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[Bug tree-optimization/39764] ICE in set_lattice_value, at tree-ssa-ccp.c:468 with -ffinite-math-only
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 16 Apr 2009 09:39:35 -0000
- Subject: [Bug tree-optimization/39764] ICE in set_lattice_value, at tree-ssa-ccp.c:468 with -ffinite-math-only
- References: <bug-39764-11406@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #6 from rguenth at gcc dot gnu dot org 2009-04-16 09:39 -------
Subject: Bug 39764
Author: rguenth
Date: Thu Apr 16 09:39:20 2009
New Revision: 146157
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=146157
Log:
2009-04-15 Richard Guenther <rguenther@suse.de>
PR tree-optimization/39764
* tree-ssa-ccp.c (get_value): Canonicalize value with
canonicalize_float_value.
* g++.dg/torture/pr39764.C: New testcase.
Added:
branches/gcc-4_4-branch/gcc/testsuite/g++.dg/torture/pr39764.C
Modified:
branches/gcc-4_4-branch/gcc/ChangeLog
branches/gcc-4_4-branch/gcc/testsuite/ChangeLog
branches/gcc-4_4-branch/gcc/tree-ssa-ccp.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39764