PATCH: Improve 32 bit strcat functions with SSE2/SSSE3

[Dmitrieva Liubov]

Hi Ulrich,

I'm working on fixing it.
I checked current master branch (with overflow bug). It failed now.

2011/7/21 Ulrich Drepper <drepper@gmail.com>:
> I've added more tests which should show the x86-32 problem.
>
> It turns out the x86-64 code also has problems. Please send a patch
> ASAP.  Otherwise I'll have to pull the patch again.
>