[LLVMbugs] [Bug 9310] New: ac Polyhedron 2005 benchmark regressed %10.5 in llvm-gcc42-2.8

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=9310

           Summary: ac Polyhedron 2005 benchmark regressed %10.5 in
                    llvm-gcc42-2.8
           Product: tools
           Version: 2.8
          Platform: Macintosh
        OS/Version: MacOS X
            Status: NEW
          Severity: normal
          Priority: P
         Component: gfortran
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: howarth at nitro.med.uc.edu
                CC: llvmbugs at cs.uiuc.edu


The ac Polyhedron 2005 benchmark for the llvm-gcc42-2.7 release benchmarked on
x86_64-apple-darwin10 as...

   Benchmark   Compile  Executable   Ave Run  Number   Estim 
        Name    (secs)     (bytes)    (secs) Repeats   Err % 
   ---------   -------  ----------   ------- -------  ------ 
          ac      0.34       10000     12.85      10  0.0067 

whereas for the llvm-gcc42-2.8 release and current svn it is regressed 10.5% in
runtime....

   Benchmark   Compile  Executable   Ave Run  Number   Estim 
        Name    (secs)     (bytes)    (secs) Repeats   Err % 
   ---------   -------  ----------   ------- -------  ------ 
          ac      0.29       10000     14.20      10  0.0147

-- 
Configure bugmail: http://llvm.org/bugs/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are on the CC list for the bug.