[Bug build/31316] Fails test misc/tst-dirname "Didn't expect signal from child: got `Illegal instruction'" on non SSE CPUs

["fweimer at redhat dot com" <sourceware-bugzilla@sourceware.org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=31316

Florian Weimer <fweimer at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
              Flags|                            |security-
             Status|UNCONFIRMED                 |RESOLVED
   Target Milestone|---                         |2.40
           Assignee|unassigned at sourceware dot org   |fweimer at redhat dot com

--- Comment #10 from Florian Weimer <fweimer at redhat dot com> ---
Fixed via:

commit 0d9166c2245cad4ac520b337dee40c9a583872b6
Author: Florian Weimer <fweimer@redhat.com>
Date:   Fri Feb 16 07:40:37 2024 +0100

    i386: Use generic memrchr in libc (bug 31316)

    Before this change, we incorrectly used the SSE2 variant in the
    implementation, without checking that the system actually supports
    SSE2.

    Tested-by: Sam James <sam@gentoo.org>

I have no immediate plans to handle the backports.

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