<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">

<html lang="en" style='--code-editor-font: var(--default-mono-font, "GitLab Mono"), JetBrains Mono, Menlo, DejaVu Sans Mono, Liberation Mono, Consolas, Ubuntu Mono, Courier New, andale mono, lucida console, monospace;'>

<head>

<meta content="text/html; charset=US-ASCII" http-equiv="Content-Type">

<title>

GitLab

</title>

<style data-premailer="ignore" type="text/css">

a { color: #1068bf; }

</style>

<style>img {

max-width: 100%; height: auto;

}

body {

font-size: .875rem;

}

body {

-webkit-text-shadow: rgba(255,255,255,.01) 0 0 1px;

}

body {

font-family: "GitLab Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans",Ubuntu,Cantarell,"Helvetica Neue",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji"; font-size: inherit;

}

</style>

</head>

<body style='font-size: inherit; -webkit-text-shadow: rgba(255,255,255,.01) 0 0 1px; font-family: "GitLab Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans",Ubuntu,Cantarell,"Helvetica Neue",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";'>

<div class="content">

<h3 style="margin-top: 20px; margin-bottom: 10px;">

Patrick pushed to branch wip/T25647 at <a href="https://gitlab.haskell.org/ghc/ghc">Glasgow Haskell Compiler / GHC</a>

</h3>

<h4 style="margin-top: 10px; margin-bottom: 10px;">

Commits:

</h4>

<ul>

<li>

<strong style="font-weight: 600;"><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/e11e20628f27698445fbd5f70faa4a9d5b5863a3">e11e2062</a></strong>

<div>

<span> by Patrick </span> <i> at 2025-03-15T14:44:24+08:00 </i>

</div>

<pre class="commit-message" style='white-space: pre-wrap; display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: #fbfafd; border-radius: 2px; margin: 0; padding: 8px 12px; border: 1px solid #dcdcde;'>rename and update note

</pre>

</li>

</ul>

<h4 style="margin-top: 10px; margin-bottom: 10px;">

2 changed files:

</h4>

<ul>

<li class="file-stats">

<a href="#83d23a46bb6cdc8b1edc16f1fd2c8f5c53e2c9ca">

compiler/GHC/Tc/TyCl.hs

</a>

</li>

<li class="file-stats">

<a href="#e63425e031ffe9350ee6b1687e506aaea75d11e1">

compiler/GHC/Tc/TyCl/Instance.hs

</a>

</li>

</ul>

<h4 style="margin-top: 10px; margin-bottom: 10px;">

Changes:

</h4>

<li id="83d23a46bb6cdc8b1edc16f1fd2c8f5c53e2c9ca">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/e11e20628f27698445fbd5f70faa4a9d5b5863a3#83d23a46bb6cdc8b1edc16f1fd2c8f5c53e2c9ca"><strong style="font-weight: 600;">compiler/GHC/Tc/TyCl.hs</strong></a>

<hr style="overflow: hidden; border: 1px solid #dcdcde;">

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

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

<td class="diff-line-num unfold js-unfold old_line" data-linenumber="21" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="21" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(5,5,6,.24); padding: inherit;" bgcolor="#fbfafd">@@ -21,7 +21,7 @@ module GHC.Tc.TyCl (</td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="21" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

21

</td>

<td class="new_line diff-line-num" data-linenumber="21" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

21

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC21" class="line" lang="haskell">        <span class="nf" style="color: #990000; font-weight: 600;">tcFamTyPats</span><span class="p">,</span> <span class="nf" style="color: #990000; font-weight: 600;">tcTyFamInstEqn</span><span class="p">,</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="22" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

22

</td>

<td class="new_line diff-line-num" data-linenumber="22" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

22

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC22" class="line" lang="haskell">        <span class="nf" style="color: #990000; font-weight: 600;">tcAddOpenTyFamInstCtxt</span><span class="p">,</span> <span class="nf" style="color: #990000; font-weight: 600;">tcMkDataFamInstCtxt</span><span class="p">,</span> <span class="nf" style="color: #990000; font-weight: 600;">tcAddDataFamInstCtxt</span><span class="p">,</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="23" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

