X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/631aa1d3dcf5503a5da567b0edb9548a4f06f491..b83f0407c634814049e58f5ab14cc14c1daaa39f:/ChangeLog diff --git a/ChangeLog b/ChangeLog index 7f93b7d5..49b0f394 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,504 @@ +2001-11-25 Marc Autret + + * doc/bison.texinfo (Mystery Conflicts): Hint '-v' use. + From Golubev I. N. + +2001-11-23 Akim Demaille + + * lib/alloca.c: Update, from fileutils. + +2001-11-23 Akim Demaille + + * lib/Makefile.am (libbison_a_LIBADD): Add @ALLOCA@. + +2001-11-23 Akim Demaille + + * src/system.h: Include alloca.h. + * src/main.c (main) [C_ALLOCA]: Call alloca (0). + +2001-11-23 Akim Demaille + + * src/print_graph.c (print_actions): Remove `rule', unused. + * src/LR0.c (kernel_size): Contain `int' instead of `size_t' to + pacify GCC's signed < unsigned warnings. + * src/closure.c (itemsetsize): Likewise. + * src/reader.c (symbol_list_new): Static. + +2001-11-23 Akim Demaille + + Attaching lineno to buckets is stupid, since only one copy of each + symbol is kept, only the line of the first occurrence is kept too. + + * src/symtab.h, src/symtab.c (bucket): Remove the line member. + * src/reader.c (rline_allocated): Remove, unused. + (symbol_list): Have a `line' member. + (symbol_list_new): New. + (readgram): Use it. + * src/print.c (print_grammar): Output the rule line numbers. + * tests/regression.at (Solved SR Conflicts) + (Unresolved SR Conflicts): Adjust. + Reported by Hans Aberg. + +2001-11-22 Marc Autret + + * src/bison.simple [YYERROR_VERBOSE]: Force its value to be 1 or 0. + +2001-11-22 Marc Autret + + * src/muscle_tab.c (muscle_init): Remove initialization of + skeleton muscle. + * src/output.c (output_master_parser): Do it here. + +2001-11-20 Akim Demaille + + * po/sv.po: New. + * configure.in (ALL_LINGUAS): Adjust. + * po/POTFILE.in: Remove `nullable.c' and `derives.c' which no + longer contains strings to translate. + +2001-11-19 Akim Demaille + + * src/conflicts.c (conflicts_print): Add a missing \n. + +2001-11-19 Akim Demaille + + * src/nullable.c (nullable_print): New. + (set_nullable): Call it when tracing. + Better locality of variables. + +2001-11-19 Akim Demaille + + * src/print.c (print_actions): Better locality of variables. + +2001-11-19 Akim Demaille + + * src/derives.c (print_derives): Fix and enrich. + * src/closure.c (print_fderives): Likewise. + +2001-11-19 Akim Demaille + + * src/closure.c (itemsetend): Remove, replaced with... + (itemsetsize): new. + +2001-11-19 Akim Demaille + + * src/LR0.c (kernel_end): Remove, replaced with... + (kernel_size): new. + +2001-11-19 Akim Demaille + + * src/conflicts.c (set_conflicts): Use arrays instead of pointers + to clarify. + +2001-11-19 Akim Demaille + + * src/closure.c (closure): Use arrays instead of pointers to clarify. + +2001-11-19 Akim Demaille + + * src/closure.c, src/derives.c, src/nullable.c: Adjust various + trace messages. + * src/LR0.c: Likewise. + (allocate_itemsets): Use arrays instead of pointers to clarify. + +2001-11-19 Akim Demaille + + * src/getargs.c (statistics_flag): Replace with... + (trace_flag): New. + (longopts): Accept --trace instead of --statistics. + * src/getargs.h, src/options.c: Adjust. + * src/LR0.c, src/closure.c, src/derives.c, src/nullable.c, + * src/reduce.c: Use trace_flags instead of the CPP conditional TRACE. + +2001-11-19 Akim Demaille + + * src/LR0.c (new_itemsets, get_state): Use more arrays and fewer + pointers to clarify the code. + (save_reductions, save_shifts): Factor common parts of alternatives. + +2001-11-19 Akim Demaille + + * src/LR0.c (new_state, get_state): Complete TRACE code. + * src/closure.c: Include `reader.h' to get `tags', needed by the + trace code. + Rename the conditional DEBUG as TRACE. + Output consistently TRACEs to stderr, not stdout. + * src/derives.c: Likewise. + * src/reduce.c: (inaccessable_symbols): Using if is better style + than goto. + Use `#if TRACE' instead of `#if 0' for tracing code. + +2001-11-19 Akim Demaille + + * src/system.h (LIST_FREE, shortcpy): New. + * src/LR0.c: Use them. + * src/output.c (free_itemsets, free_reductions, free_shifts): + Remove, replaced by LIST_FREE. + +2001-11-19 Akim Demaille + + * src/state.h (CORE_ALLOC, SHIFTS_ALLOC, ERRS_ALLOC) + (REDUCTIONS_ALLOC): New. + * src/LR0.c, src/conflicts.c: Use them to de-obfuscate memory + allocation. + +2001-11-19 Akim Demaille + + * src/LR0.c (new_state): Complete trace code. + * src/nullable.c (set_nullable): Don't translate traces. + +2001-11-19 Akim Demaille + + * src/print_graph.c (print_core): Better locality of variables. + * src/print.c (print_core): Likewise. + +2001-11-19 Akim Demaille + + * src/vcg.c: You do the output, so you are responsible of the + handling of VCG syntax, in particular: use quotearg. + * src/print_graph.c: Don't. + (print_actions): Don't output the actions as part of the nodes, + since that's the job of the edges. + (print_state): Don't output by hand: fill the node description, + and ask for its output. + +2001-11-19 Akim Demaille + + * src/bison.simple (yyparse): When verbosely reporting an error, + no longer put additional quotes around token names. + * tests/calc.at: Adjust. + +2001-11-19 Akim Demaille + + * src/symtab.h, src/symtab.c: `line' is a new member of `bucket'. + * src/reader.c (record_rule_lines, rline, rline_allocated): Remove. + * src/output.c: Adjust. + +2001-11-19 Akim Demaille + + * src/gram.h (rprec, rprecsym, rassoc): Remove, now part of... + (rule_t): this. + * src/conflicts.c, src/reader.c, src/reduce.c: Adjust. + +2001-11-19 Akim Demaille + + * src/gram.h (rule_t): New. + (rule_table): New. + (rrhs, rlhs): Remove, part of state_t. + * src/print_graph.c, src/closure.c, src/conflicts.c, src/derives.c, + * src/lalr.c, src/nullable.c, src/output.c, src/print.c, + * src/reader.c, src/reduce.c: Adjust. + +2001-11-19 Akim Demaille + + * src/reader.c (symbols_output): New, extracted from... + (packsymbols): Here. + (reader): Call it. + +2001-11-19 Akim Demaille + + * src/lalr.c (set_maxrhs, maxrhs): Remove, replaced with... + (maxrhs): this new function. + +2001-11-19 Akim Demaille + + * src/lalr.c (F): New macro to access the variable F. + Adjust. + +2001-11-19 Akim Demaille + + * src/lalr.h (LA): New macro to access the variable LA. + * src/output.c, src/lalr.c, src/print_graph.c, src/conflicts.c: + * src/lalr.c: Adjust. + +2001-11-19 Akim Demaille + + * src/lalr.c (initialize_LA): Only initialize LA. Let... + (set_state_table): handle the `lookaheads' members. + +2001-11-19 Akim Demaille + + * src/lalr.h (lookaheads): Removed array, whose contents is now + a member of... + (state_t): this structure. + * src/output.c, src/lalr.c, src/print_graph.c, src/conflicts.c: + Adjust. + +2001-11-19 Akim Demaille + + * src/lalr.h (consistent): Removed array, whose contents is now + a member of... + (state_t): this structure. + * src/output.c, src/lalr.c, src/print_graph.c, src/conflicts.c: + Adjust. + +2001-11-19 Akim Demaille + + * src/lalr.h (reduction_table, shift_table): Removed arrays, whose + contents are now members of... + (state_t): this structure. + * src/output.c, src/lalr.c, src/print_graph.c, src/conflicts.c: + Adjust. + +2001-11-19 Akim Demaille + + * src/lalr.h (state_t): New. + (state_table): Be a state_t * instead of a core **. + (accessing_symbol): Remove, part of state_t. + * src/lalr.c: Adjust. + (set_accessing_symbol): Merge into... + (set_state_table): this. + * src/print_graph.c, src/conflicts.c: Adjust. + +2001-11-14 Akim Demaille + + * tests/calc.at, tests/output.at, tests/regression.at, + * tests/testsuite.at, tests/torture.at: Rely on Autotest 2.52g: + now the tests are run in private dirs, therefore