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2002-03-14cpphash.h (struct lexer_state): Remove line_extension member.Zack Weinberg1-8/+6
* cpphash.h (struct lexer_state): Remove line_extension member. * cpplib.c (dequote_string, do_linemarker): New functions. (linemarker_dir): New data object. (DIRECTIVE_TABLE): No longer need to interpret #line in preprocessed source. Delete obsolete comment about return values of handlers. (end_directive, directive_diagnostics, _cpp_handle_directive): Don't muck with line_extension. (directive_diagnostics): No need to issue warnings for linemarkers here. (_cpp_handle_directive): Issue warnings for linemarkers here, when appropriate. Dispatch linemarkers to do_linemarker, not do_line. (do_line): Code to handle linemarkers split out to do_linemarker. Convert escape sequences in filename argument, both places. * cppmacro.c (quote_string): Rename cpp_quote_string and export. All callers changed. * cpplib.h (cpp_quote_string): Prototype. * cppmain.c (print_line): Call cpp_quote_string on to_file before printing it. * doc/cpp.texi: Document that escapes are now interpreted in #line and in linemarkers, and that non-printing characters are converted to octal escapes when linemarkers are generated. From-SVN: r50779
2002-02-27c-common.c, [...]: Delete code implementing -traditional mode.Zack Weinberg1-1/+1
* c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in, c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h, cppmacro.c, objc/lang-specs.h, objc/objc-act.c, builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c, gcc.c, toplev.c: Delete code implementing -traditional mode. * ada/misc.c, ch/ch-tree.h, ch/decl.c, cp/decl2.c, f/com.c, f/lex.c, f/top.c, java/builtins.c, java/decl.c: Delete traditional-mode-related code copied from the C front end but not used, or used only to permit the compiler to link. * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi, doc/invoke.texi, doc/standards.texi, doc/trouble.texi: Document removal of -traditional mode for compilation, and remove documentation only relevant to that mode. * config/nextstep.h, config/ptx4.h, config/svr4.h, config/convex/convex.h, config/d30v/d30v.h, config/i386/dgux.h, config/i386/osf1elf.h, config/i386/osfelf.h, config/i386/osfrose.h, config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h, config/m68k/hp310.h, config/m88k/dgux.h, config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c, config/m88k/m88k.h, config/m88k/openbsd.h, config/mips/abi64.h, config/mips/osfrose.h, config/mips/svr4-5.h, config/mips/svr4-t.h, config/sparc/sol2-sld-64.h, config/sparc/sol2.h, config/stormy16/stormy16.h: Remove all references to -traditional from target specs. Delete all mention of the no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also delete a couple of commented-out definitions of DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring to -traditional. * system.h: Poison TRADITIONAL_RETURN_FLOAT. * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro. * testsuite/gcc.c-torture/execute/920730-1t.c, testsuite/gcc.c-torture/execute/920730-1t.x, testsuite/gcc.dg/ext-glob.c: Delete test cases, only relevant to -traditional. From-SVN: r50110
2002-02-27cpplex.c (_cpp_lex_token): Handle directives in macro arguments.Neil Booth1-28/+9
* cpplex.c (_cpp_lex_token): Handle directives in macro arguments. * cpplib.c (_cpp_handle_directive): Save and restore state if parsing macro args when entering a directive. * cppmacro.c (collect_args): No need to handle directives in macro arguments. (enter_macro_context, replace_args): Use the original macro definition in case it was redefined whilst collecting arguments. doc: * cpp.texi: Update. testsuite: * gcc.dg/cpp/undef1.c: Remove. * gcc.dg/cpp/directiv.c: Update. * gcc.dg/cpp/mac-dir-1.c, mac-dir-2.c: New tests. From-SVN: r50091
2002-01-03cpperror.c: Update comments and copyright.Neil Booth1-1/+1
