* c-common.c: Include c-lex.h.
	(c_common_lang_init): Change prototype.  Call init_c_lex and
	init_pragma from here.
	* c-common.h (c_common_lang_init): Change prototype.
	* c-decl.c (init_decl_processing): Rename.  Call c_parse_init.
	* c-lang.c (c_init): Change prototype.  Update.
	(c_init_options): Update.
	* c-lex.c (cpp_filename): Remove.
	(init_c_lex): Update.  Read the main file, and get the original
	file name.
	(yyparse): Finish the command line options.
	* c-parse.in (c_parse_init): Call init_reswords here.
	(init_parse): Remove.
	* c-tree.h (c_init_decl_processing): New.
	* cpphash.c (_cpp_init_hashtable): After initializing the hash
	table, populate it.
	* cppinit.c (read_original_filename, cpp_finish_options): New.
	(cpp_create_reader): New prototype. Defer hash table initialization.
	(cpp_start_read): Rename cpp_read_main_file.  Initialize the
	hash table.  Get the original filename.
	* cpplib.h (cpp_create_reader): Update.
	(cpp_start_read): Remove.
	(cpp_read_main_file, cpp_finish_options): New.
	* cppmain.c (main, do_preprocessing): Update.
	* langhooks.h (struct langhooks): Update init prototype.
	* toplev.c (general_init, parse_options_and_default_flags,
	process_options, lang_indpendent_init, lang_dependent_init,
	init_asm_output): New; perform the bulk of initialization.
	(compile_file): Move most of initialization to above functions.
	(debug_hooks): Initialize statically.
	(set_Wunused): Relocate.
	(toplev_main): Move most of initialization to other init functions.
	Have a clear logic flow.
	* tree.h (init_parse, init_decl_processing): Remove.
ada:
	* misc.c (gnat_init): Change prototype.  Include the
	functionality of the old init_parse and init_decl_processing.
	(gnat_init_decl_processing): New prototype.
	(init_parse): Remove.
	* utils.c (init_decl_processing): Rename gnat_init_decl_processing.
cp:	* cp-tree.h (init_reswords, cxx_init_decl_processing): New.
	(cxx_init): Update prototype.
	* decl.c (init_decl_processing): Rename.  Move null node init
	to its creation time.
	* lex.c (cxx_init_options): Update.
	(cxx_init): Combine with old init_parse; also call
	cxx_init_decl_processing.
f:	* com.c (ffecom_init_decl_processing): Renamed from
	init_decl_processing.
	(init_parse): Move contents to ffe_init.
	(ffe_init): Update prototype.
java:	* decl.c (init_decl_processing): Rename java_init_decl_processing.
	* java-tree.h: New prototype.
	* lang.c (java_init): Update prototype.  Combine with old init_parse.
objc:	* objc-act.c (objc_init): Update prototype, combine with old
	init_parse.
	(objc_init_options): Update.

From-SVN: r47046

2001-10-30  Paolo Bonzini  <bonzini@gnu.org>

	Localization fixes.
	* c-decl.c (parmlist_tags_warning, start_struct,
	check_for_loop_decls): Separate messages for struct, union and
	enum cases to allow for languages in which they have different
	genders.
	* c-format.c (scanf_flag_specs): Separate short and long name of
	the assignment suppression feature.
	(check_format_types): Localize "pointer" and "different types"
	strings.
	* c-lex.c (lex_number): Localize "an unsigned long int" and
	related strings.
	(lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
	warning message.
	* c-typeck.c (build_unary_up): Separate messages for increment and
	decrement cases to allow for languages in which they use different
	articles.  Localize the strings "increment" and "decrement" in one
	case.

From-SVN: r46635

	* builtins.c (expand_builtin_setjmp_receiver): Const-ify.
	* c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
	Likewise.
	* c-dump.c (dump_option_value_info): Likewise.
	* c-format.c (format_length_info, format_char_info,
	format_flag_spec, format_flag_pair, format_kind_info): Likewise.
	* collect2.c (names): Likewise.
	* cppdefault.h (default_include): Likewise.
	* cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
	* flow.c (life_analysis): Likewise.
	* gcc.c (dir_separator_str, modify_target, option_map,
	target_option_translations, spec_list_1, extra_specs_1,
	init_spec): Likewise.
	* gcov.c (gcov_version_string): Likewise.
	* genattr.c (write_units): Likewise.
	* genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
	* gengenrtl.c (rtx_definition, defs): Likewise.
	* genrecog.c (pred_table): Likewise.
	* global.c (global_alloc): Likewise.
	* lcm.c (optimize_mode_switching): Likewise.
	* local-alloc.c (find_free_reg): Likewise.
	* params.h (param_info): Likewise.
	* predict.c (predictor_info): Likewise.
	* protoize.c (unexpansion_struct): Likewise.
	* real.c (bmask): Likewise.
	* recog.h (insn_operand_data, insn_data): Likewise.
	* regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
	* stmt.c (expand_nl_goto_receiver): Likewise.
	* toplev.c (da, debug_args, lang_opt, documented_lang_options,
	target_switches, target_options): Likewise.
	* tradcif.y (token, tokentab2, yylex): Likewise.
	* tree.h (attribute_spec): Likewise.

