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r118152 - in /trunk/gcc: ChangeLog fold-const.c...

From: sayle at gcc dot gnu dot org
To: gcc-cvs at gcc dot gnu dot org
Date: Sun, 29 Oct 2006 17:51:08 -0000
Subject: r118152 - in /trunk/gcc: ChangeLog fold-const.c...

Author: sayle
Date: Sun Oct 29 17:51:07 2006
New Revision: 118152

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=118152
Log:

	PR tree-optimization/15458
	* fold-const.c (fold_binary): Optimize ~X ^ C as X ^ ~C, where C
	is a constant.

	* gcc.dg/fold-xornot-1.c: New test case.


Added:
    trunk/gcc/testsuite/gcc.dg/fold-xornot-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog

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