r218128 - in /trunk/gcc: ChangeLog fold-const.c...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Nov 27 14:22:29 2014
New Revision: 218128

URL: https://gcc.gnu.org/viewcvs?rev=218128&root=gcc&view=rev
Log:
2014-11-27  Richard Biener  <rguenther@suse.de>

	PR middle-end/64088
	* fold-const.c (const_unop): Re-instantiate missing condition
	before calling fold_abs_const.

	* gcc.dg/torture/pr64088.c: New testcase.

	PR tree-optimization/64088
	* tree-ssa-tail-merge.c (update_debug_stmt): After resetting
	the stmt break from the loop over use operands.

	* gcc.dg/torture/pr64091.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr64088.c
    trunk/gcc/testsuite/gcc.dg/torture/pr64091.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-tail-merge.c