* cpperror.c: Update comments and copyright. * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly. From-SVN: r48522
2002-01-03cppmacro.c: Don't include intl.h.Neil Booth1-38/+54
* cppmacro.c: Don't include intl.h. Update comments. (new_number_token): Allocate enough buffer for 64-bit unsigned integers; update prototype. * cppmain.c: Update comments. From-SVN: r48518
2001-12-15c-typeck.c, [...]: Use "built-in" and "bit-field" spellings in messages.Joseph Myers1-1/+1
* c-typeck.c, config/i386/i386.h, config/mcore/mcore.h, config/ns32k/ns32k.h, config/rs6000/sysv4.h, fold-const.c, toplev.c, cppinit.c, cppmacro.c, gcc.c: Use "built-in" and "bit-field" spellings in messages. * po/gcc.pot: Regenerate. ch: * expr.c: Use "built-in" spelling in messages. From-SVN: r48048
2001-12-01c-decl.c (duplicate_decls, [...]): Remove trailing period from diagnostics.Neil Booth1-1/+1
* c-decl.c (duplicate_decls, parmlist_tags_warning): Remove trailing period from diagnostics. * c-lex.c (cb_file_change): Similarly. * cppmacro.c (check_trad_stringification): Similarly. * gcc.c (do_spec_1): Similarly. * genattr.c (main): Similarly. * genattrtab.c (main, operate_exp, make_length_attrs): Similarly. * gencodes.c (main): Similarly. * genconfig.c (main): Similarly. * genconstants.c (main): Similarly. * genemit.c (main): Similarly. * genextract.c (main): Similarly. * genopinit.c (main): Similarly. * genoutput.c (main): Similarly. * genpeep.c (main): Similarly. * genrecog.c (main): Similarly. * mips-tfile.c (add_file, error): Similarly. * profile.c (init_branch_prob): Similarly. * reload1.c (spill_failure): Similarly. * stmt.c (parse_output_constraint): Similarly. * varasm.c (assemble_variable): Similarly. cp: * class.c (finish_struct): Similarly. * decl.c (check_tag_decl): Similarly. * lex.c (cxx_set_yydebug): Similarly. * typeck2.c (friendly_abort): Similarly. java: * expr.c (expand_byte_code): Similarly. * jcf-parse.c (load_class, jcf_parse): Similarly. * jcf-write.c (generate_classfile): Similarly. * lex.c (java_lex): Similarly. From-SVN: r47517
2001-11-26cppfiles.c (stack_include_file): Don't optimize zero-length files.Neil Booth1-4/+4
* cppfiles.c (stack_include_file): Don't optimize zero-length files. (read_include_file): NUL-terminate read files. * cpplex.c (handle_newline, skip_escaped_newlines, get_effective_char, skip_whitespace, parse_identifier, parse_identifier_slow, parse_number, parse_string, _cpp_lex_direct): Optimize for the fact that buffers are guaranteed NUL-terminated. * cpplib.c (destringize_and_run, cpp_define, handle_assertion): Be sure buffers are NUL terminated. * cppmacro.c (warn_of_redefinition): Kill compile warning. * c-common.c: Include tree-inline.h. (c_language): Move separate definitions here. (c_common_init_options, c_common_post_options): New. (c_common_lang_init): Rename c_common_init. * c-common.h (c_common_lang_init): Similarly. (c_common_init_options, c_common_post_options): New. * c-lang.c (c_post_options): Move body to c_common_post_options. (c_init_options): Use c_common_init_options. (c_init): Update. * langhooks.def: Rearrange. * langhooks.h: Rearrange, and improve comments. * toplev.c (do_compile): New function. (toplev_main): Use it. (lang_independent_f_options, parse_options_and_default_flags, process_options): Remove trailing periods. * Makefile.in: Update. cp: * decl2.c (c_language): Move to c-common.c. * lex.c (cxx_post_options, cxx_init_options): Use c-common.c functions. (cxx_init): Update. objc: * objc-act.c (objc_post_options, objc_init_options): Use c-common.c functions. (ojbc_init): Update. From-SVN: r47362
2001-11-23cppmacro.c (warn_of_redefinition): Warn regardless of -pedantic.Neil Booth1-3/+0
* cppmacro.c (warn_of_redefinition): Warn regardless of -pedantic. * gcc.dg/cpp/mi6.c, gcc.dg/cpp/redef2.c: Update. From-SVN: r47282
2001-11-19cppmacro.c (_cpp_backup_tokens): Revert previous check-in.Neil Booth1-2/+4
* cppmacro.c (_cpp_backup_tokens): Revert previous check-in. Don't fall off the base token run. * gcc.dg/cpp/fpreprocessed.c: New test case. From-SVN: r47182
