X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/b18cdd91e8797953705e8518e409924c2ebe5e28..35c1e5f0cdfcd9e6e70fd47efdb3626528825f60:/src/parse-gram.c diff --git a/src/parse-gram.c b/src/parse-gram.c index 7147828f..bd3c167c 100644 --- a/src/parse-gram.c +++ b/src/parse-gram.c @@ -1,9 +1,8 @@ -/* A Bison parser, made by GNU Bison 2.4.403-43f2. */ +/* A Bison parser, made by GNU Bison 2.4.557-bf3e4. */ -/* Implementation for Bison's Yacc-like parsers in C +/* Bison implementation for Yacc-like parsers in C - Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006, - 2007, 2008, 2009 Free Software Foundation, Inc. + Copyright (C) 1984, 1989-1990, 2000-2011 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -45,7 +44,7 @@ #define YYBISON 1 /* Bison version. */ -#define YYBISON_VERSION "2.4.403-43f2" +#define YYBISON_VERSION "2.4.557-bf3e4" /* Skeleton name. */ #define YYSKELETON_NAME "yacc.c" @@ -73,12 +72,11 @@ #define yylloc gram_lloc /* Copy the first part of user declarations. */ -/* Line 191 of yacc.c */ +/* Line 269 of yacc.c */ #line 1 "src/parse-gram.y" /* Bison Grammar Parser -*- C -*- - Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software - Foundation, Inc. + Copyright (C) 2002-2011 Free Software Foundation, Inc. This file is part of Bison, the GNU Compiler Compiler. @@ -128,8 +126,8 @@ static void gram_error (location const *, char const *); static char const *char_name (char); -/* Line 191 of yacc.c */ -#line 133 "src/parse-gram.c" +/* Line 269 of yacc.c */ +#line 131 "src/parse-gram.c" /* Enabling traces. */ #ifndef YYDEBUG @@ -150,13 +148,14 @@ static char const *char_name (char); #endif /* "%code requires" blocks. */ -/* Line 211 of yacc.c */ -#line 201 "src/parse-gram.y" +/* Line 289 of yacc.c */ +#line 202 "src/parse-gram.y" # ifndef PARAM_TYPE # define PARAM_TYPE typedef enum { + param_none = 0, param_lex = 1 << 0, param_parse = 1 << 1, param_both = param_lex | param_parse @@ -164,8 +163,8 @@ static char const *char_name (char); # endif -/* Line 211 of yacc.c */ -#line 169 "src/parse-gram.c" +/* Line 289 of yacc.c */ +#line 168 "src/parse-gram.c" /* Tokens. */ #ifndef YYTOKENTYPE @@ -212,21 +211,22 @@ static char const *char_name (char); PERCENT_VERBOSE = 293, PERCENT_YACC = 294, BRACED_CODE = 295, - CHAR = 296, - EPILOGUE = 297, - EQUAL = 298, - ID = 299, - ID_COLON = 300, - PERCENT_PERCENT = 301, - PIPE = 302, - PROLOGUE = 303, - SEMICOLON = 304, - TAG = 305, - TAG_ANY = 306, - TAG_NONE = 307, - BRACKETED_ID = 308, - PERCENT_PARAM = 309, - PERCENT_UNION = 310 + BRACED_PREDICATE = 296, + BRACKETED_ID = 297, + CHAR = 298, + EPILOGUE = 299, + EQUAL = 300, + ID = 301, + ID_COLON = 302, + PERCENT_PERCENT = 303, + PIPE = 304, + PROLOGUE = 305, + SEMICOLON = 306, + TAG = 307, + TAG_ANY = 308, + TAG_NONE = 309, + PERCENT_PARAM = 310, + PERCENT_UNION = 311 }; #endif /* Tokens. */ @@ -269,21 +269,22 @@ static char const *char_name (char); #define PERCENT_VERBOSE 293 #define PERCENT_YACC 294 #define BRACED_CODE 295 -#define CHAR 296 -#define EPILOGUE 297 -#define EQUAL 298 -#define ID 299 -#define ID_COLON 300 -#define PERCENT_PERCENT 301 -#define PIPE 302 -#define PROLOGUE 303 -#define SEMICOLON 304 -#define TAG 305 -#define TAG_ANY 306 -#define TAG_NONE 307 -#define BRACKETED_ID 308 -#define PERCENT_PARAM 309 -#define PERCENT_UNION 310 +#define BRACED_PREDICATE 296 +#define BRACKETED_ID 297 +#define CHAR 298 +#define EPILOGUE 299 +#define EQUAL 300 +#define ID 301 +#define ID_COLON 302 +#define PERCENT_PERCENT 303 +#define PIPE 304 +#define PROLOGUE 305 +#define SEMICOLON 306 +#define TAG 307 +#define TAG_ANY 308 +#define TAG_NONE 309 +#define PERCENT_PARAM 310 +#define PERCENT_UNION 311 @@ -291,7 +292,7 @@ static char const *char_name (char); #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED typedef union YYSTYPE { -/* Line 216 of yacc.c */ +/* Line 294 of yacc.c */ #line 88 "src/parse-gram.y" assoc assoc; @@ -304,14 +305,14 @@ typedef union YYSTYPE uniqstr uniqstr; unsigned char character; -/* Line 216 of yacc.c */ -#line 223 "src/parse-gram.y" +/* Line 294 of yacc.c */ +#line 226 "src/parse-gram.y" param_type param; -/* Line 216 of yacc.c */ -#line 315 "src/parse-gram.c" +/* Line 294 of yacc.c */ +#line 316 "src/parse-gram.c" } YYSTYPE; # define YYSTYPE_IS_TRIVIAL 1 # define yystype YYSTYPE /* obsolescent; will be withdrawn */ @@ -334,26 +335,26 @@ typedef struct YYLTYPE /* Copy the second part of user declarations. */ -/* Line 266 of yacc.c */ -#line 339 "src/parse-gram.c" +/* Line 344 