2014-04-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/60979
	* graphite-scop-detection.c (scopdet_basic_block_info): Reject
	SCOPs that end in a block with a successor with abnormal
	predecessors.

	* gcc.dg/graphite/pr60979.c: New testcase.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@209859 138bc75d-0d04-0410-961f-82ee72b054a4
	PR tree-optimization/60902
	* tree-ssa-threadedge.c
	(record_temporary_equivalences_from_stmts_at_dest): Only iterate
	over real defs when invalidating outputs from statements that do not
	produce useful outputs for threading.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@209860 138bc75d-0d04-0410-961f-82ee72b054a4