r149935 - in /branches/gcc-4_4-branch/gcc: Chan...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Wed Jul 22 14:45:21 2009
New Revision: 149935

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=149935
Log:
2009-07-22  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/40321
	* tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
	PHI nodes to the maximal set.
	(make_values_for_phi): Add PHI arguments to the maximal set.
	(execute_pre): Dump PHI_GEN and the maximal set.

	* gcc.c-torture/compile/pr40321.c: New testcase.
	* g++.dg/torture/pr40321.C: Likewise.

Added:
    branches/gcc-4_4-branch/gcc/testsuite/g++.dg/torture/pr40321.C
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr40321.c
Modified:
    branches/gcc-4_4-branch/gcc/ChangeLog
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_4-branch/gcc/tree-ssa-pre.c