23

</td>

<td class="new_line diff-line-num" data-linenumber="23" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

23

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC23" class="line" lang="haskell">        <span class="nf" style="color: #990000; font-weight: 600;">unravelFamInstPats</span><span class="p">,</span> <span class="nf" style="color: #990000; font-weight: 600;">addConsistencyConstraints</span><span class="p">,</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="24" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

24

</td>

<td class="new_line diff-line-num old" data-linenumber="24" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC24" class="line" lang="haskell">        <span class="nf" style="color: #990000; font-weight: 600;">checkFamTelescope</span><span class="p">,</span> <span class="nf" style="color: #990000; font-weight: 600;"><span class="idiff left right deletion" style="background-color: #fac5cd;">tc</span>FamInstLHSBinders</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num new" data-linenumber="25" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="24" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

24

</td>

<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC24" class="line" lang="haskell">        <span class="nf" style="color: #990000; font-weight: 600;">checkFamTelescope</span><span class="p">,</span> <span class="nf" style="color: #990000; font-weight: 600;"><span class="idiff left right addition" style="background-color: #c7f0d2;">quantify</span>FamInstLHSBinders</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="25" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

25

</td>

<td class="new_line diff-line-num" data-linenumber="25" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

25

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC25" class="line" lang="haskell">    <span class="p">)</span> <span class="kr" style="font-weight: 600;">where</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="26" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

26

</td>

<td class="new_line diff-line-num" data-linenumber="26" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

26

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC26" class="line" lang="haskell"></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="27" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

27

</td>

<td class="new_line diff-line-num" data-linenumber="27" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

27

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC27" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555555;">GHC.Prelude</span></span>

</pre></td>

</tr>

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

<td class="diff-line-num unfold js-unfold old_line" data-linenumber="249" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="249" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(5,5,6,.24); padding: inherit;" bgcolor="#fbfafd">@@ -249,9 +249,9 @@ tcTyClGroup (TyClGroup { group_tyclds = tyclds</td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="249" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

249

</td>

<td class="new_line diff-line-num" data-linenumber="249" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

249

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC249" class="line" lang="haskell">                 <span class="n" style="color: #333333;">th_bndrs'</span> <span class="p">`</span><span class="n" style="color: #333333;">plusNameEnv</span><span class="p">`</span> <span class="n" style="color: #333333;">th_bndrs</span><span class="p">)</span> <span class="p">}</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="250" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

250

</td>

<td class="new_line diff-line-num" data-linenumber="250" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

250

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC250" class="line" lang="haskell"></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="251" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

251

</td>

<td class="new_line diff-line-num" data-linenumber="251" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

251

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC251" class="line" lang="haskell"></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="252" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

252

</td>

<td class="new_line diff-line-num old" data-linenumber="252" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC252" class="line" lang="haskell"><span class="n" style="color: #333333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">tc</span>FamInstLHSBinders</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #445588; font-weight: 600;">TcLevel</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #445588; font-weight: 600;">SkolemInfo</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #445588; font-weight: 600;">HsOuterFamEqnTyVarBndrs</span> <span class="kt" style="color: #445588; font-weight: 600;">GhcTc</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #445588; font-weight: 600;">HsOuterFamEqnTyVarBndrs</span> <span class="kt" style="color: #445588; font-weight: 600;">GhcRn</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num new" data-linenumber="253" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="252" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

252

</td>

<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC252" class="line" lang="haskell"><span class="n" style="color: #333333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">quantify</span>FamInstLHSBinders</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #445588; font-weight: 600;">TcLevel</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #445588; font-weight: 600;">SkolemInfo</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #445588; font-weight: 600;">HsOuterFamEqnTyVarBndrs</span> <span class="kt" style="color: #445588; font-weight: 600;">GhcTc</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #445588; font-weight: 600;">HsOuterFamEqnTyVarBndrs</span> <span class="kt" style="color: #445588; font-weight: 600;">GhcRn</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="253" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

