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<h3>
 Marge Bot pushed to branch master
at <a href="https://gitlab.haskell.org/ghc/ghc">Glasgow Haskell Compiler / GHC</a>
</h3>
<h4>
Commits:
</h4>
<ul>
<li>
<strong><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/f065b6b012fb8f73689bc5c2a4904d5e6e377af8">f065b6b0</a></strong>
<div>
<span>by Tamar Christina</span>
<i>at 2020-08-28T02:23:13-04:00</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Fix use distro toolchian
</pre>
</li>
<li>
<strong><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/4517a38215eb72a4824c72d97377b9325059bf55">4517a382</a></strong>
<div>
<span>by Tamar Christina</span>
<i>at 2020-08-28T02:23:13-04:00</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">document how build system find toolchains on Windows
</pre>
</li>
</ul>
<h4>10 changed files:</h4>
<ul>
<li class="file-stats">
<a href="#9ab3868b23ed5d5a6e12ef902049902556fa4009">
aclocal.m4
</a>
</li>
<li class="file-stats">
<a href="#28fad507b4468b31856e302f613cbc3f9882ad34">
compiler/GHC/SysTools/BaseDir.hs
</a>
</li>
<li class="file-stats">
<a href="#87db583be5c13c1f7b3c958b10e03d67b6a2ca06">
configure.ac
</a>
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<li class="file-stats">
<a href="#4afc83c1ea6eb6b5e1defab5e25e77fde2847739">
hadrian/cfg/system.config.in
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<li class="file-stats">
<a href="#3fd6f85e1eb999d14a760e95e4292600fd7673c8">
hadrian/src/Oracles/Flag.hs
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<li class="file-stats">
<a href="#dddc9a1e614b7c087fad91f7b89472aa69ecade4">
hadrian/src/Oracles/Setting.hs
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<li class="file-stats">
<a href="#2d11d70063aa1378e9323caad80c7d9116ef4520">
hadrian/src/Rules/Generate.hs
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<li class="file-stats">
<a href="#75e004ba0ee41712b519d7dbb11188801ddbb722">
includes/ghc.mk
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<li class="file-stats">
<a href="#4d06beded8aec939c018bb087e93e8b5404a5d46">
mk/config.mk.in
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<li class="file-stats">
<a href="#678cf798967f8db3422764b19315f1438607147e">
mk/project.mk.in
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<h4>Changes:</h4>
<li id="9ab3868b23ed5d5a6e12ef902049902556fa4009">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/c6f50cea42a9ffc947bf4243986663cc820b0ec8...4517a38215eb72a4824c72d97377b9325059bf55#9ab3868b23ed5d5a6e12ef902049902556fa4009"><strong>aclocal.m4</strong></a>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="507" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="507" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -507,6 +507,7 @@ AC_DEFUN([GET_ARM_ISA],</td>
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507
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507
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<pre style="margin: 0;"> <span id="LC507" class="line" lang="plaintext"># FP_SETTINGS</span>
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<td class="diff-line-num old_line" data-linenumber="508" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
508
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<td class="diff-line-num new_line" data-linenumber="508" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
508
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<pre style="margin: 0;"> <span id="LC508" class="line" lang="plaintext"># ----------------------------------</span>
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<td class="diff-line-num old_line" data-linenumber="509" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
509
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<td class="diff-line-num new_line" data-linenumber="509" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
509
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<pre style="margin: 0;"> <span id="LC509" class="line" lang="plaintext"># Set the variables used in the settings file</span>
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<td class="diff-line-num new old_line" data-linenumber="510" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="510" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
510
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<pre style="margin: 0;">+<span id="LC510" class="line" lang="plaintext"># See Note [tooldir: How GHC finds mingw on Windows]</span>
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510
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<td class="diff-line-num new_line" data-linenumber="511" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
511
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<pre style="margin: 0;"> <span id="LC511" class="line" lang="plaintext">AC_DEFUN([FP_SETTINGS],</span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="511" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
511
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<td class="diff-line-num new_line" data-linenumber="512" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC512" class="line" lang="plaintext">[</span>
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<td class="diff-line-num new_line" data-linenumber="513" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC513" class="line" lang="plaintext">    if test "$windows" = YES -a "$EnableDistroToolchain" = "NO"</span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="583" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="584" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -583,6 +584,7 @@ AC_DEFUN([FP_SETTINGS],</td>
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583
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<td class="diff-line-num new_line" data-linenumber="584" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
584
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<pre style="margin: 0;"> <span id="LC584" class="line" lang="plaintext">    SettingsCCompilerLinkFlags="$CONF_GCC_LINKER_OPTS_STAGE2"</span>
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584
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<td class="diff-line-num new_line" data-linenumber="585" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC585" class="line" lang="plaintext">    SettingsCCompilerSupportsNoPie="$CONF_GCC_SUPPORTS_NO_PIE"</span>
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<td class="diff-line-num new_line" data-linenumber="586" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC586" class="line" lang="plaintext">    SettingsLdFlags="$CONF_LD_LINKER_OPTS_STAGE2"</span>
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<td class="diff-line-num new new_line" data-linenumber="587" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC587" class="line" lang="plaintext">    SettingsUseDistroMINGW="$EnableDistroToolchain"</span>
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<td class="diff-line-num new_line" data-linenumber="588" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC588" class="line" lang="plaintext">    AC_SUBST(SettingsCCompilerCommand)</span>
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<td class="diff-line-num old_line" data-linenumber="587" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="589" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC589" class="line" lang="plaintext">    AC_SUBST(SettingsHaskellCPPCommand)</span>
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<pre style="margin: 0;"> <span id="LC590" class="line" lang="plaintext">    AC_SUBST(SettingsHaskellCPPFlags)</span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="601" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -601,6 +603,7 @@ AC_DEFUN([FP_SETTINGS],</td>
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<td class="diff-line-num old_line" data-linenumber="601" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC603" class="line" lang="plaintext">    AC_SUBST(SettingsClangCommand)</span>
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602
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<td class="diff-line-num new_line" data-linenumber="604" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
604
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<pre style="margin: 0;"> <span id="LC604" class="line" lang="plaintext">    AC_SUBST(SettingsLlcCommand)</span>
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<td class="diff-line-num old_line" data-linenumber="603" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
603
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<td class="diff-line-num new_line" data-linenumber="605" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
605
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<pre style="margin: 0;"> <span id="LC605" class="line" lang="plaintext">    AC_SUBST(SettingsOptCommand)</span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="604" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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606
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<pre style="margin: 0;">+<span id="LC606" class="line" lang="plaintext">    AC_SUBST(SettingsUseDistroMINGW)</span>
</pre>
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604
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<td class="diff-line-num new_line" data-linenumber="607" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
607
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<pre style="margin: 0;"> <span id="LC607" class="line" lang="plaintext">])</span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="605" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
605
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<td class="diff-line-num new_line" data-linenumber="608" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
608
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<pre style="margin: 0;"> <span id="LC608" class="line" lang="plaintext"></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="606" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
606
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<td class="diff-line-num new_line" data-linenumber="609" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
609
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<pre style="margin: 0;"> <span id="LC609" class="line" lang="plaintext"># Helper for cloning a shell variable's state</span>
</pre>
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<br>
</li>
<li id="28fad507b4468b31856e302f613cbc3f9882ad34">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/c6f50cea42a9ffc947bf4243986663cc820b0ec8...4517a38215eb72a4824c72d97377b9325059bf55#28fad507b4468b31856e302f613cbc3f9882ad34"><strong>compiler/GHC/SysTools/BaseDir.hs</strong></a>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="34" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="34" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -34,16 +34,6 @@ import System.FilePath</td>
