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[Bug tree-optimization/71347] [7 regression] Performance drop after r235513 on x86-64 in 32-bit mode.
- From: "amker at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 17 Jun 2016 09:26:37 +0000
- Subject: [Bug tree-optimization/71347] [7 regression] Performance drop after r235513 on x86-64 in 32-bit mode.
- Auto-submitted: auto-generated
- References: <bug-71347-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71347
--- Comment #3 from amker at gcc dot gnu.org ---
Author: amker
Date: Fri Jun 17 09:26:05 2016
New Revision: 237552
URL: https://gcc.gnu.org/viewcvs?rev=237552&root=gcc&view=rev
Log:
PR tree-optimization/71347
* tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
cost for all uses in group.
PR tree-optimization/71347
* gcc.dg/tree-ssa/pr71347.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr71347.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-loop-ivopts.c