2015-04-23  Richard Biener  <rguenther@suse.de>

	* passes.def: Remove copy propagation passes run directly after CCP.
	* tree-ssa-ccp.c (get_value_for_expr): Fall back to a COPY for
	SSA names.
	(ccp_visit_phi_node): Rework to handle first executable edge
	specially.

From-SVN: r222360