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34
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<pre style="margin: 0;"> <span id="LC34" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">System.Directory</span> <span class="p">(</span><span class="nf" style="color: #900; font-weight: 600;">doesDirectoryExist</span><span class="p">)</span></span>
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<td class="diff-line-num old_line" data-linenumber="35" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC35" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span><span class="n" style="color: #333;">endif</span></span>
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<pre style="margin: 0;"> <span id="LC36" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="37" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<td class="diff-line-num new_line old" data-linenumber="37" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC37" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span><span class="kr" style="font-weight: 600;">if</span> <span class="n" style="color: #333;">defined</span><span class="p">(</span><span class="n" style="color: #333;">mingw32_HOST_OS</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="38" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<td class="diff-line-num new_line old" data-linenumber="37" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC38" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span> <span class="kr" style="font-weight: 600;">if</span> <span class="n" style="color: #333;">defined</span><span class="p">(</span><span class="n" style="color: #333;">i386_HOST_ARCH</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="39" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<td class="diff-line-num new_line old" data-linenumber="37" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC39" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span>  <span class="n" style="color: #333;">define</span> <span class="kt" style="color: #458; font-weight: 600;">WINDOWS_CCONV</span> <span class="n" style="color: #333;">stdcall</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="40" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<td class="diff-line-num new_line old" data-linenumber="37" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC40" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span> <span class="n" style="color: #333;">elif</span> <span class="n" style="color: #333;">defined</span><span class="p">(</span><span class="n" style="color: #333;">x86_64_HOST_ARCH</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="41" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
41
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<td class="diff-line-num new_line old" data-linenumber="37" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC41" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span>  <span class="n" style="color: #333;">define</span> <span class="kt" style="color: #458; font-weight: 600;">WINDOWS_CCONV</span> <span class="n" style="color: #333;">ccall</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="42" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
42
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<td class="diff-line-num new_line old" data-linenumber="37" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC42" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span> <span class="kr" style="font-weight: 600;">else</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="43" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
43
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<td class="diff-line-num new_line old" data-linenumber="37" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<td class="line_content old" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#fbe9eb">
<pre style="margin: 0;">-<span id="LC43" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span>  <span class="n" style="color: #333;">error</span> <span class="kt" style="color: #458; font-weight: 600;">Unknown</span> <span class="n" style="color: #333;">mingw32</span> <span class="n" style="color: #333;">arch</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="44" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<pre style="margin: 0;">-<span id="LC44" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span> <span class="n" style="color: #333;">endif</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="45" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<pre style="margin: 0;">-<span id="LC45" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span><span class="n" style="color: #333;">endif</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="46" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<pre style="margin: 0;">-<span id="LC46" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC37" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">{-</span></span>
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<pre style="margin: 0;"> <span id="LC38" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">Note [topdir: How GHC finds its files]</span></span>
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<pre style="margin: 0;"> <span id="LC39" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~</span></span>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -70,16 +60,89 @@ Note [tooldir: How GHC finds mingw on Windows]</td>
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<pre style="margin: 0;"> <span id="LC60" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">GHC has some custom logic on Windows for finding the mingw</span></span>
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<pre style="margin: 0;"> <span id="LC61" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">toolchain and perl. Depending on whether GHC is built</span></span>
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<pre style="margin: 0;"> <span id="LC62" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">with the make build system or Hadrian, and on whether we're</span></span>
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<pre style="margin: 0;">-<span id="LC73" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">running a bindist, we might find the mingw toolchain<span class="idiff left right"> and perl</span></span></span>
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<pre style="margin: 0;">+<span id="LC63" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">running a bindist, we might find the mingw toolchain</span></span>
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<pre style="margin: 0;"> <span id="LC64" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">either under $topdir/../{mingw, perl}/ or</span></span>
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<pre style="margin: 0;"> <span id="LC65" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">$topdir/../../{mingw, perl}/.</span></span>
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<pre style="margin: 0;"> <span id="LC66" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC67" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">This story is long and with lots of twist and turns..  But lets talk about how</span></span>
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<pre style="margin: 0;">+<span id="LC68" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">the build system finds and wires through the toolchain information.</span></span>
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<pre style="margin: 0;">+<span id="LC69" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC70" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">1) It all starts in configure.ac which has two modes it operates on:</span></span>
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<pre style="margin: 0;">+<span id="LC71" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">   a) The default is where `EnableDistroToolchain` is false.  This indicates</span></span>
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<pre style="margin: 0;">+<span id="LC72" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      that we want to use the in-tree bundled toolchains.  In this mode we will</span></span>
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<pre style="margin: 0;">+<span id="LC73" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      download and unpack some custom toolchains into the `inplace/mingw` folder</span></span>
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<pre style="margin: 0;">+<span id="LC74" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      and everything is pointed to that folder.</span></span>
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<pre style="margin: 0;">+<span id="LC75" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">   b) The second path is when `EnableDistroToolchain` is true.  This makes the</span></span>
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<pre style="margin: 0;">+<span id="LC76" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      toolchain behave a lot like Linux, in that  the environment is queried for</span></span>
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<pre style="margin: 0;">+<span id="LC77" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      information on the tools we require.</span></span>
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<pre style="margin: 0;">+<span id="LC78" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC79" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  From configure.ac we export the standard variables to set the paths to the</span></span>
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<pre style="margin: 0;">+<span id="LC80" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  tools for the build system to use.</span></span>
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<pre style="margin: 0;">+<span id="LC81" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC82" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">2) After we have the path to the tools we have to generate the right paths to</span></span>
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<pre style="margin: 0;">+<span id="LC83" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">   store in the settings file for ghc to use.  This is done in aclocal.m4.</span></span>
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<pre style="margin: 0;">+<span id="LC84" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">   Again we have two modes of operation:</span></span>
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<pre style="margin: 0;">+<span id="LC85" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">   a) If not `EnableDistroToolchain` the paths are rewritten to paths using a</span></span>
