[Bug tree-optimization/40254] New: [4.5 Regression] SPEC2006 403.gcc miscompares

[rguenth at gcc dot gnu dot org]

rev. 147829 (SLP vectorization) causes 403.gcc to miscompare when built with
-O3 -funroll-loops -fpeel-loops -ffast-math -march=native on x86_64 AMD K8
and K10.


-- 
           Summary: [4.5 Regression] SPEC2006 403.gcc miscompares
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Keywords: wrong-code
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: rguenth at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40254