r133125 - in /branches/mem-ref/gcc: ChangeLog.m...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Mar 11 23:51:11 2008
New Revision: 133125

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=133125
Log:
2008-03-12  Richard Guenther  <rguenther@suse.de>

	* gimplify.c (build_gimple_mem_ref): Fold read from constant
	strings.
	* tree-ssa-ccp.c (ccp_fold): Return invariant POINTER_PLUS_EXPRs.
	(fold_const_aggregate_ref): Handle MEM_REF and constant strings.

Modified:
    branches/mem-ref/gcc/ChangeLog.mem-ref
    branches/mem-ref/gcc/gimplify.c
    branches/mem-ref/gcc/tree-ssa-ccp.c