of yacc.c */ +#line 340 "src/parse-gram.c" /* Unqualified %code blocks. */ -/* Line 267 of yacc.c */ -#line 56 "src/parse-gram.y" +/* Line 345 of yacc.c */ +#line 55 "src/parse-gram.y" - static symbol_class current_class = unknown_sym; - static uniqstr current_type = NULL; - static symbol *current_lhs; + static int current_prec = 0; static location current_lhs_location; static named_ref *current_lhs_named_ref; - static int current_prec = 0; + static symbol *current_lhs; + static symbol_class current_class = unknown_sym; + static uniqstr current_type = NULL; #define YYTYPE_INT16 int_fast16_t #define YYTYPE_INT8 int_fast8_t #define YYTYPE_UINT16 uint_fast16_t #define YYTYPE_UINT8 uint_fast8_t -/* Line 267 of yacc.c */ -#line 213 "src/parse-gram.y" +/* Line 345 of yacc.c */ +#line 215 "src/parse-gram.y" /** Add a lex-param and/or a parse-param. * @@ -362,10 +363,11 @@ typedef struct YYLTYPE * \param loc the location in the source. */ static void add_param (param_type type, char *decl, location loc); + static param_type current_param = param_none; -/* Line 267 of yacc.c */ -#line 369 "src/parse-gram.c" +/* Line 345 of yacc.c */ +#line 371 "src/parse-gram.c" #ifdef short # undef short @@ -415,7 +417,7 @@ typedef short int yytype_int16; #define YYSIZE_MAXIMUM ((YYSIZE_T) -1) #ifndef YY_ -# if YYENABLE_NLS +# if defined YYENABLE_NLS && YYENABLE_NLS # if ENABLE_NLS # include /* INFRINGES ON USER NAME SPACE */ # define YY_(msgid) dgettext ("bison-runtime", msgid) @@ -451,34 +453,10 @@ YYID (yyi) } #endif -#if ! defined yyoverflow || YYERROR_VERBOSE +#if 1 /* The parser invokes alloca or malloc; define the necessary symbols. */ -# ifdef YYSTACK_USE_ALLOCA -# if YYSTACK_USE_ALLOCA -# ifdef __GNUC__ -# define YYSTACK_ALLOC __builtin_alloca -# elif defined __BUILTIN_VA_ARG_INCR -# include /* INFRINGES ON USER NAME SPACE */ -# elif defined _AIX -# define YYSTACK_ALLOC __alloca -# elif defined _MSC_VER -# include /* INFRINGES ON USER NAME SPACE */ -# define alloca _alloca -# else -# define YYSTACK_ALLOC alloca -# if ! defined _ALLOCA_H && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \ - || defined __cplusplus || defined _MSC_VER) -# include /* INFRINGES ON USER NAME SPACE */ -# ifndef _STDLIB_H -# define _STDLIB_H 1 -# endif -# endif -# endif -# endif -# endif - # ifdef YYSTACK_ALLOC /* Pacify GCC's `empty if-body' warning. */ # define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0)) @@ -495,30 +473,31 @@ YYID (yyi) # ifndef YYSTACK_ALLOC_MAXIMUM # define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM # endif -# if (defined __cplusplus && ! defined _STDLIB_H \ +# if (defined __cplusplus && ! defined EXIT_SUCCESS \ && ! ((defined YYMALLOC || defined malloc) \ && (defined YYFREE || defined free))) # include /* INFRINGES ON USER NAME SPACE */ -# ifndef _STDLIB_H -# define _STDLIB_H 1 +# ifndef EXIT_SUCCESS +# define EXIT_SUCCESS 0 # endif # endif # ifndef YYMALLOC # define YYMALLOC malloc -# if ! defined malloc && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \ +# if ! defined malloc && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \ || defined __cplusplus || defined _MSC_VER) void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */ # endif # endif # ifndef YYFREE # define YYFREE free -# if ! defined free && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \ +# if ! defined free && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \ || defined __cplusplus || defined _MSC_VER) void free (void *); /* INFRINGES ON USER NAME SPACE */ # endif # endif # endif -#endif /* ! defined yyoverflow || YYERROR_VERBOSE */ +# define YYCOPY_NEEDED 1 +#endif #if (! defined yyoverflow \ @@ -543,23 +522,7 @@ union yyalloc ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \ + 2 * YYSTACK_GAP_MAXIMUM) -/* Copy COUNT objects from FROM to TO. The source and destination do - not overlap. */ -# ifndef YYCOPY -# if defined __GNUC__ && 1 < __GNUC__ -# define YYCOPY(To, From, Count) \ - __builtin_memcpy (To, From, (Count) * sizeof (*(From))) -# else -# define YYCOPY(To, From, Count) \ - do \ - { \ - YYSIZE_T yyi; \ - for (yyi = 0; yyi < (Count); yyi++) \ - (To)[yyi] = (From)[yyi]; \ - } \ - while (YYID (0)) -# endif -# endif +# define YYCOPY_NEEDED 1 /* Relocate STACK from its old location to the new one. The local variables YYSIZE and YYSTACKSIZE give the old and new number of @@ -579,24 +542,44 @@ union yyalloc #endif +#if defined YYCOPY_NEEDED && YYCOPY_NEEDED +/* Copy COUNT objects from FROM to TO. The source and