pre>
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<td class="diff-line-num new_line old" data-linenumber="46" 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="LC49" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="k" style="font-weight: 600;">qualified</span> <span class="nn" style="color: #555;">GHC.LanguageExtensions</span> <span class="k" style="font-weight: 600;">as</span> <span class="n" style="color: #333;">LangExt</span></span>
</pre>
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<td class="diff-line-num new_line old" data-linenumber="46" 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="LC50" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="51" 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="46" 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="LC51" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Control.Monad</span></span>
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<td class="diff-line-num new_line old" data-linenumber="46" 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="LC52" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Data.Int</span></span>
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<pre style="margin: 0;">-<span id="LC53" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Data.Word</span></span>
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<td class="diff-line-num new_line old" data-linenumber="46" 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="LC54" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Data.Proxy</span></span>
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<pre style="margin: 0;"> <span id="LC46" class="line" lang="haskell"></span>
</pre>
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56
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47
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<pre style="margin: 0;"> <span id="LC47" 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="57" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
57
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<td class="diff-line-num new_line" data-linenumber="48" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
48
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<pre style="margin: 0;"> <span id="LC48" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">************************************************************************</span></span>
</pre>
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<br>
</li>
<li id="e41a2a88012b97213e3706fe27159af08ba0bf30">
<a href="https://gitlab.haskell.org/ghc/ghc/compare/9cdbc2ab0849ff4cbff044dab4e7dab8d27551d1...f8c1244d17543e2aec4089175b70f080d685e863#e41a2a88012b97213e3706fe27159af08ba0bf30"><strong>compiler/typecheck/TcHsSyn.hs</strong></a>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="1150" style="width: 35px; color: rgba(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="1150" style="width: 35px; color: rgba(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">@@ -1150,7 +1150,8 @@ zonkArithSeq env (FromThenTo e1 e2 e3)</td>
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1150
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1150
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<pre style="margin: 0;"> <span id="LC1150" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="1151" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1151
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1151
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<pre style="margin: 0;"> <span id="LC1151" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="1152" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1152
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<td class="diff-line-num new_line" data-linenumber="1152" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1152
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<pre style="margin: 0;"> <span id="LC1152" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-------------------------------------------------------------------------</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="1153" 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">
1153
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<td class="diff-line-num new_line old" data-linenumber="1153" 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="LC1153" class="line" lang="haskell"><span class="n" style="color: #333;">zonkStmts</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">ZonkEnv</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="1154" 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="LC1153" class="line" lang="haskell"><span class="n" style="color: #333;">zonkStmts</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Outputable</span> <span class="p">(</span><span class="n" style="color: #333;">body</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTc</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="1154" 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="1154" 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="LC1154" class="line" lang="haskell">          <span class="o" style="font-weight: 600;">=></span> <span class="kt" style="color: #458; font-weight: 600;">ZonkEnv</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="1154" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1154
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<td class="diff-line-num new_line" data-linenumber="1155" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1155
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<pre style="margin: 0;"> <span id="LC1155" class="line" lang="haskell">          <span class="o" style="font-weight: 600;">-></span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">ZonkEnv</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Located</span> <span class="p">(</span><span class="n" style="color: #333;">body</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTcId</span><span class="p">)</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcM</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Located</span> <span class="p">(</span><span class="n" style="color: #333;">body</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTc</span><span class="p">)))</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="1155" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1155
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<td class="diff-line-num new_line" data-linenumber="1156" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1156
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<pre style="margin: 0;"> <span id="LC1156" class="line" lang="haskell">          <span class="o" style="font-weight: 600;">-></span> <span class="p">[</span><span class="kt" style="color: #458; font-weight: 600;">LStmt</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTcId</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Located</span> <span class="p">(</span><span class="n" style="color: #333;">body</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTcId</span><span class="p">))]</span></span>
