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<h3>
Ben Gamari pushed to branch wip/keepAlive-the-return-of-the-primop
at <a href="https://gitlab.haskell.org/ghc/ghc">Glasgow Haskell Compiler / GHC</a>
</h3>
<h4>
Commits:
</h4>
<ul>
<li>
<strong><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/97aa7d1f2bd9bdb75b5d0e6cc95831312d5476cd">97aa7d1f</a></strong>
<div>
<span>by Ben Gamari</span>
<i>at 2020-12-01T12:15:29-05:00</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">GHC.Event.IntTable: Use unsafeWithForeignPtr
</pre>
</li>
<li>
<strong><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/29a1a41cac433c9b7eadfc03aceadd5ac69a4999">29a1a41c</a></strong>
<div>
<span>by Ben Gamari</span>
<i>at 2020-12-02T13:20:38-05:00</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">testsuite fixes
</pre>
</li>
</ul>
<h4>3 changed files:</h4>
<ul>
<li class="file-stats">
<a href="#22123dd2285aaee7484b41ab163e48b983127fc6">
libraries/base/GHC/Event/IntTable.hs
</a>
</li>
<li class="file-stats">
<a href="#84f6654de7f7b67ecc9f7ed29a0e4a7a4a3ff78a">
testsuite/tests/ghci/should_run/T16012.script
</a>
</li>
<li class="file-stats">
<a href="#b06ffdf124ec81fadade4b5d522e502283f8753b">
testsuite/tests/ghci/should_run/T16012.stdout
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</li>
</ul>
<h4>Changes:</h4>
<li id="22123dd2285aaee7484b41ab163e48b983127fc6">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e11f088bf1f36cd8889ece8dd59c5d8964b8a2eb...29a1a41cac433c9b7eadfc03aceadd5ac69a4999#22123dd2285aaee7484b41ab163e48b983127fc6"><strong>libraries/base/GHC/Event/IntTable.hs</strong></a>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="17" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="17" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -17,7 +17,8 @@ module GHC.Event.IntTable</td>
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<pre style="margin: 0;"> <span id="LC17" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Data.Bits</span> <span class="p">((</span><span class="o" style="font-weight: 600;">.&.</span><span class="p">),</span> <span class="nf" style="color: #900; font-weight: 600;">shiftL</span><span class="p">,</span> <span class="nf" style="color: #900; font-weight: 600;">shiftR</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC18" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Data.IORef</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">IORef</span><span class="p">,</span> <span class="nf" style="color: #900; font-weight: 600;">newIORef</span><span class="p">,</span> <span class="nf" style="color: #900; font-weight: 600;">readIORef</span><span class="p">,</span> <span class="nf" style="color: #900; font-weight: 600;">writeIORef</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC19" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Data.Maybe</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Maybe</span><span class="p">(</span><span class="o" style="font-weight: 600;">..</span><span class="p">),</span> <span class="nf" style="color: #900; font-weight: 600;">isJust</span><span class="p">)</span></span>
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<td class="diff-line-num new_line old" data-linenumber="20" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC20" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Foreign.ForeignPtr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">ForeignPtr</span><span class="p">,</span> <span class="nf" style="color: #900; font-weight: 600;">mallocForeignPtr</span><span class="p">,</span> <span class="nf" style="color: #900; font-weight: 600;">withForeignPtr</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="21" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<pre style="margin: 0;">+<span id="LC20" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Foreign.ForeignPtr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">ForeignPtr</span><span class="p">,</span> <span class="nf" style="color: #900; font-weight: 600;">mallocForeignPtr</span><span class="p">)</span></span>
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<pre style="margin: 0;">+<span id="LC21" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">GHC.ForeignPtr</span> <span class="p">(</span><span class="nf" style="color: #900; font-weight: 600;">unsafeWithForeignPtr</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC22" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">Foreign.Storable</span> <span class="p">(</span><span class="nf" style="color: #900; font-weight: 600;">peek</span><span class="p">,</span> <span class="nf" style="color: #900; font-weight: 600;">poke</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC23" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">GHC.Base</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Monad</span><span class="p">(</span><span class="o" style="font-weight: 600;">..</span><span class="p">),</span> <span class="p">(</span><span class="o" style="font-weight: 600;">=<<</span><span class="p">),</span> <span class="p">(</span><span class="o" style="font-weight: 600;">$</span><span class="p">),</span> <span class="p">(</span><span class="o" style="font-weight: 600;">$!</span><span class="p">),</span> <span class="nf" style="color: #900; font-weight: 600;">const</span><span class="p">,</span> <span class="nf" style="color: #900; font-weight: 600;">liftM</span><span class="p">,</span> <span class="nf" style="color: #900; font-weight: 600;">otherwise</span><span class="p">,</span> <span class="nf" style="color: #900; font-weight: 600;">when</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC24" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">import</span> <span class="nn" style="color: #555;">GHC.Classes</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Eq</span><span class="p">(</span><span class="o" style="font-weight: 600;">..</span><span class="p">),</span> <span class="kt" style="color: #458; font-weight: 600;">Ord</span><span class="p">(</span><span class="o" style="font-weight: 600;">..</span><span class="p">))</span></span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="62" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -62,7 +63,7 @@ new_ :: Int -> IO (IT a)</td>
