r137991 - in /trunk/gcc: ChangeLog tree-ssa-pre...

[andreast@gcc.gnu.org]

Author: andreast
Date: Sat Jul 19 20:02:29 2008
New Revision: 137991

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=137991
Log:
2008-07-19  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/36864
	* tree-ssa-sccvn.h (get_constant_value_id): Declare.
	* tree-ssa-sccvn.c (get_constant_value_id): New function.
	* tree-ssa-pre.c (get_expr_value_id): For newly created
	constant value-ids make sure to add the expression to its
	expression-set.

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