</pre>
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1156
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<td class="diff-line-num new_line" data-linenumber="1157" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1157
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<pre style="margin: 0;"> <span id="LC1157" class="line" lang="haskell">          <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcM</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">ZonkEnv</span><span class="p">,</span> <span class="p">[</span><span class="kt" style="color: #458; font-weight: 600;">LStmt</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTc</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Located</span> <span class="p">(</span><span class="n" style="color: #333;">body</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTc</span><span class="p">))])</span></span>
</pre>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="1159" style="width: 35px; color: rgba(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="1160" style="width: 35px; color: rgba(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">@@ -1159,7 +1160,8 @@ zonkStmts env zBody (s:ss) = do { (env1, s')  <- wrapLocSndM (zonkStmt env zBody</td>
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1159
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<td class="diff-line-num new_line" data-linenumber="1160" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1160
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<pre style="margin: 0;"> <span id="LC1160" class="line" lang="haskell">                                <span class="p">;</span> <span class="p">(</span><span class="n" style="color: #333;">env2</span><span class="p">,</span> <span class="n" style="color: #333;">ss'</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">zonkStmts</span> <span class="n" style="color: #333;">env1</span> <span class="n" style="color: #333;">zBody</span> <span class="n" style="color: #333;">ss</span></span>
</pre>
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<td class="diff-line-num new_line" data-linenumber="1161" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1161
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<pre style="margin: 0;"> <span id="LC1161" class="line" lang="haskell">                                <span class="p">;</span> <span class="n" style="color: #333;">return</span> <span class="p">(</span><span class="n" style="color: #333;">env2</span><span class="p">,</span> <span class="n" style="color: #333;">s'</span> <span class="o" style="font-weight: 600;">:</span> <span class="n" style="color: #333;">ss'</span><span class="p">)</span> <span class="p">}</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="1161" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1161
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<td class="diff-line-num new_line" data-linenumber="1162" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1162
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<pre style="margin: 0;"> <span id="LC1162" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="1162" 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">
1162
</td>
<td class="diff-line-num new_line old" data-linenumber="1163" 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="LC1162" class="line" lang="haskell"><span class="n" style="color: #333;">zonkStmt</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">ZonkEnv</span></span>
</pre>
</td>
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<td class="diff-line-num new old_line" data-linenumber="1163" 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="1163" 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">
1163
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<pre style="margin: 0;">+<span id="LC1163" class="line" lang="haskell"><span class="n" style="color: #333;">zonkStmt</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Outputable</span> <span class="p">(</span><span class="n" style="color: #333;">body</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTc</span><span class="p">)</span> <span class="c1" style="color: #998; font-style: italic;">-- for warnings</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="1163" 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="1164" 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">
1164
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<pre style="margin: 0;">+<span id="LC1164" class="line" lang="haskell">         <span class="o" style="font-weight: 600;">=></span> <span class="kt" style="color: #458; font-weight: 600;">ZonkEnv</span></span>
</pre>
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1163
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<td class="diff-line-num new_line" data-linenumber="1165" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1165
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<pre style="margin: 0;"> <span id="LC1165" class="line" lang="haskell">         <span class="o" style="font-weight: 600;">-></span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">ZonkEnv</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Located</span> <span class="p">(</span><span class="n" style="color: #333;">body</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTcId</span><span class="p">)</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcM</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Located</span> <span class="p">(</span><span class="n" style="color: #333;">body</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTc</span><span class="p">)))</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="1164" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1164
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<td class="diff-line-num new_line" data-linenumber="1166" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1166
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<pre style="margin: 0;"> <span id="LC1166" class="line" lang="haskell">         <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Stmt</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTcId</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Located</span> <span class="p">(</span><span class="n" style="color: #333;">body</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTcId</span><span class="p">))</span></span>
</pre>
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1165
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<td class="diff-line-num new_line" data-linenumber="1167" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1167
