X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/b8458aa5ccca039e48c37a3947df3025e3acbcee..42e826a47d7e0c57c937c7abd94135a19a0ee606:/ChangeLog diff --git a/ChangeLog b/ChangeLog index fad3a07d..d3f16205 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,197 @@ +2004-11-22 Paul Eggert + + * src/LR0.c, src/closure.c, src/derives.c, src/gram.c, + src/lalr.c, src/nullable.c, src/relation.c, src/scan-skel.l, + src/system.h, src/tables.c: XFREE -> free, to accommodate + recent change to gnulib xalloc.h. + +2004-11-17 Akim Demaille + + * data/lalr1.cc (symprint_): Use cdebug_ to avoid warnings. + +2004-10-28 Akim Demaille , + Alexandre Duret-Lutz + + * data/lalr1.cc (Parser::yycdebug_): New, a pointer, to allow + changes. + (YYCDEBUG): Adjust. + Use it instead of cdebug_. + (Parser::debug_stream, Parser::set_debug_stream): New. + (Parser::symprint_): Define cdebug_ for temporary backward + compatibility. + * tests/actions.at (_AT_CHECK_PRINTER_AND_DESTRUCTOR): Use + debug_stream (). + +2004-11-17 Akim Demaille + + * data/lalr1.cc (Parser:print_): Remove, use %printer instead. + * tests/regression.at (_AT_DATA_DANCER_Y): Adjust. + * tests/calc.at (_AT_DATA_CALC_Y): Ditto. + * tests/actions.at (_AT_CHECK_PRINTER_AND_DESTRUCTOR): Likewise. + +2004-10-27 Paul Eggert + + * data/glr.c (yyloc_default): Remove; not used. + Problem reported by Frank Heckenbach. + +2004-10-25 Akim Demaille + + * data/glr.c (YYRHSLOC): Move its definition next to its uses. + Introduce another definition to address simple location arrays. + (yyGLRStack): New member: yyerror_range. + (yyrecoverSyntaxError, yyparse): Update it. + (yyrecoverSyntaxError): Use it when shifting the error token to + have an accurate range, equivalent to the one computed by both + yacc.c and lalr1.cc. + * tests/cxx-type.at (_AT_TEST_GLR_CXXTYPES): Change its yylex so + that column numbers start at column 0, as per GNU Coding + Standards, the others tests, and the doc. + (_AT_RESOLVED_GLR_OUTPUT_WITH_LOC, _AT_AMBIG_GLR_OUTPUT_WITH_LOC): + Adjust to the above change (first column is 0). + And adjust the location of the "", now covering the whole + line. + +2004-10-22 Akim Demaille + and Paul Eggert + + Remove some arbitrary limits on goto numbers and relations. + * src/lalr.c (goto_map, ngotos, from_state, to_state): Omit + initial values, since they're never used. + (set_goto_map): ngotos is now unsigned, so test for overflow + by seeing whether it wraps around to zero. + * src/lalr.h (goto_number): Now size_t, not short int. + (GOTO_NUMBER_MAXIMUM): Remove. + * src/relation.c (relation_print, traverse, relation_transpose): + Check for END_NODE rather than looking at sign. + * src/relation.h (END_NODE): New macro. + (relation_node): Now size_t, not short int. + +2004-10-22 Paul Eggert + + * doc/bison.texinfo (Language and Grammar): In example, "int" is a + keyword, not an identifier. Problem reported by Baron Schwartz in + . + +2004-10-11 Akim Demaille + + * src/symtab.c (symbol_check_alias_consistency): Also check + type names, destructors, and printers. + Reported by Alexandre Duret-Lutz. + Recode the handling of associativity and precedence in terms + of symbol_precedence_set. + Accept no redeclaration at all, not even equal to the previous + value. + (redeclaration): New. + Use it to factor redeclaration complaints. + (symbol_make_alias): Don't set the type of the alias, let + symbol_check_alias_consistency do it as for other features. + * src/symtab.h (symbol): Add new member prec_location, and + type_location. + * src/symtab.c (symbol_precedence_set, symbol_type_set): Set them. + * tests/input.at (Incompatible Aliases): New. + +2004-10-09 Paul Eggert + + .cvsignore fixes to accommodate gnulib changes, + and the practice of naming build directories "_build". + * .cvsignore: Add "_*". Sort. + * lib/.cvsignore: Add getopt_.h, xalloc-die.c. + * m4/.cvsignore: Add "*_gl.m4". + +2004-10-06 Akim Demaille + + * src/parse-gram.y (add_param): Fix the truncation of trailing + spaces. + +2004-10-05 Akim Demaille + + In Bison 1.875's yacc.c, YYLLOC_DEFAULT was called regardless + whether the reducion was empty or not. This leaves room to + improve the use of YYLLOC_DEFAULT in such a case. + lalr1.cc is still experimental, so changing this is acceptable. + And finally, there are probably not many users who changed the + handling of locations in GLR, so changing is admissible too. + + * data/glr.c, data/lalr1.cc, data/yacc.c (YYLLOC_DEFAULT): On an + empty reduction, set @$ to an empty location ending the previously + stacked symbol. + Adjust uses to make sure the code is triggered on empty + reductions. + * tests/actions.at (_AT_CHECK_PRINTER_AND_DESTRUCTOR): Adjust the + expected output: empty reductions have empty locations. + +2004-09-29 Akim Demaille + + * data/lalr1.cc: Move towards a more standard C++ coding style + for templates: Class < T > -> Class. + +2004-09-29 Akim Demaille + + * data/lalr1.cc: Reinstall the former ctor, for sake of + compatibility, but warn it will be removed. + Move towards a more standard C++ coding style (i.e., type *var -> + type* var). + +2004-09-27 Paul Eggert + + * src/parse-gram.y (add_param): Rewrite to avoid strchr, + since it's less likely to work if NULs are involved in the future. + +2004-09-27 Akim Demaille + + * data/yacc.c (YY_LOCATION_PRINT): Fix its default declaration. + +2004-09-27 Akim Demaille + + * data/lalr1.cc (b4_parse_param_decl_1): New. + (b4_parse_param_decl): Use it to have different names between attribute + and argument names. + (b4_cc_constructor_call): Likewise. + +2004-09-24 Akim Demaille + + * src/parse-gram.y (add_param): Strip the leading and trailing + blanks from a formal argument declaration. + (YY_LOCATION_PRINT): New. + +2004-09-24 Akim Demaille + + * data/c.m4 (b4_yysymprint_generate): Move the YYINPUT invocation + after the location. + +2004-09-24 Akim Demaille + + * doc/bison.texinfo (Table of Symbols): Sort. + +2004-09-21 Akim Demaille + + * data/yacc.c, data/glr.c (b4_at_dollar, b4_dollar_dollar): Remove + the useless parentheses. + Suggested by Paul Eggert. + +2004-09-20 Akim Demaille + + Let the initial-action act on the look-ahead, and use it for the + "initial push" (corresponding to an hypothetical beginning-of-file). + And let lalr1.cc honor %initial-action. + + * doc/bison.texinfo (Initial Action Decl): Clarify, and add an + example. + * data/lalr1.cc (Parser::initlocation_): Remove, bad experiment. + (Parser::Parser): Remove the ctor that used to initialize it. + (Parser::parse): Like in the other skeletons, issue the "starting + parse" message before any action. + Honor %initial-action. + Initialize the stacks with the lookahead. + * data/yacc.c: Let $$ and @$ in %initial-action designate the + look-ahead. + Push them in the stacks. + * tests/actions.at, tests/calc.at: Adjust the C++ ctor invocations. + +2004-09-20 Akim Demaille + + * doc/bison.texinfo (Initial Action Decl): New. + 2004-09-20 Akim Demaille * data/yacc.c (YY_LOCATION_PRINT): Use YYLTYPE_IS_TRIVIAL as a