r176623 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Fri Jul 22 11:55:30 2011
New Revision: 176623

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=176623
Log:
2011-07-22  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/45819
	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
	preserve volatile and notrap flags.

	* gcc.dg/pr45819.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/pr45819.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-forwprop.c