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<pre style="margin: 0;"> <span id="LC63" class="line" lang="haskell"><span class="n" style="color: #333;">new_</span> <span class="n" style="color: #333;">capacity</span> <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span></span>
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<pre style="margin: 0;"> <span id="LC64" class="line" lang="haskell">  <span class="n" style="color: #333;">arr</span> <span class="o" style="font-weight: 600;"><-</span> <span class="kt" style="color: #458; font-weight: 600;">Arr</span><span class="o" style="font-weight: 600;">.</span><span class="n" style="color: #333;">new</span> <span class="kt" style="color: #458; font-weight: 600;">Empty</span> <span class="n" style="color: #333;">capacity</span></span>
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<pre style="margin: 0;"> <span id="LC65" class="line" lang="haskell">  <span class="n" style="color: #333;">size</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">mallocForeignPtr</span></span>
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<pre style="margin: 0;">-<span id="LC65" class="line" lang="haskell">  <span class="n" style="color: #333;"><span class="idiff left right">w</span>ithForeignPtr</span> <span class="n" style="color: #333;">size</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="n" style="color: #333;">ptr</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">poke</span> <span class="n" style="color: #333;">ptr</span> <span class="mi" style="color: #099;">0</span></span>
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<pre style="margin: 0;">+<span id="LC66" class="line" lang="haskell">  <span class="n" style="color: #333;"><span class="idiff left right">unsafeW</span>ithForeignPtr</span> <span class="n" style="color: #333;">size</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="n" style="color: #333;">ptr</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">poke</span> <span class="n" style="color: #333;">ptr</span> <span class="mi" style="color: #099;">0</span></span>
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<pre style="margin: 0;"> <span id="LC67" class="line" lang="haskell">  <span class="n" style="color: #333;">return</span> <span class="kt" style="color: #458; font-weight: 600;">IT</span> <span class="p">{</span> <span class="n" style="color: #333;">tabArr</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">arr</span></span>
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<pre style="margin: 0;"> <span id="LC68" class="line" lang="haskell">            <span class="p">,</span> <span class="n" style="color: #333;">tabSize</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">size</span></span>
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<pre style="margin: 0;"> <span id="LC69" class="line" lang="haskell">            <span class="p">}</span></span>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -81,7 +82,7 @@ grow oldit ref size = do</td>
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<pre style="margin: 0;"> <span id="LC82" class="line" lang="haskell">                <span class="n" style="color: #333;">copyBucket</span> <span class="p">(</span><span class="n" style="color: #333;">m</span><span class="o" style="font-weight: 600;">+</span><span class="mi" style="color: #099;">1</span><span class="p">)</span> <span class="n" style="color: #333;">bucketNext</span></span>
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<pre style="margin: 0;"> <span id="LC83" class="line" lang="haskell">          <span class="n" style="color: #333;">copyBucket</span> <span class="n" style="color: #333;">n</span> <span class="o" style="font-weight: 600;">=<<</span> <span class="kt" style="color: #458; font-weight: 600;">Arr</span><span class="o" style="font-weight: 600;">.</span><span class="n" style="color: #333;">read</span> <span class="p">(</span><span class="n" style="color: #333;">tabArr</span> <span class="n" style="color: #333;">oldit</span><span class="p">)</span> <span class="n" style="color: #333;">i</span></span>
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<pre style="margin: 0;"> <span id="LC84" class="line" lang="haskell">  <span class="n" style="color: #333;">copySlot</span> <span class="mi" style="color: #099;">0</span> <span class="mi" style="color: #099;">0</span></span>
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<pre style="margin: 0;">-<span id="LC84" class="line" lang="haskell">  <span class="n" style="color: #333;"><span class="idiff left right">w</span>ithForeignPtr</span> <span class="p">(</span><span class="n" style="color: #333;">tabSize</span> <span class="n" style="color: #333;">newit</span><span class="p">)</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="n" style="color: #333;">ptr</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">poke</span> <span class="n" style="color: #333;">ptr</span> <span class="n" style="color: #333;">size</span></span>
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<pre style="margin: 0;">+<span id="LC85" class="line" lang="haskell">  <span class="n" style="color: #333;"><span class="idiff left right">unsafeW</span>ithForeignPtr</span> <span class="p">(</span><span class="n" style="color: #333;">tabSize</span> <span class="n" style="color: #333;">newit</span><span class="p">)</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="n" style="color: #333;">ptr</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">poke</span> <span class="n" style="color: #333;">ptr</span> <span class="n" style="color: #333;">size</span></span>
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<pre style="margin: 0;"> <span id="LC86" class="line" lang="haskell">  <span class="n" style="color: #333;">writeIORef</span> <span class="n" style="color: #333;">ref</span> <span class="n" style="color: #333;">newit</span></span>
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<pre style="margin: 0;"> <span id="LC87" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC88" class="line" lang="haskell"><span class="cd">-- | @insertWith f k v table@ inserts @k@ into @table@ with value @v@.</span></span>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -100,7 +101,7 @@ insertWith f k v inttable@(IntTable ref) = do</td>