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<pre style="margin: 0;">+<span id="LC86" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      variable `$tooldir` as we need an absolute path.  $tooldir is filled in by</span></span>
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<pre style="margin: 0;">+<span id="LC87" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      the `expandToolDir` function in this module at GHC startup.</span></span>
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<pre style="margin: 0;">+<span id="LC88" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">   b) When `EnableDistroToolchain` then instead of filling in a absolute path</span></span>
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<pre style="margin: 0;">+<span id="LC89" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      we fill in just the program name.  The assumption here is that at runtime</span></span>
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<pre style="margin: 0;">+<span id="LC90" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      the environment GHC is operating on will be the same as the one configure</span></span>
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<pre style="margin: 0;">+<span id="LC91" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">      was run in.  This means we expect `gcc, ld, as` etc to be on the PATH.</span></span>
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<pre style="margin: 0;">+<span id="LC92" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC93" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  From `aclocal.m4` we export a couple of variables starting with `Settings`</span></span>
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<pre style="margin: 0;">+<span id="LC94" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  which will be used to generate the settings file.</span></span>
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95
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<pre style="margin: 0;">+<span id="LC95" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC96" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">3) The next step is to generate the settings file, this is where things diverge</span></span>
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<pre style="margin: 0;">+<span id="LC97" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">   based on the build system.  Both Make and Hadrian handle this differently:</span></span>
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<pre style="margin: 0;">+<span id="LC98" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC99" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">make)</span></span>
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<pre style="margin: 0;">+<span id="LC100" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  Make deals with this rather simply.  As an output of configure.ac</span></span>
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<pre style="margin: 0;">+<span id="LC101" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  `config.mk.in` is processed and `config.mk` generated which has the values we</span></span>
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<pre style="margin: 0;">+<span id="LC102" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  set in `aclocal.m4`. This allows the rest of the build system to have access</span></span>
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<pre style="margin: 0;">+<span id="LC103" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  to these and other values determined by configure.</span></span>
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<pre style="margin: 0;">+<span id="LC104" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC105" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  Based on this file, `includes/ghc.mk` when ran will produce the settings file</span></span>
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<pre style="margin: 0;">+<span id="LC106" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  by echoing the values into a the final file.  Coincidentally this is also</span></span>
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<pre style="margin: 0;">+<span id="LC107" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  where `ghcplatform.h` and `ghcversion.h` generated which contains information</span></span>
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<pre style="margin: 0;">+<span id="LC108" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  about the build platform and sets CPP for use by the entire build.</span></span>
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<pre style="margin: 0;">+<span id="LC109" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC110" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">hadrian)</span></span>
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<pre style="margin: 0;">+<span id="LC111" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  For hadrian the file `cfg/system.config.in` is preprocessed by configure and</span></span>
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<pre style="margin: 0;">+<span id="LC112" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  the output written to `system.config`.  This serves the same purpose as</span></span>
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<pre style="margin: 0;">+<span id="LC113" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  `config.mk` but it rewrites the values that were exported.  As an example</span></span>
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<pre style="margin: 0;">+<span id="LC114" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  `SettingsCCompilerCommand` is rewritten to `settings-c-compiler-command`.</span></span>
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<pre style="margin: 0;">+<span id="LC115" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC116" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  Next up is `src/Oracles/Settings.hs` which makes from some Haskell ADT to</span></span>
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<pre style="margin: 0;">+<span id="LC117" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  the settings `keys` in the `system.config`.  As an example,</span></span>
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<pre style="margin: 0;">+<span id="LC118" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  `settings-c-compiler-command` is mapped to</span></span>
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<pre style="margin: 0;">+<span id="LC119" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  `SettingsFileSetting_CCompilerCommand`.</span></span>
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<pre style="margin: 0;">+<span id="LC120" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC121" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  The last part of this is the `generateSettings` in `src/Rules/Generate.hs`</span></span>
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<pre style="margin: 0;">+<span id="LC122" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  which produces the desired settings file out of Hadrian. This is the</span></span>
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<pre style="margin: 0;">+<span id="LC123" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">  equivalent to `includes/ghc.mk`.</span></span>
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<pre style="margin: 0;">+<span id="LC124" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC125" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">--</span></span>
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<pre style="margin: 0;">+<span id="LC126" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC127" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">So why do we have these? On Windows there's no such thing as a platform compiler</span></span>
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<pre style="margin: 0;">+<span id="LC128" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">and as such we need to provide GCC and binutils.  The easiest way is to bundle</span></span>
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<pre style="margin: 0;">+<span id="LC129" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">these with the compiler and wire them up.  This gives you a relocatable</span></span>
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<pre style="margin: 0;">+<span id="LC130" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">binball.  This works fine for most users.  However mingw-w64 have a different</span></span>
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<pre style="margin: 0;">+<span id="LC131" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">requirement.  They require all packages in the repo to be compiled using the</span></span>
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<pre style="margin: 0;">+<span id="LC132" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">same version of the compiler.  So it means when they are rebuilding the world to</span></span>
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<pre style="margin: 0;">+<span id="LC133" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">add support for GCC X, they expect all packages to have been compiled with GCC X</span></span>
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<pre style="margin: 0;">+<span id="LC134" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">which is a problem since we ship an older GCC version.</span></span>
</pre>
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135
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<pre style="margin: 0;">+<span id="LC135" class="line" lang="haskell"></span>
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<td class="diff-line-num new old_line" data-linenumber="77" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="136" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
136
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<pre style="margin: 0;">+<span id="LC136" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">GHC is a package in mingw-w64 because there are Haskell packages in the</span></span>
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<td class="diff-line-num new new_line" data-linenumber="137" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
137
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<pre style="margin: 0;">+<span id="LC137" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">repository which of course requires a Haskell compiler.  To help them we</span></span>
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<td class="diff-line-num new new_line" data-linenumber="138" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
