--- a/libgcc/config/i386/gthr-win32.h	2016-03-30 07:45:33.388684463 +0200
+++ b/libgcc/config/i386/gthr-win32.h	2016-03-30 15:51:24.123896436 +0200
@@ -30,7 +30,7 @@

 /* Make sure CONST_CAST2 (origin in system.h) is declared.  */
 #ifndef CONST_CAST2
-#define CONST_CAST2(TOTYPE,FROMTYPE,X) ((__extension__(union {FROMTYPE _q; TOTYPE _nq;})(X))._nq)
+#define CONST_CAST2(TOTYPE,FROMTYPE,X) ((TOTYPE)X)
 #endif

 /* Windows32 threads specific definitions. The windows32 threading model
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<tr><td><span title='2020-04-12 17:39:30 +0200'>2020-04-12</span></td><td><a href='/guix/commit/gnu/packages/icu4c.scm?id=e15acf8cac3378745b761dbd9b05385de74e07f0'>gnu: icu4c: Add 66.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/icu4c.scm (icu-66.1): New public variable.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2020-03-26 21:15:08 +0100'>2020-03-26</span></td><td><a href='/guix/commit/gnu/packages/icu4c.scm?id=3089b70d766bd9ec70e1464867130b7b864fbe17'>gnu: icu4c: Explicitly add patch flags in replacement package.</a><span class='msg-avail'>...<span class='msg-tooltip'>This is to prevent a build failure when this gets merged to 'core-updates'
which does not have any patch-flags to inherit.

* gnu/packages/icu4c.scm (icu4c/fixed)[source](patch-flags): New field.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2020-03-25 17:53:59 -0400'>2020-03-25</span></td><td><a href='/guix/commit/gnu/packages/icu4c.scm?id=7d57a190f6896c04b5dad66bf4360bc48a4052ff'>gnu: icu4c: Fix CVE-2020-10531.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/patches/icu4c-CVE-2020-10531.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/icu4c.scm (icu4c)[replacement]: New field.
(icu4c/fixed): New variable.
</span></span></td><td>Leo Famulari</td></tr>
<tr><td><span title='2019-07-31 14:41:35 +0200'>2019-07-31</span></td><td><a href='/guix/commit/gnu/packages/icu4c.scm?id=f73fe13ccd1ef3fe6f6e0409fa817e5feb612e40'>gnu: icu4c: Make 'libicudata.so' behave the same on all architectures.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/icu4c.scm (icu4c)[arguments]: Do not pass
'--with-data-packaging=archive' in #:configure-flags.  Add phase to enable use
of standard libraries in libicudata.so.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-07-31 14:41:35 +0200'>2019-07-31</span></td><td><a href='/guix/commit/gnu/packages/icu4c.scm?id=7999d317bcc12d9c1ebc63bd519145ee4954e410'>gnu: icu4c: Add upstream patches.</a><span class='msg-avail'>...<span class='msg-tooltip'>This is necessary to fix a test failure in 'node' when built for i686-linux.

* gnu/packages/icu4c.scm (%icu4c-patches): New variable.
(icu4c)[source](patches, patch-flags): New fields.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-07-07 16:55:10 +0200'>2019-07-07</span></td><td><a href='/guix/commit/gnu/packages/icu4c.scm?id=ac135287d21e098b8940fcacd5bf82537e71d100'>gnu: icu4c: Enable tests on i686.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/icu4c.scm (icu4c)[arguments]: Don't override &lt;#:tests?&gt;.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-07-07 16:54:15 +0200'>2019-07-07</span></td><td><a href='/guix/commit/gnu/packages/icu4c.scm?id=a4c38f812c3eae757e4980f8f6131ff3a608e6aa'>gnu: icu4c: Use 'python-minimal' for tests.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/icu4c.scm (icu4c)[native-inputs]: Change PYTHON to
PYTHON-MINIMAL.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-07-02 20:21:13 +0200'>2019-07-02</span></td><td><a href='/guix/commit/gnu/packages/icu4c.scm?id=fb82d3472d8bf5c5690d943a82b1bfa93eea58dd'>gnu: Remove redundant icu4c@64 package.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/icu4c.scm (icu4c-64): Remove variable.
* gnu/packages/chromium.scm (ungoogled-chromium)[inputs]: Change ICU4C-64 to ICU4C.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-07-02 20:18:16 +0200'>2019-07-02</span></td><td><a href='/guix/commit/gnu/packages/icu4c.scm?id=4fb916551579d336ebea0dbe968314febb3a99d4'>Merge branch 'staging' into core-updates</a></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-06-30 14:11:00 +0200'>2019-06-30</span></td><td><a href='/guix/commit/gnu/packages/icu4c.scm?id=ff68ddb032774c65279372c6d4bfab5d8825977e'>gnu: ungoogled-chromium: Build against ICU 64.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/icu4c.scm (icu4c-64): New public variable.
* gnu/packages/chromium.scm (ungoogled-chromium)[inputs]: Change ICU4C to ICU4C-64.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-05-04 16:25:52 +0200'>2019-05-04</span></td><td><a href='/guix/commit/gnu/packages/icu4c.scm?id=27ed6960beda88e823790f3ab4cd9af9772c00ae'>gnu: icu4c: Update to 64.2.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/icu4c.scm (icu4c): Update to 64.2.
[native-inputs]: Add PYTHON.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2018-12-12 20:49:13 +0100'>2018-12-12</span></td><td><a href='/guix/commit/gnu/packages/icu4c.scm?id=c3c7e0941ebdb476b534224e38474e47b2d38d9b'>gnu: icu4c: Update to 63.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/icu4c.scm (icu4c): Update to 63.1.
</span></span></td><td>Marius Bakke</td></tr>