[Bug target/59794] [4.7/4.8 Regression] i386 backend fails to detect MMX/SSE/AVX ABI changes

["uros at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59794

--- Comment #18 from uros at gcc dot gnu.org ---
Author: uros
Date: Wed Feb 19 16:50:22 2014
New Revision: 207912

URL: http://gcc.gnu.org/viewcvs?rev=207912&root=gcc&view=rev
Log:
    Backport from mainline
    2014-02-19  Uros Bizjak  <ubizjak@gmail.com>

    PR target/59794
    * config/i386/i386.c (type_natural_mode): Warn for ABI changes
    only when -Wpsabi is enabled.

testsuite/ChangeLog:

    Backport from mainline
    2014-02-19  Uros Bizjak  <ubizjak@gmail.com>

    PR target/59794
    * gcc.target/i386/pr39162.c: Add dg-prune-output.
    (dg-options): Remove -Wno-psabi.
    * gcc.target/i386/pr59794-2.c: Ditto.
    * gcc.target/i386/sse-5.c: Ditto.


Added:
    branches/gcc-4_8-branch/gcc/testsuite/gcc.target/i386/pr59794-1.c
    branches/gcc-4_8-branch/gcc/testsuite/gcc.target/i386/pr59794-2.c
    branches/gcc-4_8-branch/gcc/testsuite/gcc.target/i386/pr59794-3.c
    branches/gcc-4_8-branch/gcc/testsuite/gcc.target/i386/pr59794-4.c
    branches/gcc-4_8-branch/gcc/testsuite/gcc.target/i386/pr59794-5.c
    branches/gcc-4_8-branch/gcc/testsuite/gcc.target/i386/pr59794-6.c
    branches/gcc-4_8-branch/gcc/testsuite/gcc.target/i386/pr59794-7.c
Modified:
    branches/gcc-4_8-branch/gcc/ChangeLog
    branches/gcc-4_8-branch/gcc/config/i386/i386.c
    branches/gcc-4_8-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_8-branch/gcc/testsuite/gcc.target/i386/pr39162.c
    branches/gcc-4_8-branch/gcc/testsuite/gcc.target/i386/sse-5.c