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[Bug tree-optimization/49478] ice in expand_widen_pattern_expr with -O3
- From: "irar at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 21 Jun 2011 11:59:05 +0000
- Subject: [Bug tree-optimization/49478] ice in expand_widen_pattern_expr with -O3
- Auto-submitted: auto-generated
- References: <bug-49478-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49478
--- Comment #5 from irar at gcc dot gnu.org 2011-06-21 11:58:36 UTC ---
Author: irar
Date: Tue Jun 21 11:58:33 2011
New Revision: 175255
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=175255
Log:
PR tree-optimization/49478
* tree-vect-loop.c (vectorizable_reduction): Handle DOT_PROD_EXPR
with constant operand.
Added:
trunk/gcc/testsuite/gcc.dg/vect/pr49478.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vect-loop.c