* arc.c (arc_hard_regno_mode_ok): Const-ify.
	* arc.h (arc_hard_regno_mode_ok): Likewise.
	* i386.c (x86_64_reg_class_name): Make static.
	* m68k.c (regno_reg_class): Const-ify.
	* m68k.h (regno_reg_class): Likewise.
	* mcore.c (reg_class_from_letter): Likewise.
	* mcore.h (reg_class_from_letter): Likewise.
	* sh.c (reg_class_from_letter, ashiftrt_insns, shift_insns,
	ext_shift_insns, ext_shift_amounts): Likewise.
	* sh.h (reg_class_from_letter): Likewise.
	* sparc.c (hard_regno_mode_classes, hard_32bit_mode_classes,
	hard_64bit_mode_classes): Likewise.
	* sparc.h (hard_regno_mode_classes): Likewise.

	* gcc.c (modify_target): Make static.
	* gengenrtl.c (defs, formats): Likewise.
	* reload1.c (elim_table_1, init_elim_table): Const-ify.
	* tradcpp.c (directive, directive_table, handle_directive,
	skip_if_group, run_directive): Likewise.

cp:
	* decl2.c (lang_f_options): Const-ify.

f:
	* com.c (ffecom_gfrt_volatile_, ffecom_gfrt_complex_,
	ffecom_gfrt_const_, ffecom_gfrt_type_): Const-ify.

java:
	* Make-lang.in (keyword.h): Pass -C to gperf to const-ify
	the static arrays that are output.
	* jvspec.c (jvgenmain_spec): Make static.
	* keyword.gperf (struct java_keyword, java_keyword): Const-ify.
	* keyword.h: Regenerate.
	* lang.c (string_option, process_option_with_no, lang_f_options,
	lang_W_options): Const-ify.
	* lex.c (java_lex): Likewise.

From-SVN: r48290