2001-11-19cppmacro.c (_cpp_backup_tokens): Pop cur_run before decrementing cur_token, ↵Jason Merrill1-1/+1
not after. * cppmacro.c (_cpp_backup_tokens): Pop cur_run before decrementing cur_token, not after. * config/clipper/clix.h, config/h8300/elf.h, config/mips/linux.h: Lose ASM_OUTPUT_CONSTRUCTOR. * system.h: Poison it and INT_ASM_OP. * c-lang.c (finish_file): Don't check for it. * libgcc2.c (L_ctors): Check TARGET_ASM_CONSTRUCTOR instead. From-SVN: r47169
2001-11-04ChangeLog.2, [...]: Fix spelling errors.Joseph Myers1-1/+1
* ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c, caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c, cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c, sched-int.h, toplev.c, config/alpha/alpha.c, config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h, config/cris/cris.md, config/i370/i370.md, config/i386/i386.c, config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h, config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md, config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h, config/ns32k/ns32k.md, config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors. From-SVN: r46760
2001-10-21cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.Neil Booth1-2/+1
* cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char. * cpplex.c (lex_percent, lex_dot): Remove. (get_effective_char, skip_block_comment, skip_line_comment, parse_identifier_slow, parse_number, parse_string, save_comment, _cpp_lex_direct): Update to do lookback freely. (IF_NEXT_IS, BACKUP): New macros. * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char. * cppmacro.c (paste_tokens): Update. From-SVN: r46392
2001-10-10calls.c: Fix formatting.Kazu Hirata1-2/+2
* calls.c: Fix formatting. * c-decl.c: Likewise. * cfgcleanup.c: Likewise. * combine.c: Likewise. * cppfiles.c: Likewise. * cpplib.c: Likewise. * cppmacro.c: Likewise. * crtstuff.c: Likewise. * cse.c: Likewise. * dwarf2out.c: Likewise. * expmed.c: Likewise. * expr.c: Likewise. * fold-const.c: Likewise. * function.c: Likewise. * gcse.c: Likewise. * genattrtab.c: Likewise. * ggc-page.c: Likewise. * integrate.c: Likewise. * libgcc2.c: Likewise. * loop.c: Likewise. * optabs.c: Likewise. * profile.c: Likewise. * protoize.c: Likewise. * real.c: Likewise. * recog.c: Likewise. * reload1.c: Likewise. * reload.c: Likewise. * reorg.c: Likewise. * resource.c: Likewise. * sched-rgn.c: Likewise. * sdbout.c: Likewise. * stmt.c: Likewise. * toplev.c: Likewise. * varasm.c: Likewise. From-SVN: r46145
2001-10-08cppmacro.c (_cpp_create_definition): Leave comments off.Neil Booth1-1/+0
* cppmacro.c (_cpp_create_definition): Leave comments off. * doc/cpp.texi: Update. From-SVN: r46089
2001-10-08cppmacro.c (funlike_invocation_p): Move some logic to caller in ↵Neil Booth1-32/+51
enter_macro_context. * cppmacro.c (funlike_invocation_p): Move some logic to caller in enter_macro_context. Create a padding token in its own context if necessary when the search for '(' fails. (enter_macro_context): Update. * gcc.dg/cpp/spacing1.c: Update test. From-SVN: r46070
2001-10-02cpphash.h: Update comments.Neil Booth1-62/+85
* cpphash.h: Update comments. (cpp_context): Update. (spec_nodes): Remove n__Pragma. * cppinit.c (cpp_create_reader): Update. (builtin_array): Add _Pragma. * cpplib.h: Update comments. (NODE_DISABLED, BT_PRAGMA): New. (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes. * cppmacro.c (struct cpp_macro): Remove disabled. (builtin_macro): Return int, handle _Pragma, push the new token on the context stack. (funlike_invocation_p): Unconstify, update. (enter_macro_context): Handle builtins here. (replace_args, push_token_context, push_ptoken_context): Update for prototype changes. (_cpp_pop_context): Update. (cpp_get_token): Don't handle buitins, nor _Pragma here. (cpp_sys_macro_p): Update. (_cpp_free_definition): Clear disabled flag. (_cpp_create_definition): Upate. * cppmain.c: Update comments. From-SVN: r45948
