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<h3>
Ben Gamari pushed to branch ghc-9.0
at <a href="https://gitlab.haskell.org/ghc/ghc">Glasgow Haskell Compiler / GHC</a>
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<h4>
Commits:
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<strong><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/b1a2c5e4508d61bc0bedc13c7240b6fbf674157e">b1a2c5e4</a></strong>
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<span>by Tamar Christina</span>
<i>at 2020-10-16T10:21:20-04:00</i>
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<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">winio: add release note
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<h4>1 changed file:</h4>
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<a href="#85c07986c623f3180b40021d7109edd1e6a71a93">
docs/users_guide/9.0.1-notes.rst
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<h4>Changes:</h4>
<li id="85c07986c623f3180b40021d7109edd1e6a71a93">
<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/b1a2c5e4508d61bc0bedc13c7240b6fbf674157e#85c07986c623f3180b40021d7109edd1e6a71a93"><strong>docs/users_guide/9.0.1-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">@@ -45,6 +45,13 @@ Highlights</td>
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<pre style="margin: 0;"> <span id="LC45" class="line" lang="plaintext"> This improves runtime but causes increased memory usage on Windows versions</span>
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<pre style="margin: 0;"> <span id="LC46" class="line" lang="plaintext"> older than Win 8.1/Server 2012.</span>
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<pre style="margin: 0;"> <span id="LC47" class="line" lang="plaintext"></span>
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<pre style="margin: 0;">+<span id="LC48" class="line" lang="plaintext">* Windows: New IO Manager.</span>
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<pre style="margin: 0;">+<span id="LC49" class="line" lang="plaintext"></span>
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<pre style="margin: 0;">+<span id="LC50" class="line" lang="plaintext"> A new I/O manager (WinIO) is now available as a community technical preview which is designed to allow experimentation and</span>
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<pre style="margin: 0;">+<span id="LC51" class="line" lang="plaintext"> bootstrapping of third-party packages such as Network. The new I/O manager is off by default and can be enabled with the</span>
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<pre style="margin: 0;">+<span id="LC52" class="line" lang="plaintext"> RTS flag ``--io-manager=native``. Currently the I/O manager is *unoptimized* and is focused more on correctness. There is also</span>
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<pre style="margin: 0;">+<span id="LC53" class="line" lang="plaintext"> no support for pipes and sockets. These will be added in the next release. `*see more* <https://www.youtube.com/watch?v=kgNh5mdZ1xw>`__.</span>
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<pre style="margin: 0;">+<span id="LC54" class="line" lang="plaintext"></span>
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<pre style="margin: 0;"> <span id="LC55" class="line" lang="plaintext">* Big-number support</span>
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<pre style="margin: 0;"> <span id="LC56" class="line" lang="plaintext"></span>
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<pre style="margin: 0;"> <span id="LC57" class="line" lang="plaintext"> - GHC now relies on a new ``ghc-bignum`` package to provide Integer/Natural</span>
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