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Ben Gamari pushed to branch wip/tsan/fixes at <a href="https://gitlab.haskell.org/ghc/ghc">Glasgow Haskell Compiler / GHC</a>

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Commits:

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<strong style="font-weight: bold;"><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/53a3fe2ff56032e8d97979e2e8424a27e30648f8">53a3fe2f</a></strong>

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<span> by Ben Gamari </span> <i> at 2023-04-18T12:36:06-04:00 </i>

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<pre class="commit-message" style='white-space: pre-wrap; display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: #fbfafd; border-radius: 2px; margin: 0; padding: 8px 12px; border: 1px solid #dcdcde;'>STM: Acquire instead of seq-cst

</pre>

</li>

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<strong style="font-weight: bold;"><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/e1bd66c4aa70f2a0130820cbac48a017f76eacf9">e1bd66c4</a></strong>

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<span> by Ben Gamari </span> <i> at 2023-04-18T12:36:23-04:00 </i>

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2 changed files:

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<a href="#e137645f8a9be9fa32cc764e19cea2b492e33d9c">

rts/STM.c

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<a href="#5d16d2b1e39374d5bc4e4c5edaf25abde7c6b10a">

rts/include/stg/SMP.h

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Changes:

</h4>

<li id="e137645f8a9be9fa32cc764e19cea2b492e33d9c">

<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/37471bae2a217b7fcb537142f768a503b979f0da...e1bd66c4aa70f2a0130820cbac48a017f76eacf9#e137645f8a9be9fa32cc764e19cea2b492e33d9c"><strong style="font-weight: bold;">rts/STM.c</strong></a>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="187" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="187" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -187,7 +187,7 @@ static StgClosure *lock_tvar(Capability *cap STG_UNUSED,</td>

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<td class="old_line diff-line-num" data-linenumber="187" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

187

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<td class="new_line diff-line-num" data-linenumber="187" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC187" class="line" lang="c">                             <span class="n" style="color: #333;">StgTVar</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">s</span> <span class="n" style="color: #333;">STG_UNUSED</span><span class="p">)</span> <span class="p">{</span></span>

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<td class="old_line diff-line-num" data-linenumber="188" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

188

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<td class="new_line diff-line-num" data-linenumber="188" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC188" class="line" lang="c">  <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">result</span><span class="p">;</span></span>

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<td class="old_line diff-line-num" data-linenumber="189" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

189

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<td class="new_line diff-line-num" data-linenumber="189" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC189" class="line" lang="c">  <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : lock_tvar(%p)"</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">);</span></span>

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<td class="old_line diff-line-num old" data-linenumber="190" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

190

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<td class="new_line diff-line-num old" data-linenumber="190" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC190" class="line" lang="c">  <span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

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<td class="old_line diff-line-num new" data-linenumber="191" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="190" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

190

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC190" class="line" lang="c">  <span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

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<td class="old_line diff-line-num" data-linenumber="191" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="191" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC191" class="line" lang="c">  <span class="k" style="font-weight: 600;">return</span> <span class="n" style="color: #333;">result</span><span class="p">;</span></span>

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<td class="old_line diff-line-num" data-linenumber="192" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="192" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC192" class="line" lang="c"><span class="p">}</span></span>

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<td class="old_line diff-line-num" data-linenumber="193" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="193" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC193" class="line" lang="c"></span>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="198" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="198" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -198,7 +198,7 @@ static void unlock_tvar(Capability *cap,</td>

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<td class="old_line diff-line-num" data-linenumber="198" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC198" class="line" lang="c">                        <span class="n" style="color: #333;">StgBool</span> <span class="n" style="color: #333;">force_update</span><span class="p">)</span> <span class="p">{</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC199" class="line" lang="c">  <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : unlock_tvar(%p)"</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">);</span></span>

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<td class="new_line diff-line-num" data-linenumber="200" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC200" class="line" lang="c">  <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">force_update</span><span class="p">)</span> <span class="p">{</span></span>

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<td class="old_line diff-line-num old" data-linenumber="201" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="new_line diff-line-num old" data-linenumber="201" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC201" class="line" lang="c">    <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">old_value</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

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<td class="old_line diff-line-num new" data-linenumber="202" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="new_line diff-line-num new" data-linenumber="201" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC201" class="line" lang="c">    <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">old_value</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

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<td class="old_line diff-line-num" data-linenumber="202" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="202" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC202" class="line" lang="c">    <span class="n" style="color: #333;">RELEASE_STORE</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">,</span> <span class="n" style="color: #333;">c</span><span class="p">);</span></span>

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<td class="old_line diff-line-num" data-linenumber="203" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="203" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC203" class="line" lang="c">    <span class="n" style="color: #333;">dirty_TVAR</span><span class="p">(</span><span class="n" style="color: #333;">cap</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">,</span> <span class="n" style="color: #333;">old_value</span><span class="p">);</span></span>

</pre></td>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC204" class="line" lang="c">  <span class="p">}</span></span>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="210" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="210" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -210,7 +210,7 @@ static StgBool cond_lock_tvar(Capability *cap STG_UNUSED,</td>

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<td class="new_line diff-line-num" data-linenumber="210" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC210" class="line" lang="c">                              <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">expected</span><span class="p">)</span> <span class="p">{</span></span>

