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r130289 - in /trunk/gcc: ChangeLog testsuite/gc...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Mon, 19 Nov 2007 12:52:09 -0000
- Subject: r130289 - in /trunk/gcc: ChangeLog testsuite/gc...
Author: rguenth
Date: Mon Nov 19 12:52:09 2007
New Revision: 130289
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=130289
Log:
2007-11-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34099
* tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
if only one operand is undefined.
* gcc.c-torture/execute/pr34099-2.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/pr34099-2.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/tree-ssa-ccp.c