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[Bug middle-end/50178] [4.6 regression] ICE with gfortran -O3, not with gfortran -02
- From: "burnus at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 24 Aug 2011 17:42:00 +0000
- Subject: [Bug middle-end/50178] [4.6 regression] ICE with gfortran -O3, not with gfortran -02
- Auto-submitted: auto-generated
- References: <bug-50178-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50178
Tobias Burnus <burnus at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |ice-on-valid-code
CC| |burnus at gcc dot gnu.org
--- Comment #2 from Tobias Burnus <burnus at gcc dot gnu.org> 2011-08-24 17:42:00 UTC ---
>From http://gcc.gnu.org/ml/fortran/2011-08/msg00197.html
4.6.2-20110818 (Rev. 177878) crashes at:
==27008== Invalid read of size 8
==27008== at 0x89A58F: vect_is_simple_use_1 (tree-vect-stmts.c:5346)
==27008== by 0x89B4E5: vectorizable_operation (tree-vect-stmts.c:2440)
==27008== by 0x89F452: vect_transform_stmt (tree-vect-stmts.c:4841)
==27008== by 0x8ACB23: vect_transform_loop (tree-vect-loop.c:4872)
==27008== by 0x8B66E9: vectorize_loops (tree-vectorizer.c:205)