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<td class="old_line diff-line-num" data-linenumber="211" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="211" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC211" class="line" lang="c">  <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">result</span><span class="p">;</span></span>

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<td class="old_line diff-line-num" data-linenumber="212" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="212" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC212" class="line" lang="c">  <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : cond_lock_tvar(%p, %p)"</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">,</span> <span class="n" style="color: #333;">expected</span><span class="p">);</span></span>

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<td class="old_line diff-line-num old" data-linenumber="213" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="new_line diff-line-num old" data-linenumber="213" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC213" class="line" lang="c">  <span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

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<td class="old_line diff-line-num new" data-linenumber="214" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="new_line diff-line-num new" data-linenumber="213" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC213" class="line" lang="c">  <span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC214" class="line" lang="c">  <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : %s"</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">,</span> <span class="p">(</span><span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">==</span> <span class="n" style="color: #333;">expected</span><span class="p">)</span> <span class="o" style="font-weight: 600;">?</span> <span class="s" style="color: #d14;">"success"</span> <span class="o" style="font-weight: 600;">:</span> <span class="s" style="color: #d14;">"failure"</span><span class="p">);</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC215" class="line" lang="c">  <span class="k" style="font-weight: 600;">return</span> <span class="p">(</span><span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">==</span> <span class="n" style="color: #333;">expected</span><span class="p">);</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC216" class="line" lang="c"><span class="p">}</span></span>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="231" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="231" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -231,7 +231,7 @@ static void lock_stm(StgTRecHeader *trec) {</td>

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<td class="new_line diff-line-num" data-linenumber="231" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC231" class="line" lang="c"><span class="k" style="font-weight: 600;">static</span> <span class="kt" style="color: #458; font-weight: 600;">void</span> <span class="nf" style="color: #900; font-weight: 600;">unlock_stm</span><span class="p">(</span><span class="n" style="color: #333;">StgTRecHeader</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">trec</span> <span class="n" style="color: #333;">STG_UNUSED</span><span class="p">)</span> <span class="p">{</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC232" class="line" lang="c">  <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : unlock_stm()"</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC233" class="line" lang="c">  <span class="n" style="color: #333;">ASSERT</span><span class="p">(</span><span class="n" style="color: #333;">smp_locked</span> <span class="o" style="font-weight: 600;">==</span> <span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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<td class="old_line diff-line-num old" data-linenumber="234" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="new_line diff-line-num old" data-linenumber="234" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC234" class="line" lang="c">  <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_STORE</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">smp_locked</span><span class="p">,</span> <span class="mi" style="color: #099;">0</span><span class="p">);</span></span>

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<td class="old_line diff-line-num new" data-linenumber="235" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="new_line diff-line-num new" data-linenumber="234" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC234" class="line" lang="c">  <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">RELEASE</span>_STORE</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">smp_locked</span><span class="p">,</span> <span class="mi" style="color: #099;">0</span><span class="p">);</span></span>

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<td class="new_line diff-line-num" data-linenumber="235" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC235" class="line" lang="c"><span class="p">}</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC236" class="line" lang="c"></span>

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<td class="new_line diff-line-num" data-linenumber="237" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC237" class="line" lang="c"><span class="k" style="font-weight: 600;">static</span> <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="nf" style="color: #900; font-weight: 600;">lock_tvar</span><span class="p">(</span><span class="n" style="color: #333;">Capability</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">cap</span> <span class="n" style="color: #333;">STG_UNUSED</span><span class="p">,</span></span>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="240" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="240" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -240,7 +240,7 @@ static StgClosure *lock_tvar(Capability *cap STG_UNUSED,</td>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC240" class="line" lang="c">  <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">result</span><span class="p">;</span></span>

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<td class="old_line diff-line-num" data-linenumber="241" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="241" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC241" class="line" lang="c">  <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : lock_tvar(%p)"</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">);</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC242" class="line" lang="c">  <span class="n" style="color: #333;">ASSERT</span><span class="p">(</span><span class="n" style="color: #333;">smp_locked</span> <span class="o" style="font-weight: 600;">==</span> <span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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<td class="new_line diff-line-num old" data-linenumber="243" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC243" class="line" lang="c">  <span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

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<td class="new_line diff-line-num new" data-linenumber="243" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC243" class="line" lang="c">  <span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC244" class="line" lang="c">  <span class="k" style="font-weight: 600;">return</span> <span class="n" style="color: #333;">result</span><span class="p">;</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC245" class="line" lang="c"><span class="p">}</span></span>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="252" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

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<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -252,7 +252,7 @@ static void *unlock_tvar(Capability *cap,</td>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC252" class="line" lang="c">  <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : unlock_tvar(%p, %p)"</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">,</span> <span class="n" style="color: #333;">c</span><span class="p">);</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC253" class="line" lang="c">  <span class="n" style="color: #333;">ASSERT</span><span class="p">(</span><span class="n" style="color: #333;">smp_locked</span> <span class="o" style="font-weight: 600;">==</span> <span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC254" class="line" lang="c">  <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">force_update</span><span class="p">)</span> <span class="p">{</span></span>

