[Bug target/48743] -march=native mis-detects AMD K6-2+ / K6-3 as Athlon - compiled C fails with "illegal instruction"

[qneill at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48743

Quentin Neill <qneill at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |qneill at gcc dot gnu.org

--- Comment #7 from Quentin Neill <qneill at gcc dot gnu.org> 2011-12-19 18:55:49 UTC ---
Waiting to fix in 4.5 and 4.6 per Uros:
    http://gcc.gnu.org/ml/gcc-patches/2011-12/msg00938.html

Meanwhile, fixed in trunk (4.7) after testing on amdfam10 and bdver1:

Author: qneill
Date: Mon Dec 19 17:57:32 2011
New Revision: 182489

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182489
Log:
2011-12-19  Quentin Neill  <quentin.neill@amd.com>
2011-12-19  Quentin Neill  <quentin.neill@amd.com>

    PR target/48743
    * config/i386/driver-i386.c (host_detect_local_cpu): Also check
    family to distinguish PROCESSOR_ATHLON.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/driver-i386.c