* objc-act (objc_build_ivar_assignment): Do not call assemble_external.
	(objc_build_global_assignment): Likewise.
	(objc_build_strong_cast_assignment): Likewise.
	* objc-next-runtime-abi-01.c: Cleanup commented-out assemble_external.
	* objc-next-runtime-abi-02.c: Likewise.
	* objc-gnu-runtime-abi-01.c: Likewise.

From-SVN: r185621