	* alpha.c (override_options, alpha_lookup_xfloating_lib_func):
	Likewise.
	* arc.c (arc_output_function_epilogue): Likewise.
	* arm.c (processors, all_cores, all_architectures,
	arm_override_options, isr_attribute_arg, isr_attribute_args,
	arm_isr_value): Likewise.
	* avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
	Likewise.
	* c4x.c (c4x_int_reglist): Likewise.
	* d30v.c (override_options): Likewise.
	* h8300.c (shift_insn): Likewise.
	* i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
	pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
	ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
	builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
	ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
	* i386.h (processor_costs, ix86_cost): Likewise.
	* m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
	* m68hc11.h (processor_costs, m68hc11_cost): Likewise.
	* m68k.c (codes_68881, codes_FPA): Likewise.
	* m88k.c (mode_from_align, max_from_align, all_from_align,
	best_from_align, m_options): Likewise.
	* m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
	* mcore.c (mode_from_align): Likewise.
	* mips/elf64.h (UNIQUE_SECTION): Likewise.
	* mips/iris6gld.h (UNIQUE_SECTION): Likewise.
	* mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
	* mips.h (mips_regno_to_class): Likewise.
	* ns32k.c (scales): Likewise.
	* pa.c (import_string, magic_milli): Likewise.
	* rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
	* sparc.c (leaf_reg_remap, sparc_override_options,
	reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
	Likewise.
	* sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.

cp:
	* class.c (build_vtable_entry_ref): Const-ify.
	* decl.c (predefined_identifier,
	initialize_predefined_identifiers): Likewise.
	* init.c (build_new_1): Likewise.
	* lex.c (cplus_tree_code_type, cplus_tree_code_length, resword):
	Likewise.

f:
	* bad.c (_ffebad_message_, ffebad_messages_): Const-ify.
	* bld.c (ffebld_arity_op_): Likewise.
	* bld.h (ffebld_arity_op_): Likewise.
	* com.c (ffecom_init_0): Likewise.
	* intdoc.c (_ffeintrin_name_, _ffeintrin_gen_, _ffeintrin_spec_,
	_ffeintrin_imp_, names, gens, imps, specs, cc_pair,
	cc_descriptions, cc_summaries): Likewise.
	* intrin.c (_ffeintrin_name_, _ffeintrin_gen_, _ffeintrin_spec_,
	_ffeintrin_imp_, ffeintrin_names_, ffeintrin_gens_,
	ffeintrin_imps_, ffeintrin_specs_): Likewise.

java:
	* jcf-io.c (format_uint): Const-ify.
	* lang.c (java_tree_code_type, java_tree_code_length): Likewise.
	* lex.c (java_get_line_col): Likewise.
	* parse.y (build_incdec): Likewise.

From-SVN: r46062

	* c-lex.c (cb_def_pragma): Update.
	(c_lex): Update, and skip padding.
	* cppexp.c (lex, parse_defined): Update, remove unused variable.
	* cpphash.h (struct toklist): Delete.
	(union utoken): New.
	(struct cpp_context): Update.
	(struct cpp_reader): New members eof, avoid_paste.
	(_cpp_temp_token): New.
	* cppinit.c (cpp_create_reader): Update.
	* cpplex.c (_cpp_temp_token): New.
	(_cpp_lex_direct): Add PREV_WHITE when parsing args.
	(cpp_output_token): Don't print leading whitespace.
	(cpp_output_line): Update.
	* cpplib.c (glue_header_name, parse_include, get__Pragma_string,
	do_include_common, do_line, do_ident, do_pragma,
	do_pragma_dependency, _cpp_do__Pragma, parse_answer,
	parse_assertion): Update.
	(get_token_no_padding): New.
	* cpplib.h (CPP_PADDING): New.
	(AVOID_LPASTE): Delete.
	(struct cpp_token): New union member source.
	(cpp_get_token): Update.
	* cppmacro.c (macro_arg): Convert to use pointers to const tokens.
	(builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
	replace_args, quote_string, stringify_arg, parse_arg, next_context,
	enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
	_cpp_backup_tokens, _cpp_create_definition): Update.
	(push_arg_context): Delete.
	(padding_token, push_token_context, push_ptoken_context): New.
	(make_string_token, make_number_token): Update, rename.
	(cpp_get_token): Update to handle tokens as pointers to const,
	and insert padding appropriately.
	* cppmain.c (struct printer): New member prev.
	(check_multiline_token): Constify.
	(do_preprocessing, cb_line_change): Update.
	(scan_translation_unit): Update to handle spacing.
	* scan-decls.c (get_a_token): New.
	(skip_to_closing_brace, scan_decls): Update.
	* fix-header.c (read_scan_file): Update.

