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[Bug tree-optimization/19590] IVs with the same evolution not eliminated
- From: "spop at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 21 Jun 2007 17:06:17 -0000
- Subject: [Bug tree-optimization/19590] IVs with the same evolution not eliminated
- References: <bug-19590-280@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #16 from spop at gcc dot gnu dot org 2007-06-21 17:06 -------
Subject: Bug 19590
Author: spop
Date: Thu Jun 21 17:06:05 2007
New Revision: 125925
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=125925
Log:
PR tree-optimization/19590
* tree-vrp.c (adjust_range_with_scev): Set the range when the result
of scev is a constant.
* gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr19590.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/tree-vrp.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19590