[Bug c/49128] -march=native generates unsupported instructions

[hjl at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49128

--- Comment #6 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> 2011-05-24 17:41:54 UTC ---
Author: hjl
Date: Tue May 24 17:41:51 2011
New Revision: 174127

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=174127
Log:
Always add -mno-XXX for -march=native.

2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>

    Backport from mainline
    2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>

    PR target/49128
    * config/i386/driver-i386.c (host_detect_local_cpu): Always
    add -mno-XXX.  Handle FMA.

Modified:
    branches/gcc-4_6-branch/gcc/ChangeLog
    branches/gcc-4_6-branch/gcc/config/i386/driver-i386.c