	* doc/cpp.texi: Update.

	* gcc.dg/cpp/macro10.c: New test.
	* gcc.dg/cpp/strify3.c: New test.
	* gcc.dg/cpp/spacing1.c: Add tests.
	* gcc.dg/cpp/19990703-1.c: Remove bogus test.
	* gcc.dg/cpp/20000625-2.c: Fudge to pass.

From-SVN: r45793

cpperror.c (print_location): Take line and column, for default positioning use the previously lexed token.

	* cpperror.c (print_location): Take line and column, for
	default positioning use the previously lexed token.
	(_cpp_begin_message): Take line and column.
	(cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
	cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
	* cpphash.h (_cpp_begin_message): Update prototype.
	* cppinit.c (push_include): Don't set output line.
	* cpplex.c (_cpp_lex_token): Callback for start of new output lines.
	* cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
	(do_pragma): Kludge for front ends.  Don't expand macros at all.
	* cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
	(struct cpp_token): Remove output_line.
	(struct cpp_callbacks): New member line_change.
	* cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
	cpp_get_token): Preserve BOL flag.
	(cpp_get_line): Remove.
	(_cpp_backup_tokens): Remove useless abort().
	* cppmain.c (cb_line_change): New.
	(scan_translation_unit): Don't worry about starting new lines here.
	* scan-decls.c (scan_decls): Update.
	* c-lex.c (c_lex, init_c_lex): Update.
	(cb_line_change, src_lineno): New.

From-SVN: r45613

	* Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
	bitmap.h, builtin-types.def, builtins.c, builtins.def,
	c-aux-info.c, c-common.c, c-common.def, c-common.h,
	c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
	c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
	c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
	caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
	conditions.h, config.gcc, configure.frag, configure.in,
	conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
	cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
	dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
	doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
	dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
	emit-rtl.c, errors.c, errors.h, except.c, except.h,
	exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
	fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
	function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
	gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
	gencheck.c, gencodes.c, genconfig.c, genemit.c,
	genextract.c, genflags.c, gengenrtl.c, genmultilib,
	genopinit.c, genoutput.c, genpeep.c, genrecog.c,
	gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
	ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
	graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
	gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
	gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
	hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
	integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
	libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
	machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
	mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
	mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
	params.h, predict.c, predict.def, predict.h, prefix.c,
	prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
	read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
	regclass.c, regmove.c, regrename.c, regs.h, reload.c,
	reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
	rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
	sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
	sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
	ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
	stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
	tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
	tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
	unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
	unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
	xcoffout.h: replace "GNU CC" with "GCC".

From-SVN: r45105

	* c-lex.c (map): Make const.
	(cb_file_change): Update for callback passing a line map.
	Don't assume we have a previous map.  Remove sanity check
	about popping too many files.
	* cpperror.c (print_location): Make map const.
	* cppfiles.c (stack_include_file): Update; line maps now hold sysp.
	(cpp_make_system_header): Similarly.
	(search_from): Similarly.
	(_cpp_execute_include): Don't remember where we came from.
	* cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
	(struct cpp_reader): Make map const.
	(CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
	* cpplib.c (do_line): Update; line maps now hold sysp.
	(cpp_push_buffer): Similarly.
	(_cpp_do_file_change): Similarly; callback with map instead.
	(cpp_get_line_maps): Constify return value.
	(_cpp_pop_buffer): Update.
	* cpplib.h (struct cpp_file_change): Remove.
	(struct cpp_callbacks): Update.
	(cpp_get_line_maps): Constify return value.
	* cppmacro.c (_cpp_create_definition): Update.
	* cppmain.c (struct printer): Constify map.
	(maybe_print_line): Similarly.
	(print_line): Similarly.  Deduce flags 1 and 2 here.
	(cb_file_change): Update.
	* line-map.c (free_line_maps): Warn regardless.
	(add_line_map): Return pointer to const.  When passed NULL to_file
	with LC_LEAVE, use the obvious values for the return point so the
	caller doesn't have to figure them out.
	(lookup_line): Return pointer to const.
	(print_containing_files): Take pointer to const.
	* line-map.h (struct line_map): New members reason, sysp.
	(add_line_map): Return pointer to const.
	(lookup_line): Similarly.
	(print_containing_files): Take pointer to const.

