[PATCH] Fix POWER4/POWER7 optimized strncmp to not read past differing bytes

Ulrich Drepper drepper@gmail.com
Mon Apr 18 00:56:00 GMT 2011


On Mon, Mar 28, 2011 at 14:47, Andreas Schwab <schwab@linux-m68k.org> wrote:
> 2011-03-28  Andreas Schwab  <schwab@linux-m68k.org>
>
>        * sysdeps/powerpc/powerpc32/power4/strncmp.S: Don't read past
>        differing bytes.
>        * sysdeps/powerpc/powerpc64/power4/strncmp.S: Likewise.
>        * sysdeps/powerpc/powerpc32/power7/strncmp.S: Likewise.
>        * sysdeps/powerpc/powerpc64/power7/strncmp.S: Likewise.

Is this patch correct?  I haven't seen anything from the ppc people.



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