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<pre style="margin: 0;"> <span id="LC1167" class="line" lang="haskell">         <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcM</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">ZonkEnv</span><span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">Stmt</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTc</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Located</span> <span class="p">(</span><span class="n" style="color: #333;">body</span> <span class="kt" style="color: #458; font-weight: 600;">GhcTc</span><span class="p">)))</span></span>
</pre>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="1217" style="width: 35px; color: rgba(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="1219" style="width: 35px; color: rgba(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">@@ -1217,6 +1219,7 @@ zonkStmt env zBody (BodyStmt ty body then_op guard_op)</td>
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1217
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<td class="diff-line-num new_line" data-linenumber="1219" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1219
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<pre style="margin: 0;"> <span id="LC1219" class="line" lang="haskell">       <span class="p">(</span><span class="n" style="color: #333;">env2</span><span class="p">,</span> <span class="n" style="color: #333;">new_guard_op</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">zonkSyntaxExpr</span> <span class="n" style="color: #333;">env1</span> <span class="n" style="color: #333;">guard_op</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="1218" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1218
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<td class="diff-line-num new_line" data-linenumber="1220" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1220
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<pre style="margin: 0;"> <span id="LC1220" class="line" lang="haskell">       <span class="n" style="color: #333;">new_body</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">zBody</span> <span class="n" style="color: #333;">env2</span> <span class="n" style="color: #333;">body</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="1219" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="1221" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1221
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<pre style="margin: 0;"> <span id="LC1221" class="line" lang="haskell">       <span class="n" style="color: #333;">new_ty</span>   <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">zonkTcTypeToTypeX</span> <span class="n" style="color: #333;">env2</span> <span class="n" style="color: #333;">ty</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="1220" 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="1222" 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">
1222
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<pre style="margin: 0;">+<span id="LC1222" class="line" lang="haskell">       <span class="n" style="color: #333;">warnDiscardedDoBindings</span> <span class="n" style="color: #333;">new_body</span> <span class="n" style="color: #333;">new_ty</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="1220" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="1223" style="width: 35px; color: rgba(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="LC1223" class="line" lang="haskell">       <span class="n" style="color: #333;">return</span> <span class="p">(</span><span class="n" style="color: #333;">env2</span><span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">BodyStmt</span> <span class="n" style="color: #333;">new_ty</span> <span class="n" style="color: #333;">new_body</span> <span class="n" style="color: #333;">new_then_op</span> <span class="n" style="color: #333;">new_guard_op</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="1221" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="1224" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
1224
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<pre style="margin: 0;"> <span id="LC1224" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="1222" style="width: 35px; color: rgba(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="1225" style="width: 35px; color: rgba(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="LC1225" class="line" lang="haskell"><span class="n" style="color: #333;">zonkStmt</span> <span class="n" style="color: #333;">env</span> <span class="n" style="color: #333;">zBody</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">LastStmt</span> <span class="n" style="color: #333;">x</span> <span class="n" style="color: #333;">body</span> <span class="n" style="color: #333;">noret</span> <span class="n" style="color: #333;">ret_op</span><span class="p">)</span></span>
</pre>
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<br>
</li>
<li id="ed18b2b4db4e1836e5d883e9acb5be681db5af1a">
<a href="https://gitlab.haskell.org/ghc/ghc/compare/9cdbc2ab0849ff4cbff044dab4e7dab8d27551d1...f8c1244d17543e2aec4089175b70f080d685e863#ed18b2b4db4e1836e5d883e9acb5be681db5af1a"><strong>compiler/typecheck/TcWarnings.hs</strong></a>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="3" style="width: 35px; color: rgba(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">@@ -3,10 +3,13 @@</td>
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<pre style="margin: 0;"> <span id="LC3" class="line" lang="haskell"></span>
</pre>
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<pre style="margin: 0;"> <span id="LC4" class="line" lang="haskell"><span class="cd">-- | Warnings generated after or while type-checking.</span></span>
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5
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<pre style="margin: 0;"> <span id="LC5" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">module</span> <span class="nn" style="color: #555;">TcWarnings</span> <span class="p">(</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="6" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
6
