r157889 - in /trunk/gcc: ChangeLog.graphite tre...

[spop@gcc.gnu.org]

Author: spop
Date: Wed Mar 31 18:37:41 2010
New Revision: 157889

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=157889
Log:
Fix PR43464: copyprop should maintain loop close phi nodes with multiple arguments.

2010-03-30  Richard Guenther  <rguenther@suse.de>
	    Zdenek Dvorak  <ook@ucw.cz>
	    Sebastian Pop  <sebastian.pop@amd.com>

	PR middle-end/43464
	* tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
	with multiple arguments.
	(execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.

Modified:
    trunk/gcc/ChangeLog.graphite
    trunk/gcc/tree-ssa-copy.c