* system.h (CONST_CAST): New.
	* c-decl.c (c_make_fname_decl): Use it.
	* c-lex.c (cb_ident, lex_string): Likewise.
	* c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
	* gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
	give_switch, set_multilib_dir): Likewise.
	* gengtype-parse.c (string_seq, typedef_name): Likewise.
	* passes.c (execute_one_pass): Likewise.
	* prefix.c (update_path): Likewise.
	* pretty-print.c (pp_base_destroy_prefix): Likewise.
	* tree.c (build_string): Likewise.

cp:
	* call.c (name_as_c_string): Use CONST_CAST.
	* decl.c (build_decl): Likewise.
	* parser.c (cp_parser_string_literal): Likewise.

fortran:
	* gfortranspec.c (lang_specific_driver): Use CONST_CAST.
	* options.c (gfc_post_options): Likewise.
	* parse.c (parse_omp_structured_block): Likewise.
	* st.c (gfc_free_statement): Likewise.

java:
	* jcf-parse.c (read_class, java_parse_file): Use CONST_CAST.
	* jcf.h (JCF_FINISH): Likewise.

From-SVN: r127344