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2003-08-19c-common.c: Fix comment formatting.Kazu Hirata1-1/+1
* c-common.c: Fix comment formatting. * c-common.h: Likewise. * c-decl.c: Likewise. * cppinit.c: Likewise. * cpplib.h: Likewise. * emit-rtl.c: Likewise. * input.h: Likewise. * line-map.h: Likewise. * opts.c: Likewise. * opts.h: Likewise. * simplify-rtx.c: Likewise. From-SVN: r70577
2003-08-10Remove improper white-space.Per Bothner1-1/+1
From-SVN: r70313
2003-08-09cppinit.c (cpp_read_main_file): Split out source-independent initialization ↵Per Bothner1-7/+12
to separate function ... * cppinit.c (cpp_read_main_file): Split out source-independent initialization to separate function ... (cpp_post_options): New function. * cppfiles.c (cpp_stack_file): Rename public name to ... (_cpp_stack_file): New internal function name. * cpplib.h: Update accordingly. * cppinit.c: (cpp_create_reader): Initialize cpp_readers line here. (cpp_read_main_file): Don't initialize line here. * c-opts.c (c_common_post_options): Call cpp_post_options. (c_common_parse_file): Call cpp_read_main_file, not cpp_stack_file. * fix-header.c (read_scan_file): Call cpp_post_options. From-SVN: r70279
2003-08-05c.opt: Introduce -fworking-directory.Alexandre Oliva1-0/+74
* c.opt: Introduce -fworking-directory. * doc/cpp.texi, doc/invoke.texi, doc/cppopts.texi: Document it. * c-common.h (flag_working_directory): Declare. * c-common.c (flag_working_directory): Define. * c-opts.c (c_common_handle_options): Set it. (sanitize_cpp_opts): Set... * cpplib.h (struct cpp_options): ... working_directory option. (struct cpp_callbacks): Add dir_change. * cppinit.c (read_original_filename): Call... (read_original_directory): New. Look for # 1 "directory//" and process it. (cpp_read_main_file): Call dir_change callback if working_directory option is set. * gcc.c (cpp_unique_options): Pass -g*. * c-lex.c (cb_dir_change): New. (init_c_lex): Set dir_change callback. * toplev.c (src_pwd): New static variable. (set_src_pwd, get_src_pwd): New functions. * toplev.h (get_src_pwd, set_src_pwd): Declare. * dbxout.c (dbxout_init): Call get_src_pwd() instead of getpwd(). * dwarf2out.c (gen_compile_unit_die): Likewise. * dwarfout.c (output_compile_unit_die, dwarfout_init): Likewise. From-SVN: r70189
2003-08-01Makefile.in: Refine dependencies.Neil Booth1-1/+0
* Makefile.in: Refine dependencies. * c-opts.c (c_common_handle_option): Do nothing for -Wimport. * c.opt: Update help for -Wimport. * cppfiles.c: Include hashtab.h. Update comments. (stack_file): Read the file before updating dependencies. (once_only_file_p): Be smarter about marking once-only files. (_cpp_mark_file_once_only): Correct the check for existence on the list. (open_file_failed): Use name not path, which is NULL. * cpphash.h: Don't include hashtab.h. (struct _cpp_file): Remove. (struct cpp_reader): Update. * cppinit.c (cpp_create_reader): Don't initialize warn_import. * cpplib.h (struct cpp_options): Remove warn_import. (cpp_simplify_path): Remove. From-SVN: r70045
2003-07-29Makefile.in (LIBCPP_DEPS): Add HASHTAB_H.Neil Booth1-12/+9
* Makefile.in (LIBCPP_DEPS): Add HASHTAB_H. * cppfiles.c: Completely rewritten. * c-incpath.c (free_path, remove_duplicates, heads, tails, add_path): struct cpp_path is now struct cpp_dir. (remove_duplicates): Don't simplify path names. * c-opts.c (c_common_parse_file): cpp_read_next_file renamed cpp_stack_file. * cpphash.h: Include hashtab.h. (_cpp_file): Declare. (struct cpp_buffer): struct include_file is now struct _cpp_file, and struct cpp_path is now struct cpp_dir. Rename members. (struct cpp_reader): Similarly. New members once_only_files, file_hash, file_hash_entries, quote_ignores_source_dir, no_search_path, saw_pragma_once. Remove all_include_files and max_include_len. Make some members bool. (_cpp_mark_only_only): Renamed from _cpp_never_reread. (_cpp_stack_file): Renamed from _cpp_read_file. (_cpp_stack_include): Renamed from _cpp_execute_include. (_cpp_init_files): Renamed from _cpp_init_includes. (_cpp_cleanup_files): Renamed from _cpp_cleanup_includes. * cppinit.c (cpp_create_reader): Initialize no_search_path. Update. (cpp_read_next_file): Rename and move to cppfiles.c. (cpp_read_main_file): Update. * cpplib.c (run_directive): Update for renamed members. (do_include_common, _cpp_pop_buffer): Update. (do_import): Undeprecate #import. (do_pragma_once): Undeprecate. Use _cpp_mark_file_once_only. * cpplib.h: Remove file_name_map_list. (cpp_options): Remove map_list. (cpp_dir): Rename from cpp_path. New datatype for name_map. (cpp_set_include_chains, cpp_stack_file, cpp_included): Update. testsuite: * gcc.dg/cpp/include2.c: Only expect one message. From-SVN: r69942
2003-07-22hashtable.c (approx_sqrt): Make static.Zack Weinberg1-2/+2
* hashtable.c (approx_sqrt): Make static. * hashtable.h: Don't prototype approx_sqrt. * line-map.c (init_line_maps): Rename linemap_init. (free_line_maps): Rename linemap_free. (add_line_map): Rename linemap_add. (lookup_line): Rename linemap_lookup. (print_containing_files): Rename linemap_print_containing_files. * linemap.h: Update to match. * cpperror.c, cppinit.c, cpplib.c, cppmacro.c: Update calls to linemap routines to use new names. From-SVN: r69672
2003-07-19alias.c [...]: Remove unnecessary casts.Kaveh R. Ghazi1-1/+1