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<pre style="margin: 0;"> <span id="LC101" class="line" lang="haskell">          <span class="kt" style="color: #458; font-weight: 600;">Arr</span><span class="o" style="font-weight: 600;">.</span><span class="n" style="color: #333;">write</span> <span class="n" style="color: #333;">tabArr</span> <span class="n" style="color: #333;">idx</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Bucket</span> <span class="n" style="color: #333;">k</span> <span class="n" style="color: #333;">v'</span> <span class="n" style="color: #333;">next</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC102" class="line" lang="haskell">          <span class="n" style="color: #333;">return</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Just</span> <span class="n" style="color: #333;">bucketValue</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC103" class="line" lang="haskell">        <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">otherwise</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">go</span> <span class="n" style="color: #333;">bkt</span> <span class="p">{</span> <span class="n" style="color: #333;">bucketNext</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">seen</span> <span class="p">}</span> <span class="n" style="color: #333;">bucketNext</span></span>
</pre>
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103
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<td class="diff-line-num new_line old" data-linenumber="104" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC103" class="line" lang="haskell">      <span class="n" style="color: #333;">go</span> <span class="n" style="color: #333;">seen</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right">w</span>ithForeignPtr</span> <span class="n" style="color: #333;">tabSize</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="n" style="color: #333;">ptr</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">do</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="104" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="104" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC104" class="line" lang="haskell">      <span class="n" style="color: #333;">go</span> <span class="n" style="color: #333;">seen</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;"><span class="idiff left right">unsafeW</span>ithForeignPtr</span> <span class="n" style="color: #333;">tabSize</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="n" style="color: #333;">ptr</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">do</span></span>
</pre>
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<td class="diff-line-num new_line" data-linenumber="105" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC105" class="line" lang="haskell">        <span class="n" style="color: #333;">size</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">peek</span> <span class="n" style="color: #333;">ptr</span></span>
</pre>
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105
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<td class="diff-line-num new_line" data-linenumber="106" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC106" class="line" lang="haskell">        <span class="kr" style="font-weight: 600;">if</span> <span class="n" style="color: #333;">size</span> <span class="o" style="font-weight: 600;">+</span> <span class="mi" style="color: #099;">1</span> <span class="o" style="font-weight: 600;">>=</span> <span class="kt" style="color: #458; font-weight: 600;">Arr</span><span class="o" style="font-weight: 600;">.</span><span class="n" style="color: #333;">size</span> <span class="n" style="color: #333;">tabArr</span> <span class="o" style="font-weight: 600;">-</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Arr</span><span class="o" style="font-weight: 600;">.</span><span class="n" style="color: #333;">size</span> <span class="n" style="color: #333;">tabArr</span> <span class="p">`</span><span class="n" style="color: #333;">shiftR</span><span class="p">`</span> <span class="mi" style="color: #099;">2</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num new_line" data-linenumber="107" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC107" class="line" lang="haskell">          <span class="kr" style="font-weight: 600;">then</span> <span class="n" style="color: #333;">grow</span> <span class="n" style="color: #333;">it</span> <span class="n" style="color: #333;">ref</span> <span class="n" style="color: #333;">size</span> <span class="o" style="font-weight: 600;">>></span> <span class="n" style="color: #333;">insertWith</span> <span class="n" style="color: #333;">f</span> <span class="n" style="color: #333;">k</span> <span class="n" style="color: #333;">v</span> <span class="n" style="color: #333;">inttable</span></span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="139" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="140" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -139,7 +140,7 @@ updateWith f k (IntTable ref) = do</td>
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<pre style="margin: 0;"> <span id="LC140" class="line" lang="haskell">  <span class="n" style="color: #333;">when</span> <span class="p">(</span><span class="n" style="color: #333;">isJust</span> <span class="n" style="color: #333;">oldVal</span><span class="p">)</span> <span class="o" style="font-weight: 600;">$</span> <span class="kr" style="font-weight: 600;">do</span></span>
</pre>
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<td class="diff-line-num new_line" data-linenumber="141" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC141" class="line" lang="haskell">    <span class="kt" style="color: #458; font-weight: 600;">Arr</span><span class="o" style="font-weight: 600;">.</span><span class="n" style="color: #333;">write</span> <span class="n" style="color: #333;">tabArr</span> <span class="n" style="color: #333;">idx</span> <span class="n" style="color: #333;">newBucket</span></span>
</pre>