2001-09-30cpphash.h (POOL_ALIGN, [...]): Remove.Neil Booth1-43/+30
* cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk, struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk): Remove. (_cpp_extend_buff, BUFF_ROOM): Update. (_cpp_append_extend_buff): New. (struct cpp_reader): Remove macro_pool, add a_buff. * cppinit.c (cpp_create_reader): Initialize a_buff, instead of macro_pool. (cpp_destroy): Free a_buff instead of macro_pool. * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk, new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, ): Remove. (parse_number, parse_string): Update use of _cpp_extend_buff. (_cpp_extend_buff): Update. (_cpp_append_extend_buff, cpp_aligned_alloc): New. * cpplib.c (glue_header_name, parse_answer): Update use of _cpp_extend_buff. (cpp_register_pragma, cpp_register_pragma_space): Use _cpp_aligned_alloc. (do_assert, do_unassert): Check for EOL, update. * cppmacro.c (stringify_arg, collect_args): Update to use _cpp_extend_buff and _cpp_append_extend_buff. (save_parameter, parse_params, alloc_expansion_token, _cpp_create_definition): Rework memory management. * gcc.dg/cpp/redef2.c: Add test. From-SVN: r45899
2001-09-28cpphash.h (struct cpp_buff): Make unsigned.Neil Booth1-28/+29
* cpphash.h (struct cpp_buff): Make unsigned. (_cpp_get_buff): Take length of size_t. (_cpp_unaligned_alloc): New. (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New. (struct cpp_reader): Remove ident_pool. Add u_buff. * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool. (cpp_destroy): Destroy u_buff, not ident_pool. * cpplex.c (parse_number, parse_string, save_comment, cpp_token_as_text): Update to use the unaligned buffer. (new_buff): Make unsigned. (_cpp_unaligned_alloc): New. * cpplib.c (glue_header_name): Update to use the unaligned buffer. * cppmacro.c (new_number_token, builtin_macro, stringify_arg): Similarly. (collect_args): Make unsigned. From-SVN: r45858
2001-09-27cpphash.h: Update comment.Neil Booth1-76/+53
* cpphash.h: Update comment. * cpplex.c: Update comments. (_cpp_can_paste): Remove. * cpplib.h (_cpp_can_paste): Remove. * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the lexer rather than _cpp_can_paste. From-SVN: r45840
2001-09-26cpphash.h (struct cpp_pool): Remove locks and locked.Neil Booth1-42/+24
* cpphash.h (struct cpp_pool): Remove locks and locked. (struct cpp_context): Add member buff. (struct cpp_reader): Remove member argument_pool. (_cpp_lock_pool, _cpp_unlock_pool): Remove. * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead. * cpplex.c (chunk_suitable): Remove pool argument. (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New. (new_buff, _cpp_extend_buff): Update. (_cpp_get_buff): Fix silly pointer bug. Be more selective about which buffer is returned. (_cpp_next_chunk, _cpp_init_pool): Pool locking removed. (_cpp_lock_pool, _cpp_unlock_pool): Remove. * cppmacro.c (lock_pools, unlock_pools): Remove. (push_ptoken_context): Take a _cpp_buff. (enter_macro_context): Pool locking removed. (replace_args): Use a _cpp_buff for the replacement list with arguments replaced. (push_token_context): Clear buff. (expand_arg): Use _cpp_pop_context. (_cpp_pop_context): Free a context's buffer, if any. From-SVN: r45833
2001-09-26cpphash.h (struct _cpp_buff, [...]): New.Neil Booth1-113/+124
* cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff, _cpp_extend_buff, _cpp_free_buff): New. (struct cpp_reader): New member free_buffs. * cppinit.c (cpp_destroy): Free buffers. * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff, _cpp_extend_buff, _cpp_free_buff): New. * cpplib.h (struct cpp_options): Remove unused member. * cppmacro.c (collect_args): New. Combines the old parse_arg and parse_args. Use _cpp_buff for memory allocation. (funlike_invocation_p, replace_args): Update. From-SVN: r45827
2001-09-24c-lex.c (cb_def_pragma): Update.Neil Booth1-336/+387