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<td class="new_line diff-line-num old" data-linenumber="255" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC255" class="line" lang="c">    <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">old_value</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC255" class="line" lang="c">    <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">old_value</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

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<td class="new_line diff-line-num" data-linenumber="256" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC256" class="line" lang="c">    <span class="n" style="color: #333;">RELEASE_STORE</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">,</span> <span class="n" style="color: #333;">c</span><span class="p">);</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC257" class="line" lang="c">    <span class="n" style="color: #333;">dirty_TVAR</span><span class="p">(</span><span class="n" style="color: #333;">cap</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">,</span> <span class="n" style="color: #333;">old_value</span><span class="p">);</span></span>

</pre></td>

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<td class="old_line diff-line-num" data-linenumber="258" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

258

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<td class="new_line diff-line-num" data-linenumber="258" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC258" class="line" lang="c">  <span class="p">}</span></span>

</pre></td>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="265" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="265" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -265,7 +265,7 @@ static StgBool cond_lock_tvar(Capability *cap STG_UNUSED,</td>

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<td class="old_line diff-line-num" data-linenumber="265" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

265

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<td class="new_line diff-line-num" data-linenumber="265" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC265" class="line" lang="c">  <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">result</span><span class="p">;</span></span>

</pre></td>

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<td class="old_line diff-line-num" data-linenumber="266" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="266" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC266" class="line" lang="c">  <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : cond_lock_tvar(%p, %p)"</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">,</span> <span class="n" style="color: #333;">expected</span><span class="p">);</span></span>

</pre></td>

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<td class="old_line diff-line-num" data-linenumber="267" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="267" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC267" class="line" lang="c">  <span class="n" style="color: #333;">ASSERT</span><span class="p">(</span><span class="n" style="color: #333;">smp_locked</span> <span class="o" style="font-weight: 600;">==</span> <span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

</pre></td>

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<td class="old_line diff-line-num old" data-linenumber="268" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="new_line diff-line-num old" data-linenumber="268" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC268" class="line" lang="c">  <span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

</pre></td>

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<td class="old_line diff-line-num new" data-linenumber="269" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="268" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC268" class="line" lang="c">  <span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

</pre></td>

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<td class="old_line diff-line-num" data-linenumber="269" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="269" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC269" class="line" lang="c">  <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : %d"</span><span class="p">,</span> <span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">?</span> <span class="s" style="color: #d14;">"success"</span> <span class="o" style="font-weight: 600;">:</span> <span class="s" style="color: #d14;">"failure"</span><span class="p">);</span></span>

</pre></td>

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<td class="old_line diff-line-num" data-linenumber="270" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="270" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC270" class="line" lang="c">  <span class="k" style="font-weight: 600;">return</span> <span class="p">(</span><span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">==</span> <span class="n" style="color: #333;">expected</span><span class="p">);</span></span>

</pre></td>

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<td class="old_line diff-line-num" data-linenumber="271" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="271" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC271" class="line" lang="c"><span class="p">}</span></span>

</pre></td>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="313" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="313" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -313,7 +313,7 @@ static void unlock_tvar(Capability *cap,</td>

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<td class="old_line diff-line-num" data-linenumber="313" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="313" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC313" class="line" lang="c">                        <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">c</span><span class="p">,</span></span>

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<td class="old_line diff-line-num" data-linenumber="314" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="314" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC314" class="line" lang="c">                        <span class="n" style="color: #333;">StgBool</span> <span class="n" style="color: #333;">force_update</span> <span class="n" style="color: #333;">STG_UNUSED</span><span class="p">)</span> <span class="p">{</span></span>

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<td class="old_line diff-line-num" data-linenumber="315" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="315" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC315" class="line" lang="c">  <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : unlock_tvar(%p, %p)"</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">,</span> <span class="n" style="color: #333;">c</span><span class="p">);</span></span>

</pre></td>

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<td class="new_line diff-line-num old" data-linenumber="316" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC316" class="line" lang="c">  <span class="n" style="color: #333;">ASSERT</span><span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">==</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span><span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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<td class="new_line diff-line-num new" data-linenumber="316" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC316" class="line" lang="c">  <span class="n" style="color: #333;">ASSERT</span><span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">==</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span><span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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<td class="new_line diff-line-num" data-linenumber="317" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC317" class="line" lang="c">  <span class="n" style="color: #333;">RELEASE_STORE</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">,</span> <span class="n" style="color: #333;">c</span><span class="p">);</span></span>

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<td class="old_line diff-line-num" data-linenumber="318" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="318" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC318" class="line" lang="c">  <span class="n" style="color: #333;">dirty_TVAR</span><span class="p">(</span><span class="n" style="color: #333;">cap</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">,</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span> <span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC319" class="line" lang="c"><span class="p">}</span></span>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="377" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="377" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -377,7 +377,7 @@ static void unpark_waiters_on(Capability *cap, StgTVar *s) {</td>

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<td class="new_line diff-line-num" data-linenumber="377" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC377" class="line" lang="c">  <span class="n" style="color: #333;">StgTVarWatchQueue</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">trail</span><span class="p">;</span></span>

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<td class="old_line diff-line-num" data-linenumber="378" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="378" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC378" class="line" lang="c">  <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"unpark_waiters_on tvar=%p"</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">);</span></span>