138
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<pre style="margin: 0;">+<span id="LC138" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">provide the override which allows GHC to instead of using an inplace compiler to</span></span>
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<td class="diff-line-num new new_line" data-linenumber="139" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC139" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">play nice with the system compiler instead.</span></span>
</pre>
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<pre style="margin: 0;"> <span id="LC140" class="line" lang="haskell"><span class="cm" style="color: #998; font-style: italic;">-}</span></span>
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141
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<pre style="margin: 0;"> <span id="LC141" class="line" lang="haskell"></span>
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142
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<pre style="margin: 0;"> <span id="LC142" class="line" lang="haskell"><span class="cd">-- | Expand occurrences of the @$tooldir@ interpolation in a string</span></span>
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143
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<pre style="margin: 0;"> <span id="LC143" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- on Windows, leave the string untouched otherwise.</span></span>
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81
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<pre style="margin: 0;"> <span id="LC144" class="line" lang="haskell"><span class="n" style="color: #333;">expandToolDir</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Maybe</span> <span class="kt" style="color: #458; font-weight: 600;">FilePath</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">String</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">String</span></span>
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<td class="diff-line-num new_line old" data-linenumber="145" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC82" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span><span class="kr" style="font-weight: 600;">if</span> <span class="n" style="color: #333;">defined</span><span class="p">(</span><span class="n" style="color: #333;">mingw32_HOST_OS</span><span class="p">)</span></span>
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<td class="diff-line-num new old_line" data-linenumber="83" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<pre style="margin: 0;">+<span id="LC145" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span><span class="kr" style="font-weight: 600;">if</span> <span class="n" style="color: #333;">defined</span><span class="p">(</span><span class="n" style="color: #333;">mingw32_HOST_OS</span><span class="p">)</span><span class="idiff left"> </span><span class="o" style="font-weight: 600;"><span class="idiff">&&</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">!</span></span><span class="n" style="color: #333;"><span class="idiff">defined</span></span><span class="p"><span class="idiff">(</span></span><span class="kt" style="color: #458; font-weight: 600;"><span class="idiff">USE_INPLACE_MINGW_TOOLCHAIN</span></span><span class="p"><span class="idiff right">)</span></span></span>
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<td class="diff-line-num new_line" data-linenumber="146" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC146" class="line" lang="haskell"><span class="n" style="color: #333;">expandToolDir</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Just</span> <span class="n" style="color: #333;">tool_dir</span><span class="p">)</span> <span class="n" style="color: #333;">s</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">expandPathVar</span> <span class="s" style="color: #d14;">"tooldir"</span> <span class="n" style="color: #333;">tool_dir</span> <span class="n" style="color: #333;">s</span></span>
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<pre style="margin: 0;"> <span id="LC147" class="line" lang="haskell"><span class="n" style="color: #333;">expandToolDir</span> <span class="kt" style="color: #458; font-weight: 600;">Nothing</span>         <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">panic</span> <span class="s" style="color: #d14;">"Could not determine $tooldir"</span></span>
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<td class="diff-line-num new_line" data-linenumber="148" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC148" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span><span class="kr" style="font-weight: 600;">else</span></span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="113" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="176" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -113,14 +176,15 @@ tryFindTopDir Nothing</td>
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<pre style="margin: 0;"> <span id="LC176" class="line" lang="haskell">             <span class="kt" style="color: #458; font-weight: 600;">Nothing</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">getBaseDir</span></span>
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<pre style="margin: 0;"> <span id="LC177" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="115" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
115
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<td class="diff-line-num new_line" data-linenumber="178" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
178
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<pre style="margin: 0;"> <span id="LC178" class="line" lang="haskell"></span>
</pre>
</td>
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<td class="diff-line-num old old_line" data-linenumber="116" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
116
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<td class="diff-line-num new_line old" data-linenumber="179" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC116" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- See Note [tooldir: How GHC finds mingw <span class="idiff left right">and perl </span>on Windows]</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="117" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
</td>
<td class="diff-line-num new new_line" data-linenumber="179" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
179
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<pre style="margin: 0;">+<span id="LC179" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- See Note [tooldir: How GHC finds mingw on Windows]</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="117" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
117
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<td class="diff-line-num new_line" data-linenumber="180" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
180
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<pre style="margin: 0;"> <span id="LC180" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- Returns @Nothing@ when not on Windows.</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="118" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
118
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<td class="diff-line-num new_line" data-linenumber="181" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
181
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<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC181" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- When called on Windows, it either throws an error when the</span></span>
</pre>
</td>
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<td class="diff-line-num old_line" data-linenumber="119" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
119
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<td class="diff-line-num new_line" data-linenumber="182" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
182
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<td class="line_content" style="padding-left: 0.5em; padding-right: 0.5em;">
<pre style="margin: 0;"> <span id="LC182" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- tooldir can't be located, or returns @Just tooldirpath@.</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="120" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="183" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
183
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<pre style="margin: 0;">+<span id="LC183" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- If the distro toolchain is being used we treat Windows the same as Linux</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="120" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
120
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<td class="diff-line-num new_line" data-linenumber="184" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
184
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<pre style="margin: 0;"> <span id="LC184" class="line" lang="haskell"><span class="n" style="color: #333;">findToolDir</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="121" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
121
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<td class="diff-line-num new_line" data-linenumber="185" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
185
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<pre style="margin: 0;"> <span id="LC185" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">FilePath</span> <span class="c1" style="color: #998; font-style: italic;">-- ^ topdir</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="122" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
122
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<td class="diff-line-num new_line" data-linenumber="186" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
186
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<pre style="margin: 0;"> <span id="LC186" class="line" lang="haskell">  <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">IO</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Maybe</span> <span class="kt" style="color: #458; font-weight: 600;">FilePath</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="123" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
123
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<td class="diff-line-num new_line old" data-linenumber="187" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC123" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span><span class="kr" style="font-weight: 600;">if</span> <span class="n" style="color: #333;">defined</span><span class="p">(</span><span class="n" style="color: #333;">mingw32_HOST_OS</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="124" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="187" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
