gcc/testsuite/ChangeLog:
	* jit.dg/test-threads.c (struct testcase): Move declaration
	to jit.dg/all-non-failing-tests.h.
	(testcases): Likewise.
	* jit.dg/all-non-failing-tests.h (struct testcase): Move
	declaration here from jit.dg/all-non-failing-tests.h.
	(testcases): Likewise.
	* jit.dg/test-combination.c (create_code): Eliminate spelling
	out all of the testcases in favor of looping through the
	"testcases" metadata.
	(verify_code): Likewise.

From-SVN: r219413