* alias.c alloc-pool.c bitmap.c bitmap.h bt-load.c builtins.c c-common.c c-decl.c c-incpath.c c-lex.c c-opts.c c-parse.in c-pragma.c c-typeck.c calls.c cfg.c cfganal.c cfgloop.c cfgrtl.c collect2.c combine.c conflict.c coverage.c cppexp.c cppfiles.c cpphash.c cppinit.c cpplex.c cpplib.c cppmacro.c cppspec.c cpptrad.c cse.c cselib.c dbxout.c defaults.h df.c dominance.c dwarf2out.c dwarfout.c emit-rtl.c except.c expmed.c expr.c final.c fix-header.c flow.c fold-const.c function.c gcc.c gccspec.c gcov.c gcse.c genattr.c genattrtab.c genautomata.c genconditions.c genemit.c genextract.c genoutput.c genrecog.c gensupport.c ggc-page.c ggc-simple.c global.c graph.c haifa-sched.c hashtable.c integrate.c jump.c langhooks.c lcm.c line-map.c local-alloc.c loop.c mips-tdump.c mips-tfile.c mkdeps.c optabs.c params.c postreload.c prefix.c print-tree.c protoize.c ra-build.c ra-colorize.c ra-rewrite.c ra.c recog.c reg-stack.c regclass.c regmove.c regrename.c reload.c reload1.c reorg.c resource.c sbitmap.c sched-deps.c sched-rgn.c sched-vis.c sdbout.c simplify-rtx.c ssa-ccp.c ssa.c stmt.c stor-layout.c timevar.c tlink.c toplev.c tree-dump.c tree.c unroll.c unwind-dw2-fde.c varasm.c varray.c vmsdbgout.c xcoffout.c: Remove unnecessary casts. From-SVN: r69587
2003-07-13Makefile.in (LIBCPP_DEPS): Remove coretypes.h and $(TM_H).Zack Weinberg1-3/+3
* Makefile.in (LIBCPP_DEPS): Remove coretypes.h and $(TM_H). (hashtable.o, line-map.o, mkdeps.o): Likewise, from dependency list. Move these all together down by cpplib. * cpplib.h: Don't refer to MAX_WCHAR_TYPE_SIZE when determining definition of CPPCHAR_SIGNED_T. * cppcharset.c, cpperror.c, cppexp.c, cppfiles.c, cpphash.c, cppinit.c * cpplex.c, cpplib.c, cppmacro.c, cpppch.c, cpptrad.c, hashtable.c * line-map.c, mkdeps.c: Don't include coretypes.h or tm.h. * cpphash.c (_cpp_init_hashtable): Don't use gcc_obstack_init. * cppinit.c (cpp_create_reader): Likewise. * cpphash.h (scan_out_logical_line): Rename _cpp_scan_out_logical_line. * cpptrad.c: Likewise. All callers changed. * cpplib.c: All callers changed. * c-ppoutput.c: Replace 'uchar' with 'unsigned char' throughout. * hashtable.h: Define GTY(x) to nothing here too. From-SVN: r69298
2003-07-11Index: ChangeLogGeoffrey Keating1-2/+10
2003-07-10 Geoffrey Keating <geoffk@apple.com> * c-decl.c (finish_decl): Handle 'used' here... * cgraphunit.c (cgraph_finalize_function): ... and here ... * c-common.c: (handle_used_attribute): ... not here. * configure.in (onstep): Support --enable-intermodule. * Makefile.in (OBJS-common): New. (OBJS-md): New. (OBJS-archive): New. (OBJS): Build from OBJS-common, OBJS-md, OBJS-archive. (OBJS-onestep): New. (libbackend.a): Support @onestep@. (libbackend.o): New. * configure: Regenerate. * c-common.h (c_reset_state): New prototype. (c_parse_file): New prototype. (finish_file): Move prototype from c-tree.h. * c-decl.c: Include <hashtab.h>. (builtin_decls): New. (current_file_decl): New. (duplicate_decls): Add extra parameter. Change all callers. Don't output duplicate common symbols. (link_hash_hash): New. (link_hash_eq): New. (poplevel): Handle popping of the top level. (warn_if_shadowing): Handle TRANSLATION_UNIT_DECL. (pushdecl): Set DECL_CONTEXT to TRANSLATION_UNIT_DECL if appropriate. (pushdecl_top_level): Likewise. (redeclaration_error_message): Handle TRANSLATION_UNIT_DECL. (c_init_decl_processing): Create TRANSLATION_UNIT_DECL. (finish_decl): Handle TRANSLATION_UNIT_DECL. (merge_translation_unit_decls): New. (c_write_global_declarations): New. (c_reset_state): New. (implicitly_declare): Handle TRANSLATION_UNIT_DECL. * c-lang.c (LANG_HOOKS_WRITE_GLOBALS): New. * c-objc-common.c (c_cannot_inline_tree_fn): Handle TRANSLATION_UNIT_DECL. (c_objc_common_finish_file): Call merge_translation_unit_decls. * c-opts.c (in_fnames): Rename from in_fname. (c_common_decode_option): Handle multiple input filenames. (c_common_post_options): Likewise. (c_common_parse_file): Likewise; also, call c_parse_file rather than yyparse. * c-parse.in: Move cleanup code to c_parse_file. (free_parser_stacks): Move contents to c_parse_file. (c_parse_file): New. * c-tree.h (union lang_tree_node): Chain along TYPE_NEXT_VARIANT for integer types. (C_DECL_FILE_SCOPE): New. (finish_file): Move prototype to c-common.h. (merge_translation_unit_decls): New prototype. (comptypes): Add extra parameter to prototype. (c_write_global_declarations): New prototype. * c-typeck.c (tagged_types_tu_compatible_p): New. (function_types_compatible_p): Add extra parameter, change all callers. (type_lists_compatible_p): Likewise. (comptypes): Likewise. (struct tagged_tu_seen): New. (tagged_tu_seen_base): New. (build_unary_op): Handle TRANSLATION_UNIT_DECL. (c_mark_addressable): Remove #if 0 code. * calls.c (special_function_p): Handle TRANSLATION_UNIT_DECL, add comment explaining why it shouldn't have to. * cgraph.h (struct cgraph_node): Add chain_next and chain_prev GTY options. * cppinit.c (cpp_read_next_file): New. (cpp_read_main_file): Use it. * cpplib.c (undefine_macros): New. (cpp_undef_all): New. * cpplib.h (cpp_read_next_file): Prototype. (cpp_undef_all): Prototype. * langhooks-def.h (write_global_declarations): Remove prototype. * toplev.h (write_global_declarations): Add prototype. * tree.c (decl_type_context): Use switch statement, handle TRANSLATION_UNIT_DECL. * tree.def: Update documentation for TRANSLATION_UNIT_DECL. (TRANSLATION_UNIT_DECL): New kind of tree. * tree.h: Update documentation for TRANSLATION_UNIT_DECL. * Makefile.in (c-decl.o): Add $(HASHTAB_H) to dependencies. * doc/invoke.texi: Make attempt to document new functionality. 2003-05-19 Per Bothner <bothner@apple.com> * gcc.c (combine_inputs): New. (process_command): Set combine_inputs. (do_spec_1): Handle combine_inputs. (main): Likewise. Index: cp/ChangeLog 2003-07-10 Geoffrey Keating <geoffk@apple.com> * decl.c (cp_finish_decl): Handle 'used' attribute. * cp-lang.c (c_reset_state): New dummy routine. * cp-tree.h (finish_file): Move prototype to c-common.h. * parser.c (c_parse_file): Rename from yyparse; don't call finish_file. From-SVN: r69224