From-SVN: r44789

	PR preprocessor/3081
	* c-lex.c (map): New.
	(cb_file_change): Update map and use it.
	(cb_def_pragma, cb_define, cb_undef): Use map and line.
	(c_lex): Update to use map.
	* cpperror.c (print_location): Move to using logical line numbers.
	* cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
	(cpp_make_system_header): Similarly.
	(_cpp_execute_include): Stop line numbering hacks.  Store the
	line we will return to.
	* cpphash.h (CPP_BUF_LINE): Remove.
	(struct cpp_buffer): Remove lineno and pseudo_newlines.
	Add map and return_to_line.
	(_cpp_do_file_change): Update.
	* cppinit.c (cpp_start_read): Update line kludge.
	* cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
	(trigraph_ok): Use logical line numbers for diagnostics.
	(skip_block_comment): Likewise.
	(skip_whitespace): Likewise.
	(skip_line_comment): Use pfile->line instead.
	(_cpp_lex_token): Update to use logical line numbering exclusively.
	Handle BOL locally.  Accept new lines in directives, but keep
	pfile->line decremented.  Diagnostics use logical lines.  Update
	directive handling.
	* cpplib.c (SEEN_EOL): New.
	(skip_rest_of_line, check_eol): Use it.
	(end_directive): Increase line number when accepting the newline
	at the end of a directive.
	(run_directive): Simplify.
	(do_line): Bad LC_LEAVEs become LC_RENAMEs.  Update.
	(_cpp_do_file_change): Update to take buffer line number as an
	argument, and store the current map in the cpp_reader.  Remove
	line number kludges.
	(_cpp_do__Pragma): Restore output position after a _Pragma.
	(cpp_push_buffer): Don't set output line or lineno.
	(_cpp_pop_buffer): Transfer more info from a faked buffer.
	Remove line kludge.  Set output_line.
	* cppmacro.c (builtin_macro): Update handling of __LINE__.
	(parse_arg): Use logical lines.
	(save_lookahead_token): Save EOFs too now.
	* cppmain.c (struct printer): Fix comments.
	(printer_init): Simplify, let caller do errors.
	(scan_translation_unit, check_multiline_token, dump_macro): Update.
	(maybe_print_line): Simplify.
	(print_line): Don't print a linemarker if -P.
	(cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
	(cb_file_change): Simplify.
	* line-map.h (LAST_SOURCE_LINE): Fix.
	(CURRENT_LINE_MAP): New.

	* gcc.dg/cpp/19951025-1.c: Revert.
	* gcc.dg/cpp/directiv.c: We no longer process directives that
	interrupt macro arguments.

From-SVN: r44650

	* cpphash.h (struct cpp_reader): New member directive_line.
	* cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
	* cpplib.c (do_define, do_undef, do_ident, do_include_common,
	do_pragma): Pass line to callbacks.
	(start_directive): Record line of directive.
	* cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
	cb_include): Similarly.
	* c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
	Similarly.

From-SVN: r44637

	* line-map.c: New.
	* line-map.h: New.
	* Makefile.in (line-map.o): New.
	(LIBCPP_OBJS, LIBCPP_DEPS): Update.
	* c-lex.c (cb_file_change): Update for new cpp_file_change structure.
	* cpperror.c (print_containing_files): Similarly.
	(print_location): Update.  Don't output a space before _Pragma.
	* cppfiles.c (stack_include_file): Set to line 1 immediately.
	(stack_include_filee, cpp_make_system_header): Update.
	(_cpp_execute_include): Get logical line number right for calling
	as-yet-unterminated #include.
	* cpphash.h (struct cpp_reader): Add line_maps.
	(_cpp_do_file_change): Update.
	* cppinit.c (cpp_create_reader): Initialize line maps.
	(cpp_destroy): Destroy line maps.
	(cpp_start_read): Get logical line number right.
	* cpplex.c (parse_string): Only warn once for multi-line strings.
	Use boolean variable for null warning.
	* cpplib.c (_cpp_handle_directive): End the directive if it isn't
	already.
	(do_include_common): End the directive early.
	(do_line): Don't warn about out-of-range lines in preprocessed
	source.  Update.  Remove unused variables.
	(_cpp_do_file_change): Update for new line mapping.
	(pragma_cb): New typedef.
	(cpp_register_pragma): Stop looking ahead before calling the
	handler.  Clean up.
	(do_pragma_system_header): End directive early.
	(cpp_get_line_maps): New.
	(cpp_pop_buffer): Fudge logical line.  Update.
	* cpplib.h: Include line-map.h
	(enum cpp_fc_reason): Remove.
	(struct cpp_file_change): Update.
	(cpp_get_line_maps): New.
	* cppmain.c (struct_printer): New member map.
	(cb_file_change): Update for new mappings.
	* fix-header.c (cb_file_change): Similarly.
testsuite:
	* gcc.dg/cpp/19951025-1.c: Update.

From-SVN: r44584

	* alias.c: Fix comment formatting.
	* bitmap.c: Likewise.
	* builtins.c: Likewise.
	* calls.c: Likewise.
	* c-common.c: Likewise.
	* c-decl.c: Likewise.
	* c-dump.c: Likewise.
	* c-lex.c: Likewise.
	* collect2.c: Likewise.
	* combine.c: Likewise.
	* conflict.c: Likewise.
	* cppfiles.c: Likewise.
	* cppinit.c: Likewise.
	* cpplex.c: Likewise.
	* cpplib.c: Likewise.
	* cppmacro.c: Likewise.
	* cppspec.c: Likewise.
	* c-pragma.c: Likewise.
	* crtstuff.c: Likewise.
	* cse.c: Likewise.
	* cselib.c: Likewise.
	* c-semantics.c: Likewise.
	* c-typeck.c: Likewise.