253

</td>

<td class="new_line diff-line-num" data-linenumber="253" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

253

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC253" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">-></span> <span class="p">[</span><span class="kt" style="color: #445588; font-weight: 600;">TcTyVar</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #445588; font-weight: 600;">Type</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #445588; font-weight: 600;">WantedConstraints</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #445588; font-weight: 600;">IOEnv</span> <span class="p">(</span><span class="kt" style="color: #445588; font-weight: 600;">Env</span> <span class="kt" style="color: #445588; font-weight: 600;">TcGblEnv</span> <span class="kt" style="color: #445588; font-weight: 600;">TcLclEnv</span><span class="p">)</span> <span class="p">([</span><span class="kt" style="color: #445588; font-weight: 600;">TyCoVar</span><span class="p">],</span> <span class="p">[</span><span class="kt" style="color: #445588; font-weight: 600;">TcTyVar</span><span class="p">])</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="254" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

254

</td>

<td class="new_line diff-line-num old" data-linenumber="254" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC254" class="line" lang="haskell"><span class="n" style="color: #333333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">tc</span>FamInstLHSBinders</span> <span class="n" style="color: #333333;">tclvl</span> <span class="n" style="color: #333333;">skol_info</span> <span class="n" style="color: #333333;">outer_bndrs</span> <span class="n" style="color: #333333;">hs_outer_bndrs</span> <span class="n" style="color: #333333;">wcs</span> <span class="n" style="color: #333333;">lhs_ty</span> <span class="n" style="color: #333333;">wanted</span> <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num new" data-linenumber="255" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="254" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

254

</td>

<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC254" class="line" lang="haskell"><span class="n" style="color: #333333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">quantify</span>FamInstLHSBinders</span> <span class="n" style="color: #333333;">tclvl</span> <span class="n" style="color: #333333;">skol_info</span> <span class="n" style="color: #333333;">outer_bndrs</span> <span class="n" style="color: #333333;">hs_outer_bndrs</span> <span class="n" style="color: #333333;">wcs</span> <span class="n" style="color: #333333;">lhs_ty</span> <span class="n" style="color: #333333;">wanted</span> <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="255" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

255

</td>

<td class="new_line diff-line-num" data-linenumber="255" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

255

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC255" class="line" lang="haskell"></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="256" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

256

</td>

<td class="new_line diff-line-num" data-linenumber="256" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

256

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC256" class="line" lang="haskell">       <span class="p">;</span> <span class="kr" style="font-weight: 600;">let</span> <span class="n" style="color: #333333;">outer_exp_tvs</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333333;">scopedSort</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333333;">explicitOuterTyVars</span> <span class="n" style="color: #333333;">outer_bndrs</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="257" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

257

</td>

<td class="new_line diff-line-num" data-linenumber="257" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

257

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC257" class="line" lang="haskell">       <span class="p">;</span> <span class="kr" style="font-weight: 600;">let</span> <span class="n" style="color: #333333;">outer_imp_tvs</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333333;">implicitOuterTyVars</span> <span class="n" style="color: #333333;">outer_bndrs</span></span>

</pre></td>

</tr>

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

<td class="diff-line-num unfold js-unfold old_line" data-linenumber="267" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="267" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(5,5,6,.24); padding: inherit;" bgcolor="#fbfafd">@@ -267,7 +267,7 @@ tcFamInstLHSBinders tclvl skol_info outer_bndrs hs_outer_bndrs wcs lhs_ty wanted</td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="267" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

267

</td>

<td class="new_line diff-line-num" data-linenumber="267" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

267

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC267" class="line" lang="haskell">       <span class="p">;</span> <span class="kr" style="font-weight: 600;">let</span> <span class="n" style="color: #333333;">final_tvs</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333333;">scopedSort</span> <span class="p">(</span><span class="n" style="color: #333333;">qtvs</span> <span class="o" style="font-weight: 600;">++</span> <span class="n" style="color: #333333;">outer_wcs_imp_qtvs</span> <span class="o" style="font-weight: 600;">++</span> <span class="n" style="color: #333333;">outer_exp_tvs</span><span class="p">)</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="268" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