2003-07-05cpplib.h (CPP_AT_NAME, [...]): New token types.Zack Weinberg1-0/+6
* cpplib.h (CPP_AT_NAME, CPP_OBJC_STRING): New token types. (struct cpp_options): Add narrow_charset, wide_charset, bytes_big_endian fields. Remove EBCDIC field. (cpp_init_iconv, cpp_interpret_string): New external interfaces. * cpphash.h: Include <iconv.h> if we have it, otherwise provide a dummy definition of iconv_t. (struct cpp_reader): Add narrow_cset_desc and wide_cset_desc fields. (_cpp_valid_ucn): Update prototype. (_cpp_destroy_iconv): New prototype. * doc/cpp.texi: Document character set handling. * doc/cppopts.texi: Document -fexec-charset= and -fexec-wide-charset=. * doc/extend.texi: Delete entire section on multiline strings. Rewrite section on __FUNCTION__ etc now that these are variables in C. * cppucnid.tab, cppucnid.pl: New files. * cppucnid.h: New generated file. * cppcharset.c: Include cppucnid.h. Lots of commentary added. (iconv_open, iconv, iconv_close): Provide dummy definitions if !HAVE_ICONV. (SOURCE_CHARSET, struct strbuf, init_iconv_desc, cpp_init_iconv, _cpp_destroy_iconv, convert_cset, width_to_mask, convert_ucn, emit_numeric_escape, convert_hex, convert_oct, convert_escape, cpp_interpret_string, narrow_str_to_charconst, wide_str_to_charconst): New. (ucn_valid_in_identifier): Use a binary search through the ucnranges table defined in cppucnid.h, not a long chain of if statements. (_cpp_valid_ucn): Add a limit pointer. Downgrade "universal character names are only valid in C++ and C99" to a warning. Issue the "meaning of \[uU] is different in traditional C" warning here. Take care not to let iconv see an invalid UCS value if we get a malformed UCN. Issue an error if we don't have iconv. (cpp_interpret_charconst): Moved here from cpplex.c. Use cpp_interpret_string to do the heavy lifting. * cppinit.c (cpp_create_reader): Initialize bytes_big_endian, narrow_charset, wide_charset fields of options structure. (cpp_destroy): Call _cpp_destroy_iconv. * cpplex.c (forms_identifier_p): Adjust call to _cpp_valid_ucn. (maybe_read_ucn, hex_digit_value, cpp_parse_escape): Delete. (cpp_interpret_charconst): Moved to cppcharset.c. * cpplib.c (dequote_string): Delete. (interpret_string_notranslate): New. (do_line, do_linemarker): Use interpret_string_notranslate. * Makefile.in (cppcharset.o): Depend on cppucnid.h. * c-common.c (fname_string, combine_strings): Delete. * c-common.h (fname_string, combine_strings): Delete prototypes. * c-lex.c (ignore_escape_flag): Delete. (cb_ident): Use cpp_interpret_string, not lex_string. (get_nonpadding_token): New function. (c_lex): Handle Objective-C @-prefixed identifiers and strings here. Adjust calls to lex_string. Don't write *value twice. (lex_string): Now handles string constant concatenation. Most of the work handed off to cpp_interpret_string. Call fix_string_type here. * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): Replace with FUNC_NAME, throughout. (OBJC_STRING): New token type. (primary:STRING): No need to call fix_string_type here. (primary:objc_string): Make that OBJC_STRING. (objc_string nonterminal): Delete. (yylexname): Delete code to handle fake string constants. (yylexstring): Delete entirely. (_yylex): Handle CPP_AT_NAME and CPP_OBJC_STRING. No need to handle CPP_ATSIGN. * c.opt (-fexec-charset=, -fwide-exec-charset=): New options. * c-opts.c (missing_arg, c_common_handle_option): Handle OPT_fexec_charset_ and OPT_fwide_exec_charset_. (c_common_init): Set cpp_opts->bytes_big_endian, not cpp_opts->EBCDIC. Call cpp_init_iconv. (print_help): Document -fexec-charset= and -fexec-wide-charset=. (TARGET_EBCDIC): Delete default definition. * objc/objc-act.c (build_objc_string_object): No need to handle string constant concatenation. cp: * parser.c (cp_lexer_read_token): No need to handle string constant concatenation. testsuite: * gcc.c-torture/execute/wchar_t-1.x: New file; XFAIL wchar_t-1.c everywhere. * gcc.dg/concat.c: Concatenation of string constants with __FUNCTION__ / __PRETTY_FUNCTION__ is now a hard error. * gcc.dg/wtr-strcat-1.c: Loosen dg-warning regexp. * gcc.dg/cpp/escape-2.c: Use wide character constants where necessary to avoid multi-character character constant warning. * gcc.dg/cpp/escape.c: Likewise. * gcc.dg/cpp/ucs.c: Likewise. Remove backslashes from dg-bogus comments, as they confuse Tcl. Fix a typo. libstdc++-v3: * testsuite/22_locale/collate/compare/wchar_t/2.cc * testsuite/22_locale/collate/compare/wchar_t/wrapped_env.cc * testsuite/22_locale/collate/compare/wchar_t/wrapped_locale.cc * testsuite/22_locale/collate/hash/wchar_t/2.cc * testsuite/22_locale/collate/hash/wchar_t/wrapped_env.cc * testsuite/22_locale/collate/hash/wchar_t/wrapped_locale.cc * testsuite/22_locale/collate/transform/wchar_t/2.cc * testsuite/22_locale/collate/transform/wchar_t/wrapped_env.cc * testsuite/22_locale/collate/transform/wchar_t/wrapped_locale.cc: XFAIL on all targets. From-SVN: r68952
