r158645 - in /trunk/gcc: ChangeLog testsuite/Ch...

[amonakov@gcc.gnu.org]

Author: amonakov
Date: Thu Apr 22 12:44:30 2010
New Revision: 158645

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=158645
Log:
2010-04-22  Alexander Monakov  <amonakov@ispras.ru>

	* tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
	to simplify a + ~a.

	* gfortran.dg/reassoc_6.f: New testcase.

Added:
    trunk/gcc/testsuite/gfortran.dg/reassoc_6.f
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-reassoc.c