destination do + not overlap. */ +# ifndef YYCOPY +# if defined __GNUC__ && 1 < __GNUC__ +# define YYCOPY(To, From, Count) \ + __builtin_memcpy (To, From, (Count) * sizeof (*(From))) +# else +# define YYCOPY(To, From, Count) \ + do \ + { \ + YYSIZE_T yyi; \ + for (yyi = 0; yyi < (Count); yyi++) \ + (To)[yyi] = (From)[yyi]; \ + } \ + while (YYID (0)) +# endif +# endif +#endif /* !YYCOPY_NEEDED */ + /* YYFINAL -- State number of the termination state. */ #define YYFINAL 3 /* YYLAST -- Last index in YYTABLE. */ -#define YYLAST 190 +#define YYLAST 163 /* YYNTOKENS -- Number of terminals. */ -#define YYNTOKENS 56 +#define YYNTOKENS 57 /* YYNNTS -- Number of nonterminals. */ -#define YYNNTS 34 +#define YYNNTS 36 /* YYNRULES -- Number of rules. */ -#define YYNRULES 106 +#define YYNRULES 110 /* YYNSTATES -- Number of states. */ -#define YYNSTATES 145 +#define YYNSTATES 149 /* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned by yylex, with out-of-bounds checking. */ #define YYUNDEFTOK 2 -#define YYMAXUTOK 310 +#define YYMAXUTOK 311 #define YYTRANSLATE(YYX) \ ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK) @@ -636,24 +619,25 @@ static const yytype_uint8 yytranslate[] = 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, - 55 + 55, 56 }; #if YYDEBUG /* YYRLINEYYN -- Source line where rule number YYN was defined. */ static const yytype_uint16 yyrline[] = { - 0, 244, 244, 252, 254, 258, 259, 269, 273, 278, - 279, 284, 289, 290, 291, 292, 293, 298, 307, 308, - 309, 310, 311, 312, 313, 314, 315, 316, 340, 341, - 342, 343, 352, 353, 354, 358, 365, 372, 376, 380, - 387, 402, 403, 407, 419, 419, 424, 424, 429, 440, - 455, 456, 457, 458, 462, 463, 468, 470, 475, 476, - 481, 483, 488, 489, 493, 494, 495, 496, 501, 506, - 511, 517, 523, 534, 535, 544, 545, 551, 552, 553, - 560, 560, 565, 566, 567, 572, 574, 576, 578, 580, - 582, 587, 589, 600, 601, 606, 607, 608, 617, 637, - 639, 648, 653, 654, 659, 666, 668 + 0, 251, 251, 259, 261, 265, 266, 276, 280, 285, + 286, 291, 296, 297, 298, 299, 300, 305, 314, 315, + 316, 317, 318, 319, 320, 321, 321, 322, 323, 347, + 348, 349, 350, 354, 355, 364, 365, 366, 370, 377, + 384, 388, 392, 399, 414, 415, 419, 431, 431, 436, + 436, 441, 452, 467, 468, 469, 470, 474, 475, 480, + 482, 487, 488, 493, 495, 500, 501, 505, 506, 507, + 508, 513, 518, 523, 529, 535, 546, 547, 556, 557, + 563, 564, 565, 572, 572, 577, 578, 579, 584, 586, + 588, 590, 592, 594, 596, 601, 603, 613, 614, 619, + 620, 621, 630, 650, 652, 661, 666, 667, 672, 679, + 681 }; #endif @@ -672,17 +656,18 @@ static const char *const yytname[] = "\"%name-prefix\"", "\"%no-default-prec\"", "\"%no-lines\"", "\"%nondeterministic-parser\"", "\"%output\"", "\"%require\"", "\"%skeleton\"", "\"%start\"", "\"%token-table\"", "\"%verbose\"", - "\"%yacc\"", "\"{...}\"", "\"char\"", "\"epilogue\"", "\"=\"", - "\"identifier\"", "\"identifier:\"", "\"%%\"", "\"|\"", "\"%{...%}\"", - "\";\"", "\"\"", "\"<*>\"", "\"<>\"", "\"[identifier]\"", + "\"%yacc\"", "\"{...}\"", "\"%?{...}\"", "\"[identifier]\"", "\"char\"", + "\"epilogue\"", "\"=\"", "\"identifier\"", "\"identifier:\"", "\"%%\"", + "\"|\"", "\"%{...%}\"", "\";\"", "\"\"", "\"<*>\"", "\"<>\"", "\"%param\"", "\"%union\"", "$accept", "input", "prologue_declarations", - "prologue_declaration", "grammar_declaration", "union_name", - "symbol_declaration", "$@1", "$@2", "precedence_declaration", - "precedence_declarator", "tag.opt", "symbols.prec", "symbol.prec", - "symbols.1", "generic_symlist", "generic_symlist_item", "symbol_def", - "symbol_defs.1", "grammar", "rules_or_grammar_declaration", "rules", - "$@3", "rhses.1", "rhs", "named_ref.opt", "variable", "content.opt", - "braceless", "id", "id_colon", "symbol", "string_as_id", "epilogue.opt", 0 + "prologue_declaration", "$@1", "params", "grammar_declaration", + "union_name", "symbol_declaration", "$@2", "$@3", + "precedence_declaration", "precedence_declarator", "tag.opt", + "symbols.prec", "symbol.prec", "symbols.1", "generic_symlist", + "generic_symlist_item", "symbol_def", "symbol_defs.1", "grammar", + "rules_or_grammar_declaration", "rules", "$@4", "rhses.1", "rhs", + "named_ref.opt", "variable", "content.opt", "braceless", "id", + "id_colon", "symbol", "string_as_id", "epilogue.opt", 0 }; #endif @@ -696,16 +681,16 @@ static const yytype_uint16 yytoknum[] = 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, - 305, 306, 307, 308, 309, 310 + 305, 306, 307, 308, 309, 310, 311 }; # endif -#define YYPACT_NINF -88 +#define YYPACT_NINF -50 #define yypact_value_is_default(yystate) \ - ((yystate) == (-88)) + ((yystate) == (-50)) -#define YYTABLE_NINF -106 +#define YYTABLE_NINF -110 #define yytable_value_is_error(yytable_value) \ YYID (0) @@ -714,21 +699,21 @@ static const yytype_uint16 yytoknum[] = STATE-NUM. */ static const yytype_int16 yypact[] = { - -88, 23, 109, -88, -88, -88, -15, -8, 3, -88, - -88, -88, -88, -2, -88, 14, 37, -88, 45, 53, - -88, 2, -88, 38, 81, 17, -88, -88, -88, 30, - 83, 84, 36, -88, -88, -88, 58, -88, -88, 49, - 46, -88, -88, -88, -88, 41, -14, -14, 36, 0, - 0, -88, 52, -88, -88, -88, 18, -88, -88, -88, - -88, 90, -88, -88, -88, 92, -88, 93, -88, -88, - -88, -88, -88, -88, -88, -88, 48, -88, 51, 1, - -88, -88, 55, -88, -88, 52, -88, 36, -88, -88, - -14, 50, -14, 36, -88, -88, -88, -88, 0, -88, - -88, 0, -88, -88, -88, -88, -88, -88, -88, -88, - -88, 56, -88, -88, -88, -88, -88, 36, -88, 97, - -88, 101, -88, -88, -88, -88, -88, -88, -88, -88, - -23, 146, -88, -88, 36, 102, 59, 55, 55, 146, - -88, -88, -88, -88, -88 + -50, 4, 107, -50, -50, -50, -20, 3, 11, -50, + -50, -50, -50, 14, -50, 12, 68, -50, 72, 73, + -50, 0, -50, 45, 86, 2, -50, -50, -50, 17, + 95, 96, 32, -50, -50, -50, 16, -50, -50, -50, + 54, -50, -50, -50, -50, 49, -2, -2, 32, 27, + 27, -50, 63, -50, -50, -50, 37, -50, -50, -50, + -50, 101, -50, -50, -50, 103, -50, 104, -50, -50, + -50, -50, -50, -50, -50, -50, 57, -50, 58, 1, + -50, -50, 79, 70, -50, 63, -50, 32, -50, -50, + -2, 64, -2, 32, -50, -50, -50, -50, 27, -50, + -50, 27, -50, -50, -50, -50, -50, -50, -50, -50, + -50, 78, -50, -50, -50, -50, -50, 83, -50, 32, + -50, 143, -50, 145, -50, -50, -50, -50, -50, -50, + -50, -50, -50, 43, 50, -50, -50, 32, 146, 97, + 79, -50, 79, 50, -50, -50, -50, -50, -50 }; /* YYDEFACT[S] -- default reduction number in state S. Performed when @@ -736,39 +721,39 @@ static const yytype_int16 yypact[] = is an error. */ static const yytype_uint8 yydefact[] = { - 3, 0, 0, 1, 46, 44, 0, 0, 0, 50, - 51, 52, 53, 0, 37, 0, 9, 11, 0, 0, - 7, 0, 16, 0, 0, 0, 38, 21, 22, 0, - 0, 0, 0, 28, 29, 30, 0, 6, 31, 0, - 41, 4, 5, 33, 32, 54, 0, 0, 0, 0, - 0, 98, 0, 39, 94, 93, 95, 10, 12, 13, - 14, 0, 17, 18, 19, 0, 23, 0, 26, 27, - 104, 100, 99, 102, 34, 103, 0, 101, 0, 0, - 75, 77, 91, 25, 42, 0, 55, 0, 68, 73, - 47, 69, 45, 48, 60, 65, 66, 67, 35, 62, - 64, 36, 40, 97, 96, 8, 15, 20, 24, 79, - 78, 0, 76, 2, 92, 80, 43, 49, 56, 58, - 74, 70, 71, 61, 63, 106, 85, 57, 59, 72, - 81, 82, 85, 84, 0, 0, 0, 91, 91, 83, - 88, 89, 90, 87, 86 + 3, 0, 0, 1, 49, 47, 0, 0, 0, 53, + 54, 55, 56, 0, 40, 0, 9, 11, 0, 0, + 7, 0, 16, 0, 0, 0, 41, 21, 22, 0, + 0, 0, 0, 29, 30, 31, 0, 6, 32, 25, + 44, 4, 5, 36, 35, 57, 0, 0, 0, 0, + 0, 102, 0, 42, 98, 97, 99, 10, 12, 13, + 14, 0, 17, 18, 19, 0, 23, 0, 27, 28, + 108, 104, 103, 106, 37, 107, 0, 105, 0, 0, + 78, 80, 95, 0, 45, 0, 58, 0, 71, 76, + 50, 72, 48, 51, 63, 68, 69, 70, 38, 65, + 67, 39, 43, 101, 100, 8, 15, 20, 24, 82, + 81, 0, 79, 2, 96, 83, 34, 26, 46, 52, + 59, 61, 77, 73, 74, 64, 66, 110, 88, 33, + 60, 62, 75, 84, 85, 88, 87, 0, 0, 0, + 95, 91, 95, 86, 92, 93, 94, 90, 89 }; /* YYPGOTO[NTERM-NUM]. */ -static const yytype_int8 yypgoto[] = +static const yytype_int16 yypgoto[] = { - -88, -88, -88, -88, 103, -88, -88, -88, -88, -88, - -88, -88, -88, -7, -88, 61, -76, -11, 65, -88, - 44, -88, -88, -88, 19, -55, -88, -88, -37, -18, - -88, -32, -87, -88 + -50, -50, -50, -50, -50, -50, 149, -50, -50, -50, + -50, -50, -50, -50, -50, 33, -50, 106, -42, -4, + 112, -50, 74, -50, -50, -50, 19, -45, -50, -50, + -16, -8, -50, -32, -49, -50 }; /* YYDEFGOTO[NTERM-NUM]. */ static const yytype_int16 yydefgoto[] = { - -1, 1, 2, 41, 78, 85, 43, 47, 46, 44, - 45, 87, 117, 118, 93, 98, 99, 89, 90, 79, - 80, 81, 126, 130, 131, 115, 56, 105, 53, 73, - 82, 100, 75, 113 + -1, 1, 2, 41, 83, 117, 78, 85, 43, 47, + 46, 44, 45, 87, 119, 120, 93, 98, 99, 89, + 90, 79, 80, 81, 128, 133, 134, 115, 56, 105, + 53, 73, 82, 100, 75, 113 }; /* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If @@ -776,87 +761,82 @@ static const yytype_int16 yydefgoto[] = number is the opposite. If YYTABLE_NINF, syntax error. */ static const yytype_int16 yytable[] = { - 74, -105, 76, 70, 122, 60, 4, 5, 6, 7, - 8, 9, 10, 11, 12, 102, 94, 54, 13, 14, - 64, 103, 124, 3, 132, 124, 133, 71, 91, 91, - 72, 26, 49, 66, 129, 48, 88, 32, 51, 70, - 57, 71, 52, 50, 72, 61, 77, 111, 116, 58, - 95, 96, 97, 70, 121, 119, 40, 59, 55, 76, - 65, 123, 104, 4, 5, 6, 7, 8, 9, 10, - 11, 12, 91, 67, 91, 13, 14, 71, 62, 120, - 72, 120, 