* lib/target-supports.exp (check_effective_target_scheduling):
	New Function.
	* gcc.dg/pr46614.c: Add dg-require-effective-target scheduling.
	* gcc.dg/pr45055.c: Ditto.
	* gcc.dg/pr45353.c: Ditto.
	* g++.dg/pr45056.C: Ditto.

From-SVN: r176136