r141165 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Oct 16 08:19:49 2008
New Revision: 141165

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141165
Log:
2008-10-16  Joseph Myers  <joseph@codesourcery.com>
        Richard Guenther  <rguenther@suse.de>

	PR middle-end/37418
	* tree-ssa.c (useless_type_conversion_p_1): Do not treat
	volatile qualified functions or methods as relevant.

	* gcc.c-torture/compile/pr37418-1.c,
	gcc.c-torture/compile/pr37418-2.c,
	gcc.c-torture/compile/pr37418-3.c,
	gcc.c-torture/compile/pr37418-4.c: New tests.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr37418-1.c
    trunk/gcc/testsuite/gcc.c-torture/compile/pr37418-2.c
    trunk/gcc/testsuite/gcc.c-torture/compile/pr37418-3.c
    trunk/gcc/testsuite/gcc.c-torture/compile/pr37418-4.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa.c