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<td class="diff-line-num new_line old" data-linenumber="6" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC6" class="line" lang="haskell">    <span class="c1" style="color: #998; font-style: italic;">-- * Warnings <span class="idiff left right">about overflowed</span> literals</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="7" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="6" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC6" class="line" lang="haskell">    <span class="c1" style="color: #998; font-style: italic;">-- * Warnings <span class="idiff left right">involving</span> literals</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="7" style="width: 35px; color: rgba(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="7" style="width: 35px; color: rgba(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="LC7" class="line" lang="haskell">    <span class="nf" style="color: #900; font-weight: 600;">warnAboutIdentities</span><span class="p">,</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="8" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="8" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC8" class="line" lang="haskell">    <span class="nf" style="color: #900; font-weight: 600;">warnAboutOverflowedOverLit</span><span class="p">,</span> <span class="nf" style="color: #900; font-weight: 600;">warnAboutOverflowedLit</span><span class="p">,</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="9" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<td class="diff-line-num new_line old" data-linenumber="9" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC9" class="line" lang="haskell">    <span class="nf" style="color: #900; font-weight: 600;">warnAboutEmptyEnumerations</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="10" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="9" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC9" class="line" lang="haskell">    <span class="nf" style="color: #900; font-weight: 600;">warnAboutEmptyEnumerations</span><span class="p">,</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="10" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="10" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC10" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="10" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="11" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC11" class="line" lang="haskell">    <span class="c1" style="color: #998; font-style: italic;">-- * Discarded do bindings</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="10" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="12" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC12" class="line" lang="haskell">    <span class="nf" style="color: #900; font-weight: 600;">warnDiscardedDoBindings</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="10" style="width: 35px; color: rgba(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="haskell">  <span class="p">)</span> <span class="kr" style="font-weight: 600;">where</span></span>
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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="haskell"></span>
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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">
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<pre style="margin: 0;"> <span id="LC15" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">GhcPrelude</span></span>
</pre>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="18" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold 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">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -18,6 +21,9 @@ import Id</td>
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<pre style="margin: 0;"> <span id="LC21" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">TyCon</span></span>
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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">
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<pre style="margin: 0;"> <span id="LC22" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Name</span></span>
</pre>
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<pre style="margin: 0;"> <span id="LC23" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Type</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="21" 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="LC24" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">TcType</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="21" 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="25" 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="LC25" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">FamInst</span> <span class="p">(</span><span class="nf" style="color: #900; font-weight: 600;">tcGetFamInstEnvs</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="21" 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="26" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC26" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">FamInstEnv</span> <span class="p">(</span><span class="nf" style="color: #900; font-weight: 600;">topNormaliseType</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="21" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="27" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC27" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Coercion</span></span>
</pre>
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<pre style="margin: 0;"> <span id="LC28" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">TcEvidence</span></span>
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<pre style="margin: 0;"> <span id="LC29" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">PrelNames</span></span>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -226,3 +232,45 @@ getSimpleIntegralLit (HsInteger _ i ty)</td>
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<pre style="margin: 0;"> <span id="LC232" 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;">tc</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">tyConAppTyCon_maybe</span> <span class="n" style="color: #333;">ty</span></span>
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<pre style="margin: 0;"> <span id="LC233" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">Just</span> <span class="p">(</span><span class="n" style="color: #333;">i</span><span class="p">,</span> <span class="n" style="color: #333;">tyConName</span> <span class="n" style="color: #333;">tc</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC234" class="line" lang="haskell"><span class="n" style="color: #333;">getSimpleIntegralLit</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">Nothing</span></span>
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<pre style="margin: 0;">+<span id="LC235" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC236" class="line" lang="haskell"><span class="cd">-- | Warn about certain types of values discarded in monadic bindings (#3263).</span></span>
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<pre style="margin: 0;">+<span id="LC237" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">--</span></span>
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<pre style="margin: 0;">+<span id="LC238" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- Called on the RHS of a 'BodyStmt'.</span></span>
