r180518 - in /trunk/gcc: ChangeLog tree-ssa-tai...

[vries@gcc.gnu.org]

Author: vries
Date: Wed Oct 26 09:33:49 2011
New Revision: 180518

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=180518
Log:
2011-10-26  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/50763
	* tree-ssa-tail-merge.c (replace_block_by): Update vops if phi_vuse1 or
	phi_vuse2 is NULL_TREE only if bb1 dominates or is dominated by bb2.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-tail-merge.c