r225938 - in /trunk/gcc: ChangeLog fold-const.c...

[mpolacek@gcc.gnu.org]

Author: mpolacek
Date: Fri Jul 17 16:03:27 2015
New Revision: 225938

URL: https://gcc.gnu.org/viewcvs?rev=225938&root=gcc&view=rev
Log:
	* fold-const.c (fold_binary_loc): Move A - (A & B) into ~B & A ...
	* match.pd: ... here.

	* gcc.dg/fold-minus-7.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/fold-minus-7.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/match.pd
    trunk/gcc/testsuite/ChangeLog