* 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
2001-09-17cpphash.h (_cpp_lex_direct): New.Neil Booth1-20/+46
* cpphash.h (_cpp_lex_direct): New. * cpplex.c (_cpp_lex_token): Update. (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token, and increment that pointer. * cppmacro.c (alloc_expansion_token): New. (lex_expansion_token): Lex macro expansion directly into macro storage. From-SVN: r45656
2001-09-16cpphash.h (_cpp_lex_token): Update prototype.Neil Booth1-9/+8
* cpphash.h (_cpp_lex_token): Update prototype. * cpplex.c (_cpp_lex_token): New prototype. * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive, lex_macro_node, read_flag, do_pragma_poison): Update. * cppmacro.c (cpp_get_token, parse_params, lex_expansion_token): Update. From-SVN: r45646
2001-09-16cppmain.c (scan_translation_unit): Don't worry about putting a space after ↵Neil Booth1-2/+6
hashes. * cppmain.c (scan_translation_unit): Don't worry about putting a space after hashes. * cpplib.c (directive_diagnostics): New. (_cpp_handle_directive): Update to use directive_diagnostics. (run_directive): Don't toggle prevent_expansion. (do_line): Backup in case of the line extension. * cpplib.h (cpp_lexer_pos): Remove. * cppmacro.c (_cpp_create_definition): Precede a leading # with whitespace. * gcc.dg/cpp/line5.c: New testcase. From-SVN: r45645
2001-09-15cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.Neil Booth1-9/+2
* cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos. Split mlstring_pos into mls_line and mls_col. * cppinit.c (cpp_create_reader): Initialize line to 1. (cpp_destroy): Free tokenruns. (push_include): Don't update lexer_pos. * cpplex.c (unterminated, parse_string): Update. (lex_token): Don't update lexer_pos, update. * cpplib.c (if_stack): Save line instead of line + col. (start_directive, _cpp_do__Pragma, do_else, do_elif, push_conditional, _cpp_pop_buffer): Update. * cppmacro.c (funlike_invocation_p): Don't save lexer_pos. (_cpp_create_definition): Update. From-SVN: r45627
2001-09-14cpperror.c (print_location): Take line and column, for default positioning ↵Neil Booth1-23/+6
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
2001-09-13c-parse.in (_yylex): Use _cpp_backup_tokens.Neil Booth1-181/+77
* c-parse.in (_yylex): Use _cpp_backup_tokens. * cpphash.h (struct tokenrun): Add prev. (struct lexer_state): Remove bol. (struct cpp_reader): Remove old lookahead stuff, add lookaheads. (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token) : Remove. * cppinit.c (cpp_create_reader): Don't set bol. (cpp_destroy): Don't free lookaheads. * cpplex.c (lex_directive): Remove. (next_tokenrun): Update. (_cpp_lex_token): Clean up logic. (lex_token): Update to return a pointer to lexed token, since it can move to the start of the buffer. Simpify newline handling. * cpplib.c (SEEN_EOL): Update. (skip_rest_of_line): Remove lookahead stuff. (end_directive): Line numbers are already incremented. Revert to start of lexed token buffer if we can. (_cpp_handle_directive, do_pragma, do_pragma_dependency, parse_answer): Use _cpp_backup_tokens. (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags instead. Don't check for EOL. (do_include_common, do_line, do_pragma_system_header): Use skip_rest_of_line. * cpplib.h (BOL, _cpp_backup_tokens): New. * cppmacro.c (save_lookahead_token, take_lookahead_token, alloc_lookahead, free_lookahead, _cpp_free_lookaheads, cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove. (builtin_macro): Don't use cpp_get_line. (cpp_get_line): Short term kludge. (parse_arg): Handle directives in arguments here. Back up when appropriate. Store EOF at end of argument list. (funlike_invocation_p): Use _cpp_backup_tokens. (push_arg_context): Account for EOF at end of list. (cpp_get_token): Remove lookahead stuff. Update. * gcc.dg/cpp/directiv.c: Update. * gcc.dg/cpp/undef1.c: Update. From-SVN: r45582
2001-09-11cpphash.h (struct tokenrun): New.Neil Booth1-0/+2