187
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<pre style="margin: 0;">+<span id="LC187" class="line" lang="haskell"><span class="o" style="font-weight: 600;">#</span><span class="kr" style="font-weight: 600;">if</span> <span class="n" style="color: #333;">defined</span><span class="p">(</span><span class="n" style="color: #333;">mingw32_HOST_OS</span><span class="p">)</span><span class="idiff left"> </span><span class="o" style="font-weight: 600;"><span class="idiff">&&</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">!</span></span><span class="n" style="color: #333;"><span class="idiff">defined</span></span><span class="p"><span class="idiff">(</span></span><span class="kt" style="color: #458; font-weight: 600;"><span class="idiff">USE_INPLACE_MINGW_TOOLCHAIN</span></span><span class="p"><span class="idiff right">)</span></span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="124" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
124
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<td class="diff-line-num new_line" data-linenumber="188" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC188" class="line" lang="haskell"><span class="n" style="color: #333;">findToolDir</span> <span class="n" style="color: #333;">top_dir</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">go</span> <span class="mi" style="color: #099;">0</span> <span class="p">(</span><span class="n" style="color: #333;">top_dir</span> <span class="o" style="font-weight: 600;"></></span> <span class="s" style="color: #d14;">".."</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="125" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
125
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<td class="diff-line-num new_line" data-linenumber="189" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC189" class="line" lang="haskell">  <span class="kr" style="font-weight: 600;">where</span> <span class="n" style="color: #333;">maxDepth</span> <span class="o" style="font-weight: 600;">=</span> <span class="mi" style="color: #099;">3</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="126" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="190" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC190" class="line" lang="haskell">        <span class="n" style="color: #333;">go</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Int</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">FilePath</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">IO</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Maybe</span> <span class="kt" style="color: #458; font-weight: 600;">FilePath</span><span class="p">)</span></span>
</pre>
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</table>
<br>
</li>
<li id="87db583be5c13c1f7b3c958b10e03d67b6a2ca06">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/c6f50cea42a9ffc947bf4243986663cc820b0ec8...4517a38215eb72a4824c72d97377b9325059bf55#87db583be5c13c1f7b3c958b10e03d67b6a2ca06"><strong>configure.ac</strong></a>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="435" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="435" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -435,6 +435,7 @@ set_up_tarballs() {</td>
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435
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<td class="diff-line-num new_line" data-linenumber="435" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC435" class="line" lang="plaintext">    fi</span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="436" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="436" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
436
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<pre style="margin: 0;"> <span id="LC436" class="line" lang="plaintext">}</span>
</pre>
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437
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437
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<pre style="margin: 0;"> <span id="LC437" class="line" lang="plaintext"></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="438" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="438" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
438
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<pre style="margin: 0;">+<span id="LC438" class="line" lang="plaintext"># See Note [tooldir: How GHC finds mingw on Windows]</span>
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438
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439
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<pre style="margin: 0;"> <span id="LC439" class="line" lang="plaintext">if test "$HostOS" = "mingw32" -a "$EnableDistroToolchain" = "NO"</span>
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440
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<pre style="margin: 0;"> <span id="LC440" class="line" lang="plaintext">then</span>
</pre>
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440
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441
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<pre style="margin: 0;"> <span id="LC441" class="line" lang="plaintext">    test -d inplace || mkdir inplace</span>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="456" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -455,6 +456,7 @@ fi</td>
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455
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456
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<pre style="margin: 0;"> <span id="LC456" class="line" lang="plaintext"></span>
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456
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457
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<pre style="margin: 0;"> <span id="LC457" class="line" lang="plaintext"># We don't want to bundle a MinGW-w64 toolchain</span>
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457
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458
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<pre style="margin: 0;"> <span id="LC458" class="line" lang="plaintext"># So we have to find these individual tools.</span>
</pre>
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459
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<pre style="margin: 0;">+<span id="LC459" class="line" lang="plaintext"># See Note [tooldir: How GHC finds mingw on Windows]</span>
</pre>
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458
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<td class="diff-line-num new_line" data-linenumber="460" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
460
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<pre style="margin: 0;"> <span id="LC460" class="line" lang="plaintext">if test "$EnableDistroToolchain" = "YES"</span>
</pre>
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459
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461
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<pre style="margin: 0;"> <span id="LC461" class="line" lang="plaintext">then</span>
</pre>
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460
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<pre style="margin: 0;"> <span id="LC462" class="line" lang="plaintext">    # Ideally should use AC_CHECK_TARGET_TOOL but our triples</span>
</pre>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="462" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="464" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -462,6 +464,7 @@ then</td>
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462
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<td class="diff-line-num new_line" data-linenumber="464" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
464
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<pre style="margin: 0;"> <span id="LC464" class="line" lang="plaintext">    # so never tried without the prefix.</span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="463" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
463
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<td class="diff-line-num new_line" data-linenumber="465" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
465
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<pre style="margin: 0;"> <span id="LC465" class="line" lang="plaintext">    AC_PATH_PROG([CC],[gcc], [clang])</span>
</pre>
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464
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<td class="diff-line-num new_line" data-linenumber="466" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC466" class="line" lang="plaintext">    AC_PATH_PROG([NM],[nm])</span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="465" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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467
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<pre style="margin: 0;">+<span id="LC467" class="line" lang="plaintext">    AC_PATH_PROG([LD],[ld])</span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="465" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
465
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<td class="diff-line-num new_line" data-linenumber="468" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
468
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<pre style="margin: 0;"> <span id="LC468" class="line" lang="plaintext">    AC_PATH_PROG([AR],[ar])</span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="466" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
466
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<td class="diff-line-num new_line" data-linenumber="469" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
469
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<pre style="margin: 0;"> <span id="LC469" class="line" lang="plaintext">    AC_PATH_PROG([RANLIB],[ranlib])</span>
</pre>
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467
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<td class="diff-line-num new_line" data-linenumber="470" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
470
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<pre style="margin: 0;"> <span id="LC470" class="line" lang="plaintext">    AC_PATH_PROG([OBJDUMP],[objdump])</span>
</pre>
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</table>
<br>
</li>
<li id="4afc83c1ea6eb6b5e1defab5e25e77fde2847739">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/c6f50cea42a9ffc947bf4243986663cc820b0ec8...4517a38215eb72a4824c72d97377b9325059bf55#4afc83c1ea6eb6b5e1defab5e25e77fde2847739"><strong>hadrian/cfg/system.config.in</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -92,6 +92,8 @@ project-patch-level1  = @ProjectPatchLevel1@</td>
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<pre style="margin: 0;"> <span id="LC92" class="line" lang="plaintext">project-patch-level2  = @ProjectPatchLevel2@</span>
