r142648 - in /branches/alias-improvements/gcc: ...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Wed Dec 10 15:06:05 2008
New Revision: 142648

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=142648
Log:
2008-12-10  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-operands.c (get_asm_expr_operands): Add proper
	virtual operands for memory clobbers.
	* tree-dfa.c (refs_may_alias_p): Disable TBAA disambiguation
	if one reference is a TARGET_MEM_REF.

Modified:
    branches/alias-improvements/gcc/ChangeLog.alias
    branches/alias-improvements/gcc/tree-dfa.c
    branches/alias-improvements/gcc/tree-ssa-operands.c