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<pre style="margin: 0;">+<span id="LC239" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- @rhs@ is instantiated to @'LHsExpr' 'GhcTc'@ or @'LHsCmd' 'GhcTc'@.</span></span>
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<pre style="margin: 0;">+<span id="LC240" class="line" lang="haskell"><span class="n" style="color: #333;">warnDiscardedDoBindings</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Outputable</span> <span class="n" style="color: #333;">rhs</span> <span class="o" style="font-weight: 600;">=></span> <span class="n" style="color: #333;">rhs</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Type</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">TcM</span> <span class="nb" style="color: #0086b3;">()</span></span>
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<pre style="margin: 0;">+<span id="LC241" class="line" lang="haskell"><span class="n" style="color: #333;">warnDiscardedDoBindings</span> <span class="n" style="color: #333;">rhs</span> <span class="n" style="color: #333;">rhs_ty</span></span>
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<pre style="margin: 0;">+<span id="LC242" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">Just</span> <span class="p">(</span><span class="n" style="color: #333;">m_ty</span><span class="p">,</span> <span class="n" style="color: #333;">elt_ty</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">tcSplitAppTy_maybe</span> <span class="n" style="color: #333;">rhs_ty</span></span>
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<pre style="margin: 0;">+<span id="LC243" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span> <span class="p">{</span> <span class="n" style="color: #333;">warn_unused</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">woptM</span> <span class="kt" style="color: #458; font-weight: 600;">Opt_WarnUnusedDoBind</span></span>
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<pre style="margin: 0;">+<span id="LC244" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333;">warn_wrong</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">woptM</span> <span class="kt" style="color: #458; font-weight: 600;">Opt_WarnWrongDoBind</span></span>
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<pre style="margin: 0;">+<span id="LC245" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333;">when</span> <span class="p">(</span><span class="n" style="color: #333;">warn_unused</span> <span class="o" style="font-weight: 600;">||</span> <span class="n" style="color: #333;">warn_wrong</span><span class="p">)</span> <span class="o" style="font-weight: 600;">$</span></span>
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<pre style="margin: 0;">+<span id="LC246" class="line" lang="haskell">    <span class="kr" style="font-weight: 600;">do</span> <span class="p">{</span> <span class="n" style="color: #333;">fam_inst_envs</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">tcGetFamInstEnvs</span></span>
</pre>
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<pre style="margin: 0;">+<span id="LC247" class="line" lang="haskell">       <span class="p">;</span> <span class="kr" style="font-weight: 600;">let</span> <span class="n" style="color: #333;">norm_elt_ty</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">topNormaliseType</span> <span class="n" style="color: #333;">fam_inst_envs</span> <span class="n" style="color: #333;">elt_ty</span></span>
</pre>
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<pre style="margin: 0;">+<span id="LC248" class="line" lang="haskell"></span>
</pre>
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<pre style="margin: 0;">+<span id="LC249" class="line" lang="haskell">           <span class="c1" style="color: #998; font-style: italic;">-- Warn about discarding non-() things in 'monadic' binding</span></span>
</pre>
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<pre style="margin: 0;">+<span id="LC250" class="line" lang="haskell">       <span class="p">;</span> <span class="kr" style="font-weight: 600;">if</span> <span class="n" style="color: #333;">warn_unused</span> <span class="o" style="font-weight: 600;">&&</span> <span class="n" style="color: #333;">not</span> <span class="p">(</span><span class="n" style="color: #333;">isUnitTy</span> <span class="n" style="color: #333;">norm_elt_ty</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="251" 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="LC251" class="line" lang="haskell">         <span class="kr" style="font-weight: 600;">then</span> <span class="n" style="color: #333;">warnTc</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Reason</span> <span class="kt" style="color: #458; font-weight: 600;">Opt_WarnUnusedDoBind</span><span class="p">)</span></span>
</pre>
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<pre style="margin: 0;">+<span id="LC252" class="line" lang="haskell">                     <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="229" 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="253" 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="LC253" class="line" lang="haskell">                     <span class="p">(</span><span class="n" style="color: #333;">badMonadBind</span> <span class="n" style="color: #333;">rhs</span> <span class="n" style="color: #333;">elt_ty</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="229" 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="254" 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="LC254" class="line" lang="haskell">         <span class="kr" style="font-weight: 600;">else</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="229" 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="LC255" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="229" 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="256" 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="LC256" class="line" lang="haskell">           <span class="c1" style="color: #998; font-style: italic;">-- Warn about discarding m a things in 'monadic' binding of the same type,</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="257" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC257" class="line" lang="haskell">           <span class="c1" style="color: #998; font-style: italic;">-- but only if we didn't already warn due to Opt_WarnUnusedDoBind</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="258" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC258" class="line" lang="haskell">           <span class="n" style="color: #333;">when</span> <span class="n" style="color: #333;">warn_wrong</span> <span class="o" style="font-weight: 600;">$</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="259" 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="LC259" class="line" lang="haskell">                <span class="kr" style="font-weight: 