2003-06-17* cpplib.h, cpphash.h, cppcharset.c, cpperror.c, cppexp.cZack Weinberg1-38/+22
* cppfiles.c, cpphash.c, cppinit.c, cpplex.c, cpplib.c * cppmacro.c, cpppch.c, cpptrad.c, cppspec.c: Convert to ISO C: new-style function declarations, no need for PARAMS, no special punctuation on indirect function calls, use string constant concatenation where convenient. From-SVN: r68070
2003-06-16decl.c, [...]: Don't use the PTR macro.Kaveh R. Ghazi1-1/+1
cp: * cp/decl.c, cp/pt.c, cp/search.c, cp/tree.c: Don't use the PTR macro. gcc: * bitmap.c, builtins.c, c-incpath.c, cgraph.c, config/frv/frv.c, config/mips/mips.c, cppfiles.c, cpphash.c, cppinit.c, cpplib.c, dwarf2out.c, dwarfout.c, except.c, expr.c, expr.h, fold-const.c, function.c, gcc.c, genoutput.c, gensupport.c, global.c, haifa-sched.c, hashtable.c, ifcvt.c, integrate.c, local-alloc.c, loop.c, mips-tdump.c, mips-tfile.c, mkdeps.c, protoize.c, read-rtl.c, recog.h, reload1.c, sbitmap.c, ssa-dce.c, stringpool.c, tlink.c, tree.c, varasm.c, varray.c: Don't use the PTR macro. From-SVN: r68043
2003-06-12Don't warn on dollars in builtin macro definitions,Hans-Peter Nilsson1-7/+1
e.g. __REGISTER_PREFIX__. * cpphash.h (struct cpp_reader): Move member warn_dollars... * cpplib.h (struct cpp_options): ...to here. Change type to unsigned char. * cppinit.c (cpp_create_reader): Set it to 1 here. (post_options): Don't set it here. * c-opts.c (c_common_init_options): Reset it to 0 here. (finish_options): Set it here. * cpplex.c (forms_identifier_p): Tweak for new location of warn_dollars. From-SVN: r67824
2003-05-17c-common.c, c-common.h (dollars_in_ident): Remove.Neil Booth1-12/+17
* c-common.c, c-common.h (dollars_in_ident): Remove. * c-opts.c (DOLLARS_IN_IDENTIFIERS): Default to true. (c_common_init_options, c_common_decode_option): Set dollars_in_ident. * cpphash.h (warned_dollar): Rename warn_dollars. * cppinit.c (struct lang_flags, lang_defaults, cpp_set_lang) Permit dollars regardless of -std=. (post_options): Set warn_dollars. * cpplex.c (forms_identifier_p): Use warn_dollars. * config/darwin.h, config/alpha/vms.h, config/m68hc11/m68hc11.h: Remove redundant definitions of DOLLARS_IN_IDENTIFIERS. * doc/cpp.texi, doc/cppopts.texi, doc/invoke.texi, doc/tm.texi: Update documentation. testsuite: * gcc.dg/dollar.c: New test. From-SVN: r66911
2003-05-11* cppinit.c (cpp_init_builtins): Use _cpp_define_builtinNeil Booth1-2/+2
From-SVN: r66691
2003-05-11* cppinit.c (cpp_init_builtins): Use _cpp_define_builtinNeil Booth1-2/+2
From-SVN: r66689
2003-05-11c-cppbuiltin.c (c_cpp_builtins): Move __STDC_HOSTED__ into cpplib as it's a ↵Neil Booth1-2/+9
Standard Predefined Macro. * c-cppbuiltin.c (c_cpp_builtins): Move __STDC_HOSTED__ into cpplib as it's a Standard Predefined Macro. * c-opts.c (finish_options): Pass flag_hosted to cpp_init_builtins. * cppinit.c (_cpp_init_builtins): Take HOSTED. Define __STDC_HOSTED__ appropriately. * cpplib.h (_cpp_init_builtins): Update. * fix-header.c (read_scan_file): Update. * doc/cpp.texi, doc/cppopts.texi: Update documentation. * cppfiles.c (find_or_create_entry): Preserve errno. From-SVN: r66688
2003-05-04cppinit.c (cpp_create_reader, [...]): Warn about trigraphs unless explicity ↵Neil Booth1-0/+4
set or -trigraphs. * cppinit.c (cpp_create_reader, post_options): Warn about trigraphs unless explicity set or -trigraphs. * cpplex.c (warn_in_comment): New. (_cpp_process_line_notes): Better handling of -Wtrigraphs. (_cpp_skip_block_comment): Add call to _cpp_process_line_notes. * doc/cppopts.texi, doc/cpp.texi: Update. testsuite: * gcc.dg/cpp/Wtrigraphs.c: Update. * gcc.dg/cpp/Wtrigraphs-2.c: New tests. From-SVN: r66459
2003-04-19cppfiles.c (ENABLE_VALGRIND_CHECKING, [...]): Remove.Neil Booth1-5/+7
* cppfiles.c (ENABLE_VALGRIND_CHECKING, VALGRIND_DISCARD, MMAP_THRESHOLD, TEST_THRESHOLD, SHOULD_MMAP): Remove. (struct include_file): Remove fefcnt, mapped members. (open_file, stack_include_file, _cpp_pop_file_buffer): Disable caching. (read_include_file): Don't use mmap, terminate buffers in '\r'. (purge_cache): Don't use munmap. * cpphash.h (CPP_BUF_COLUMN): Update. (lexer_state): Remove lexing_comment. (struct _cpp_line_note): New. (struct cpp_buffer): New members cur_note, notes_used, notes_cap, next_line and need_line. Remove col_adjust and saved_flags. (_cpp_process_line_notes, _cpp_clean_line, _cpp_get_fresh_line, _cpp_skip_block_comment, scan_out_logical_line): New. (_cpp_init_mbchar): Remove. * cppinit.c (init_library): Remove call to _cpp_init_mbchar. (cpp_read_main_file): Set line to 1 earlier. (post_options): -traditional-cpp doesn't want trigraphs. * cpplex.c (MULTIBYTE_CHARS): Remove code predicated on this. (add_line_note, _cpp_clean_line, _cpp_process_line_notes, _cpp_get_fresh_line): New. (handle_newline, skip_escaped_newlines, trigraph_p, continue_after_nul, _cpp_init_mbchar): Remove. (get_effective_char): Update. (_cpp_skip_block_comment): Rename from skip_block_comment, simplify. (skip_line_comment): Simplify. (skip_whitespace, parse_identifier, parse_slow, parse_number, parse_string): Update. (cpp_lex_direct): Use clean lines and process line notes. Update. (cpp_interpret_charconst): No MULTIBYTE_CHARS. * cpplib.c (prepare_directive_trad): Call scan_out_logical_line directly. (_cpp_handle_directive): Don't set saved_flags. (run_directive, destringize_and_run, cpp_define, cpp_define_builtin, cpp_undef, handle_assertion, cpp_push_buffer): Update. (_cpp_pop_buffer): Free notes. * cppmacro.c (builtin_macro, paste_tokens): \n terminate buffer. * cpppch.c (cpp_read_state): \n terminate buffer. * cpptrad.c (skip_escaped_newlines, handle_newline): Remove. (copy_comment): Use _cpp_skip_block_comment. (skip_whitespace, lex_identifier, _cpp_read_logical_line_trad): Simplify. (_cpp_overlay_buffer, _cpp_remove_overlay, push_replacement_text, save_replacement_text): Update. (scan_out_logical_line): Update to use clean lines and process line notes. * fix-header.c (read_scan_file): Update. testsuite: * gcc.dg/cpp/_Pragma4.c: Remove stray space. * gcc.dg/cpp/trad/escaped-eof.c: Correct line number. From-SVN: r65808