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<td class="new_line diff-line-num" data-linenumber="379" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC379" class="line" lang="c">  <span class="c1" style="color: #998; font-style: italic;">// unblock TSOs in reverse order, to be a bit fairer (#2319)</span></span>

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<td class="old_line diff-line-num old" data-linenumber="380" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="new_line diff-line-num old" data-linenumber="380" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC380" class="line" lang="c">  <span class="k" style="font-weight: 600;">for</span> <span class="p">(</span><span class="n" style="color: #333;">q</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">first_watch_queue_entry</span><span class="p">),</span> <span class="n" style="color: #333;">trail</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">q</span><span class="p">;</span></span>

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<td class="old_line diff-line-num new" data-linenumber="381" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="new_line diff-line-num new" data-linenumber="380" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC380" class="line" lang="c">  <span class="k" style="font-weight: 600;">for</span> <span class="p">(</span><span class="n" style="color: #333;">q</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">first_watch_queue_entry</span><span class="p">),</span> <span class="n" style="color: #333;">trail</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">q</span><span class="p">;</span></span>

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<td class="old_line diff-line-num" data-linenumber="381" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="new_line diff-line-num" data-linenumber="381" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC381" class="line" lang="c">       <span class="n" style="color: #333;">q</span> <span class="o" style="font-weight: 600;">!=</span> <span class="n" style="color: #333;">END_STM_WATCH_QUEUE</span><span class="p">;</span></span>

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<td class="new_line diff-line-num" data-linenumber="382" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC382" class="line" lang="c">       <span class="n" style="color: #333;">q</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">q</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">next_queue_entry</span><span class="p">)</span> <span class="p">{</span></span>

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<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -534,16 +534,16 @@ static void build_watch_queue_entries_for_trec(Capability *cap,</td>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC534" class="line" lang="c">    <span class="n" style="color: #333;">StgTVarWatchQueue</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">fq</span><span class="p">;</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC535" class="line" lang="c">    <span class="n" style="color: #333;">s</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">tvar</span><span class="p">;</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC536" class="line" lang="c">    <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : adding tso=%p to watch queue for tvar=%p"</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">,</span> <span class="n" style="color: #333;">tso</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">);</span></span>

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<td class="new_line diff-line-num old" data-linenumber="537" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC537" class="line" lang="c">    <span class="n" style="color: #333;">ACQ_ASSERT</span><span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">==</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span><span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC538" class="line" lang="c">    <span class="n" style="color: #333;">NACQ_ASSERT</span><span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">==</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">expected_value</span><span class="p">);</span></span>

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC539" class="line" lang="c">    <span class="n" style="color: #333;">fq</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">first_watch_queue_entry</span><span class="p">);</span></span>

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC537" class="line" lang="c">    <span class="n" style="color: #333;">ACQ_ASSERT</span><span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">==</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span><span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC538" class="line" lang="c">    <span class="n" style="color: #333;">NACQ_ASSERT</span><span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">==</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">expected_value</span><span class="p">);</span></span>

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC539" class="line" lang="c">    <span class="n" style="color: #333;">fq</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">first_watch_queue_entry</span><span class="p">);</span></span>

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540

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC540" class="line" lang="c">    <span class="n" style="color: #333;">q</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">alloc_stg_tvar_watch_queue</span><span class="p">(</span><span class="n" style="color: #333;">cap</span><span class="p">,</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span><span class="o" style="font-weight: 600;">*</span><span class="p">)</span> <span class="n" style="color: #333;">tso</span><span class="p">);</span></span>

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541

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC541" class="line" lang="c">    <span class="n" style="color: #333;">q</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">next_queue_entry</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">fq</span><span class="p">;</span></span>

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542

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542

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC542" class="line" lang="c">    <span class="n" style="color: #333;">q</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">prev_queue_entry</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">END_STM_WATCH_QUEUE</span><span class="p">;</span></span>

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543

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543

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC543" class="line" lang="c">    <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">fq</span> <span class="o" style="font-weight: 600;">!=</span> <span class="n" style="color: #333;">END_STM_WATCH_QUEUE</span><span class="p">)</span> <span class="p">{</span></span>

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544

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544

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC544" class="line" lang="c">      <span class="n" style="color: #333;">fq</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">prev_queue_entry</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">q</span><span class="p">;</span></span>

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545

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545

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC545" class="line" lang="c">    <span class="p">}</span></span>

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546

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<td class="new_line diff-line-num old" data-linenumber="546" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC546" class="line" lang="c">    <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_STORE</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">first_watch_queue_entry</span><span class="p">,</span> <span class="n" style="color: #333;">q</span><span class="p">);</span></span>

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546

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC546" class="line" lang="c">    <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">RELEASE</span>_STORE</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">first_watch_queue_entry</span><span class="p">,</span> <span class="n" style="color: #333;">q</span><span class="p">);</span></span>

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547

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547

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC547" class="line" lang="c">    <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">new_value</span> <span class="o" style="font-weight: 600;">=</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span> <span class="n" style="color: #333;">q</span><span class="p">;</span></span>