AC_CLEANUP and + family can be simplified to 0-ary. + * tests/atlocal.in: Now that we run `elsewhere' than in tests/, + use abs. path to find config.h. + * tests/calc.at (AT_CHECK_CALC): Don't try to check the compiler's + stderr, there can be way too much random noise. + Instead pass -Werror to GCC and rely on the exit status. + Reported by Wolfram Wagner. + +2001-11-14 Akim Demaille + + * src/bison.simple (yyparse): Let yyls1, yyss1 and yyvs1 be + defined only if yyoverflow is defined, to avoid `warning: unused + variable `yyvs1''. + Reported by The Test Suite. + +2001-11-14 Akim Demaille + + * src/print.c: Include reduce.h. + Reported by Hans Aberg. + +2001-11-14 Akim Demaille + + * src/lex.c, src/lex.h (token_buffer, unlexed_token_buffer): + Revert a previous patch: these are really const. + * src/conflicts.c (conflict_report): Additional useless pair of + braces to pacify GCC's warnings for `if () if () {} else {}'. + * src/lex.c (parse_percent_token): Replace equal_offset with + arg_offset. + arg is const. + Be sure to strdup `arg' when used, since there is no reason for + token_buffer not to change. + +2001-11-14 Akim Demaille + + * src/system.h (EXIT_SUCCESS, EXIT_FAILURE): Ensure a proper + definition. + * src/main.c (main): Use them. + Suggested by Hans Aberg. + +2001-11-12 Akim Demaille + + * src/system.h (ngettext): Now that we use ngettext, be sure to + provide a default definition when NLS are not used. + +2001-11-12 Akim Demaille + + * doc/bison.texinfo: Use `$' as shell prompt, not `%'. + Use @kbd to denote user input. + (Language and Grammar): ANSIfy the example. + Adjust its layout for info/notinfo. + (Location Tracking Calc): Output error messages to stderr. + Output locations in a more GNUtically correct way. + Fix a couple of Englishos. + Adjust @group/@end group pairs. + +2001-11-12 Akim Demaille + + %expext was not functioning at all. + + * src/conflicts.c (expected_conflicts): Set to -1. + (conflict_report): Use ngettext. + (conflicts_print): Check %expect and make its violation an error. + * doc/bison.texinfo (Expect Decl): Adjust. + * configure.in (AM_GNU_GETTEXT): Ask for ngettext. + * tests/regression.at (%expect not enough, %expect right) + (%expect too much): New. + +2001-11-12 Akim Demaille + + * tests/regression.at (Conflicts): Rename as... + (Unresolved SR Conflicts): this. + (Solved SR Conflicts): New. + +2001-11-12 Akim Demaille + + * src/reduce.c (print_results): Rename as... + (reduce_output): This. + Output to OUT, passed as argument, instead of output_obstack. + (dump_grammar): Likewise. + (reduce_free): New. + Also free V1. + (reduce_grammar): No longer call reduce_output, since... + * src/print.c (print_results): do it. + * src/main.c (main): Call reduce_free; + +2001-11-12 Akim Demaille + + * src/conflicts.c (print_reductions): Accept OUT as argument. + Output to it, not to output_obstack. + * src/print.c (print_actions): Adjust. + +2001-11-12 Akim Demaille + + * src/conflicts.c (count_sr_conflicts, count_rr_conflicts): Return + the result instead of using... + (src_total, rrc_total, src_count, rrc_count): Remove. + (any_conflicts): Remove. + (print_conflicts): Split into... + (conflicts_print, conflicts_output): New. + * src/conflicts.h: Adjust. + * src/main.c (main): Invoke both conflicts_output and conflicts_print. + * src/print.c (print_grammar): Issue `\n' between two rules. + * tests/regression.at (Conflicts): New. + Reported by Tom Lane. + +2001-11-12 Akim Demaille + + * tests/regression.at (Invalid input): Remove, duplicate with + ``Invalid input: 1''. + +2001-11-12 Akim Demaille + + * tests/torture.at (AT_DATA_STACK_TORTURE) + (Exploding the Stack Size with Alloca) + (Exploding the Stack Size with Malloc): New. + +2001-11-12 Akim Demaille + + * src/bison.simple (YYSTACK_REALLOC): New. + (yyparse) [!yyoverflow]: Use it and