Fixes a fatal constness error with g++ 4.8.2.
--- aegis-4.24/common/ac/string/memmem.cc	2008-03-14 07:19:27.000000000 +0100
+++ aegis-4.24/common/ac/string/memmem.cc	2014-01-26 11:17:58.000000000 +0100
@@ -182,7 +182,7 @@
 
     // Use optimizations in memchr when possible.
     if (needle_len == 1)
-        return memchr(haystack, *needle, haystack_len);
+        return (void *) memchr(haystack, *needle, haystack_len);
 
     // Minimizing the worst-case complexity:
     // Let n = haystack_len, m = needle_len.
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<tr><td><span title='2023-12-06 23:50:04 +0100'>2023-12-06</span></td><td><a href='/guix/commit/tests/guix-shell.sh?id=d98a0203b733316a8a5c9440469dfdd10fc9613f'>shell: ‘--development’ honors ‘--system’.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-08-25 14:23:43 +0200'>2023-08-25</span></td><td><a href='/guix/commit/tests/guix-shell.sh?id=519c3b7803c48bfbb42053ab8edf7e052071be5f'>tests: guix-shell: Use bash instead of user's $SHELL.</a><span class='msg-avail'>...</span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2023-04-21 16:16:38 +0200'>2023-04-21</span></td><td><a href='/guix/commit/tests/guix-shell.sh?id=37dd69b44511dc73eb04bdebe8d82c9a0386338e'>tests: Fix checks for expected failures.</a><span class='msg-avail'>...</span></td><td>Eric Bavier</td></tr>
<tr><td><span title='2022-11-15 14:15:11 -0500'>2022-11-15</span></td><td><a href='/guix/commit/tests/guix-shell.sh?id=b31ea797edb4f6e8c14e8fe790da1319607c5cb1'>guix: shell: Add '--symlink' option.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2022-09-04 23:10:10 +0200'>2022-09-04</span></td><td><a href='/guix/commit/tests/guix-shell.sh?id=7a2acbdc5a9eed7c5dc3fe947f54fbebd89c0892'>store: Open daemon connections with SOCK_CLOEXEC.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-02-18 14:14:38 +0100'>2022-02-18</span></td><td><a href='/guix/commit/tests/guix-shell.sh?id=5a57313918a5c1bd5cf8238c2dcae64a03523952'>profiles: 'profile-derivation' rejects unsupported packages.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-12-10 21:49:25 +0100'>2021-12-10</span></td><td><a href='/guix/commit/tests/guix-shell.sh?id=32750e8c3ed38df4cafb39cffa878c6851abc899'>Merge remote-tracking branch 'signed/master' into core-updates</a></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2021-12-10 15:32:44 +0100'>2021-12-10</span></td><td><a href='/guix/commit/tests/guix-shell.sh?id=71977101218d1fd5d7f5016cbbcb8710be057d49'>shell: When using '-D -f', '-D' has no effect on remaining packages.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-11-18 22:59:40 +0100'>2021-11-18</span></td><td><a href='/guix/commit/tests/guix-shell.sh?id=3ad135625b7c33f9c680943a6b79e4593c308249'>shell: Adjust test to expect C_INCLUDE_PATH, not CPATH.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-10-30 19:12:40 +0200'>2021-10-30</span></td><td><a href='/guix/commit/tests/guix-shell.sh?id=98173af5222ab5e879e44ba9521dec5416ba8c60'>shell: Error out when an unauthorized guix.scm/manifest.scm is found.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-10-25 19:02:23 +0200'>2021-10-25</span></td><td><a href='/guix/commit/tests/guix-shell.sh?id=746584e0ca200e7bf51b139ceb36c19ea81d6ef1'>shell: By default load the local 'manifest.scm' or 'guix.scm' file.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-10-25 18:58:18 +0200'>2021-10-25</span></td><td><a href='/guix/commit/tests/guix-shell.sh?id=80edb7df6586464aa40e84e103f0045452de95db'>Add 'guix shell'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>