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548

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548

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC548" class="line" lang="c">    <span class="n" style="color: #333;">dirty_TVAR</span><span class="p">(</span><span class="n" style="color: #333;">cap</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">,</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span> <span class="n" style="color: #333;">fq</span><span class="p">);</span> <span class="c1" style="color: #998; font-style: italic;">// we modified first_watch_queue_entry</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC549" class="line" lang="c">  <span class="p">});</span></span>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="571" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

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<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -571,7 +571,7 @@ static void remove_watch_queue_entries_for_trec(Capability *cap,</td>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC571" class="line" lang="c">          <span class="n" style="color: #333;">trec</span><span class="p">,</span></span>

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC572" class="line" lang="c">          <span class="n" style="color: #333;">q</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">closure</span><span class="p">,</span></span>

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573

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC573" class="line" lang="c">          <span class="n" style="color: #333;">s</span><span class="p">);</span></span>

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC574" class="line" lang="c">    <span class="n" style="color: #333;">ACQ_ASSERT</span><span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">==</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span><span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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<td class="old_line diff-line-num new" data-linenumber="575" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="new_line diff-line-num new" data-linenumber="574" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

574

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC574" class="line" lang="c">    <span class="n" style="color: #333;">ACQ_ASSERT</span><span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">==</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span><span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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575

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<td class="new_line diff-line-num" data-linenumber="575" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

575

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC575" class="line" lang="c">    <span class="n" style="color: #333;">nq</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">q</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">next_queue_entry</span><span class="p">;</span></span>

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<td class="old_line diff-line-num" data-linenumber="576" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

576

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<td class="new_line diff-line-num" data-linenumber="576" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

576

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC576" class="line" lang="c">    <span class="n" style="color: #333;">pq</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">q</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">prev_queue_entry</span><span class="p">;</span></span>

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<td class="old_line diff-line-num" data-linenumber="577" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

577

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<td class="new_line diff-line-num" data-linenumber="577" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

577

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC577" class="line" lang="c">    <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">nq</span> <span class="o" style="font-weight: 600;">!=</span> <span class="n" style="color: #333;">END_STM_WATCH_QUEUE</span><span class="p">)</span> <span class="p">{</span></span>

</pre></td>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="580" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="580" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -580,8 +580,8 @@ static void remove_watch_queue_entries_for_trec(Capability *cap,</td>

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580

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<td class="new_line diff-line-num" data-linenumber="580" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

580

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC580" class="line" lang="c">    <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">pq</span> <span class="o" style="font-weight: 600;">!=</span> <span class="n" style="color: #333;">END_STM_WATCH_QUEUE</span><span class="p">)</span> <span class="p">{</span></span>

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<td class="old_line diff-line-num" data-linenumber="581" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

581

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<td class="new_line diff-line-num" data-linenumber="581" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

581

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC581" class="line" lang="c">      <span class="n" style="color: #333;">pq</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">next_queue_entry</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">nq</span><span class="p">;</span></span>

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<td class="old_line diff-line-num" data-linenumber="582" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

582

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<td class="new_line diff-line-num" data-linenumber="582" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

582

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC582" class="line" lang="c">    <span class="p">}</span> <span class="k" style="font-weight: 600;">else</span> <span class="p">{</span></span>

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<td class="old_line diff-line-num old" data-linenumber="583" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

583

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<td class="new_line diff-line-num old" data-linenumber="583" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC583" class="line" lang="c">      <span class="n" style="color: #333;">ASSERT</span><span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">first_watch_queue_entry</span><span class="p">)</span> <span class="o" style="font-weight: 600;">==</span> <span class="n" style="color: #333;">q</span><span class="p">);</span></span>

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<td class="old_line diff-line-num old" data-linenumber="584" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

584

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<td class="new_line diff-line-num old" data-linenumber="583" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC584" class="line" lang="c">      <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_STORE</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">first_watch_queue_entry</span><span class="p">,</span> <span class="n" style="color: #333;">nq</span><span class="p">);</span></span>

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<td class="old_line diff-line-num new" data-linenumber="585" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="583" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

583

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC583" class="line" lang="c">      <span class="n" style="color: #333;">ASSERT</span><span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">first_watch_queue_entry</span><span class="p">)</span> <span class="o" style="font-weight: 600;">==</span> <span class="n" style="color: #333;">q</span><span class="p">);</span></span>

</pre></td>

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<td class="new_line diff-line-num new" data-linenumber="584" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

584

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC584" class="line" lang="c">      <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">RELEASE</span>_STORE</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">first_watch_queue_entry</span><span class="p">,</span> <span class="n" style="color: #333;">nq</span><span class="p">);</span></span>

</pre></td>

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585

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC585" class="line" lang="c">      <span class="n" style="color: #333;">dirty_TVAR</span><span class="p">(</span><span class="n" style="color: #333;">cap</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">,</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span> <span class="n" style="color: #333;">q</span><span class="p">);</span> <span class="c1" style="color: #998; font-style: italic;">// we modified first_watch_queue_entry</span></span>

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586

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC586" class="line" lang="c">    <span class="p">}</span></span>

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587

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<td class="new_line diff-line-num" data-linenumber="587" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC587" class="line" lang="c">    <span class="n" style="color: #333;">free_stg_tvar_watch_queue</span><span class="p">(</span><span class="n" style="color: #333;">cap</span><span class="p">,</span> <span class="n" style="color: #333;">q</span><span class="p">);</span></span>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="729" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="729" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -729,7 +729,7 @@ static StgBool entry_is_read_only(TRecEntry *e) {</td>

