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From: "izamyatin at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug tree-optimization/54889] New: [4.8 Regression] Revision 191983 gives compfail for 465.tonto in SPEC CPU 2006 when use -O3 -mavx
Date: Wed, 10 Oct 2012 14:59:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D54889

             Bug #: 54889
           Summary: [4.8 Regression] Revision 191983 gives compfail for
                    465.tonto in SPEC CPU 2006 when use -O3 -mavx
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: izamyatin@gmail.com


Revision 191983 gives

gfortran     -c -o binmat.fppized.o -O3    binmat.fppized.f90 -mavx

binmat.fppized.f90: In function =C3=A2=E2=82=AC=CB=9Cexpand=C3=A2=E2=82=AC=
=E2=84=A2:
binmat.fppized.f90:268:0: error: incorrect type of vector CONSTRUCTOR eleme=
nts
    subroutine expand(self,dim1,dim2)
 ^
{_211, _213, _215, _217, _219, _221, _223, _225}

vect_cst_.193_227 =3D {_211, _213, _215, _217, _219, _221, _223, _225};

binmat.fppized.f90:268:0: internal compiler error: verify_gimple failed
0x9498ac verify_gimple_in_cfg(function*)
        ../../gcc/tree-cfg.c:4727
0x886b88 execute_function_todo
        ../../gcc/passes.c:1956
0x8878ad execute_todo
        ../../gcc/passes.c:1989
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.

Without -mavx compilation is fine