gcc/ChangeLog:
	* Makefile.in (OBJS): Add ggc-tests.o.
	(GTFILES): Add ggc-tests.c.
	* ggc-tests.c: New file.
	* selftest-run-tests.c (selftest::run_tests): Call
	selftest::ggc_tests_c_tests.
	* selftest.h (selftest::ggc_tests_c_tests): New prototype.

From-SVN: r237309