From-SVN: r44547

	* c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
	* c-parse.in (yyerror, _yylex): Similarly.
	* cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
	Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
	Update comments.
	* cpplib.h (CPP_INT, CPP_FLOAT): Remove.
	* cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.

From-SVN: r44144

	* Makefile.in (c-lex.o): Wrap long lines.  Depend on debug.h.
	* c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
	hooks directly.
	* dbxout.c (dbx_debug_hooks): Add new hooks.
	(dbxout_start_new_source_file): Rename dbxout_start_source_file,
	make static.
	(dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
	make static.
	* dbxout.h (dbxout_start_new_source_file,
	dbxout_resume_previous_source_file): Delete.
	* debug.c (do_nothing_debug_hooks): Add new hooks.
	(debug_nothing_init_finish): Rename debug_nothing_file_charstar.
	(debug_nothing_int_charstar, debug_nothing_int): New.
	* debug.h (gcc_debug_hooks): New hooks define, undef,
	start_source_file and end_source_file.
	(debug_nothing_init_finish): Rename debug_nothing_file_charstar.
	(debug_nothing_int_charstar, debug_nothing_int): New.
	* dwarf2out.c (dwarf2_debug_hooks): Add new hooks.
	(dwarf2out_start_source_file, dwarf2out_end_source_file,
	dwarf2out_define, dwarf2out_undef): Make static.
	* dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
	dwarf2out_define, dwarf2out_undef): Remove.
	* dwarfout.c (dwarf_debug_hooks): Add new hooks.
	(dwarfout_start_source_file, dwarfout_end_source_file,
	dwarfout_define, dwarfout_undef): Make static.
	(dwarfout_start_source_file_check,
	dwarfout_end_source_file_check): New.
	(dwarfout_define, dwarfout_finish): Update.
	* dwarfout.h (dwarfout_start_new_source_file,
	dwarfout_resume_previous_source_file, dwarfout_define,
	dwarfout_undef): Remove.
	* sdbout.c (sdb_debug_hooks): Add new hooks.
	(sdbout_start_new_source_file): Rename sdbout_start_source_file,
	make static.
	(sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
	make static, take an arg.
	* sdbout.h (sdbout_start_new_source_file,
	sdbout_resume_previous_source_file): Delete.
	* toplev.c (debug_start_source_file, debug_end_source_file,
	debug_define, debug_undef): Delete.
	* toplev.h (debug_start_source_file, debug_end_source_file,
	debug_define, debug_undef): Delete.

	* java/jcf-parse.c: Include debug.h.
	(parse_class_file): Update to use debug hooks directly.
	* java/Make-lang.in (jcf-parse.o): Depend on debug.h.

From-SVN: r43952

2001-07-04  Daniel Berlin  <dan@cgsoftware.com>

	* c-lex.c (cb_file_change): Pass line number to
	debug_start_source_file.
	(cb_undefine): Pass correct line number to debug_undef.

	* toplev.c (debug_start_source_file): Add line number to
	parameters. Pass it along to dwarf2out_start_source_file.
	(decode_g_option): Stop resetting debug level back to normal when
	we change debug formats, unless the current level is
	none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
	3).

	* toplev.h (debug_start_source_file): Add line number to
	parameters.

	* dwarf2out.h (dwarf2out_start_source_file): Add line number to parameters.

	* dwarf2out.c (dwarf2out_start_source_file): Add line number to
	parameters.
	Output debug_macinfo data for starting file if requested.
	(dwarf2out_end_source_file): Output debug_macinfo data for ending
	file if requested.
	(dwarf2out_define): Output debug_macinfo data for defining a macro if requested.
	(dwarf2out_undef): Output debug_macinfo data for undefining a
	macro if requested.
	(DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
	(DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
	(macinfo_section_label): New. DWARF2 macro info section label.
	(dwarf2out_init): If we want macro info, output the start label
	for the section.
	(dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
	attribute to the compilation unit die pointing to the macro info.

2001-07-04  Daniel Berlin  <dan@cgsoftware.com>

	* dwarf2out.c (new_loc_list): Move to inside #ifdef
	DWARF2_DEBUGGING_INFO.
	(add_loc_descr_to_loc_list): Ditto.
	(output_loc_list): Ditto.
	Also, fix thinko in curr not being initialized.
	(gen_internal_sym): Ditto.

From-SVN: r43763

	* c-lex.c (read_escape, read_ucs): Delete.
	(lex_string): Use cpp_parse_escape.
	* cpplex.c (read_ucs): Rename maybe_read_ucs.  Do nothing
	if not C++ or not C99.  Warn if traditional.
	(parse_escape): Rename cpp_parse_escape.  Make the bitmask
	unsigned.  Warn for out-of-range escape sequences here.
	Update to use maybe_read_ucs.
	(cpp_interpret_charconst):  Don't warn here.
	* cpplib.h (cpp_parse_escape): New exported function.

