* c-pch.c (asm_file_name): Remove.
	* common.opt: Add more switches.
	* flags.h (g_switch_set): Boolify.
	* opts.c (g_switch_value, g_switch_set, exit_after_options,
	version_flag): Move from toplev.c.
	(common_handle_option): Handle more switches from toplev.c.
	* toplev.c (display_help, display_target_options, decode_d_option,
	print_version): Make non-static, remove prototypes.
	(aux_base_name, asm_file_name, aux_info_file_name): Constify.
	(version_flag, g_switch_value, g_switch_set, exit_after_options):
	Remove.
	(independent_decode_option): Move some handlers to opts.c.
	* toplev.h (aux_info_file_name, aux_base_name, asm_file_name,
	exit_after_options, version_flag, display_help, display_target_options,
	print_version, decode_d_option): New.
java:
	* lang.c (version_flag): Rename to v_flag to avoid clash w/ toplev.h.

From-SVN: r67971