2014-01-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/59715
	* tree-cfg.h (split_critical_edges): Declare.
	* tree-cfg.c (split_critical_edges): Export.
	* tree-ssa-sink.c (execute_sink_code): Split critical edges.

	* gcc.dg/torture/pr59715.c: New testcase.

From-SVN: r206460