2003-03-20Various cleanups to help compile server.Per Bothner1-8/+5
* cppinit.c (cpp_create_reader): Take extra hash_table* argument, and pass that to _cpp_init_hashtable. (cpp_read_main_file): Drop hash_table* argument; don't call _cpp_init_hashtable. * cpplib.h: Update declarations to match. * c-opts.c (c_common_init_options): Pass ident_hash to cpp_create_reader. (c_common_post_options): Don't pass ident_hash to cpp_read_main_file. * fix-header.c (read_scan_file): Likewise pass NULL table to cpp_create_reader rather than cpp_read_main_file. * cppfiles.c (cpp_rename_file): Generalized and renamed to cpp_change_file. * cpplib.h: Update declaration to match. * c-opts.c (push_command_line_line, finish_options): Change cpp_rename_file calls to cpp_change_file. From-SVN: r64617
2003-03-15Makefile.in: Update.Neil Booth1-309/+5
* Makefile.in: Update. * c-common.h (cb_register_builtins): Rename c_cpp_builtins. * c-lex.c (init_c_lex): Register builtins hook is dead. * c-opts.c (COMMAND_LINE_OPTIONS, missing_arg): Handle -A, -D and -U. (c_common_decode_option): Don't call cpp_handle_option. Handle -A, -D and -U. (handle_deferred_opts): Simplify. (finish_options): Define builtins and command line macros. * c-ppoutput.c (init_pp_output): Register builtins hook is dead. * cppinit.c: Don't include intl.h. (init_builtins): Rename cpp_init_builtins. No hook to call. (init_library): Don't need to sort options. (cpp_create_reader): Don't set pending. (cpp_destroy): Don't free pending. (struct pending_option, cl_directive_handler, struct cpp_pending, APPEND, free_chain, new_pending_directive, parse_option, opt_comp, cpp_finish_options, COMMAND_LINE_OPTIONS, DEF_OPT, struct cl_option, cl_options, cpp_handle_option): Remove. * cpplib.h (struct cpp_pending, register_builtins, cpp_handle_option, cpp_finish_options): Remove. (cpp_init_builtins): New. * fix-header.c (read_scan_file): Update to handle -D. Fix handling of -I. Replace call to cpp_finish_options. cp: * Make-lang.in: Update. From-SVN: r64398
2003-03-14c-opts.c (finish_options): New.Neil Booth1-21/+0
* c-opts.c (finish_options): New. (COMMAND_LINE_OPTIONS, c_common_decode_option): Add -imacros. (missing_arg): Handle OPT_include and OPT_imacros. (c_common_init, c_common_parse_file): Use finish_options. (handle_deferred_opts): Update. * cppinit.c (struct cpp_pending): Remove imacros_head and imacros_tail. (cpp_finish_options): Don't handle -imacros here. (no_fil): Remove. (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -imacros. From-SVN: r64378
2003-03-14/home/neil/diffs/include.logNeil Booth1-40/+2
From-SVN: r64373
2003-03-12cppfiles.c (cpp_rename_file, [...]): New.Neil Booth1-28/+6
* cppfiles.c (cpp_rename_file, cpp_push_include): New. * cppinit.c (push_include): Move with changes to cppfiles.c. (cpp_read_main_file): Mark named operators here... (cpp_finish_options): ...not here. Update. (_cpp_maybe_push_include_file): Update. * cpplib.h (cpp_push_include, cpp_rename_file): New. From-SVN: r64266
2003-03-08cppinit.c (cpp_finish_options): Set first_unused_line to -1.Neil Booth1-0/+2
* cppinit.c (cpp_finish_options): Set first_unused_line to -1. testsuite: * gcc.dg/cpp/Wunused.c: Update test. From-SVN: r63985
2003-03-06Makefile.in (c-ppoutput.o): Update.Neil Booth1-0/+2
* Makefile.in (c-ppoutput.o): Update. * c-common.h (init_pp_output): New. (preprocess_file): Update. * c-lex.c (init_c_lex): Move mbchar initialization to cpplib. Register builtins. * c-opts.c (c_common_init): Call init_pp_output if preprocessing. Make call to cpp_read_main_file common to whether preprocessing or not. Don't register builtins. * c-ppoutput.c: Include c-pragma.h. (setup_callbacks): Rename init_pp_output. (preprocess_file): No longer setup callbacks or call cpp_read_main_file. * cpphash.h (_cpp_init_mbchar): New. * cppinit.c (init_library): Call _cpp_init_mbchar. * cpplex.c (_cpp_init_mbchar): New. From-SVN: r63913
2003-03-01Makefile.in (C_AND_OBJC_OBJS, [...]): Update.Neil Booth1-528/+2