143, 144, 63, 119, 68, 69, 26, 83, - 84, 86, 51, 106, 32, 107, 108, 109, 125, 138, - 110, 128, 140, 77, 70, 42, 141, 138, 114, 142, - 127, 101, 92, 40, 4, 5, 6, 7, 8, 9, - 10, 11, 12, 112, 0, 0, 13, 14, 15, 16, - 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, - 27, 28, 29, 30, 31, 32, 33, 34, 35, 70, - 0, 139, 0, 0, 0, 36, 0, 37, 38, 0, - 134, 135, 136, 39, 40, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 137, 71, 0, 0, - 72 + 74, -109, 76, 60, 3, 64, 4, 5, 6, 7, + 8, 9, 10, 11, 12, 54, 94, 76, 13, 14, + 66, 4, 5, 6, 7, 8, 9, 10, 11, 12, + 70, 26, 48, 13, 14, 70, 102, 32, 91, 91, + 103, 71, 124, 49, 72, 61, 26, 65, 77, 111, + 88, 50, 32, 70, 51, 121, 126, 40, 55, 126, + 52, 125, 67, 77, 137, 138, 139, 70, 123, 118, + 71, 57, 40, 72, 132, 71, 58, 59, 72, 95, + 96, 97, 91, 104, 91, 62, 122, 121, 122, 63, + 140, 141, 135, 71, 136, 147, 72, 148, 68, 69, + 84, 86, 142, 51, 106, 144, 107, 108, 109, 110, + 116, 142, 4, 5, 6, 7, 8, 9, 10, 11, + 12, 114, 127, 129, 13, 14, 15, 16, 17, 18, + 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, + 29, 30, 31, 32, 33, 34, 35, 131, 70, 146, + 145, 42, 130, 112, 143, 36, 101, 37, 38, 92, + 0, 0, 39, 40 }; static const yytype_int16 yycheck[] = { - 32, 0, 1, 3, 91, 3, 5, 6, 7, 8, - 9, 10, 11, 12, 13, 52, 48, 3, 17, 18, - 3, 3, 98, 0, 47, 101, 49, 41, 46, 47, - 44, 30, 40, 3, 121, 50, 50, 36, 40, 3, - 3, 41, 44, 40, 44, 43, 45, 46, 85, 4, - 50, 51, 52, 3, 4, 87, 55, 4, 44, 1, - 43, 93, 44, 5, 6, 7, 8, 9, 10, 11, - 12, 13, 90, 43, 92, 17, 18, 41, 40, 90, - 44, 92, 137, 138, 3, 117, 3, 3, 30, 40, - 44, 50, 40, 3, 36, 3, 3, 49, 42, 131, - 49, 4, 134, 45, 3, 2, 4, 139, 53, 50, - 117, 50, 47, 55, 5, 6, 7, 8, 9, 10, - 11, 12, 13, 79, -1, -1, 17, 18, 19, 20, - 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, - 31, 32, 33, 34, 35, 36, 37, 38, 39, 3, - -1, 132, -1, -1, -1, 46, -1, 48, 49, -1, - 14, 15, 16, 54, 55, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, 40, 41, -1, -1, - 44 + 32, 0, 1, 3, 0, 3, 5, 6, 7, 8, + 9, 10, 11, 12, 13, 3, 48, 1, 17, 18, + 3, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 3, 30, 52, 17, 18, 3, 52, 36, 46, 47, + 3, 43, 91, 40, 46, 45, 30, 45, 47, 48, + 52, 40, 36, 3, 40, 87, 98, 56, 46, 101, + 46, 93, 45, 47, 14, 15, 16, 3, 4, 85, + 43, 3, 56, 46, 123, 43, 4, 4, 46, 52, + 53, 54, 90, 46, 92, 40, 90, 119, 92, 3, + 40, 41, 49, 43, 51, 140, 46, 142, 3, 3, + 46, 52, 134, 40, 3, 137, 3, 3, 51, 51, + 40, 143, 5, 6, 7, 8, 9, 10, 11, 12, + 13, 42, 44, 40, 17, 18, 19, 20, 21, 22, + 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, + 33, 34, 35, 36, 37, 38, 39, 4, 3, 52, + 4, 2, 119, 79, 135, 48, 50, 50, 51, 47, + -1, -1, 55, 56 }; /* STOS_[STATE-NUM] -- The (internal number of the) accessing symbol of state STATE-NUM. */ static const yytype_uint8 yystos[] = { - 0, 57, 58, 0, 5, 6, 7, 8, 9, 10, + 0, 58, 59, 0, 5, 6, 7, 8, 9, 10, 11, 12, 13, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, - 34, 35, 36, 37, 38, 39, 46, 48, 49, 54, - 55, 59, 60, 62, 65, 66, 64, 63, 50, 40, - 40, 40, 44, 84, 3, 44, 82, 3, 4, 4, - 3, 43, 40, 3, 3, 43, 3, 43, 3, 3, - 3, 41, 44, 85, 87, 88, 1, 45, 60, 75, - 76, 77, 86, 40, 44, 61, 50, 67, 50, 73, - 74, 85, 74, 70, 87, 50, 51, 52, 71, 72, - 87, 71, 84, 3, 44, 83, 3, 3, 3, 49, - 49, 46, 76, 89, 53, 81, 84, 68, 69, 87, - 73, 4, 88, 87, 72, 42, 78, 69, 4, 88, - 79, 80, 47, 49, 14, 15, 16, 40, 87, 80, - 87, 4, 50, 81, 81 + 34, 35, 36, 37, 38, 39, 48, 50, 51, 55, + 56, 60, 63, 65, 68, 69, 67, 66, 52, 40, + 40, 40, 46, 87, 3, 46, 85, 3, 4, 4, + 3, 45, 40, 3, 3, 45, 3, 45, 3, 3, + 3, 43, 46, 88, 90, 91, 1, 47, 63, 78, + 79, 80, 89, 61, 46, 64, 52, 70, 52, 76, + 77, 88, 77, 73, 90, 52, 53, 54, 74, 75, + 90, 74, 87, 3, 46, 86, 3, 3, 3, 51, + 51, 48, 79, 92, 42, 84, 40, 62, 87, 71, + 72, 90, 76, 4, 91, 90, 75, 44, 81, 40, + 72, 4, 91, 82, 83, 49, 51, 14, 15, 16, + 40, 41, 90, 83, 90, 4, 52, 84, 84 }; /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */ static const yytype_uint8 yyr1[] = { - 0, 56, 57, 58, 58, 59, 59, 59, 59, 59, - 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, - 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, - 59, 59, 60, 60, 60, 60, 60, 60, 60, 60, - 60, 61, 61, 60, 63, 62, 64, 62, 62, 65, - 66, 66, 66, 66, 67, 67, 68, 68, 69, 69, - 70, 70, 71, 71, 72, 72, 72, 72, 73, 73, - 73, 73, 73, 74, 74, 75, 75, 76, 76, 76, - 78, 77, 79, 79, 79, 80, 80, 80, 80, 80, - 80, 81, 81, 82, 82, 83, 83, 83, 84, 85, - 85, 86, 87, 87, 88, 89, 89 + 0, 57, 58, 59, 59, 60, 60, 60, 60, 60, + 