268

</td>

<td class="new_line diff-line-num" data-linenumber="268" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

268

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC268" class="line" lang="haskell">             <span class="c1" style="color: #999988; font-style: italic;">-- This scopedSort is important: the qtvs may be /interleaved/ with</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="269" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

269

</td>

<td class="new_line diff-line-num" data-linenumber="269" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

269

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC269" class="line" lang="haskell">             <span class="c1" style="color: #999988; font-style: italic;">-- the outer_tvs.  See Note [Generalising in tcTyFamInstEqnGuts]</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="270" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

270

</td>

<td class="new_line diff-line-num old" data-linenumber="270" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC270" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333333;">traceTc</span> <span class="s" style="color: #dd1144;">"<span class="idiff left right deletion" style="background-color: #fac5cd;">tc</span>FamInstLHSBinders"</span> <span class="o" style="font-weight: 600;">$</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num new" data-linenumber="271" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="270" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

270

</td>

<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC270" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333333;">traceTc</span> <span class="s" style="color: #dd1144;">"<span class="idiff left right addition" style="background-color: #c7f0d2;">quantify</span>FamInstLHSBinders"</span> <span class="o" style="font-weight: 600;">$</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="271" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

271

</td>

<td class="new_line diff-line-num" data-linenumber="271" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

271

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC271" class="line" lang="haskell">         <span class="n" style="color: #333333;">vcat</span> <span class="p">[</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="272" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

272

</td>

<td class="new_line diff-line-num" data-linenumber="272" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

272

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC272" class="line" lang="haskell">               <span class="n" style="color: #333333;">text</span> <span class="s" style="color: #dd1144;">"lhs_ty:"</span> <span class="o" style="font-weight: 600;"><+></span> <span class="n" style="color: #333333;">ppr</span> <span class="n" style="color: #333333;">lhs_ty</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="273" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

273

</td>

<td class="new_line diff-line-num" data-linenumber="273" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

273

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC273" class="line" lang="haskell">              <span class="p">,</span> <span class="n" style="color: #333333;">text</span> <span class="s" style="color: #dd1144;">"outer_bndrs:"</span> <span class="o" style="font-weight: 600;"><+></span> <span class="n" style="color: #333333;">ppr</span> <span class="n" style="color: #333333;">outer_bndrs</span></span>

</pre></td>

</tr>

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

<td class="diff-line-num unfold js-unfold old_line" data-linenumber="3479" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="3479" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(5,5,6,.24); padding: inherit;" bgcolor="#fbfafd">@@ -3479,7 +3479,7 @@ tcTyFamInstEqnGuts fam_tc mb_clsinfo outer_hs_bndrs hs_pats hs_rhs_ty</td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="3479" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

3479

</td>

<td class="new_line diff-line-num" data-linenumber="3479" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

3479

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC3479" class="line" lang="haskell">       <span class="p">;</span> <span class="n" style="color: #333333;">traceTc</span> <span class="s" style="color: #dd1144;">"tcTyFamInstEqnGuts 0"</span> <span class="p">(</span><span class="n" style="color: #333333;">ppr</span> <span class="n" style="color: #333333;">outer_bndrs</span> <span class="o" style="font-weight: 600;">$$</span> <span class="n" style="color: #333333;">ppr</span> <span class="n" style="color: #333333;">skol_info</span><span class="p">)</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="3480" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

3480

</td>

<td class="new_line diff-line-num" data-linenumber="3480" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

3480

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC3480" class="line" lang="haskell"></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="3481" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

3481

</td>

<td class="new_line diff-line-num" data-linenumber="3481" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

3481

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC3481" class="line" lang="haskell">      <span class="c1" style="color: #999988; font-style: italic;">--  -- See Note [Type variables in type families instance decl]</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="3482" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

