* task.c (GOMP_taskgroup_end): If taskgroup->num_children
	is not zero, but taskgroup->children is NULL and there are
	any task->children, schedule those instead of waiting.
	* testsuite/libgomp.c/depend-6.c: New test.
	* testsuite/libgomp.c/depend-7.c: New test.
	* testsuite/libgomp.c/depend-8.c: New test.
	* testsuite/libgomp.c/depend-9.c: New test.
	* testsuite/libgomp.c/depend-10.c: New test.

From-SVN: r213592