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<pre style="margin: 0;"> <span id="LC93" class="line" lang="plaintext">project-git-commit-id = @ProjectGitCommitId@</span>
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<pre style="margin: 0;"> <span id="LC94" class="line" lang="plaintext"></span>
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<pre style="margin: 0;">+<span id="LC95" class="line" lang="plaintext">system-use-distro-mingw  = @SettingsUseDistroMINGW@</span>
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<pre style="margin: 0;">+<span id="LC96" class="line" lang="plaintext"></span>
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<pre style="margin: 0;"> <span id="LC97" class="line" lang="plaintext"># Compilation and linking flags:</span>
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<pre style="margin: 0;"> <span id="LC98" class="line" lang="plaintext">#===============================</span>
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<pre style="margin: 0;"> <span id="LC99" class="line" lang="plaintext"></span>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -127,6 +129,7 @@ conf-merge-objects-args-stage3  = @SettingsMergeObjectsFlags@</td>
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<pre style="margin: 0;"> <span id="LC129" class="line" lang="plaintext"># We are in the process of moving the settings file from being entirely</span>
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<pre style="margin: 0;"> <span id="LC130" class="line" lang="plaintext"># generated by configure, to generated being by the build system. Many of these</span>
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<pre style="margin: 0;"> <span id="LC131" class="line" lang="plaintext"># might become redundant.</span>
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<pre style="margin: 0;">+<span id="LC132" class="line" lang="plaintext"># See Note [tooldir: How GHC finds mingw on Windows]</span>
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<pre style="margin: 0;"> <span id="LC133" class="line" lang="plaintext"></span>
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<pre style="margin: 0;"> <span id="LC134" class="line" lang="plaintext">gcc-extra-via-c-opts = @GccExtraViaCOpts@</span>
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<pre style="margin: 0;"> <span id="LC135" class="line" lang="plaintext">ld-has-no-compact-unwind = @LdHasNoCompactUnwind@</span>
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<br>
</li>
<li id="3fd6f85e1eb999d14a760e95e4292600fd7673c8">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/c6f50cea42a9ffc947bf4243986663cc820b0ec8...4517a38215eb72a4824c72d97377b9325059bf55#3fd6f85e1eb999d14a760e95e4292600fd7673c8"><strong>hadrian/src/Oracles/Flag.hs</strong></a>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="25" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="25" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -25,6 +25,7 @@ data Flag = ArSupportsAtFile</td>
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<pre style="margin: 0;"> <span id="LC25" class="line" lang="haskell">          <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">HaveLibMingwEx</span></span>
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<td class="diff-line-num new_line" data-linenumber="26" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC26" class="line" lang="haskell">          <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">UseSystemFfi</span></span>
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<td class="diff-line-num old_line" data-linenumber="27" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC27" class="line" lang="haskell">          <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">BootstrapThreadedRts</span></span>
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<pre style="margin: 0;">+<span id="LC28" class="line" lang="haskell">          <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">SystemDistroMINGW</span></span>
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<pre style="margin: 0;"> <span id="LC29" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC30" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- Note, if a flag is set to empty string we treat it as set to NO. This seems</span></span>
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<pre style="margin: 0;"> <span id="LC31" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- fragile, but some flags do behave like this.</span></span>
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<pre style="margin: 0;"> <span id="LC46" class="line" lang="haskell">            <span class="kt" style="color: #458; font-weight: 600;">HaveLibMingwEx</span>       <span class="o" style="font-weight: 600;">-></span> <span class="s" style="color: #d14;">"have-lib-mingw-ex"</span></span>
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<pre style="margin: 0;"> <span id="LC47" class="line" lang="haskell">            <span class="kt" style="color: #458; font-weight: 600;">UseSystemFfi</span>         <span class="o" style="font-weight: 600;">-></span> <span class="s" style="color: #d14;">"use-system-ffi"</span></span>
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<pre style="margin: 0;"> <span id="LC48" class="line" lang="haskell">            <span class="kt" style="color: #458; font-weight: 600;">BootstrapThreadedRts</span> <span class="o" style="font-weight: 600;">-></span> <span class="s" style="color: #d14;">"bootstrap-threaded-rts"</span></span>
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<pre style="margin: 0;">+<span id="LC49" class="line" lang="haskell">            <span class="kt" style="color: #458; font-weight: 600;">SystemDistroMINGW</span>    <span class="o" style="font-weight: 600;">-></span> <span class="s" style="color: #d14;">"system-use-distro-mingw"</span></span>
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<pre style="margin: 0;"> <span id="LC50" class="line" lang="haskell">    <span class="n" style="color: #333;">value</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">lookupValueOrError</span> <span class="n" style="color: #333;">configFile</span> <span class="n" style="color: #333;">key</span></span>
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<pre style="margin: 0;"> <span id="LC51" class="line" lang="haskell">    <span class="n" style="color: #333;">when</span> <span class="p">(</span><span class="n" style="color: #333;">value</span> <span class="p">`</span><span class="n" style="color: #333;">notElem</span><span class="p">`</span> <span class="p">[</span><span class="s" style="color: #d14;">"YES"</span><span class="p">,</span> <span class="s" style="color: #d14;">"NO"</span><span class="p">,</span> <span class="s" style="color: #d14;">""</span><span class="p">])</span> <span class="o" style="font-weight: 600;">.</span> <span class="n" style="color: #333;">error</span> <span class="o" style="font-weight: 600;">$</span> <span class="s" style="color: #d14;">"Configuration flag "</span></span>
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<pre style="margin: 0;"> <span id="LC52" class="line" lang="haskell">        <span class="o" style="font-weight: 600;">++</span> <span class="n" style="color: #333;">quote</span> <span class="p">(</span><span class="n" style="color: #333;">key</span> <span class="o" style="font-weight: 600;">++</span> <span class="s" style="color: #d14;">" = "</span> <span class="o" style="font-weight: 600;">++</span> <span class="n" style="color: #333;">value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">++</span> <span class="s" style="color: #d14;">" cannot be parsed."</span></span>
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</li>
<li id="dddc9a1e614b7c087fad91f7b89472aa69ecade4">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/c6f50cea42a9ffc947bf4243986663cc820b0ec8...4517a38215eb72a4824c72d97377b9325059bf55#dddc9a1e614b7c087fad91f7b89472aa69ecade4"><strong>hadrian/src/Oracles/Setting.hs</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -184,6 +184,7 @@ settingList key = fmap words $ lookupValueOrError configFile $ case key of</td>
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<pre style="margin: 0;"> <span id="LC184" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC185" class="line" lang="haskell"><span class="cd">-- | Look up the value of a 'SettingList' in @cfg/system.config@, tracking the</span></span>
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<pre style="margin: 0;"> <span id="LC186" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- result.</span></span>
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<pre style="margin: 0;">+<span id="LC187" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- See Note [tooldir: How GHC finds mingw on Windows]</span></span>
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<pre style="margin: 0;"> <span id="LC188" class="line" lang="haskell"><span class="n" style="color: #333;">settingsFileSetting</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">SettingsFileSetting</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Action</span> <span class="kt" style="color: #458; font-weight: 600;">String</span></span>
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<pre style="margin: 0;"> <span id="LC189" class="line" lang="haskell"><span class="n" style="color: #333;">settingsFileSetting</span> <span class="n" style="color: #333;">key</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">lookupValueOrError</span> <span class="n" style="color: #333;">configFile</span> <span class="o" style="font-weight: 600;">$</span> <span class="kr" style="font-weight: 600;">case</span> <span class="n" style="color: #333;">key</span> <span class="kr" style="font-weight: 600;">of</span></span>
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<pre style="margin: 0;"> <span id="LC190" class="line" lang="haskell">    <span class="kt" style="color: #458; font-weight: 600;">SettingsFileSetting_CCompilerCommand</span> <span class="o" style="font-weight: 600;">-></span> <span class="s" style="color: #d14;">"settings-c-compiler-command"</span></span>
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<br>
</li>
<li id="2d11d70063aa1378e9323caad80c7d9116ef4520">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/c6f50cea42a9ffc947bf4243986663cc820b0ec8...4517a38215eb72a4824c72d97377b9325059bf55#2d11d70063aa1378e9323caad80c7d9116ef4520"><strong>hadrian/src/Rules/Generate.hs</strong></a>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="245" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="245" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -245,6 +245,7 @@ generateGhcPlatformH = do</td>