3482

</td>

<td class="new_line diff-line-num old" data-linenumber="3482" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC3482" class="line" lang="haskell">       <span class="p">;</span> <span class="p">(</span><span class="n" style="color: #333333;">final_tvs</span><span class="p">,</span> <span class="n" style="color: #333333;">qtvs</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">tc</span>FamInstLHSBinders</span> <span class="n" style="color: #333333;">tclvl</span> <span class="n" style="color: #333333;">skol_info</span> <span class="n" style="color: #333333;">outer_bndrs</span> <span class="n" style="color: #333333;">outer_hs_bndrs</span> <span class="n" style="color: #333333;">wcs</span> <span class="n" style="color: #333333;">lhs_ty</span> <span class="n" style="color: #333333;">wanted</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num new" data-linenumber="3483" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="3482" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

3482

</td>

<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC3482" class="line" lang="haskell">       <span class="p">;</span> <span class="p">(</span><span class="n" style="color: #333333;">final_tvs</span><span class="p">,</span> <span class="n" style="color: #333333;">qtvs</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">quantify</span>FamInstLHSBinders</span> <span class="n" style="color: #333333;">tclvl</span> <span class="n" style="color: #333333;">skol_info</span> <span class="n" style="color: #333333;">outer_bndrs</span> <span class="n" style="color: #333333;">outer_hs_bndrs</span> <span class="n" style="color: #333333;">wcs</span> <span class="n" style="color: #333333;">lhs_ty</span> <span class="n" style="color: #333333;">wanted</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="3483" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

3483

</td>

<td class="new_line diff-line-num" data-linenumber="3483" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

3483

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC3483" class="line" lang="haskell"></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="3484" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

3484

</td>

<td class="new_line diff-line-num" data-linenumber="3484" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

3484

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC3484" class="line" lang="haskell">       <span class="c1" style="color: #999988; font-style: italic;">-- See Note [Error on unconstrained meta-variables] in GHC.Tc.Utils.TcMType</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="3485" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

3485

</td>

<td class="new_line diff-line-num" data-linenumber="3485" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

3485

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC3485" class="line" lang="haskell">       <span class="c1" style="color: #999988; font-style: italic;">-- Example: typecheck/should_fail/T17301</span></span>

</pre></td>

</tr>

</table>

<br>

</li>

<li id="e63425e031ffe9350ee6b1687e506aaea75d11e1">

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/e11e20628f27698445fbd5f70faa4a9d5b5863a3#e63425e031ffe9350ee6b1687e506aaea75d11e1"><strong style="font-weight: 600;">compiler/GHC/Tc/TyCl/Instance.hs</strong></a>

<hr style="overflow: hidden; border: 1px solid #dcdcde;">

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

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

<td class="diff-line-num unfold js-unfold old_line" data-linenumber="894" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="894" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(5,5,6,.24); padding: inherit;" bgcolor="#fbfafd">@@ -894,11 +894,6 @@ To begin with, let's clarify the terminology:</td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="894" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

894

</td>

<td class="new_line diff-line-num" data-linenumber="894" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

894

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC894" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">* NonStandardTyVars: RuntimeRep, Multiplicity, Levity</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="895" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

895

</td>

<td class="new_line diff-line-num" data-linenumber="895" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

895

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC895" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">* UTVQ and UTVNQ would not be both present in the same equation. see Note [forall-or-nothing rule]</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="896" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

896

</td>

<td class="new_line diff-line-num" data-linenumber="896" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

896

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC896" class="line" lang="haskell"></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="897" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

897

</td>

<td class="new_line diff-line-num old" data-linenumber="897" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC897" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">The old implementation:</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="898" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

898

</td>

<td class="new_line diff-line-num old" data-linenumber="897" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC898" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">* We are not doing any type variables defaulting for NonStandardTyVars at all.</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="899" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

899

</td>

<td class="new_line diff-line-num old" data-linenumber="897" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC899" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">  But ITV are defaulted in other places.</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="900" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

