r169917 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Feb  8 10:44:06 2011
New Revision: 169917

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169917
Log:
2011-02-08  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/47632
	* tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
	unused up_to_stmt parameter, return whether cfg-cleanup is
	necessary, remove EH info properly.
	(forward_propagate_into_gimple_cond): Adjust caller.
	(forward_propagate_into_cond): Likewise.
	(forward_propagate_comparison): Likewise.
	(tree_ssa_forward_propagate_single_use_vars): Make
	forward_propagate_comparison case similar to the two others.

	* g++.dg/opt/pr47632.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/opt/pr47632.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-forwprop.c