[Bug tree-optimization/60382] [4.8 Regression] ICE on valid code at -O3 on x86_64-linux-gnu (in vect_create_epilog_for_reduction, at tree-vect-loop.c:4352)
rguenth at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Tue Mar 4 11:03:00 GMT 2014
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60382
--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Mar 4 11:02:47 2014
New Revision: 208310
URL: http://gcc.gnu.org/viewcvs?rev=208310&root=gcc&view=rev
Log:
2014-03-04 Richard Biener <rguenther@suse.de>
PR tree-optimization/60382
* tree-vect-loop.c (vect_is_simple_reduction_1): Do not consider
dead PHIs a reduction.
* gcc.dg/vect/pr60382.c: New testcase.
Added:
branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/vect/pr60382.c
Modified:
branches/gcc-4_8-branch/gcc/ChangeLog
branches/gcc-4_8-branch/gcc/testsuite/ChangeLog
branches/gcc-4_8-branch/gcc/tree-vect-loop.c
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