r179620 - in /trunk/gcc: ChangeLog testsuite/Ch...

[jakub@gcc.gnu.org]

Author: jakub
Date: Thu Oct  6 16:38:29 2011
New Revision: 179620

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=179620
Log:
	PR tree-optimization/49279
	* tree-ssa-structalias.c (find_func_aliases): Don't handle
	CAST_RESTRICT.
	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Allow
	restrict propagation.
	* tree-ssa.c (useless_type_conversion_p): Don't return false
	if TYPE_RESTRICT differs.

	* gcc.dg/tree-ssa/restrict-4.c: XFAIL.
	* gcc.c-torture/execute/pr49279.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr49279.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/restrict-4.c
    trunk/gcc/tree-ssa-forwprop.c
    trunk/gcc/tree-ssa-structalias.c
    trunk/gcc/tree-ssa.c