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-*)
tion>
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<tr><td class='sub'>Wojtek's customized Guix</td><td class='sub right'></td></tr></table>
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<div class='path'>path: <a href='/guix/log/?id=83e03f9380ab5a8a07f2473ee7eafecc729be3c2'>root</a>/<a href='/guix/log/gnu?id=83e03f9380ab5a8a07f2473ee7eafecc729be3c2'>gnu</a>/<a href='/guix/log/gnu/tests?id=83e03f9380ab5a8a07f2473ee7eafecc729be3c2'>tests</a>/<a href='/guix/log/gnu/tests/ganeti.scm?id=83e03f9380ab5a8a07f2473ee7eafecc729be3c2'>ganeti.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/gnu/tests/ganeti.scm?id=83e03f9380ab5a8a07f2473ee7eafecc729be3c2&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-09-08 18:53:46 +0800'>2023-09-08</span></td><td><a href='/guix/commit/gnu/tests/ganeti.scm?id=a71ce15c73b211512e7eafbe325894a2be98845f'>services: ganeti: Fix tests.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/tests/ganeti.scm (run-ganeti-test)["force-start wconfd"]: Don't use
INVOKE.
["gnt-os list"]: Import (ice-9 textual-ports).
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2023-02-09 01:07:47 +0100'>2023-02-09</span></td><td><a href='/guix/commit/gnu/tests/ganeti.scm?id=802ea1f3a43e5fb8d0b8bd2882954d8a6e49cde6'>system: Deprecate hosts-file.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/system.scm (operating-system-hosts-file): Deprecate procedure.
(warn-hosts-file-field-deprecation): New procedure, helper for
deprecated variable.
(operating-system)[hosts-file]: Use helper to warn deprecated field.
(local-host-aliases): Mark as deprecated.
(local-host-entries): New procedure.
(operating-system-default-essential-services,
hurd-default-essential-services): Use hosts-service-type.  Use
'%operating-system-hosts-file' and 'local-host-entries'.
(default-/etc/hosts): Remove procedure.
(operating-system-etc-service): Remove hosts file.
* doc/guix.texi (operating-system Reference)
(Networking Services) (Virtualization Services): Rewrite documentation
entries to use hosts-service-type.

Co-authored-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Bruno Victal</td></tr>
<tr><td><span title='2021-12-13 11:49:15 +0100'>2021-12-13</span></td><td><a href='/guix/commit/gnu/tests/ganeti.scm?id=1052ae5f03de931b52c7a638c8e4f8d8d7093af3'>Merge branch 'master' into core-updates-frozen</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-12-12 23:20:50 +0100'>2021-12-12</span></td><td><a href='/guix/commit/gnu/tests/ganeti.scm?id=f73ba627abd46018da7f6f41ebd5efb99412cc54'>tests: Replace uses of deprecated 'static-networking-service'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/tests/ganeti.scm (%ganeti-os): Replace call to
'static-networking-service' by instantiating
STATIC-NETWORKING-SERVICE-TYPE.
* gnu/tests/networking.scm (%test-static-networking)
(%openvswitch-os, %dhcpd-os): Likewise.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-10-12 17:46:23 +0000'>2021-10-12</span></td><td><a href='/guix/commit/gnu/tests/ganeti.scm?id=a1eca979fb8da842e73c42f4f53be29b169810f2'>Merge remote-tracking branch 'origin/master' into core-updates-frozen.</a></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2021-10-11 18:59:44 +0200'>2021-10-11</span></td><td><a href='/guix/commit/gnu/tests/ganeti.scm?id=93f69b02a290e0c82a4d166d84e1cbe056e6cc18'>gnu: ganeti: Update to 3.0.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/virtualization.scm (ganeti): Update to 3.0.1.
[source](patches): Remove obsolete.
* gnu/tests/ganeti.scm (%ganeti-os): Adjust network configuration so QEMU port
forwarding can work.
(run-ganeti-test): Remove unused port mapping.  Adjust and enable previously
failing test.
* gnu/packages/patches/ganeti-deterministic-manual.patch,
gnu/packages/patches/ganeti-drbd-compat.patch,
gnu/packages/patches/ganeti-os-disk-size.patch: Delete files.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.
</span></span></td><td>Marius Bakke</td></tr>