Copied from Debian.

From: Rodeo
Origin: https://github.com/HandBrake/HandBrake/blob/master/contrib/a52dec/A04-modern-gcc-cflags.patch

--- a52dec-0.7.4/configure.in.orig
+++ a52dec-0.7.4/configure.in
@@ -34,11 +34,11 @@
     case "$host" in
     i?86-* | k?-*)
 	case "$host" in
-	i386-*) OPT_CFLAGS="$CFLAGS -mcpu=i386";;
-	i486-*) OPT_CFLAGS="$CFLAGS -mcpu=i486";;
-	i586-*) OPT_CFLAGS="$CFLAGS -mcpu=pentium";;
-	i686-*) OPT_CFLAGS="$CFLAGS -mcpu=pentiumpro";;
-	k6-*)   OPT_CFLAGS="$CFLAGS -mcpu=k6";;
+	i386-*) OPT_CFLAGS="$CFLAGS -mtune=i386";;
+	i486-*) OPT_CFLAGS="$CFLAGS -mtune=i486";;
+	i586-*) OPT_CFLAGS="$CFLAGS -mtune=pentium";;
+	i686-*) OPT_CFLAGS="$CFLAGS -mtune=pentiumpro";;
+	k6-*)   OPT_CFLAGS="$CFLAGS -mtune=k6";;
 	esac
 	AC_TRY_CFLAGS([$OPT_CFLAGS],[CFLAGS=$OPT_CFLAGS]);;
     sparc-* | sparc64-*)
cripts</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>Wojtek's customized Guix</td><td class='sub right'></td></tr></table>
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<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=d7f017d5ff5b045d8e4e18ccf4ede3a10da01906'>refs</a><a class='active' href='/guix/log/tests/gnu-maintenance.scm'>log</a><a href='/guix/tree/tests/gnu-maintenance.scm?id=d7f017d5ff5b045d8e4e18ccf4ede3a10da01906'>tree</a><a href='/guix/commit/tests/gnu-maintenance.scm?id=d7f017d5ff5b045d8e4e18ccf4ede3a10da01906'>commit</a><a href='/guix/diff/tests/gnu-maintenance.scm?id=d7f017d5ff5b045d8e4e18ccf4ede3a10da01906'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/tests/gnu-maintenance.scm'>
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<div class='path'>path: <a href='/guix/log/?id=d7f017d5ff5b045d8e4e18ccf4ede3a10da01906'>root</a>/<a href='/guix/log/tests?id=d7f017d5ff5b045d8e4e18ccf4ede3a10da01906'>tests</a>/<a href='/guix/log/tests/gnu-maintenance.scm?id=d7f017d5ff5b045d8e4e18ccf4ede3a10da01906'>gnu-maintenance.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/tests/gnu-maintenance.scm?id=d7f017d5ff5b045d8e4e18ccf4ede3a10da01906&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-09-26 23:29:37 +0200'>2022-09-26</span></td><td><a href='/guix/commit/tests/gnu-maintenance.scm?id=5c37ad812b94de76ab45bb15a25aaf7895fb0c66'>gnu-maintenance: Test latest-html-release.</a><span class='msg-avail'>...<span class='msg-tooltip'>* tests/gnu-maintenance.scm ("latest-html-release, no signature")
("latest-html-release, signature): New tests.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Maxime Devos</td></tr>
<tr><td><span title='2022-09-17 19:09:45 +0200'>2022-09-17</span></td><td><a href='/guix/commit/tests/gnu-maintenance.scm?id=c967d1153cae419e4acbe0dbed8f558d95ced0e3'>gnu-maintenance: Support // URLs in latest-html-release.</a><span class='msg-avail'>...<span class='msg-tooltip'>This makes "./pre-inst-env guix refresh -u" download the release tarball from
the right place -- previously, it downloaded from

https://www.libreoffice.org//download.documentfoundation.org/libreoffice/src/7.4.0/libreoffice-7.4.0.3.tar.xz?idx=1

whereas it should download from

https://download.documentfoundation.org/libreoffice/src/7.4.0/libreoffice-7.4.0.3.tar.xz?idx=1

instead.

* guix/gnu-maintenance.scm (latest-html-release)[url-release]: Adjust
computation in the case of an absolute URI-reference without a scheme.
* tests/gnu-maintenance.scm ("latest-html-release, scheme-less URIs"):
Test it.

Signed-off-by: Christopher Baines &lt;mail@cbaines.net&gt;
</span></span></td><td>Maxime Devos</td></tr>
<tr><td><span title='2021-05-28 23:04:44 +0200'>2021-05-28</span></td><td><a href='/guix/commit/tests/gnu-maintenance.scm?id=d7c356edb9719f1e236ee926c0288f914076481a'>gnu-maintenance: 'release-file?' accepts 'v' prefix as in "PKG-v1.2.tgz".</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/gnu-maintenance.scm (%tarball-rx, %package-name-rx): Accept 'v'
and 'V' prefixes.  Accept ".tgz" extension.
* tests/gnu-maintenance.scm ("release-file?"): Add test.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-04-05 12:03:09 +0200'>2021-04-05</span></td><td><a href='/guix/commit/tests/gnu-maintenance.scm?id=ceeea60bbc1e2be6a86cef208fcd80eb61c92934'>gnu-maintenance: Recognize more source tarball naming schemes.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/gnu-maintenance.scm (%package-name-rx): Add ".src" and ".orig"
suffixes.
* tests/gnu-maintenance.scm ("release-file?"): Add mpg321 and bvi
examples.
("tarball-&gt;version"): New test.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-03-29 23:33:40 +0200'>2021-03-29</span></td><td><a href='/guix/commit/tests/gnu-maintenance.scm?id=1575da60628cf2594cd7b1ab0812ec4c50ac5092'>gnu-maintenance: Recognize "-source" tarball suffix.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://bugs.gnu.org/47398&gt;.
Reported by Léo Le Bouter &lt;lle-bout@zaclys.net&gt;.

* guix/gnu-maintenance.scm (%tarball-rx): Add "-[Ss]ource" suffix.
* tests/gnu-maintenance.scm ("release-file?"): Add exiv2 example.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-03-20 22:29:14 +0100'>2021-03-20</span></td><td><a href='/guix/commit/tests/gnu-maintenance.scm?id=1710e8cb59e2ef6f1e0eb19235b6a4f1b8158bc4'>gnu-maintenance: Accept underscores as package/version separators.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://bugs.gnu.org/47256&gt;.
Reported by Léo Le Bouter &lt;lle-bout@zaclys.net&gt;.

* guix/gnu-maintenance.scm (%tarball-rx, %package-name-rx): Accept
underscore as the package/version separator in tarball names.
* tests/gnu-maintenance.scm ("release-file?"): Add "mediainfo" test.
</span></span></td><td>Ludovic Courtès</td></tr>