r155346 - in /trunk/gcc: ChangeLog tree-ssa-scc...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Fri Dec 18 15:31:38 2009
New Revision: 155346

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155346
Log:
2009-12-18  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-sccvn.c (copy_nary): New function.
	(copy_phis): Likewise.
	(copy_references): Likewise.
	(process_scc): Avoid last iteration by copying the
	optimistic table to the valid table.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-sccvn.c