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, + 60, 60, 60, 60, 60, 61, 60, 60, 60, 60, + 60, 60, 60, 62, 62, 63, 63, 63, 63, 63, + 63, 63, 63, 63, 64, 64, 63, 66, 65, 67, + 65, 65, 68, 69, 69, 69, 69, 70, 70, 71, + 71, 72, 72, 73, 73, 74, 74, 75, 75, 75, + 75, 76, 76, 76, 76, 76, 77, 77, 78, 78, + 79, 79, 79, 81, 80, 82, 82, 82, 83, 83, + 83, 83, 83, 83, 83, 84, 84, 85, 85, 86, + 86, 86, 87, 88, 88, 89, 90, 90, 91, 92, + 92 }; /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */ @@ -864,15 +844,16 @@ static const yytype_uint8 yyr2[] = { 0, 2, 4, 0, 2, 1, 1, 1, 3, 1, 2, 1, 2, 2, 2, 3, 1, 2, 2, 2, - 3, 1, 1, 2, 3, 2, 2, 2, 1, 1, - 1, 1, 1, 1, 2, 3, 3, 1, 1, 2, - 3, 0, 1, 3, 0, 3, 0, 3, 3, 3, - 1, 1, 1, 1, 0, 1, 1, 2, 1, 2, - 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, - 2, 2, 3, 1, 2, 1, 2, 1, 2, 2, - 0, 4, 1, 3, 2, 0, 3, 3, 3, 3, - 3, 0, 1, 1, 1, 0, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 0, 2 + 3, 1, 1, 2, 3, 0, 3, 2, 2, 1, + 1, 1, 1, 2, 1, 1, 1, 2, 3, 3, + 1, 1, 2, 3, 0, 1, 3, 0, 3, 0, + 3, 3, 3, 1, 1, 1, 1, 0, 1, 1, + 2, 1, 2, 1, 2, 1, 2, 1, 1, 1, + 1, 1, 1, 2, 2, 3, 1, 2, 1, 2, + 1, 2, 2, 0, 4, 1, 3, 2, 0, 3, + 3, 2, 3, 3, 3, 0, 1, 1, 1, 0, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, + 2 }; @@ -888,9 +869,18 @@ static const yytype_uint8 yyr2[] = /* Like YYERROR except do call yyerror. This remains here temporarily to ease the transition to the new meaning of YYERROR, for GCC. - Once GCC version 2 has supplanted version 1, this can go. */ + Once GCC version 2 has supplanted version 1, this can go. However, + YYFAIL appears to be in use. Nevertheless, it is formally deprecated + in Bison 2.4.2's NEWS entry, where a plan to phase it out is + discussed. */ #define YYFAIL goto yyerrlab +#if defined YYFAIL + /* This is here to suppress warnings from the GCC cpp's + -Wunused-macros. Normally we don't worry about that warning, but + some users do, and we want to make it easy for users to remove + YYFAIL uses, which will produce warnings from Bison 2.5. */ +#endif #define YYRECOVERING() (!!yyerrstatus) @@ -900,8 +890,8 @@ do \ { \ yychar = (Token); \ yylval = (Value); \ - yytoken = YYTRANSLATE (yychar); \ YYPOPSTACK (1); \ + YY_LAC_DISCARD ("YYBACKUP"); \ goto yybackup; \ } \ else \ @@ -947,7 +937,7 @@ while (YYID (0)) we won't break user code: when these are the locations we know. */ #ifndef YY_LOCATION_PRINT -# if YYLTYPE_IS_TRIVIAL +# if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL # define YY_LOCATION_PRINT(File, Loc) \ fprintf (File, "%d.%d-%d.%d", \ (Loc).first_line, (Loc).first_column, \ @@ -1023,175 +1013,193 @@ yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp) { case 3: // "string" -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 175 "src/parse-gram.y" { fputs (quotearg_style (c_quoting_style, ((*yyvaluep).chars)), stderr); } -/* Line 653 of yacc.c */ -#line 1031 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1021 "src/parse-gram.c" break; case 4: // "integer" -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 188 "src/parse-gram.y" { fprintf (stderr, "%d", ((*yyvaluep).integer)); } -/* Line 653 of yacc.c */ -#line 1040 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1030 "src/parse-gram.c" break; case 24: // "%" -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 184 "src/parse-gram.y" { fprintf (stderr, "%%%s", ((*yyvaluep).uniqstr)); } -/* Line 653 of yacc.c */ -#line 1049 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1039 "src/parse-gram.c" break; case 40: // "{...}" -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 177 "src/parse-gram.y" { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).code)); } -/* Line 653 of yacc.c */ -#line 1058 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1048 "src/parse-gram.c" + break; + + case 42: // "[identifier]" + +/* Line 751 of yacc.c */ +#line 182 "src/parse-gram.y" + { fprintf (stderr, "[%s]", ((*yyvaluep).uniqstr)); } +/* Line 751 of yacc.c */ +#line 1057 "src/parse-gram.c" break; - case 41: // "char" + case 43: // "char" -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 169 "src/parse-gram.y" { fputs (char_name (((*yyvaluep).character)), stderr); } -/* Line 653 of yacc.c */ -#line 1067 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1066 "src/parse-gram.c" break; - case 42: // "epilogue" + case 44: // "epilogue" -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 177 "src/parse-gram.y" { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); } -/* Line 653 of