[Bug rtl-optimization/33669] New: [4.3 Regression] Revision 128957 miscompiles 481.wrf

["hjl at lucon dot org" <gcc-bugzilla at gcc dot gnu dot org>]

On Linux/ia32, revision 128957 miscompiles 481.wrf in SPEC CPU 2006:

Compiling Binaries
  Building 481.wrf test base o2 default: (build_base_o2.0000)

Build successes: 481.wrf(base)

Parsing Flags
  Looking at 481.wrf base o2 default: done
Flag Parsing Complete

Setting Up Run Directories
  Setting up 481.wrf test base o2 default: created (run_base_test_o2.0000)
Running Benchmarks
  Running 481.wrf 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/CPU2006/481.wrf/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/CPU2006/481.wrf/run/run_base_test_o2.0000/.err'

****************************************
Contents of wrf.err
****************************************
STOP wrf_abort
 -------------- FATAL CALLED ---------------
  program wrf: error opening wrfinput_d01 for reading ierr=       -1021         
 -------------------------------------------

****************************************
*** Miscompare of rsl.out.0000, see
/export/gnu/import/rrs/spec/2006/spec/benchspec/CPU2006/481.wrf/run/run_base_test_o2.0000/rsl.out.0000.mis
Invalid run; unable to continue.  If you wish to ignore errors please use '-I'
or ignore_errors


-- 
           Summary: [4.3 Regression]  Revision 128957 miscompiles 481.wrf
           Product: gcc
           Version: 4.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: rtl-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: hjl at lucon dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33669