* Makefile.in (C_AND_OBJC_OBJS, c-incpath.o, c-lex.o, LIBCPP_OBJS, cppinit.o, cppdefault.o, fix-header): Update. * c-incpath.c: New file. * c-incpath.h: New file. * c-lex.c: Include c-incpath.h. (init_c_lex): Register path simplifier. * c-opts.c: Include cppdefault.h and c-incpath.h. (TARGET_SYSTEM_ROOT, verbose, iprefix, sysroot, std_inc, std_cxx_inc, quote_chain_split, add_prefixed_path): New. (COMMAND_LINE_OPTIONS): Add more options from cpplib. (missing_arg, c_common_decode_option): Handle them. (c_common_post_options): Register include chains. (print_help): Update. * cppdefault.h (struct default include): Update. Move some macros to ... * cppdefault.c: ... here. (cpp_include_defaults): Add extra field add_sysroot. * cppfiles.c (include_file, search_from, find_or_create_entry, cpp_included, find_include_file, remap_filename): Update for renaming of search_path to cpp_path, and of the chain headers. (remove_component_p, _cpp_simplify_pathname): Move to c-incpath.c. * cpphash.h (struct search_path): Move to cpplib.h. (struct cpp_buffer, struct cpp_reader): Update. (_cpp_simplify_pathname): Remove. * cppinit.c: Don't include prefix.h and cppdefault.h. (INO_T_EQ, INO_T_COPY, path_include, append_include_chain, remove_dup_dir, remove_dup_nonsys_dirs, remove_dup_dirs, init_standard_includes, BRACKET, SYSTEM, AFTER, no_dir, no_pth, cpp_handle_options): Remove. (struct pending_option): Remove chain members. (cpp_destroy, cpp_read_main_file, COMMAND_LINE_OPTIONS, cpp_handle_option): Update. * cpplib.h (struct cpp_path, cpp_set_include_chains): New. (struct cpp_options): Remove quote_include, bracket_include, include_prefix, include_prefix_len, verbose, ignore_srcdir, no_standard_includes, no_standard_cplusplus_includes. (struct cpp_callbacks): Add simplify_path. (cpp_handle_options): Remove. * fix-header.c: Include c-incpath.h. (read_scan_file): Update to use c-incpath functionality. * doc/passes.texi: Update. cp: * Make-lang.in (CXX_C_OBJS): Update. From-SVN: r63612
2003-02-13Makefile.in (PREPROCESSOR_DEFINES): Add @TARGET_SYSTEM_ROOT_DEFINE@.Daniel Jacobowitz1-29/+38
* Makefile.in (PREPROCESSOR_DEFINES): Add @TARGET_SYSTEM_ROOT_DEFINE@. * configure.in (PREFIX_INCLUDE_DIR): Don't define if $with_sysroot is specified or if building a cross compiler. (TARGET_SYSTEM_ROOT_DEFINE): Add TARGET_SYSTEM_ROOT_RELOCATABLE if the sysroot is under $exec_prefix. * configure: Regenerated. * cppdefault.h: Use native include paths if TARGET_SYSTEM_ROOT is defined. (struct default_include): Add add_sysroot field. (cpp_SYSROOT): Declare. * cppdefault.c (cpp_include_defaults): Fill in add_sysroot field. (cpp_SYSROOT): New variable. * cppinit.c (cpp_create_reader): Initialize CPP_OPTION (pfile, sysroot). (init_standard_includes): Handle add_sysroot. Do not add unrelocated copies of relocated directories. (COMMAND_LINE_OPTIONS): Add -isysroot. (cpp_handle_option): Handle -isysroot. * cpplib.h (struct cpp_options): Add sysroot member. * gcc.c (The Specs Language): Update description of %I. (target_system_root_changed): New variable. (process_command): Conditionalize make_relative_prefix call on !VMS and TARGET_SYSTEM_ROOT_RELOCATABLE. Set target_system_root_changed. (do_spec_1): Add -isysroot to %I. * doc/invoke.texi (Spec Files): Update description of %I. * doc/install.texi (--with-sysroot): Update comment about relocation. From-SVN: r62853
2003-01-28cpplib.h (struct cpp_options): Add warn_deprecated field.Jason Merrill1-0/+1
* cpplib.h (struct cpp_options): Add warn_deprecated field. * cppinit.c (cpp_create_reader): Turn it on by default. * c-opts.c (c_common_decode_option): Set it. * cpplib.c (do_pragma_once): Only complain about #pragma once if warn_deprecated is set. From-SVN: r62005
2002-12-16Merge basic-improvements-branch to trunkZack Weinberg1-42/+26
From-SVN: r60174
2002-10-06cppinit.c (init_standard_includes, [...]): Use strncmp.Frank Ch. Eigler1-3/+3
* cppinit.c (init_standard_includes, parse_option): Use strncmp. * c-opts.c (find_opt): Similarly. From-SVN: r57864
2002-09-22ChangeLog: Follow spelling conventions.Kazu Hirata1-2/+2
* ChangeLog: Follow spelling conventions. * ChangeLog.0: Likewise. * ChangeLog.1: Likewise. * ChangeLog.2: Likewise. * ChangeLog.3: Likewise. * ChangeLog.4: Likewise. * ChangeLog.5: Likewise. * ChangeLog.6: Likewise. * FSFChangeLog.10: Likewise. * FSFChangeLog.11: Likewise. * alias.c: Likewise. * basic-block.h: Likewise. * c-aux-info.c: Likewise. * c-common.c: Likewise. * c-common.h: Likewise. * c-decl.c: Likewise. * c-format.c: Likewise. * c-semantics.c: Likewise. * c-typeck.c: Likewise. * calls.c: Likewise. * cfganal.c: Likewise. * cfgloop.c: Likewise. * collect2.c: Likewise. * combine.c: Likewise. * conflict.c: Likewise. * cppexp.c: Likewise. * cppfiles.c: Likewise. * cpphash.h: Likewise. * cppinit.c: Likewise. * cpplex.c: Likewise. * cpplib.c: Likewise. * cpplib.h: Likewise. * cppmacro.c: Likewise. * cse.c: Likewise. From-SVN: r57398
2002-09-16ABOUT-NLS: Follow spelling conventions.Kazu Hirata1-1/+1
* ABOUT-NLS: Follow spelling conventions. * ChangeLog: Likewise. * ChangeLog.1: Likewise. * ChangeLog.2: Likewise. * ChangeLog.3: Likewise. * ChangeLog.4: Likewise. * ChangeLog.5: Likewise. * ChangeLog.6: Likewise. * FSFChangeLog.10: Likewise. * FSFChangeLog.11: Likewise. * c-common.c: Likewise. * c-lex.c: Likewise. * c-objc-common.c: Likewise. * cppexp.c: Likewise. * cppinit.c: Likewise. * cpplex.c: Likewise. * doloop.c: Likewise. * flow.c: Likewise. * function.c: Likewise. * integrate.c: Likewise. * loop.c: Likewise. * reg-stack.c: Likewise. * reload.h: Likewise. * ssa.c: Likewise. From-SVN: r57188
2002-09-14ChangeLog: Follow spelling conventions.Kazu Hirata1-4/+4
