[Bug tree-optimization/32921] New: [4.3 Regression] Revision 126326 causes 12% slowdown

[hjl at lucon dot org]

This checkin:

http://gcc.gnu.org/ml/gcc-cvs/2007-07/msg00168.html

causes 12% slowdown for 437.leslie3d in SPEC CPU 2006 on 64bit Core 2
Duo when compiled with -O2 -ffast-math.


-- 
           Summary: [4.3 Regression]  Revision 126326 causes 12% slowdown
           Product: gcc
           Version: 4.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: hjl at lucon dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32921