* lto-cgraph.c (asm_nodes_output): Make global.
	* lto-wrapper.c (run_gcc): Pass down paralelizm to WPA.
	* gcc.c (AS_NEEDS_DASH_FOR_PIPED_INPUT): Allow WPA
	parameter
	(driver_handle_option): Handle OPT_fwpa.

From-SVN: r207516