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729

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<td class="new_line diff-line-num" data-linenumber="729" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC729" class="line" lang="c"><span class="k" style="font-weight: 600;">static</span> <span class="n" style="color: #333;">StgBool</span> <span class="nf" style="color: #900; font-weight: 600;">tvar_is_locked</span><span class="p">(</span><span class="n" style="color: #333;">StgTVar</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">s</span><span class="p">,</span> <span class="n" style="color: #333;">StgTRecHeader</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">h</span><span class="p">)</span> <span class="p">{</span></span>

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730

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC730" class="line" lang="c">  <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">c</span><span class="p">;</span></span>

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<td class="old_line diff-line-num" data-linenumber="731" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

731

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC731" class="line" lang="c">  <span class="n" style="color: #333;">StgBool</span> <span class="n" style="color: #333;">result</span><span class="p">;</span></span>

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<td class="old_line diff-line-num old" data-linenumber="732" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

732

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<td class="new_line diff-line-num old" data-linenumber="732" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC732" class="line" lang="c">  <span class="n" style="color: #333;">c</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

</pre></td>

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<td class="old_line diff-line-num new" data-linenumber="733" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="732" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC732" class="line" lang="c">  <span class="n" style="color: #333;">c</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

</pre></td>

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733

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<td class="new_line diff-line-num" data-linenumber="733" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

733

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC733" class="line" lang="c">  <span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">=</span> <span class="p">(</span><span class="n" style="color: #333;">c</span> <span class="o" style="font-weight: 600;">==</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span> <span class="n" style="color: #333;">h</span><span class="p">);</span></span>

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<td class="old_line diff-line-num" data-linenumber="734" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

734

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734

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC734" class="line" lang="c">  <span class="k" style="font-weight: 600;">return</span> <span class="n" style="color: #333;">result</span><span class="p">;</span></span>

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735

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735

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC735" class="line" lang="c"><span class="p">}</span></span>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="805" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="805" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -805,13 +805,13 @@ static StgBool validate_and_acquire_ownership (Capability *cap,</td>

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805

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805

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC805" class="line" lang="c">          <span class="c1" style="color: #998; font-style: italic;">// The memory ordering here must ensure that we have two distinct</span></span>

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806

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806

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC806" class="line" lang="c">          <span class="c1" style="color: #998; font-style: italic;">// reads to current_value, with the read from num_updates between</span></span>

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<td class="old_line diff-line-num" data-linenumber="807" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

807

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<td class="new_line diff-line-num" data-linenumber="807" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

807

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC807" class="line" lang="c">          <span class="c1" style="color: #998; font-style: italic;">// them.</span></span>

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<td class="old_line diff-line-num old" data-linenumber="808" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

808

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<td class="new_line diff-line-num old" data-linenumber="808" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC808" class="line" lang="c">          <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">!=</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">expected_value</span><span class="p">)</span> <span class="p">{</span></span>

</pre></td>

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<td class="old_line diff-line-num new" data-linenumber="809" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="808" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

808

</td>

<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC808" class="line" lang="c">          <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">!=</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">expected_value</span><span class="p">)</span> <span class="p">{</span></span>

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<td class="old_line diff-line-num" data-linenumber="809" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

809

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<td class="new_line diff-line-num" data-linenumber="809" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

809

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC809" class="line" lang="c">            <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : doesn't match"</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

</pre></td>

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<td class="old_line diff-line-num" data-linenumber="810" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

810

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<td class="new_line diff-line-num" data-linenumber="810" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

810

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC810" class="line" lang="c">            <span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">=</span> <span class="nb" style="color: #0086b3;">false</span><span class="p">;</span></span>

</pre></td>

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<td class="old_line diff-line-num" data-linenumber="811" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

811

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<td class="new_line diff-line-num" data-linenumber="811" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

811

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC811" class="line" lang="c">            <span class="n" style="color: #333;">BREAK_FOR_EACH</span><span class="p">;</span></span>

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<td class="old_line diff-line-num" data-linenumber="812" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

812

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<td class="new_line diff-line-num" data-linenumber="812" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

812

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC812" class="line" lang="c">          <span class="p">}</span></span>

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<td class="old_line diff-line-num" data-linenumber="813" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

813

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<td class="new_line diff-line-num" data-linenumber="813" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

813

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC813" class="line" lang="c">          <span class="n" style="color: #333;">e</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">num_updates</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">SEQ_CST_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">num_updates</span><span class="p">);</span></span>

</pre></td>

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<td class="old_line diff-line-num old" data-linenumber="814" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

814

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<td class="new_line diff-line-num old" data-linenumber="814" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

</td>

<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC814" class="line" lang="c">          <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">!=</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">expected_value</span><span class="p">)</span> <span class="p">{</span></span>

</pre></td>

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<td class="old_line diff-line-num new" data-linenumber="815" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="814" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

814

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC814" class="line" lang="c">          <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">)</span> <span class="o" style="font-weight: 600;">!=</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">expected_value</span><span class="p">)</span> <span class="p">{</span></span>