600;">do</span> <span class="p">{</span> <span class="kr" style="font-weight: 600;">case</span> <span class="n" style="color: #333;">tcSplitAppTy_maybe</span> <span class="n" style="color: #333;">norm_elt_ty</span> <span class="kr" style="font-weight: 600;">of</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="260" 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="LC260" class="line" lang="haskell">                         <span class="kt" style="color: #458; font-weight: 600;">Just</span> <span class="p">(</span><span class="n" style="color: #333;">elt_m_ty</span><span class="p">,</span> <span class="kr" style="font-weight: 600;">_</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="229" 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="261" 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="LC261" class="line" lang="haskell">                            <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">m_ty</span> <span class="p">`</span><span class="n" style="color: #333;">eqType</span><span class="p">`</span> <span class="n" style="color: #333;">topNormaliseType</span> <span class="n" style="color: #333;">fam_inst_envs</span> <span class="n" style="color: #333;">elt_m_ty</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="262" 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="LC262" class="line" lang="haskell">                            <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">warnTc</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Reason</span> <span class="kt" style="color: #458; font-weight: 600;">Opt_WarnWrongDoBind</span><span class="p">)</span></span>
</pre>
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<pre style="margin: 0;">+<span id="LC263" class="line" lang="haskell">                                      <span class="kt" style="color: #458; font-weight: 600;">True</span></span>
</pre>
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<pre style="margin: 0;">+<span id="LC264" class="line" lang="haskell">                                      <span class="p">(</span><span class="n" style="color: #333;">badMonadBind</span> <span class="n" style="color: #333;">rhs</span> <span class="n" style="color: #333;">elt_ty</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="265" 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">
265
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<pre style="margin: 0;">+<span id="LC265" class="line" lang="haskell">                         <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">return</span> <span class="nb" style="color: #0086b3;">()</span> <span class="p">}</span> <span class="p">}</span> <span class="p">}</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="266" 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">
266
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<pre style="margin: 0;">+<span id="LC266" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="229" 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="267" 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">
267
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<pre style="margin: 0;">+<span id="LC267" 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;">-- RHS does have type of form (m ty), which is weird</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="229" 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="268" 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="LC268" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">return</span> <span class="nb" style="color: #0086b3;">()</span>   <span class="c1" style="color: #998; font-style: italic;">-- but at lesat this warning is irrelevant</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="229" 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="269" 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">
269
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<pre style="margin: 0;">+<span id="LC269" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="229" 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="270" 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="LC270" class="line" lang="haskell"><span class="n" style="color: #333;">badMonadBind</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Outputable</span> <span class="n" style="color: #333;">rhs</span> <span class="o" style="font-weight: 600;">=></span> <span class="n" style="color: #333;">rhs</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Type</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">SDoc</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="271" 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">
271
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<pre style="margin: 0;">+<span id="LC271" class="line" lang="haskell"><span class="n" style="color: #333;">badMonadBind</span> <span class="n" style="color: #333;">rhs</span> <span class="n" style="color: #333;">elt_ty</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="272" 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="LC272" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">vcat</span> <span class="p">[</span> <span class="n" style="color: #333;">hang</span> <span class="p">(</span><span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"A do-notation statement discarded a result of type"</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="273" 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="LC273" class="line" lang="haskell">              <span class="mi" style="color: #099;">2</span> <span class="p">(</span><span class="n" style="color: #333;">quotes</span> <span class="p">(</span><span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">elt_ty</span><span class="p">))</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="274" 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="LC274" class="line" lang="haskell">         <span class="p">,</span> <span class="n" style="color: #333;">hang</span> <span class="p">(</span><span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"Suppress this warning by saying"</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="275" 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="LC275" class="line" lang="haskell">              <span class="mi" style="color: #099;">2</span> <span class="p">(</span><span class="n" style="color: #333;">quotes</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">text</span> <span class="s" style="color: #d14;">"_ <-"</span> <span class="o" style="font-weight: 600;"><+></span> <span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">rhs</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="276" 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="LC276" class="line" lang="haskell">         <span class="p">]</span></span></pre>
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