900

</td>

<td class="new_line diff-line-num old" data-linenumber="897" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC900" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">* In rename phase, UTVQ or UTVNQ are collected to binders except WC.</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="901" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

901

</td>

<td class="new_line diff-line-num old" data-linenumber="897" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC901" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">* In typecheck phase, UTVQ or UTVNQ are treated as skolems, WC and ITV are given TauVars.</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="902" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

902

</td>

<td class="new_line diff-line-num" data-linenumber="897" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

897

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC897" class="line" lang="haskell"></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="903" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

903

</td>

<td class="new_line diff-line-num" data-linenumber="898" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

898

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC898" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">Main goal:</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="904" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

904

</td>

<td class="new_line diff-line-num" data-linenumber="899" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

899

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC899" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">We want ITV defaulting happens in general just as we do in other places(Be it NonStandardTyVars or not).</span></span>

</pre></td>

</tr>

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

<td class="diff-line-num unfold js-unfold old_line" data-linenumber="932" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="927" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(5,5,6,.24); padding: inherit;" bgcolor="#fbfafd">@@ -932,8 +927,8 @@ Implementation plan:</td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="932" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

932

</td>

<td class="new_line diff-line-num" data-linenumber="927" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

927

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC927" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">  * In typecheck phase, collect wildcards in local typecheck env,</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="933" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

933

</td>

<td class="new_line diff-line-num" data-linenumber="928" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

928

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC928" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">  1. emit wildcard type variables to the typecheck env using addWildCards in `tcAnonWildCardOcc`</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="934" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

934

</td>

<td class="new_line diff-line-num" data-linenumber="929" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

929

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC929" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">  2. we use captureWildCards to collect them.</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="935" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

935

</td>

<td class="new_line diff-line-num old" data-linenumber="930" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC935" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">* ITV: Assign them TauVars, do defaulting and quantification.</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="936" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

936

</td>

<td class="new_line diff-line-num old" data-linenumber="930" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC936" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">* WC and UTVNQ: Assign them TauVars, but skip defaulting, but quantify just like ITV.</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num new" data-linenumber="937" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="930" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

930

</td>

<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC930" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">* ITV: Assign them TauVars, do defaulting<span class="idiff left right addition" style="background-color: #c7f0d2;">(DefaultNonStandardTyVars)</span> and quantification.</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num new" data-linenumber="937" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="931" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

931

</td>

<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC931" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">* WC and UTVNQ: Assign them TauVars, but <span class="idiff left addition" style="background-color: #c7f0d2;">try to </span>skip defaulting<span class="idiff right addition" style="background-color: #c7f0d2;">(TryNotToDefaultNonStandardTyVars)</span>, but quantify just like ITV.</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="937" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

937

</td>

<td class="new_line diff-line-num" data-linenumber="932" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

932

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC932" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">-}</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="938" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

938

</td>

<td class="new_line diff-line-num" data-linenumber="933" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

933

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC933" class="line" lang="haskell"></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="939" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

939

</td>

<td class="new_line diff-line-num" data-linenumber="934" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

934

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC934" class="line" lang="haskell"><span class="cm" style="color: #999988; font-style: italic;">{-</span></span>

</pre></td>

</tr>

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

<td class="diff-line-num unfold js-unfold old_line" data-linenumber="1016" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="1011" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(5,5,6,.24); padding: inherit;" bgcolor="#fbfafd">@@ -1016,7 +1011,7 @@ tcDataFamInstHeader mb_clsinfo skol_info fam_tc hs_outer_bndrs fixity</td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="1016" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1016

</td>

<td class="new_line diff-line-num" data-linenumber="1011" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1011

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC1011" class="line" lang="haskell">                           <span class="p">,</span> <span class="n" style="color: #333333;">lhs_applied_kind</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="1017" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1017

</td>

<td class="new_line diff-line-num" data-linenumber="1012" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1012

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC1012" class="line" lang="haskell">                           <span class="p">,</span> <span class="n" style="color: #333333;">res_kind</span> <span class="p">)</span> <span class="p">}</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="1018" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1018

