r198649 - in /trunk/gcc: ChangeLog fold-const.c...

[glisse@gcc.gnu.org]

Author: glisse
Date: Mon May  6 21:14:59 2013
New Revision: 198649

URL: http://gcc.gnu.org/viewcvs?rev=198649&root=gcc&view=rev
Log:
2013-05-06  Marc Glisse  <marc.glisse@inria.fr>

	* tree.c (integer_all_onesp) <COMPLEX_CST>: Test that both
	components are all 1s.
	(integer_minus_onep): New function.
	* tree.h (integer_minus_onep): Declare it.
	* fold-const.c (fold_binary_loc) <MULT_EXPR>: Test
	integer_minus_onep instead of integer_all_onesp.


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