</pre></td>

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<td class="old_line diff-line-num" data-linenumber="815" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

815

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<td class="new_line diff-line-num" data-linenumber="815" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

815

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC815" class="line" lang="c">            <span class="n" style="color: #333;">TRACE</span><span class="p">(</span><span class="s" style="color: #d14;">"%p : doesn't match (race)"</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

</pre></td>

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<td class="old_line diff-line-num" data-linenumber="816" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

816

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<td class="new_line diff-line-num" data-linenumber="816" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

816

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC816" class="line" lang="c">            <span class="n" style="color: #333;">result</span> <span class="o" style="font-weight: 600;">=</span> <span class="nb" style="color: #0086b3;">false</span><span class="p">;</span></span>

</pre></td>

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<td class="old_line diff-line-num" data-linenumber="817" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

817

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<td class="new_line diff-line-num" data-linenumber="817" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

817

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC817" class="line" lang="c">            <span class="n" style="color: #333;">BREAK_FOR_EACH</span><span class="p">;</span></span>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="854" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="854" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -854,7 +854,7 @@ static StgBool check_read_only(StgTRecHeader *trec STG_UNUSED) {</td>

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854

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854

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC854" class="line" lang="c"></span>

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<td class="old_line diff-line-num" data-linenumber="855" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

855

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<td class="new_line diff-line-num" data-linenumber="855" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

855

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC855" class="line" lang="c">        <span class="c1" style="color: #998; font-style: italic;">// We must first load current_value then num_updates; this is inverse of</span></span>

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<td class="old_line diff-line-num" data-linenumber="856" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

856

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<td class="new_line diff-line-num" data-linenumber="856" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

856

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC856" class="line" lang="c">        <span class="c1" style="color: #998; font-style: italic;">// the order of the stores in stmCommitTransaction.</span></span>

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<td class="old_line diff-line-num old" data-linenumber="857" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

857

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<td class="new_line diff-line-num old" data-linenumber="857" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC857" class="line" lang="c">        <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">current_value</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right deletion" style="background-color: #fac5cd;">SEQ_CST</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

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<td class="old_line diff-line-num new" data-linenumber="858" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

</td>

<td class="new_line diff-line-num new" data-linenumber="857" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

857

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC857" class="line" lang="c">        <span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="n" style="color: #333;">current_value</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right addition" style="background-color: #c7f0d2;">ACQUIRE</span>_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p">);</span></span>

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<td class="old_line diff-line-num" data-linenumber="858" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

858

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<td class="new_line diff-line-num" data-linenumber="858" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

858

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC858" class="line" lang="c">        <span class="n" style="color: #333;">StgInt</span> <span class="n" style="color: #333;">num_updates</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">SEQ_CST_LOAD</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">num_updates</span><span class="p">);</span></span>

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859

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<td class="new_line diff-line-num" data-linenumber="859" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

859

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC859" class="line" lang="c"></span>

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<td class="old_line diff-line-num" data-linenumber="860" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

860

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<td class="new_line diff-line-num" data-linenumber="860" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

860

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC860" class="line" lang="c">        <span class="c1" style="color: #998; font-style: italic;">// Note we need both checks and in this order as the TVar could be</span></span>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="1188" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="1188" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -1188,7 +1188,7 @@ StgBool stmCommitNestedTransaction(Capability *cap, StgTRecHeader *trec) {</td>

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1188

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<td class="new_line diff-line-num" data-linenumber="1188" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1188

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC1188" class="line" lang="c">            <span class="n" style="color: #333;">unlock_tvar</span><span class="p">(</span><span class="n" style="color: #333;">cap</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">,</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">expected_value</span><span class="p">,</span> <span class="nb" style="color: #0086b3;">false</span><span class="p">);</span></span>

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<td class="old_line diff-line-num" data-linenumber="1189" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1189

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<td class="new_line diff-line-num" data-linenumber="1189" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1189

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC1189" class="line" lang="c">        <span class="p">}</span></span>

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<td class="old_line diff-line-num" data-linenumber="1190" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1190

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<td class="new_line diff-line-num" data-linenumber="1190" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1190

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC1190" class="line" lang="c">        <span class="n" style="color: #333;">merge_update_into</span><span class="p">(</span><span class="n" style="color: #333;">cap</span><span class="p">,</span> <span class="n" style="color: #333;">et</span><span class="p">,</span> <span class="n" style="color: #333;">s</span><span class="p">,</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">expected_value</span><span class="p">,</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">new_value</span><span class="p">);</span></span>

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<td class="old_line diff-line-num old" data-linenumber="1191" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

1191

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<td class="new_line diff-line-num old" data-linenumber="1191" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">

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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC1191" class="line" lang="c">        <span class="n" style="color: #333;">ACQ_ASSERT</span><span class="p">(</span><span class="n" style="color: #333;">s</span><span class="idiff left deletion" style="background-color: #fac5cd;"> </span><span class="o" style="font-weight: 600;">-></span><span class="idiff right deletion" style="background-color: #fac5cd;"> </span><span class="n" style="color: #333;">current_value</span> <span class="o" style="font-weight: 600;">!=</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span><span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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<td class="old_line diff-line-num new" data-linenumber="1192" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="new_line diff-line-num new" data-linenumber="1191" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

