[PATCH, i386]: Testcases for PR 58679 (Was: reverting a LRA change)

[Uros Bizjak]

Hello!

> It seems one my yesterday patch created problems with mode switching:
>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58679
>
> I reverted it until further investigation (committed as rev. 204094). Sorry for inconvenience.
>
> 2013-10-26  Vladimir Makarov  <vmakarov@redhat.com>
>
>        Revert:
>        2013-10-25  Vladimir Makarov <vmakarov@redhat.com>
>        * lra-spills.c (lra_final_code_change): Remove useless move insns.

Thanks!

I have committed a couple of testcases from the PR, the first was
actually fixed by [1], the second is a short testcase that failed
without the revert.

2013-10-27  Uros Bizjak  <ubizjak@gmail.com>

    PR target/58679
    * gcc.target/i386/pr58679-1.c: New test.
    * gcc.target/i386/pr58679-2.c: Ditto.

[1] http://gcc.gnu.org/ml/gcc-patches/2013-10/msg01606.html

Uros.