</td>

<td class="new_line diff-line-num" data-linenumber="1013" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1013

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC1013" class="line" lang="haskell"></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num old" data-linenumber="1019" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

1019

</td>

<td class="new_line diff-line-num old" data-linenumber="1014" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC1019" class="line" lang="haskell">       <span class="p">;</span> <span class="p">(</span><span class="n" style="color: #333333;">final_tvs</span><span class="p">,</span> <span class="n" style="color: #333333;">qtvs</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">tc</span>FamInstLHSBinders</span> <span class="n" style="color: #333333;">tclvl</span> <span class="n" style="color: #333333;">skol_info</span> <span class="n" style="color: #333333;">outer_bndrs</span> <span class="n" style="color: #333333;">hs_outer_bndrs</span> <span class="n" style="color: #333333;">wcs</span> <span class="n" style="color: #333333;">lhs_ty</span> <span class="n" style="color: #333333;">wanted</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num new" data-linenumber="1020" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="1014" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

1014

</td>

<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC1014" class="line" lang="haskell">       <span class="p">;</span> <span class="p">(</span><span class="n" style="color: #333333;">final_tvs</span><span class="p">,</span> <span class="n" style="color: #333333;">qtvs</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">quantify</span>FamInstLHSBinders</span> <span class="n" style="color: #333333;">tclvl</span> <span class="n" style="color: #333333;">skol_info</span> <span class="n" style="color: #333333;">outer_bndrs</span> <span class="n" style="color: #333333;">hs_outer_bndrs</span> <span class="n" style="color: #333333;">wcs</span> <span class="n" style="color: #333333;">lhs_ty</span> <span class="n" style="color: #333333;">wanted</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="1020" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1020

</td>

<td class="new_line diff-line-num" data-linenumber="1015" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1015

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC1015" class="line" lang="haskell"></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="1021" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1021

</td>

<td class="new_line diff-line-num" data-linenumber="1016" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1016

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC1016" class="line" lang="haskell">       <span class="p">;</span> <span class="p">(</span><span class="n" style="color: #333333;">final_tvs</span><span class="p">,</span> <span class="n" style="color: #333333;">non_user_tvs</span><span class="p">,</span> <span class="n" style="color: #333333;">lhs_ty</span><span class="p">,</span> <span class="n" style="color: #333333;">master_res_kind</span><span class="p">,</span> <span class="n" style="color: #333333;">instance_res_kind</span><span class="p">,</span> <span class="n" style="color: #333333;">stupid_theta</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><-</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="1022" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1022

</td>

<td class="new_line diff-line-num" data-linenumber="1017" style="width: 35px; color: rgba(5,5,6,.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1017

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 14px; color: #3a383f; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC1017" class="line" lang="haskell">          <span class="n" style="color: #333333;">liftZonkM</span> <span class="o" style="font-weight: 600;">$</span> <span class="kr" style="font-weight: 600;">do</span></span>

</pre></td>

</tr>

</table>

<br>

</li>

</div>

<div class="footer" style="margin-top: 10px;">

<p style="font-size: small; color: #626168;">

—

<br>

<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/e11e20628f27698445fbd5f70faa4a9d5b5863a3">View it on GitLab</a>.

<br>

You're receiving this email because of your account on <a target="_blank" rel="noopener noreferrer" href="https://gitlab.haskell.org">gitlab.haskell.org</a>. <a href="https://gitlab.haskell.org/-/profile/notifications" target="_blank" rel="noopener noreferrer" class="mng-notif-link">Manage all notifications</a> · <a href="https://gitlab.haskell.org/help" target="_blank" rel="noopener noreferrer" class="help-link">Help</a>

<script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","action":{"@type":"ViewAction","name":"View Commit","url":"https://gitlab.haskell.org/ghc/ghc/-/commit/e11e20628f27698445fbd5f70faa4a9d5b5863a3"}}</script>

</p>

</div>

</body>

</html>