r192078 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Oct  4 11:48:21 2012
New Revision: 192078

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192078
Log:
2012-10-04  Richard Guenther  <rguenther@suse.de>

	PR middle-end/54735
	* tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
	cleaning up the CFG.

	* g++.dg/torture/pr54735.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr54735.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-pre.c