r210099 - in /branches/gcc-4_8-branch/gcc: Chan...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue May  6 09:02:08 2014
New Revision: 210099

URL: http://gcc.gnu.org/viewcvs?rev=210099&root=gcc&view=rev
Log:
2014-05-06  Richard Biener  <rguenther@suse.de>

	Backport from mainline
	2014-04-17  Richard Biener  <rguenther@suse.de>

	PR middle-end/60849
	* tree-ssa-propagate.c (valid_gimple_rhs_p): Only allow effective
	boolean results for comparisons.

	* g++.dg/opt/pr60849.C: New testcase.

	2014-04-07  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/60766
	* tree-ssa-loop-ivopts.c (cand_value_at): Compute in an
	unsigned type.
	(may_eliminate_iv): Convert cand_value_at result to desired
	type.

	* gcc.dg/torture/pr60766.c: New testcase.

	2014-04-23  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/60903
	* tree-ssa-loop-im.c (execute_sm_if_changed): Properly apply
	IRREDUCIBLE_LOOP loop flags to newly created BBs and edges.

	* gcc.dg/torture/pr60903.c: New testcase.

Added:
    branches/gcc-4_8-branch/gcc/testsuite/g++.dg/opt/pr60849.C
    branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/torture/pr60766.c
    branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/torture/pr60903.c
Modified:
    branches/gcc-4_8-branch/gcc/ChangeLog
    branches/gcc-4_8-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_8-branch/gcc/tree-ssa-loop-im.c
    branches/gcc-4_8-branch/gcc/tree-ssa-loop-ivopts.c
    branches/gcc-4_8-branch/gcc/tree-ssa-propagate.c