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r121460 - in /trunk/gcc: ChangeLog fold-const.c

From: rguenth at gcc dot gnu dot org
To: gcc-cvs at gcc dot gnu dot org
Date: Thu, 01 Feb 2007 10:27:19 -0000
Subject: r121460 - in /trunk/gcc: ChangeLog fold-const.c

Author: rguenth
Date: Thu Feb  1 10:27:17 2007
New Revision: 121460

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=121460
Log:
2007-02-01  Richard Guenther  <rguenther@suse.de>

	PR middle-end/30656
	* fold-const.c (fold_negate_expr): Allow negating a
	constant if overflow does not change.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c

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