From-SVN: r42509

	* c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
	once for hexadecimal floats, whether or not they contain a decimal
	point.  Don't let the setting of pedantic otherwise affect the
	parsing of hexadecimal floats.

testsuite:
	* gcc.dg/c90-hexfloat-1.c: Add more tests.

From-SVN: r42440

	* c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
	* stringpool.c:	(IS_FE_IDENT, make_identifier): Delete.
	(maybe_get_identifier): Update.
	* tree.h (make_identifier): Delete.

From-SVN: r42432

	* Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
	cpplib.o, cpphash.o, fix-header): Update.
	(hashtable.o): New target.
	* c-common.h: Include cpplib.h.  Define C_RID_CODE and
	struct c_common_identifier here.
	* c-lang.c (c_init_options): Update.  Call set_identifier_size.
	* c-lex.c (c_lex): Update.
	* c-pragma.h: Update.
	* c-tree.h (struct lang_identifier): Contain c_common_identifier.
	Delete rid_code.
	(C_RID_CODE): Delete.
	* cpphash.c: Rewrite to use hashtable.c.
	* cpphash.h: Update include guards.
	(struct cpp_reader): Remove hashtab.
	hash_ob and buffer_ob are no longer pointers.  Add hash_table
	and our_hashtable.
	(HASHSTEP, _cpp_init_hashtable,	_cpp_lookup_with_hash): Delete.
	(_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
	(_cpp_cleanup_stacks): Rename _cpp_init_directives.
	* cppinit.c (cpp_create_reader): Update.
	* cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
	(cpp_interpret_charconst): Eliminate warning.
	* cpplib.c (do_pragma, do_endif, push_conditional,
	cpp_push_buffer, cpp_pop_buffer): Update.
	(_cpp_init_stacks): Rename cpp_init_directives.
	(_cpp_cleanup_stacks): Remove.
	* cpplib.h: Update include guards.  Include tree-core.h and c-rid.h.
	(cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
	 cpp_forall_identifiers, cpp_create_reader): Update.
	(C_RID_CODE, cpp_make_node): New.
	(c_common_identifier): New identifier node for C front ends.
	* cppmain.c (main): Update.
	* fix-header.c (read_scan_file): Update.
	* flags.h (id_clash_len): Make unsigned.
	* ggc.h (ggc_mark_nonnull_tree): New.
	* hashtable.c: New.
	* hashtable.h: New.
	* stringpool.c: Update comments and copyright.  Update to use
	hashtable.c.
	* toplev.c (approx_sqrt): Move to hashtable.c.
	(id_clash_len): Make unsigned.
	* toplev.h (ident_hash): New.
	* tree.c (gcc_obstack_init): Move to hashtable.c.
	* tree.h: Include hashtable.h.
	(IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
	(GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
	(struct tree_identifier): Update.
	(make_identifier): New.
cp:
	* cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
	(C_RID_CODE): Remove.
	* lex.c (cxx_init_options): Call set_identifier_size.  Update.
	(init_parse): Don't do it here.
objc:
	* objc-act.c (objc_init_options): Call set_identifier_size. Update.

From-SVN: r42334

	* cppexp.c (lex): Use NODE_NAME and NODE_LEN.
	* cpphash.c (_cpp_lookup_with_hash): Similarly.
	* cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
	cpp_spell_token, cpp_output_token): Similarly.
	* cpplib.c (lex_macro_node, do_undef, do_pragma,
	do_pragma_poison, parse_assertion, do_assert): Similarly.
	* cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
	save_parameter, _cpp_create_definition, check_trad_stringification,
	cpp_macro_definition): Similarly.
	* cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
	* c-lex.c (cb_undef, c_lex): Similarly.
	* fix-header.c (recognized_function): Similarly.
	* cpplib.h (NODE_LEN, NODE_NAME): New.
	(cpp_hashnode): Rename length len.

From-SVN: r42174

	* c-lex.c (lex_charconst): Convert into a simple wrapper
	around cpp_interpret_charconst, to which most of the code
	body is moved.
	* cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
	MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
	MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
	(lex): Use cpp_interpret_charconst.
	* cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
	hex_digit_value): New functions.
	(MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
	* cpplib.h (cpp_interpret_charconst): New prototype.
	* Makefile.in: Update.

From-SVN: r41978

	* c-lex.c: NULL_PTR -> NULL.
	* cse.c: Likewise.
	* emit-rtl.c: Likewise.
	* gcse.c: Likewise.
	* genpeep.c: Likewise.
	* jump.c: Likewise.
	* mips-tdump.c: Likewise.
	* reload1.c: Likewise.
	* rtlanal.c: Likewise.
	* stmt.c: Likewise.
	* stor-layout.c: Likewise.
	* toplev.c: Likewise.

