* config/spu/spu.h (C_COMMON_OVERRIDE_OPTIONS): Define.
	(REGISTER_TARGET_PRAGMAS): Don't zero warn_main flag.
	* config/spu/spu-protos.h (spu_c_common_override_options):
	Declare.
	* config/spu/spu-c.c (spu_c_common_override_options): New.
	* config/spu/spu.c (spu_override_options): Whitespace fix.

testsuite/
	* gcc.target/spu/Wmain.c: New test.

From-SVN: r119817