* ChangeLog: Follow spelling conventions. * ChangeLog.0: Likewise. * ChangeLog.2: Likewise. * ChangeLog.3: Likewise. * ChangeLog.4: Likewise. * ChangeLog.5: Likewise. * ChangeLog.6: Likewise. * cppfiles.c: Likewise. * cppinit.c: Likewise. * cpplib.h: Likewise. * cse.c: Likewise. * debug.h: Likewise. * df.c: Likewise. * dominance.c: Likewise. * hashtable.c: Likewise. * hashtable.h: Likewise. * loop.c: Likewise. * config/arm/README-interworking: Likewise. * config/arm/arm.c: Likewise. * config/arm/arm.h: Likewise. * config/arm/arm.md: Likewise. * config/dsp16xx/dsp16xx.h: Likewise. * config/frv/frv.c: Likewise. * config/frv/frv.h: Likewise. * config/ip2k/ip2k.h: Likewise. * config/rs6000/rs6000.c: Likewise. * config/stormy16/stormy-abi: Likewise. * config/stormy16/stormy16.h: Likewise. * config/v850/v850.c: Likewise. From-SVN: r57146
2002-08-21* cppinit.c (remove_dup_nonsys_dirs): Fix warning and return value.John David Anglin1-1/+7
From-SVN: r56493
2002-08-20cppinit.c (remove_dup_dir): Add head_ptr argument to handle removal at head.John David Anglin1-33/+79
* cppinit.c (remove_dup_dir): Add head_ptr argument to handle removal at head. (remove_dup_nonsys_dirs): New function. (remove_dup_dirs): Change argument head to head_ptr. Remove warnings. (merge_include_chains): Remove non-system include directories from quote and bracket include chains when they duplicate equivalent system directories. * doc/cpp.texi (-I): Update. * doc/cppopts.texi (-I): Update. * doc/install.texi (--with-local-prefix): Further document usage of this option. * doc/invoke.texi (-I): Update. From-SVN: r56468
2002-08-18re PR preprocessor/7602 (C++ header files found in CPLUS_INCLUDE_PATH ↵Neil Booth1-1/+1
treated as C headers) PR preprocessor/7602 * cppinit.c (path_include): Treat the system environment variables as being cxx_aware. From-SVN: r56416
2002-08-12c-opts.c (deps_seen, [...]): New.Neil Booth1-86/+22
* c-opts.c (deps_seen, deps_file, deferred_count, deferred_size, handle_deferred_opts, sanitize_cpp_opts, defer_opt, struct deferred_opt): New. (COMMAND_LINE_OPTIONS): Add -M*. (missing_arg): Update. (c_common_decode_option): Handle -M*. (c_common_post_options): Handle -M*. Use sanitize_cpp_opts; don't call cpp_post_options. (c_common_finish, check_deps_environment_vars): Update. * cppfiles.c (stack_include_file, handle_missing_header): Update. * cpphash.h (CPP_PRINT_DEPS): Remove. * cppinit.c: Don't include version.h. (cpp_create_reader): Don't call deps_init. Initialize warn_long_long. (cpp_read_main_file): Init deps if necessary. (cpp_destroy): Conditionally free deps. (cpp_finish): Update. (no_tgt): Remove. (COMMAND_LINE_OPTIONS, cpp_handle_option): Remove -M*. (cpp_post_options): Rename post_options. * cpplib.h (struct cpp_options): Remove some dependency options; move others to a new structure. (cpp_post_options): Remove. (cpp_finish): Comment. * fix-header.c (read_scan_file): Don't call cpp_post_options. treelang: * treelang.c: Remove cpp_post_options. From-SVN: r56239
2002-08-12c-common.c (STDC_0_IN_SYSTEM_HEADERS, [...]): Move to c-copts.c.Neil Booth1-6/+0
* c-common.c (STDC_0_IN_SYSTEM_HEADERS, c_common_init): Move to c-copts.c. (warn_multichar): Die. (cb_register_builtins): Export. * c-common.h (warn_multichar, preprocess_file): Remove. (cb_register_builtins): New. * c-lang.c (c_init): Remove. (LANG_HOOKS_INIT): Use c_objc_common_init. * c-lex.c (init_c_lex): Don't canonicalize filename. * c-opts.c (in_fname, STDC_0_IN_SYSTEM_HEADERS): New. (preprocess_file): Make static. Update for cpplib. (c_common_decode_option): Remove warn_multichar. Use in_fname. (c_common_post_options): Set some cpp options here. (c_common_init): Move from c-common.c. * cppinit.c (cpp_post_options): Don't canonicalize in_fname. * cpplib.h (struct cpp_options): Remove in_fname. (cpp_preprocess_file): Update. * cppmain.c (cpp_preprocess_file): Update for new prototypes. From-SVN: r56223
2002-08-11c-common.c (c_common_init): Call preprocess_file instead.Neil Booth1-125/+35
* c-common.c (c_common_init): Call preprocess_file instead. (c_common_finish): Move to c-opts.c. * c-common.h (preprocess_file): new. * c-opts.c (out_fname, out_stream, deps_append, preprocess_file, check_deps_environment_vars, c_common_finish): New. (c_common_decode_option): Update for out_fname and dependencies. * cppinit.c (init_dependency_output, output_deps): Remove. (cpp_destroy): Update prototype. (cpp_add_dependency_target): New. (cpp_read_main_file): Don't overlay a buffer. (cpp_finish): Take a deps output stream and write deps to it. Return the error count. (cpp_post_options): Don't canonicalize out_fname, or do anything with dependencies. * cpplib.h (struct cpp_options): Remove out_fname and preprocess_only. (cpp_add_dependency_target): New. (cpp_destroy, cpp_finish, cpp_preprocess_file): Update. * cppmain.c (cpp_preprocess_file): Update prototype. Don't set preprocess_only. Don't handle the output stream directly. From-SVN: r56214
2002-08-11c-common.h (enum c_language_kind): Emphasize that clk_c is 0.Neil Booth1-28/+1
* c-common.h (enum c_language_kind): Emphasize that clk_c is 0. * c-opts.c (parse_option): Rename find_opt. (set_std_c99): New function. (COMMAND_LINE_OPTIONS): Handle -remap and -o. Remove OPT_std_bad. (missing_arg): Remove OPT_std_bad. Handle -o. (c_common_decode_option): Handle input and output file names, -o and -remap. Clean up -std= handling. * cppinit.c (COMMAND_LINE_OPTIONS): Remove OPT_o and OPT_remap. (cpp_handle_option): Similarly. Don't handle filenames. From-SVN: r56197
2002-08-10c-opts.c (set_std_cxx98, [...]): New.Neil Booth1-59/+4