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<pre style="margin: 0;"> <span id="LC245" class="line" lang="haskell">    <span class="n" style="color: #333;">hostOs</span>         <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">chooseSetting</span> <span class="kt" style="color: #458; font-weight: 600;">HostOs</span>        <span class="kt" style="color: #458; font-weight: 600;">TargetOs</span></span>
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<pre style="margin: 0;"> <span id="LC246" class="line" lang="haskell">    <span class="n" style="color: #333;">hostVendor</span>     <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">chooseSetting</span> <span class="kt" style="color: #458; font-weight: 600;">HostVendor</span>    <span class="kt" style="color: #458; font-weight: 600;">TargetVendor</span></span>
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<pre style="margin: 0;"> <span id="LC247" class="line" lang="haskell">    <span class="n" style="color: #333;">ghcUnreg</span>       <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">getFlag</span>    <span class="kt" style="color: #458; font-weight: 600;">GhcUnregisterised</span></span>
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<pre style="margin: 0;">+<span id="LC248" class="line" lang="haskell">    <span class="n" style="color: #333;">inplaceTools</span>   <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">getFlag</span>    <span class="kt" style="color: #458; font-weight: 600;">SystemDistroMINGW</span></span>
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<pre style="margin: 0;"> <span id="LC249" class="line" lang="haskell">    <span class="n" style="color: #333;">return</span> <span class="o" style="font-weight: 600;">.</span> <span class="n" style="color: #333;">unlines</span> <span class="o" style="font-weight: 600;">$</span></span>
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<pre style="margin: 0;"> <span id="LC250" class="line" lang="haskell">        <span class="p">[</span> <span class="s" style="color: #d14;">"#if !defined(__GHCPLATFORM_H__)"</span></span>
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<pre style="margin: 0;"> <span id="LC251" class="line" lang="haskell">        <span class="p">,</span> <span class="s" style="color: #d14;">"#define __GHCPLATFORM_H__"</span></span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="274" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="275" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -274,12 +275,15 @@ generateGhcPlatformH = do</td>
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<pre style="margin: 0;"> <span id="LC275" class="line" lang="haskell">        <span class="p">,</span> <span class="s" style="color: #d14;">""</span></span>
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<pre style="margin: 0;"> <span id="LC276" class="line" lang="haskell">        <span class="p">]</span></span>
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<pre style="margin: 0;"> <span id="LC277" class="line" lang="haskell">        <span class="o" style="font-weight: 600;">++</span></span>
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<td class="diff-line-num new old_line" data-linenumber="277" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<pre style="margin: 0;">+<span id="LC278" class="line" lang="haskell">        <span class="p">[</span> <span class="s" style="color: #d14;">"#define USE_INPLACE_MINGW_TOOLCHAIN 1"</span> <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">inplaceTools</span> <span class="p">]</span></span>
</pre>
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<td class="diff-line-num new new_line" data-linenumber="279" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC279" class="line" lang="haskell">        <span class="o" style="font-weight: 600;">++</span></span>
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<pre style="margin: 0;"> <span id="LC280" class="line" lang="haskell">        <span class="p">[</span> <span class="s" style="color: #d14;">"#define UnregisterisedCompiler 1"</span> <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">ghcUnreg</span> <span class="p">]</span></span>
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<pre style="margin: 0;"> <span id="LC281" class="line" lang="haskell">        <span class="o" style="font-weight: 600;">++</span></span>
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<pre style="margin: 0;"> <span id="LC282" class="line" lang="haskell">        <span class="p">[</span> <span class="s" style="color: #d14;">""</span></span>
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<pre style="margin: 0;"> <span id="LC283" class="line" lang="haskell">        <span class="p">,</span> <span class="s" style="color: #d14;">"#endif /* __GHCPLATFORM_H__ */"</span></span>
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<pre style="margin: 0;"> <span id="LC284" class="line" lang="haskell">        <span class="p">]</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="282" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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285
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<pre style="margin: 0;"> <span id="LC285" class="line" lang="haskell"></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="283" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<pre style="margin: 0;">+<span id="LC286" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- See Note [tooldir: How GHC finds mingw on Windows]</span></span>
</pre>
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<pre style="margin: 0;"> <span id="LC287" class="line" lang="haskell"><span class="n" style="color: #333;">generateSettings</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Expr</span> <span class="kt" style="color: #458; font-weight: 600;">String</span></span>
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<td class="diff-line-num new_line" data-linenumber="288" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC288" class="line" lang="haskell"><span class="n" style="color: #333;">generateSettings</span> <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span></span>
</pre>
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<pre style="margin: 0;"> <span id="LC289" class="line" lang="haskell">    <span class="n" style="color: #333;">ctx</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">getContext</span></span>
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</table>
<br>
</li>
<li id="75e004ba0ee41712b519d7dbb11188801ddbb722">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/c6f50cea42a9ffc947bf4243986663cc820b0ec8...4517a38215eb72a4824c72d97377b9325059bf55#75e004ba0ee41712b519d7dbb11188801ddbb722"><strong>includes/ghc.mk</strong></a>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="186" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="186" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -186,6 +186,9 @@ $$(includes_$1_H_PLATFORM) : includes/ghc.mk includes/Makefile | $$$$(dir $$$$@)</td>
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<pre style="margin: 0;"> <span id="LC186" class="line" lang="make"> <span class="p">@</span><span class="nb" style="color: #0086b3;">echo</span> <span class="s2" style="color: #d14;">"#define BUILD_VENDOR  </span><span class="se" style="color: #d14;">\"</span><span class="err" style="color: #a61717; background-color: #e3d2d2;">$</span><span class="s2" style="color: #d14;">(BuildVendor_</span><span class="nv" style="color: #008080;">$1_CPP</span><span class="s2" style="color: #d14;">)</span><span class="se" style="color: #d14;">\"</span><span class="s2" style="color: #d14;">"</span>     <span class="o" style="font-weight: 600;">>></span> <span class="nv" style="color: #008080;">$$</span>@</span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="187" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC187" class="line" lang="make"> <span class="p">@</span><span class="nb" style="color: #0086b3;">echo</span> <span class="s2" style="color: #d14;">"#define HOST_VENDOR  </span><span class="se" style="color: #d14;">\"</span><span class="err" style="color: #a61717; background-color: #e3d2d2;">$</span><span class="s2" style="color: #d14;">(HostVendor_</span><span class="nv" style="color: #008080;">$1_CPP</span><span class="s2" style="color: #d14;">)</span><span class="se" style="color: #d14;">\"</span><span class="s2" style="color: #d14;">"</span>       <span class="o" style="font-weight: 600;">>></span> <span class="nv" style="color: #008080;">$$</span>@</span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="188" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC188" class="line" lang="make"> <span class="p">@</span><span class="nb" style="color: #0086b3;">echo</span>                                                       <span class="o" style="font-weight: 600;">>></span> <span class="nv" style="color: #008080;">$$</span>@</span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="189" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<pre style="margin: 0;">+<span id="LC189" class="line" lang="make"><span class="k" style="font-weight: 600;">ifeq</span> <span class="nv" style="color: #008080;">"$$(SettingsUseDistroMINGW)" "YES"</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="189" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="190" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC190" class="line" lang="make"> <span class="p">@</span><span class="nb" style="color: #0086b3;">echo</span> <span class="s2" style="color: #d14;">"#define USE_INPLACE_MINGW_TOOLCHAIN 1"</span>               <span class="o" style="font-weight: 600;">>></span> <span class="nv" style="color: #008080;">$$</span>@</span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="189" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="191" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC191" class="line" lang="make"><span class="k" style="font-weight: 600;">endif</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="189" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="192" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC192" class="line" lang="make"><span class="k" style="font-weight: 600;">ifeq</span> <span class="nv" style="color: #008080;">"$$(GhcUnregisterised)" "YES"</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="190" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="193" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC193" class="line" lang="make"> <span class="p">@</span><span class="nb" style="color: #0086b3;">echo</span> <span class="s2" style="color: #d14;">"#define UnregisterisedCompiler 1"</span>                    <span class="o" style="font-weight: 600;">>></span> <span class="nv" style="color: #008080;">$$</span>@</span>
</pre>
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<pre style="margin: 0;"> <span id="LC194" class="line" lang="make"><span class="k" style="font-weight: 600;">endif</span></span>
