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<h3>
 Marge Bot pushed to branch master
at <a href="https://gitlab.haskell.org/ghc/ghc">Glasgow Haskell Compiler / GHC</a>
</h3>
<h4>
Commits:
</h4>
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<li>
<strong><a href="https://gitlab.haskell.org/ghc/ghc/commit/1c7bb03db5956e8c56260ba0bbc8271afe073a01">1c7bb03d</a></strong>
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<span>by Richard Eisenberg</span>
<i>at 2019-06-09T22:47:24Z</i>
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<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Comments only: document tcdDataCusk better.
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<h4>1 changed file:</h4>
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<a href="#0db90e3d6e6150a586bbd58f75f250c3c71766f9">
compiler/hsSyn/HsDecls.hs
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<h4>Changes:</h4>
<li id="0db90e3d6e6150a586bbd58f75f250c3c71766f9">
<a href="https://gitlab.haskell.org/ghc/ghc/commit/1c7bb03db5956e8c56260ba0bbc8271afe073a01#0db90e3d6e6150a586bbd58f75f250c3c71766f9"><strong>compiler/hsSyn/HsDecls.hs</strong></a>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="550" style="width: 35px; color: rgba(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">@@ -550,6 +550,7 @@ type LHsFunDep pass = Located (FunDep (Located (IdP pass)))</td>
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<pre style="margin: 0;"> <span id="LC550" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC551" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">data</span> <span class="kt" style="color: #458; font-weight: 600;">DataDeclRn</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">DataDeclRn</span></span>
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<pre style="margin: 0;"> <span id="LC552" class="line" lang="haskell">             <span class="p">{</span> <span class="n" style="color: #333;">tcdDataCusk</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Bool</span>    <span class="c1" style="color: #998; font-style: italic;">-- ^ does this have a CUSK?</span></span>
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<pre style="margin: 0;">+<span id="LC553" class="line" lang="haskell">                 <span class="c1" style="color: #998; font-style: italic;">-- See Note [CUSKs: complete user-supplied kind signatures]</span></span>
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<pre style="margin: 0;"> <span id="LC554" class="line" lang="haskell">             <span class="p">,</span> <span class="n" style="color: #333;">tcdFVs</span>      <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">NameSet</span> <span class="p">}</span></span>
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<pre style="margin: 0;"> <span id="LC555" class="line" lang="haskell">  <span class="kr" style="font-weight: 600;">deriving</span> <span class="kt" style="color: #458; font-weight: 600;">Data</span></span>
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<pre style="margin: 0;"> <span id="LC556" class="line" lang="haskell"></span>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="865" style="width: 35px; color: rgba(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">@@ -864,6 +865,10 @@ NOTE THAT</td>
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<pre style="margin: 0;"> <span id="LC865" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC866" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">    This last point is much more debatable than the others; see</span></span>
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<pre style="margin: 0;"> <span id="LC867" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">    #15142 comment:22</span></span>
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<pre style="margin: 0;">+<span id="LC868" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC869" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">    Because this is fiddly to check, there is a field in the DataDeclRn</span></span>
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<pre style="margin: 0;">+<span id="LC870" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">    structure (included in a DataDecl after the renamer) that stores whether</span></span>
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<pre style="margin: 0;">+<span id="LC871" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">    or not the declaration has a CUSK.</span></span>
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<pre style="margin: 0;"> <span id="LC872" 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="LC873" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC874" class="line" lang="haskell"></span>
</pre>
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