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<h3>
Ben Gamari pushed to branch ghc-8.8
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/ed342f3647db3c68f51d1def5b5527e34c25ccf9">ed342f36</a></strong>
<div>
<span>by iustin</span>
<i>at 2019-06-15T18:47:50Z</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Fix typo in 8.8.1 notes related to traceBinaryEvent

- fixes double mention of `traceBinaryEvent#` (the second one should be `traceEvent#`, I think)
- fixes note about `traceEvent#` taking a `String` - the docs say it takes a zero-terminated ByteString.

(cherry picked from commit 63150b9e5583c5fc3252f242981b0d26f11348b2)
</pre>
</li>
<li>
<strong><a href="https://gitlab.haskell.org/ghc/ghc/commit/4b40bad6182ca19a387ca136d569c6a9755c545a">4b40bad6</a></strong>
<div>
<span>by Ben Gamari</span>
<i>at 2019-06-15T18:55:05Z</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">users-guide: More release notes
</pre>
</li>
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<h4>1 changed file:</h4>
<ul>
<li class="file-stats">
<a href="#8d11c404e91070407324f71df4a47224c0887148">
docs/users_guide/8.8.1-notes.rst
</a>
</li>
</ul>
<h4>Changes:</h4>
<li id="8d11c404e91070407324f71df4a47224c0887148">
<a href="https://gitlab.haskell.org/ghc/ghc/compare/e9d603ef2b663aa15dc61cba07d6c3b308bc6d42...4b40bad6182ca19a387ca136d569c6a9755c545a#8d11c404e91070407324f71df4a47224c0887148"><strong>docs/users_guide/8.8.1-notes.rst</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -13,9 +13,11 @@ Highlights</td>
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<pre style="margin: 0;"> <span id="LC13" class="line" lang="plaintext"></span>
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<pre style="margin: 0;"> <span id="LC14" class="line" lang="plaintext">The highlights, since the 8.6.1 release, are:</span>
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<pre style="margin: 0;"> <span id="LC15" class="line" lang="plaintext"></span>
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<pre style="margin: 0;">-<span id="LC16" class="line" lang="plaintext">- Many, many bug fixes.</span>
</pre>
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<pre style="margin: 0;">+<span id="LC16" class="line" lang="plaintext">- GHC now supports :ref:`visible type applications <visible-type-application>`.</span>
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<pre style="margin: 0;">+<span id="LC17" class="line" lang="plaintext">- Type variables in type family instances and rewrite rules can now be explicitly ``forall``-bound.</span>
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<pre style="margin: 0;"> <span id="LC18" class="line" lang="plaintext">- A new code layout algorithm for x86.</span>
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<pre style="margin: 0;">-<span id="LC18" class="line" lang="plaintext"></span>
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<pre style="margin: 0;">+<span id="LC19" class="line" lang="plaintext">- The final phase of the ``MonadFail`` proposal has been implemented.</span>
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<pre style="margin: 0;">+<span id="LC20" class="line" lang="plaintext">- Many, many bug fixes.</span>
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<pre style="margin: 0;"> <span id="LC21" class="line" lang="plaintext"></span>
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<pre style="margin: 0;"> <span id="LC22" class="line" lang="plaintext">Full details</span>
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<pre style="margin: 0;"> <span id="LC23" class="line" lang="plaintext">------------</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">@@ -31,7 +33,8 @@ Language</td>
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<pre style="margin: 0;"> <span id="LC33" class="line" lang="plaintext"></span>
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<pre style="margin: 0;"> <span id="LC34" class="line" lang="plaintext">- GHC now allows explicitly binding type variables in type family instances and</span>
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<pre style="margin: 0;"> <span id="LC35" class="line" lang="plaintext">  rewrite rules, as described in</span>
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<pre style="margin: 0;">-<span id="LC34" class="line" lang="plaintext">  `GHC proposal #7 <https://github.com/ghc-proposals/ghc-proposals/blob/master/proposals/0007-instance-foralls.rst>`__. For instance: ::</span>
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<pre style="margin: 0;">+<span id="LC36" class="line" lang="plaintext">  `GHC proposal #7 <https://github.com/ghc-proposals/ghc-proposals/blob/master/proposals/0007-instance-foralls.rst>`__.</span>
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<pre style="margin: 0;">+<span id="LC37" class="line" lang="plaintext">  For instance: ::</span>
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<pre style="margin: 0;"> <span id="LC38" class="line" lang="plaintext"></span>
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<pre style="margin: 0;"> <span id="LC39" class="line" lang="plaintext">    type family G a b where</span>
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<pre style="margin: 0;"> <span id="LC40" class="line" lang="plaintext">      forall x y. G [x] (Proxy y) = Double</span>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="181" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -178,8 +181,9 @@ Template Haskell</td>
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<pre style="margin: 0;"> <span id="LC181" class="line" lang="plaintext">~~~~~~~~~~~~~~~~~~~~</span>
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<pre style="margin: 0;"> <span id="LC182" class="line" lang="plaintext"></span>
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<pre style="margin: 0;"> <span id="LC183" class="line" lang="plaintext">- GHC now exposes a new primop, ``traceBinaryEvent#``. This primop writes</span>
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<td class="diff-line-num new_line old" data-linenumber="184" 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="LC181" class="line" lang="plaintext">  eventlog events similar to ``traceBinaryEvent#`` but allows the user to pass</span>
</pre>
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<td class="diff-line-num new_line old" data-linenumber="184" 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="LC182" class="line" lang="plaintext">  the event payload as a binary blob instead of a ``String``.</span>
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<pre style="margin: 0;">+<span id="LC184" class="line" lang="plaintext">  eventlog events similar to ``traceEvent#`` but allows the user to pass</span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="183" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="185" 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="LC185" class="line" lang="plaintext">  the event payload as a binary blob instead of a zero-terminated</span>
</pre>
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<td class="diff-line-num new old_line" data-linenumber="183" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
 
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<td class="diff-line-num new new_line" data-linenumber="186" 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="LC186" class="line" lang="plaintext">  ``ByteString``.</span>
</pre>
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<pre style="margin: 0;"> <span id="LC187" class="line" lang="plaintext"></span>
</pre>
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<td class="diff-line-num old_line" data-linenumber="184" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<td class="diff-line-num new_line" data-linenumber="188" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC188" class="line" lang="plaintext">- The ``StableName#`` type parameter now has a phantom role instead of</span>
</pre>
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<pre style="margin: 0;"> <span id="LC189" class="line" lang="plaintext">  a representational one. There is really no reason to care about the</span>
</pre>
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