</pre>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="204" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="207" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -204,6 +207,7 @@ $(eval $(call includesHeaderPlatform,1))</td>
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<pre style="margin: 0;"> <span id="LC207" class="line" lang="make"></span>
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<pre style="margin: 0;"> <span id="LC208" class="line" lang="make"><span class="c" style="color: #998; font-style: italic;"># These settings are read by GHC at runtime, so as to not cause spurious</span></span>
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<pre style="margin: 0;"> <span id="LC209" class="line" lang="make"><span class="c" style="color: #998; font-style: italic;"># rebuilds.</span></span>
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<td class="diff-line-num new old_line" data-linenumber="207" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<pre style="margin: 0;">+<span id="LC210" class="line" lang="make"><span class="c" style="color: #998; font-style: italic;"># See Note [tooldir: How GHC finds mingw on Windows]</span></span>
</pre>
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<pre style="margin: 0;"> <span id="LC211" class="line" lang="make"></span>
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<pre style="margin: 0;"> <span id="LC212" class="line" lang="make"><span class="nv" style="color: #008080;">includes_SETTINGS</span> <span class="o" style="font-weight: 600;">=</span> includes/dist/build/settings</span>
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<pre style="margin: 0;"> <span id="LC213" class="line" lang="make"></span>
</pre>
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</li>
<li id="4d06beded8aec939c018bb087e93e8b5404a5d46">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/c6f50cea42a9ffc947bf4243986663cc820b0ec8...4517a38215eb72a4824c72d97377b9325059bf55#4d06beded8aec939c018bb087e93e8b5404a5d46"><strong>mk/config.mk.in</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -475,6 +475,7 @@ endif</td>
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<pre style="margin: 0;"> <span id="LC475" class="line" lang="make"><span class="c" style="color: #998; font-style: italic;"># We are in the process of moving the settings file from being entirely</span></span>
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<pre style="margin: 0;"> <span id="LC476" class="line" lang="make"><span class="c" style="color: #998; font-style: italic;"># generated by configure, to generated being by the build system. Many of these</span></span>
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<pre style="margin: 0;"> <span id="LC477" class="line" lang="make"><span class="c" style="color: #998; font-style: italic;"># might become redundant.</span></span>
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<td class="diff-line-num new old_line" data-linenumber="478" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<pre style="margin: 0;">+<span id="LC478" class="line" lang="make"><span class="c" style="color: #998; font-style: italic;"># See Note [tooldir: How GHC finds mingw on Windows]</span></span>
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<pre style="margin: 0;"> <span id="LC479" class="line" lang="make"></span>
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<pre style="margin: 0;"> <span id="LC480" class="line" lang="make"><span class="nv" style="color: #008080;">GccExtraViaCOpts</span> <span class="o" style="font-weight: 600;">=</span> @GccExtraViaCOpts@</span>
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<pre style="margin: 0;"> <span id="LC481" class="line" lang="make"><span class="nv" style="color: #008080;">LdHasFilelist</span> <span class="o" style="font-weight: 600;">=</span> @LdHasFilelist@</span>
</pre>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/c6f50cea42a9ffc947bf4243986663cc820b0ec8...4517a38215eb72a4824c72d97377b9325059bf55#678cf798967f8db3422764b19315f1438607147e"><strong>mk/project.mk.in</strong></a>
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<pre style="margin: 0;"> <span id="LC20" class="line" lang="plaintext">#</span>
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<td class="diff-line-num old_line" data-linenumber="21" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC21" class="line" lang="plaintext"># The ProjectVersionInt is included in interface files, and GHC</span>
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<td class="diff-line-num old_line" data-linenumber="22" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC22" class="line" lang="plaintext"># checks that it's reading interface generated by the same ProjectVersion</span>
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<td class="diff-line-num new_line old" data-linenumber="23" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC23" class="line" lang="plaintext"># as itself. It does this even though interface file syntax may not<span class="idiff left right"> </span></span>
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<pre style="margin: 0;">-<span id="LC24" class="line" lang="plaintext"># change between versions.  Rationale: calling conventions or other<span class="idiff left right"> </span></span>
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<td class="diff-line-num new old_line" data-linenumber="25" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="23" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
23
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<pre style="margin: 0;">+<span id="LC23" class="line" lang="plaintext"># as itself. It does this even though interface file syntax may not</span>
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<td class="diff-line-num new old_line" data-linenumber="25" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="24" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
24
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<pre style="margin: 0;">+<span id="LC24" class="line" lang="plaintext"># change between versions.  Rationale: calling conventions or other</span>
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<td class="diff-line-num old_line" data-linenumber="25" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
25
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<td class="diff-line-num new_line" data-linenumber="25" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
25
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<pre style="margin: 0;"> <span id="LC25" class="line" lang="plaintext"># random .o-file stuff might change even if the .hi syntax doesn't</span>
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<td class="diff-line-num old_line" data-linenumber="26" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
26
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<td class="diff-line-num new_line" data-linenumber="26" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
26
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<pre style="margin: 0;"> <span id="LC26" class="line" lang="plaintext"></span>
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<td class="diff-line-num old_line" data-linenumber="27" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
27
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<td class="diff-line-num new_line" data-linenumber="27" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
27
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<pre style="margin: 0;"> <span id="LC27" class="line" lang="plaintext">ProjectName       = @ProjectName@</span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="127" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="127" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -127,6 +127,7 @@ BuildVendor_CPP         = @BuildVendor_CPP@</td>
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<td class="diff-line-num old_line" data-linenumber="127" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
127
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<td class="diff-line-num new_line" data-linenumber="127" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
127
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<pre style="margin: 0;"> <span id="LC127" class="line" lang="plaintext"># Valid options: YES/NO</span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="128" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
128
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<td class="diff-line-num new_line" data-linenumber="128" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
128
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<pre style="margin: 0;"> <span id="LC128" class="line" lang="plaintext">#</span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
129
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<td class="diff-line-num new_line" data-linenumber="129" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
129
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<pre style="margin: 0;"> <span id="LC129" class="line" lang="plaintext">LeadingUnderscore=@LeadingUnderscore@</span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="130" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="130" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
130
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<pre style="margin: 0;">+<span id="LC130" class="line" lang="plaintext">SettingsUseDistroMINGW=@SettingsUseDistroMINGW@</span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="130" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
130
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<td class="diff-line-num new_line" data-linenumber="131" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
131
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<pre style="margin: 0;"> <span id="LC131" class="line" lang="plaintext"></span>
</pre>
</td>
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<td class="diff-line-num old_line" data-linenumber="131" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
131
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<td class="diff-line-num new_line" data-linenumber="132" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
132
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<pre style="margin: 0;"> <span id="LC132" class="line" lang="plaintext"># Pin a suffix on executables? If so, what (Windows only).</span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="132" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
132
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<td class="diff-line-num new_line" data-linenumber="133" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
133
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<pre style="margin: 0;"> <span id="LC133" class="line" lang="plaintext">exeext0=@exeext_host@</span>
</pre>
</td>
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