free the old stack. + Reported by Per Allansson. + +2001-11-12 Pascal Bart + + * src/bison.simple: Define type yystype instead of YYSTYPE, and + define CPP macro, which substitute YYSTYPE by yystype. + * src/reader.c (parse_union_decl): Output yystype/YYSTYPE as we do + with yyltype/YYLTYPE. This allows inclusion of the generated + header within the parser if the compiler, such as GGC, accepts + multiple equivalent #defines. + From Akim. + +2001-11-05 Akim Demaille + + * src/reader.c (symbols_output): New, extracted from... + (packsymbols): here. + (reader): Adjust. + +2001-11-05 Akim Demaille + + * src/lex.c (parse_percent_token): s/quotearg/quote/. + +2001-11-05 Akim Demaille + + * tests/regression.at (AT_TEST_CPP_GUARD_H): Adjust the clean up + pattern. + +2001-11-05 Akim Demaille + + * src/options.h (struct option_table_struct): set_flags is void*. + * src/options.c (longopts): Support `--output' and `%output'. + (usage): Adjust. + * src/lex.h (tok_setopt): Remove, replaced with... + (tok_intopt, tok_stropt): these new guys. + * src/lex.c (getopt.h): Not needed. + (token_buffer, unlexed_token_buffer): Not const. + (percent_table): Promote `-' over `_' in directive names. + Active `%name-prefix', `file-prefix', and `output'. + (parse_percent_token): Accept possible arguments to directives. + Promote `-' over `_' in directive names. + +2001-11-04 Akim Demaille + + * doc/bison.texinfo (Decl Summary): Split the list into + `directives for grammars' and `directives for bison'. + Sort'em. + Add description of `%name-prefix', `file-prefix', and `output'. + Promote `-' over `_' in directive names. + (Bison Options): s/%locactions/%locations/. Nice Freudian slip. + Simplify the description of `--name-prefix'. + Promote `-' over `_' in directive names. + Promote `--output' over `--output-file'. + Fix the description of `--defines'. + * tests/output.at: Exercise %file-prefix and %output. + +2001-11-02 Akim Demaille + + * doc/refcard.tex: Update. + +2001-11-02 Akim Demaille + + * src/symtab.h (SUNDEF): New. + * src/symtab.c (bucket_new): Init user_token_number to SUNDEF to + stand for `uninitialized', instead of 0. + * src/reader.c (packsymbols, parse_thong_decl): Adjust. + * src/lex.c (lex): Adjust. + + * tests/calc.at (_AT_DATA_CALC_Y): Declare a token for EOF. + Number it 0. + Let yylex return it instead of a plain 0. + Reported by Dick Streefland. + +2001-11-02 Akim Demaille + + * tests/regression.at (Mixing %token styles): New test. + +2001-11-02 Akim Demaille + + * src/reader.c (parse_thong_decl): Formatting changes. + (token_translations_init): New, extracted from... + (packsymbols): Here. + Adjust. + +2001-11-01 Akim Demaille + + * tests/regression.at (AT_TEST_CPP_GUARD_H): New. + Check that `9foo.y' produces correct cpp guards. + * src/files.c (compute_header_macro): Prepend `BISON_' to CPP + guards. + Reported by Wwp. + +2001-11-01 Akim Demaille + + * tests/regression.at (Invalid input: 2): New. + * src/lex.c (unlexed_token_buffer): New. + (lex, unlex): Adjust: when unlexing, be sure to save token_buffer + too. + Reported by Wwp. + +2001-11-01 Akim Demaille + + * tests/calc.at: Catch up with 1.30. + * configure.in: Bump to 1.49a. + Adjust to newer Autotest. + +2001-10-19 Pascal Bart + + * src/conflicts.c: Move global variables rrc_total and src_total ... + (print_conflicts): here. + * src/output.c (output): Free global variable user_toknums. + * src/lex.c (token_obstack): Become static. + +2001-10-18 Akim Demaille + + * tests/atlocal.in (GCC): Add. + * tests/calc.at: s/m4_match/m4_bmatch/. + s/m4_patsubst/m4_bpatsubst/. + (AT_CHECK_CALC): Check the compiler's stderr only if it's GCC. + * configure.in: AC_SUBST(GCC). + +2001-10-14 Marc Autret + + * src/options.c (create_long_option_table): Fix. + 2001-10-10 Akim Demaille * src/bison.simple: Be sure to set YYSTACK_USE_ALLOCA.