From-SVN: r41761

.:	* c-lex.c (c_lex): Remove # from %o diagnostic formatting.
testsuite:
	* g++.old-deja/g++.other/lex1.C: New test.

From-SVN: r41588

	* c-parse.in (yylexname): New function, split out of _yylex.
	(objc_rid_sans_at): New table.
	(init_reswords): Initialize it.
	(_yylex): Give labels clearer names.  Handle CPP_ATSIGN by
	retrieving the next token and checking it for significance as
	an ObjC keyword or string constant.

	* cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
	* cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.

	* c-lex.c, c-parse.in, cppmacro.c, cpplex.c, cp/spew.c: Remove
	references to CPP_OSTRING.

From-SVN: r40279

        * cpp.texi: Update.
        * cppexp.c (parse_number): Update.
        * cpplex.c (parse_string): Pedwarn if multiline string does not
        result from a system header's macro.
        * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
        * cppmacro.c (sys_objmacro_p): Rename sys_macro_p.  Return true
        for function-like macros too.
	* c-lex.c (parse_number): Update.

From-SVN: r40211

        * cppfiles.c: Update comments.
        (_cpp_read_file): Don't check for NULL filenames any more.
        * cppinit.c (cpp_start_read): Don't do canonicalization of
        in_fname and out_fname.  Use the passed file name exclusively.
        (_cpp_handle_options): Don't treat "-" as a command line option,
        but as a normal filename.
        (_cpp_post_options): Canonicalize in_fname and out_fname.
        * cppmain.c (printer_init): Don't check out_fname for NULL.
        * c-lex.c (orig_filename): Rename cpp_filename for clarity.
        (init_c_lex): Update, and use "" to represent stdin to CPP.
        (yyparse): Update.

From-SVN: r39938

        * c-lex.c (lex_number): Only warn traditionally for U suffix
        outside system macros.
        * cppexp.c (parse_number): Similarly.
        * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
        * cppmacro.c (struct cpp_macro): New member node.
        (parse_args): Only warn about missing rest args if not
        a system macro.
        (funlike_invocation_p): Similarly for uninvoked funlike macros.
        (cpp_sys_objmacro_p): New.
        (_cpp_create_definition): Store the node with the macro defn.
        Remember if the macro is defined in a system header.

From-SVN: r39661

From-SVN: r39215

From-SVN: r39134

        * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
        callbacks.
        * c-parse.in (finish_parse): Use cpp_errors.
        (__yylex): Use return value of cpp_pop_buffer.
        * cp/lex.c (finish_parse): Use cpp_errors.
        * cp/spew.c (read_token): Use return value of cpp_pop_buffer.

From-SVN: r38982

        * c-lex.c (init_c_lex): Request #define / #undef callbacks
        for verbose DWARF[2] debugging.
        (cb_define, cb_undef): The new callbacks.
        * toplev.h (debug_define, debug_undef): Make const correct.
        * toplev.c (debug_define, debug_undef): Similarly.  Do not
        perform the verbosity tests here anymore.

From-SVN: r38756

	* c-lex.c (cb_file_change): Treat in_system_header as strictly
	boolean (0 or 1).

From-SVN: r38361

        * c-lex.c: s/change_file/file_change.
        * cpplib.h: Similarly.
        * cppmain.c: Similarly.
        * fix-header.c: Similarly.
        * cppfiles.c (stack_include_file): Pass the buffer location and
        size to cpp_push_buffer.  Generate the file_change callback,
        so that sysp is already set.
        * cpphash.h: Add _cpp_do_file_change.
        * cpplib.c (do_line): Set buffer->sysp directly. Generate the
        file_change callback after setting sysp.
        (_cpp_do_file_change): Handle FC_ENTER and the FC_RENAME exception
        here.
        (cpp_push_buffer): Don't generate a callback.  Clear sysp.
        (cpp_pop_buffer): Clean up logic.

From-SVN: r38357

        * c-lex.c (lex_lineno): Remove.
        (init_c_lex, c_lex): Remove lex_lineno.
        (cb_change_file): Update lineno correctly, both before calling
        push_srcloc and before leaving the function.
        (cb_def_pragma): Set lineno before outputting diagnostics.

From-SVN: r38342

        * c-lex.c: Move main_input_filename handling to FC_ENTER. Clean up.
        * cpperror.c (print_containing_files): Get right line number.
        (print_location): Output column of 1 if 0.
        * cppfiles.c (stack_include_file): cpp_push_buffer handles
        the callback.
        * cpphash.h (_cpp_do_file_change): No longer external.
        * cpplib.c (do_file_change): Now local to cpplib.c.
        (do_line): Fake a buffer stack for preprocessed files.
        (cpp_push_buffer): Create a file_change callback.  Handle faked
        buffers.
        (cpp_pop_buffer): Similarly.
        * cpplib.h: BUF_FAKE: New buffer type.
        * cppmain.c: Update to handle correct file renaming where a
        #line is the first line of the main file, and produce only
        the renamed file, not the original file, as output.