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<td class="diff-line-num new_line" data-linenumber="142" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC142" class="line" lang="haskell">    <span class="n" style="color: #333;">when</span> <span class="n" style="color: #333;">del</span> <span class="o" style="font-weight: 600;">$</span></span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="142" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<td class="diff-line-num new_line old" data-linenumber="143" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC142" class="line" lang="haskell">      <span class="n" style="color: #333;"><span class="idiff left right">w</span>ithForeignPtr</span> <span class="n" style="color: #333;">tabSize</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="n" style="color: #333;">ptr</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">do</span></span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="143" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="143" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC143" class="line" lang="haskell">      <span class="n" style="color: #333;"><span class="idiff left right">unsafeW</span>ithForeignPtr</span> <span class="n" style="color: #333;">tabSize</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="n" style="color: #333;">ptr</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">do</span></span>
</pre>
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<td class="diff-line-num new_line" data-linenumber="144" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC144" class="line" lang="haskell">        <span class="n" style="color: #333;">size</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">peek</span> <span class="n" style="color: #333;">ptr</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="144" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="145" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC145" class="line" lang="haskell">        <span class="n" style="color: #333;">poke</span> <span class="n" style="color: #333;">ptr</span> <span class="p">(</span><span class="n" style="color: #333;">size</span> <span class="o" style="font-weight: 600;">-</span> <span class="mi" style="color: #099;">1</span><span class="p">)</span></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="145" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="146" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC146" class="line" lang="haskell">  <span class="n" style="color: #333;">return</span> <span class="n" style="color: #333;">oldVal</span></span>
</pre>
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</table>
<br>
</li>
<li id="84f6654de7f7b67ecc9f7ed29a0e4a7a4a3ff78a">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e11f088bf1f36cd8889ece8dd59c5d8964b8a2eb...29a1a41cac433c9b7eadfc03aceadd5ac69a4999#84f6654de7f7b67ecc9f7ed29a0e4a7a4a3ff78a"><strong>testsuite/tests/ghci/should_run/T16012.script</strong></a>
<hr>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="3" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -3,4 +3,4 @@</td>
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3
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3
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<pre style="margin: 0;"> <span id="LC3" class="line" lang="plaintext">-- should always return a reasonably low result.</span>
</pre>
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4
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<td class="diff-line-num new_line" data-linenumber="4" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
4
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<pre style="margin: 0;"> <span id="LC4" class="line" lang="plaintext"></span>
</pre>
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5
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<td class="diff-line-num new_line" data-linenumber="5" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
5
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<pre style="margin: 0;"> <span id="LC5" class="line" lang="plaintext">n <- System.Mem.getAllocationCounter</span>
</pre>
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<td class="diff-line-num old old_line" data-linenumber="6" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
6
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<td class="diff-line-num new_line old" data-linenumber="6" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC6" class="line" lang="plaintext">if (n < 0 && n >= -<span class="idiff left right">160000) then putStrLn "Alloc</span>tion counter in expected range" else (putStrLn $ "Unexpected allocation counter result:" ++ show n)</span></pre>
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<td class="diff-line-num new old_line" data-linenumber="7" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="6" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
6
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<pre style="margin: 0;">+<span id="LC6" class="line" lang="plaintext">if (n < 0 && n >= -<span class="idiff left right">200000) then putStrLn "Alloca</span>tion counter in expected range" else (putStrLn $ "Unexpected allocation counter result:" ++ show n)</span></pre>
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<br>
</li>
<li id="b06ffdf124ec81fadade4b5d522e502283f8753b">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e11f088bf1f36cd8889ece8dd59c5d8964b8a2eb...29a1a41cac433c9b7eadfc03aceadd5ac69a4999#b06ffdf124ec81fadade4b5d522e502283f8753b"><strong>testsuite/tests/ghci/should_run/T16012.stdout</strong></a>
<hr>
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1
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<td class="diff-line-num new_line old" data-linenumber="1" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
 
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<pre style="margin: 0;">-<span id="LC1" class="line" lang="plaintext">Alloction counter in expected range</span></pre>
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<td class="diff-line-num new old_line" data-linenumber="2" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="1" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
1
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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC1" class="line" lang="plaintext">Alloc<span class="idiff left right">a</span>tion counter in expected range</span></pre>
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