1191

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC1191" class="line" lang="c">        <span class="n" style="color: #333;">ACQ_ASSERT</span><span class="p">(</span><span class="n" style="color: #333;"><span class="idiff left addition" style="background-color: #c7f0d2;">ACQUIRE_LOAD</span></span><span class="p"><span class="idiff addition" style="background-color: #c7f0d2;">(</span></span><span class="o" style="font-weight: 600;"><span class="idiff addition" style="background-color: #c7f0d2;">&</span></span><span class="n" style="color: #333;">s</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">current_value</span><span class="p"><span class="idiff right addition" style="background-color: #c7f0d2;">)</span></span> <span class="o" style="font-weight: 600;">!=</span> <span class="p">(</span><span class="n" style="color: #333;">StgClosure</span> <span class="o" style="font-weight: 600;">*</span><span class="p">)</span><span class="n" style="color: #333;">trec</span><span class="p">);</span></span>

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<td class="old_line diff-line-num" data-linenumber="1192" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1192

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<td class="new_line diff-line-num" data-linenumber="1192" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1192

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC1192" class="line" lang="c">      <span class="p">});</span></span>

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<td class="old_line diff-line-num" data-linenumber="1193" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1193

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<td class="new_line diff-line-num" data-linenumber="1193" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1193

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC1193" class="line" lang="c">    <span class="p">}</span> <span class="k" style="font-weight: 600;">else</span> <span class="p">{</span></span>

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<td class="old_line diff-line-num" data-linenumber="1194" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1194

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<td class="new_line diff-line-num" data-linenumber="1194" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

1194

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC1194" class="line" lang="c">        <span class="n" style="color: #333;">revert_ownership</span><span class="p">(</span><span class="n" style="color: #333;">cap</span><span class="p">,</span> <span class="n" style="color: #333;">trec</span><span class="p">,</span> <span class="nb" style="color: #0086b3;">false</span><span class="p">);</span></span>

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<br>

</li>

<li id="5d16d2b1e39374d5bc4e4c5edaf25abde7c6b10a">

<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/37471bae2a217b7fcb537142f768a503b979f0da...e1bd66c4aa70f2a0130820cbac48a017f76eacf9#5d16d2b1e39374d5bc4e4c5edaf25abde7c6b10a"><strong style="font-weight: bold;">rts/include/stg/SMP.h</strong></a>

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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="685" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="diff-line-num unfold js-unfold new_line" data-linenumber="685" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>

<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -685,6 +685,12 @@ load_load_barrier(void) {</td>

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685

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<td class="new_line diff-line-num" data-linenumber="685" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

685

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC685" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// These are typically necessary only in very specific cases (e.g. WSDeque)</span></span>

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686

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<td class="new_line diff-line-num" data-linenumber="686" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

686

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC686" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// where the ordered operations aren't expressive enough to capture the desired</span></span>

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687

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<td class="new_line diff-line-num" data-linenumber="687" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

687

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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC687" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// ordering.</span></span>

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<td class="old_line diff-line-num new" data-linenumber="688" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="new_line diff-line-num new" data-linenumber="688" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

688

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC688" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">//</span></span>

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<td class="new_line diff-line-num new" data-linenumber="689" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

689

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC689" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// Additionally, it is preferable to use the *_FENCE_ON() forms, which turn into</span></span>

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<td class="new_line diff-line-num new" data-linenumber="690" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

690

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC690" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// memory accesses when compiling for ThreadSanitizer (as ThreadSanitizer is</span></span>

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<td class="new_line diff-line-num new" data-linenumber="691" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

691

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC691" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// otherwise unable to reason about fences). See Note [ThreadSanitizer] in</span></span>

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<td class="new_line diff-line-num new" data-linenumber="692" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

692

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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC692" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// TSANUtils.h.</span></span>

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<td class="old_line diff-line-num new" data-linenumber="688" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

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<td class="new_line diff-line-num new" data-linenumber="693" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">

693

</td>

<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC693" class="line" lang="c"></span>

</pre></td>

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

<td class="old_line diff-line-num" data-linenumber="688" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

688

</td>

<td class="new_line diff-line-num" data-linenumber="694" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

694

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC694" class="line" lang="c"><span class="cp" style="color: #999; font-weight: 600;">#define ACQUIRE_FENCE() __atomic_thread_fence(__ATOMIC_ACQUIRE)</span></span>

</pre></td>

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

<td class="old_line diff-line-num" data-linenumber="689" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

689

</td>

<td class="new_line diff-line-num" data-linenumber="695" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

695

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC695" class="line" lang="c"><span class="cp" style="color: #999; font-weight: 600;">#define RELEASE_FENCE() __atomic_thread_fence(__ATOMIC_RELEASE)</span></span>

</pre></td>

</tr>

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

<td class="old_line diff-line-num" data-linenumber="690" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

690

</td>

<td class="new_line diff-line-num" data-linenumber="696" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">

696

</td>

<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC696" class="line" lang="c"><span class="cp" style="color: #999; font-weight: 600;">#define SEQ_CST_FENCE() __atomic_thread_fence(__ATOMIC_SEQ_CST)</span></span>

</pre></td>

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