From-SVN: r38319

    * c-lex.c (cb_indent): Decorate `str' argument, unused on HP-UX.
    * collect2.c (scan_libraries): Remove unused `ch'.
    (COFF specific stuff): Prototype ldgetname.  Declare and prototype
    ldbtread and ldclose.

From-SVN: r38092

        * c-common.h: Remove flag_digraphs.
        * c-decl.c: Remove flag_digraphs.
        (c_decode_option): Don't set it.
        * c-lex.c (init_c_lex): Don't do anything for digraphs.

From-SVN: r37834

	* c-lex.h (parse_in): Change parse_in to a cpp_reader *.
	* c-decl.c (c_decode_option): Update to match.
	* c-lex.c (init_c_lex, yyparse): Update to match.
	* c-lang.c (lang_init_options): Use cpp_create_reader.
	* cppinit.c (cpp_init): Rename initialize.
	(cpp_reader_init): Rename cpp_create_reader.  Create the
	reader.  Initialize cpplib if appropriate.
	* cpplib.h (cpp_create_reader) New prototype.
	(cpp_init, cpp_reader_init): Delete prototypes.
	* cppmain.c (general_init, setup_callbacks): New functions.
	(main): Use them.
	* fix-header.c (scan_in): Change type to cpp_reader *.
	(read_scan_file): Update for new cpplib interface and scan_in type.

	* cp/decl.c (parse_in): Change to cpp_reader *.
	(lang_decode_option): Update.
	* cp/lex.c (lang_init_options): Use new cpplib interface.
	(init_cp_pragma, finish_parse, handle_pragma_implementation): Update.
	* cp/spew.c (read_token): Update.
	* objc/objc-act.c (lang_init_options): Update new cpplib interface.

From-SVN: r37826

        * c-lex.c (cb_enter_file, cb_leave_file, cb_rename_file):
        Combine into the new function cb_change_file.
        (init_c_lex): Update.
        * cppfiles.c (stack_include_file): Use _cpp_do_file_change.
        (cpp_syshdr_flags): Delete.
        * cpphash.h (_cpp_do_file_change): New prototype.
        Move struct cpp_buffer here from...
        * cpplib.h (struct cpp_buffer): ... here.
        (enum cpp_fc_reason, struct cpp_file_loc,
        struct_cpp_file_change, change_file): New.
        (enter_file, leave_file, rename_file, cpp_syshdr_flags): Delete.
        * cpplib.c (do_line): Update for new cb_change_file callback.
        (_cpp_do_file_change): New function.
        (_cpp_pop_buffer): Update to use it.
        * cppmain.c (move_printer): Delete.
        (main): Set up single callback cb_change_file.
        (cb_enter_file, cb_leave_file, cb_rename_file): Delete.
        (cb_change_file): New.
        * fix-header.c (cur_file, cb_change_file): New.
        (recognized_function, read_scan_file): Update.
        * scan-decls.c (scan_decls): Update.
        * scan.h (recognized_function): Update prototype.

From-SVN: r37784

        * Makefile.in: Remove MAYBE_CPPLIB and maybe_cpplib.
        * c-decl.c: Remove parse_in declaration.
        * c-lang.c: Similarly.
        * c-lex.c: Similarly.
        * c-parse.in: Similarly.
        * c-pragma.c: Similarly.
        * configure.in: Similarly.
        * cp/Make-lang.in: Similarly.
        * cp/spew.c: Similarly.
        * cp/decl2.c: Remove check for lang-c++ option.
        * cp/lang-specs.h: Remove -lang-c++ from cc1plus command line.
        * cp/lex.c (lang_init_options): With cpp_reader_init, default to C++.
        * c-lex.h: Add declaration of parse_in.
        * cppinit.c: Call set_lang after allocating pfile->pending.
        * configure: Regenerate.

From-SVN: r37754

        * c-common.c: Remove USE_CPPLIB conditional inclusions.
        * c-common.h: Similarly.
        * c-decl.c: Similarly.
        * c-lang.c: Similarly.
        * c-lex.c: Similarly.
        * c-parse.in: Similarly.
        * c-pragma.c: Similarly.
        * c-pragma.h: Similarly.
        * gcc.c: Similarly.
        * toplev.c: Similarly.
        * cp/cp-tree.h: Similarly.
        * cp/decl2.c: Similarly.
        * cp/lang-specs.h: Similarly.
        * cp/lex.c: Similarly.
        * cp/lex.h: Similarly.
        * cp/spew.c: Similarly.
        * java/lang-options.h: Similarly.
        * objc/lang-specs.h: Similarly.
        * objc/objc-act.c: Similarly.

        * configure.in: Remove configure option.
        * config.in: Regenerate.
        * configure: Regenerate.

From-SVN: r37742