* cpphash.h (struct tokenrun): New. (struct cpp_context): New member bol. (struct cpp_reader): New members. (_cpp_init_tokenrun): New. * cppinit.c (cpp_create_reader): Set up the token runs. * cpplex.c (lex_directive, lex_token, next_tokenrun): New. (lex_token): New internalised version of _cpp_lex_token. Don't handle directives or the multiple include opimisation here any more. Simply lex a token. * cpplib.c (run_directive): Clear bol. (_cpp_pop_buffer): Set bol. * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing arguments. From-SVN: r45534
2001-09-05* cppmacro.c (funlike_invocation_p): No need to restore context.Neil Booth1-6/+1
From-SVN: r45395
2001-08-21cppfiles.c (stack_include_file): line-map.c now handles include depth.Neil Booth1-4/+4
* cppfiles.c (stack_include_file): line-map.c now handles include depth. (handle_missing_handler): Similarly. (_cpp_execute_include): Similarly. (_cpp_pop_file_buffer): Similarly. * cpphash.h (struct cpp_reader): Remove system_include_depth, buffer_stack_depth and include_depth. * cpplib.c (do_include_common): line-map.c now handles include depth. (cpp_push_buffer): Similarly. (_cpp_pop_buffer): Similarly. * cppmacro.c (builtin_macro): Update. * line-map.c (init_line_maps): Set depth. (add_line_map): Increment "used" earlier. Update and use the include depth. (trace_include): Use the include depth. * line-map.h (struct line_maps): New member depth. From-SVN: r45085
2001-08-17cpperror.c (print_location): Don't take a file name; use the line map instead.Neil Booth1-9/+5
* cpperror.c (print_location): Don't take a file name; use the line map instead. (_cpp_begin_message): Similarly. (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning, cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update. (cpp_pedwarn_with_file_and_line): Remove. * cppfiles.c (stack_include_file): Update; set filename to stdin here when appropriate. * cpphash.h (struct cpp_buffer): Remove nominal_fname. (_cpp_begin_message): Don't take a file name. * cppinit.c: Add comment. * cpplex.c: Fix end-of-directive indicator. * cpplib.c: Don't include intl.h. (run_directive, do_diagnostic): Update. (do_line): Update to not use nominal_fname. (cpp_push_buffer): Don't take a filename. * cpplib.h (struct ht): Remove. (cpp_push_buffer): Don't take a filename. (cpp_pedwarn_with_file_and_line): Remove. * cppmacro.c (struct cpp_macro): Remove file. (builtin_macro): Update. (_cpp_create_definition): Update. * cppmain.c: Correct comment. * fix-header.c (read_scan_file): Update. From-SVN: r44986
2001-08-11cppmacro.c (enter_macro_context): Push macro expansions even if empty.Neil Booth1-9/+5
* cppmacro.c (enter_macro_context): Push macro expansions even if empty. From-SVN: r44813
2001-08-11c-lex.c (map): Make const.Neil Booth1-1/+1
* 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
2001-08-05re PR preprocessor/3081 (Preprocessor merges 2 first lines when -imacros is ↵Neil Booth1-17/+15
being used) 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
2001-08-04Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h are also on ↵Neil Booth1-7/+3
line-map.h. * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h are also on line-map.h. * cppfiles.c (stack_include_file): Update. * cpphash.h (struct cpp_buffer): New member return_at_eof. (_cpp_pop_buffer): New. * cppinit.c (cpp_destroy, cpp_finish): Update. (do_includes): Mark each buffer to return at EOF. * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or return as requested. * cpplib.c (run_directive, do_line, cpp_push_buffer): Update. (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping. * cpplib.h (cpp_pop_buffer): Remove. (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput. * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop buffers. * cppmain.c (scan_buffer): Rename scan_translation_unit. No need to pop buffers. (do_preprocessing): Update. * fix-header.c (read_scan_file): Update. No need to pop buffers. * c-parse.in (_yylex): Similarly. * scan-decls.c (scan_decls): Similarly. * line-map.h: Update comments. * cp/spew.c (read_token): No need to pop buffers. * objc/Make-lang.in (objc-act.o): Update dependencies. From-SVN: r44634
