[Bug tree-optimization/36765] New: [4.4 Regression] Revision 137573 miscompiles 464.h264ref in SPEC CPU 2006

[hjl dot tools at gmail dot com]

Revision 137573 miscompiles 464.h264ref in SPEC CPU 2006 on Linux/x86-64
with -O2 -ffast-math:


Running Benchmarks
  Running 464.h264ref test base o2 default
Error with '/export/gnu/import/rrs/spec/2006/spec/bin/specinvoke -E -d
/export/gnu/import/rrs/spec/2006/spec/benchspec/CPU2006/464.h264ref/run/run_base_test_o2.0000
-c 1 -e compare.err -o compare.stdout -f compare.cmd': check file
'/export/gnu/import/rrs/spec/2006/spec/benchspec/CPU2006/464.h264ref/run/run_base_test_o2.0000/.err'
*** Miscompare of foreman_test_baseline_leakybucketparam.cfg, see
/export/gnu/import/rrs/spec/2006/spec/benchspec/CPU2006/464.h264ref/run/run_base_test_o2.0000/foreman_test_baseline_leakybucketparam.cfg.mis
*** Miscompare of foreman_test_baseline_encodelog.out, see
/export/gnu/import/rrs/spec/2006/spec/benchspec/CPU2006/464.h264ref/run/run_base_test_o2.0000/foreman_test_baseline_encodelog.out.mis
Invalid run; unable to continue.  If you wish to ignore errors please use '-I'
or ignore_errors


-- 
           Summary: [4.4 Regression] Revision 137573 miscompiles 464.h264ref
                    in SPEC CPU 2006
           Product: gcc
           Version: 4.4.0
            Status: UNCONFIRMED
          Severity: major
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: hjl dot tools at gmail dot com


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36765