* c-opts.c (set_std_cxx98, set_std_c89): New. (COMMAND_LINE_OPTIONS): Move more from cppinit.c. (c_common_decode_option): Handle new switches from cppinit.c. Add -std=gnu++98. * cppinit.c (set_lang): Rename cpp_set_lang. Export. (no_arg, no_num): Remove. (COMMAND_LINE_OPTIONS): Move more to c-opts.c. Drop all lang- switches apart from -lang-objc and lang-asm. (cpp_handle_option): Similarly. * cpplib.h (cpp_set_lang): New. * doc/cppopts.texi, doc/invoke.texi: Document -std=c++98, -std=gnu++98. * objc/lang-specs.h: Remove -ansi. cp: * lang-specs.h: Remove -ansi. From-SVN: r56185
2002-08-10c-common.c (flag_objc): New.Ziemowit Laski1-4/+4
2002-08-09 Ziemowit Laski <zlaski@apple.com> * c-common.c (flag_objc): New. * c-common.h (c_language_kind): Get rid of clk_objective_c enum value. (flag_objc): New extern declaration. * c-decl.c (implicitly_declare): Call objc_check_decl instead of maybe_objc_check_decl. (finish_decl): Likewise. (grokfield): Likewise. (finish_struct): Likewise. * c-lang.c (maybe_objc_check_decl): Rename to objc_check_decl. (maybe_objc_comptypes): Rename to objc_comptypes. (maybe_building_objc_message_expr): Rename to objc_message_selector. * c-lex.c (lex_charconst): Remove uses of clk_objective_c, replace with flag_objc as needed. * c-opts.c (c_common_init_options): Likewise. (c_common_decode_option): Likewise. * c-parse.in (init_reswords): Likewise. * c-tree.h (maybe_objc_check_decl): Rename to objc_check_decl. (maybe_objc_comptypes): Rename to objc_comptypes. (maybe_building_objc_message_expr): Rename to objc_message_selector. * c-typeck.c (comptypes): Call objc_comptypes instead of maybe_objc_comptypes, and/or objc_message_selector instead of (comp_target_types): Likewise. (convert_for_assignment): Likewise. (warn_for_assignment): Likewise. * cppinit.c (init_builtins): Set __OBJC__ manifest constant independently of those for other languages. * objc/objc-act.c (maybe_objc_comptypes): Delete. (maybe_objc_check_decl): Delete. (maybe_building_objc_message_expr): Rename to objc_message_selector. * objc/objc-lang.c (objc_init_options): Use clk_c instead of clk_objective_c; set flag_objc flag. From-SVN: r56173
2002-08-09Makefile.in (c-opts.o): UpdateNeil Booth1-186/+1
* Makefile.in (c-opts.o): Update * c-opts.c: Include intl.h. (print_help): Move from cppinit.c. Remove unused options. (COMMAND_LINE_OPTIONS): Move more from cppinit.c. (missing_arg): Complain for switches without an argument. (c_common_decode_option): Reject missing joined arguments. Handle new switches from cppinit.c. * cppinit.c (COMMAND_LINE_OPTIONS): Move some switches to c-opts.c. (cpp_handle_option): Similarly. (print_help): Moved to c-opts.c. * cpplib.h (struct cpp_options): Remove help_only. * gcc.c (cpp_unique_options): Remove -$. * doc/cppopts.texi: Undocument -h. From-SVN: r56155
2002-08-08c-opts.c (cpp_opts): New.Neil Booth1-132/+0
* c-opts.c (cpp_opts): New. (COMMAND_LINE_OPTIONS): Add switches from cppinit.c. (c_common_decode_options): Handle cpplib switches. (c_common_init_options): Set cpp_opts. * cppinit.c (COMMAND_LINE_OPTIONS): Move some switches to c-opts.c. (cpp_handle_option): Similarly. From-SVN: r56119
2002-08-06cppinit.c (struct lang_flags): Rename trigraphs std.Neil Booth1-3/+4
* cppinit.c (struct lang_flags): Rename trigraphs std. (set_lang): Update. * cpplib.h (struct cpp_options): New member std. * cppmacro.c (_cpp_builtin_macro_text): Use std. (collect_args): Flag whether to swallow a possible future comma pasted with varargs. (replace_args): Use this flag. * doc/cpp.texi: Update varargs extension documentation. testsuite: * gcc.dg/cpp/vararg3.c, gcc.dg/cpp/vararg4.c: New tests. From-SVN: r56077
2002-08-02c-common.c (c_common_init): -Wtraditional also implies -Wlong-long.Zack Weinberg1-2/+3
* c-common.c (c_common_init): -Wtraditional also implies -Wlong-long. * cppinit.c (cpp_post_options): Likewise. * cppexp.c (cpp_classify_number): Suppress -Wtraditional warning about 'LL' suffix (but not 'ULL' etc) when -Wno-long-long is in effect. * cppmacro.c (_cpp_builtin_macro_text) [BT_TIME, BT_DATE]: Check for failing time()/localtime(), issue a warning, and make __TIME__ and __DATE__ expand to fallback strings. * doc/cpp.texi, doc/extend.texi: Document behavior of __DATE__ and __TIME__ when the date and time cannot be determined. From-SVN: r55969
2002-08-01cppinit.c (COMMAND_LINE_OPTIONS): Remove OPT_dollar.Neil Booth1-5/+0
* cppinit.c (COMMAND_LINE_OPTIONS): Remove OPT_dollar. (cpp_handle_option): Don't handle it. (print_help): Update. * doc/cppopts.texi: Update. From-SVN: r55925
2002-07-23cppexp.c (parse_defined): Mark macro used.Neil Booth1-0/+15
* cppexp.c (parse_defined): Mark macro used. * cpphash.h (struct cpp_macro): New member "used". (_cpp_mark_macro_used, _cpp_warn_if_unused_macro): New. (struct cpp_reader): New member. * cppinit.c (cpp_finish_options): Set first_unused_line. (cpp_finish): Warn of unused macros if requested. (OPT_TABLE): New switches. (cpp_handle_option): Handle them. * cpplib.c (do_undef): Warn if macro unused. (do_ifdef, do_ifndef): Mark macro used. * cpplib.h (struct cpp_options): New member. * cppmacro.c (_cpp_warn_if_unused_macro): New. (enter_macro_context): Mark macro used. (_cpp_create_definition): Mark macro unused; warn if unused when redefined. * cpptrad.c (scan_out_logcial_line, push_replacement_text): Mark macros used. * doc/cppopts.texi: Update. testsuite: * gcc.dg/cpp/trad/Wunused.c, gcc.dg/cpp/trad/Wunused.h, gcc.dg/cpp/Wunused.c, gcc.dg/cpp/Wunused.h: New tests. From-SVN: r55692
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