2001-08-01alias.c: Fix comment formatting.Kazu Hirata1-1/+1
* 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
2001-08-01cpphash.h (struct cpp_reader): New members line, pseudo_newlines.Neil Booth1-1/+8
* cpphash.h (struct cpp_reader): New members line, pseudo_newlines. * cpplex.c (handle_newline): Update prototype. Maintain logical line number. (skip_escaped_newlines, skip_block_comment, parse_string): Update accordingly. (_cpp_lex_token): Update, and store token position within the token. * cpplib.h (struct cpp_token): Add line and column entries. * cppmacro.c (replace_args): Position stringified tokens correctly. From-SVN: r44533
2001-07-29cppexp.c (parse_defined): Always record the macro name.Neil Booth1-1/+1
* cppexp.c (parse_defined): Always record the macro name. (lex): Don't worry about identifiers, or special-case CPP_NOT here. (_cpp_parse_expr): Figure out at the end of the routine whether we saw a valid !defined() expression. * cppfiles.c (stack_include_file): Update for mi_valid. (_cpp_pop_file_buffer): Similarly. * cpplex.c (_cpp_lex_token): Similarly. * cpphash.h (enum mi_state, enum mi_ind, mi_state, mi_if_not_defined, mi_lexed): Remove. (mi_valid): New. * cpplib.c (do_if): Simplify. (do_endif, push_conditional, _cpp_handle_directive): Update for renaming of mi_state to mi_valid. * cpp.texi: Add index entries for digraphs, and add comment that C++ refers to them as alternative tokens. From-SVN: r44459
2001-06-23cppmacro.c (make_string_token): Avoid warning.Neil Booth1-7/+13
* cppmacro.c (make_string_token): Avoid warning. (cpp_macro_definition): Prepend the macro name. Update comments. * cppmain.c (cb_define, dump_macro): Update for changes to cpp_macro_definition. From-SVN: r43528
2001-06-21re PR preprocessor/3260 (#include __FILE__ broken)Neil Booth1-1/+2
PR preprocessor/3260 * cppmacro.c (make_string_token): Null terminate. From-SVN: r43492
2001-05-20Makefile.in (OBJS, [...]): Update.Neil Booth1-1/+2
* 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
2001-05-16cppexp.c (lex): Use NODE_NAME and NODE_LEN.Neil Booth1-16/+17
* 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
2001-03-27* cppmacro.c (stringify_arg): Null terminate strings.Neil Booth1-2/+4
From-SVN: r40880
2001-03-07c-parse.in (yylexname): New function, split out of _yylex.Zack Weinberg1-2/+1
* 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
2001-03-03cpplex.c (_cpp_lex_token): Don't warn about directives in macro arguments ↵Neil Booth1-3/+5
when looking for the '('. * cpplex.c (_cpp_lex_token): Don't warn about directives in macro arguments when looking for the '('. * cppmacro.c (funlike_invocation_p): Set parsing_args to 2 when really parsing arguments; 1 when looking for '('. Always restore the lexer position. * gcc.dg/cpp/cppmacro7.c: New test. From-SVN: r40223
2001-03-03cpp.texi: Update.Neil Booth1-2/+2
* 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
2001-02-25cppinit.c (builtin_array): Update.Neil Booth1-30/+22
* cppinit.c (builtin_array): Update. (init_builtins): Flag builtins to warn if redefined or undefined. Define __GXX_WEAK as a normal macro. * cpplib.c (do_undef): Warn if flagged NODE_WARN. * cpplib.h (NODE_WARN): New flag. * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__. Handle __STDC__ as a builtin only on Solaris. (warn_of_redefinition): Renamed from check_macro_definition. Reverse sense of test. Always warn if NODE_WARN. (_cpp_create_definition): Use warn_of_redefinition. Flag any macro beginning with "__STDC_" to require a mandatory warning if redefined or undefined. From-SVN: r40053
2001-02-14c-lex.c (lex_number): Only warn traditionally for U suffix outside system ↵Neil Booth1-2/+18
macros. * 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