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[Bug tree-optimization/44507] [4.5/4.6 Regression] vectorization ANDs array elements together incorrectly
- From: "irar at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 14 Jun 2010 12:22:47 -0000
- Subject: [Bug tree-optimization/44507] [4.5/4.6 Regression] vectorization ANDs array elements together incorrectly
- References: <bug-44507-10630@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from irar at gcc dot gnu dot org 2010-06-14 12:22 -------
Subject: Bug 44507
Author: irar
Date: Mon Jun 14 12:22:13 2010
New Revision: 160727
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=160727
Log:
PR tree-optimization/44507
* tree-vect-loop.c (get_initial_def_for_reduction): Use -1
to build initial vector for BIT_AND_EXPR.
* tree-vect-slp.c (vect_get_constant_vectors): Likewise.
Added:
trunk/gcc/testsuite/gcc.dg/vect/pr44507.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vect-loop.c
trunk/gcc/tree-vect-slp.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44507