yacc.c */ -#line 1076 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1075 "src/parse-gram.c" break; - case 44: // "identifier" + case 46: // "identifier" -/* Line 653 of yacc.c */ -#line 182 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 181 "src/parse-gram.y" { fputs (((*yyvaluep).uniqstr), stderr); } -/* Line 653 of yacc.c */ -#line 1085 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1084 "src/parse-gram.c" break; - case 45: // "identifier:" + case 47: // "identifier:" -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 183 "src/parse-gram.y" { fprintf (stderr, "%s:", ((*yyvaluep).uniqstr)); } -/* Line 653 of yacc.c */ -#line 1094 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1093 "src/parse-gram.c" break; - case 48: // "%{...%}" + case 50: // "%{...%}" -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 177 "src/parse-gram.y" { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); } -/* Line 653 of yacc.c */ -#line 1103 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1102 "src/parse-gram.c" break; - case 50: // "" + case 52: // "" -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 185 "src/parse-gram.y" { fprintf (stderr, "<%s>", ((*yyvaluep).uniqstr)); } -/* Line 653 of yacc.c */ -#line 1112 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1111 "src/parse-gram.c" break; - case 54: // "%param" + case 55: // "%param" -/* Line 653 of yacc.c */ -#line 228 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 231 "src/parse-gram.y" { switch (((*yyvaluep).param)) { #define CASE(In, Out) \ - case param_ ## In: fputs ("%" #Out, stderr); break - + case param_ ## In: fputs ("%" #Out, stderr); break CASE(lex, lex-param); CASE(parse, parse-param); CASE(both, param); - } #undef CASE + case param_none: aver (false); break; + } } -/* Line 653 of yacc.c */ -#line 1132 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1131 "src/parse-gram.c" break; - case 82: // variable + case 72: // symbol.prec -/* Line 653 of yacc.c */ -#line 182 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 191 "src/parse-gram.y" + { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); } +/* Line 751 of yacc.c */ +#line 1140 "src/parse-gram.c" + break; + + case 85: // variable + +/* Line 751 of yacc.c */ +#line 181 "src/parse-gram.y" { fputs (((*yyvaluep).uniqstr), stderr); } -/* Line 653 of yacc.c */ -#line 1141 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1149 "src/parse-gram.c" break; - case 83: // content.opt + case 86: // content.opt -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 177 "src/parse-gram.y" { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); } -/* Line 653 of yacc.c */ -#line 1150 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1158 "src/parse-gram.c" break; - case 84: // braceless + case 87: // braceless -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 177 "src/parse-gram.y" { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); } -/* Line 653 of yacc.c */ -#line 1159 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1167 "src/parse-gram.c" break; - case 85: // id + case 88: // id -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 191 "src/parse-gram.y" { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); } -/* Line 653 of yacc.c */ -#line 1168 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1176 "src/parse-gram.c" break; - case 86: // id_colon + case 89: // id_colon -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 192 "src/parse-gram.y" { fprintf (stderr, "%s:", ((*yyvaluep).symbol)->tag); } -/* Line 653 of yacc.c */ -#line 1177 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1185 "src/parse-gram.c" break; - case 87: // symbol + case 90: // symbol -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 191 "src/parse-gram.y" { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); } -/* Line 653 of yacc.c */ -#line 1186 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1194 "src/parse-gram.c" break; - case 88: // string_as_id + case 91: // string_as_id -/* Line 653 of yacc.c */ +/* Line 751 of yacc.c */ #line 191 "src/parse-gram.y" { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); } -/* Line 653 of yacc.c */ -#line 1195 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1203 "src/parse-gram.c" break; default: @@ -1327,7 +1335,239 @@ int yydebug; # define YYMAXDEPTH 10000 #endif - +/* Given a state stack such that *YYBOTTOM is its bottom, such that + *YYTOP is either its top or is YYTOP_EMPTY to indicate an empty + stack, and such that *YYCAPACITY is the maximum number of elements it + can hold without a reallocation, make sure there is enough room to + store YYADD more elements. If not, allocate a new stack using + YYSTACK_ALLOC, copy the existing elements, and adjust *YYBOTTOM, + *YYTOP, and *YYCAPACITY to reflect the new capacity and memory + location. If *YYBOTTOM != YYBOTTOM_NO_FREE, then free the old stack + using YYSTACK_FREE. Return 0 if successful or if no reallocation is + required. Return 1 if memory is exhausted. */ +static int +yy_lac_stack_realloc (YYSIZE_T *yycapacity, YYSIZE_T yyadd, +#if YYDEBUG + char const *yydebug_prefix, + char const *yydebug_suffix, +#endif + yytype_int16 **yybottom, + yytype_int16 *yybottom_no_free, + yytype_int16 **yytop, yytype_int16 *yytop_empty) +{ + YYSIZE_T yysize_old = + *yytop == yytop_empty ? 0 : *yytop - *yybottom + 1; + YYSIZE_T yysize_new = yysize_old + yyadd; + if (*yycapacity < yysize_new) + { + YYSIZE_T yyalloc = 2 * yysize_new; + yytype_int16 *yybottom_new; + /* Use YYMAXDEPTH for maximum stack size given that the stack + should never need to grow larger than the main state stack + needs to grow without LAC. */ + if (YYMAXDEPTH < yysize_new) + { + YYDPRINTF ((stderr, "%smax size exceeded%s", yydebug_prefix, + yydebug_suffix)); + return 1; + } + if (YYMAXDEPTH < yyalloc) + yyalloc = YYMAXDEPTH; + yybottom_new = + (yytype_int16*) YYSTACK_ALLOC (yyalloc * sizeof *yybottom_new); + if (!yybottom_new) + { + YYDPRINTF ((stderr, "%srealloc failed%s", yydebug_prefix, + yydebug_suffix)); + return 1; + } + if (*yytop != yytop_empty) + { + YYCOPY (yybottom_new, *yybottom, yysize_old); + *yytop = yybottom_new + (yysize_old - 1); + } + if (*yybottom != yybottom_no_free) + YYSTACK_FREE (*yybottom); + *yybottom = yybottom_new; + *yycapacity = yyalloc; + } + return 0; +} + +/* Establish the initial context for the current lookahead if no initial + context is currently established. + + We define a context as a snapshot of the parser stacks. We define + the initial context for a lookahead as the context in which the + parser initially examines that lookahead in order to select a + syntactic action. Thus, if the lookahead eventually proves + syntactically unacceptable (possibly in a later context reached via a + series of reductions), the initial context can be used to determine + the exact set of tokens that would be syntactically acceptable in the + lookahead's place. Moreover, it is the context after which any + further semantic actions would be erroneous because they would be + determined by a syntactically unacceptable token. + + YY_LAC_ESTABLISH should be invoked when a reduction is about to be + performed in an inconsistent state (which, for the purposes of LAC, + includes consistent states that don't know they're consistent because + their default reductions have been disabled). Iff there is a + lookahead token, it should also be invoked before reporting a syntax + error. This latter case is for the sake of the debugging output. + + For parse.lac=full, the implementation of YY_LAC_ESTABLISH is as + follows. If no initial context is currently established for the + current lookahead, then check if that lookahead can eventually be + shifted if syntactic actions continue from the current context. + Report a syntax error if it cannot. */ +#define YY_LAC_ESTABLISH \ +do { \ + if (!yy_lac_established) \ + { \ + YYDPRINTF ((stderr, \ + "LAC: initial context established for %s\n", \ + yytname[yytoken])); \ + yy_lac_established = 1; \ + { \ + int yy_lac_status = \ + yy_lac (yyesa, &yyes, &yyes_capacity, yyssp, yytoken); \ + if (yy_lac_status == 2) \ + goto yyexhaustedlab; \ + if (yy_lac_status == 1) \ + goto yyerrlab; \ + } \ + } \ +} while (YYID (0)) + +/* Discard any previous initial lookahead context because of Event, + which may be a lookahead change or an invalidation of the currently + established initial context for the current lookahead. + + The most common example of a lookahead change is a shift. An example + of both cases is syntax error recovery. That is, a syntax error + occurs when the lookahead is syntactically erroneous for the + currently established initial context, so error recovery manipulates + the parser stacks to try to find a new initial context in which the + current lookahead is syntactically acceptable. If it fails to find + such a context, it discards the lookahead. */ +#if YYDEBUG +# define YY_LAC_DISCARD(Event) \ +do { \ + if (yy_lac_established) \ + { \ + if (yydebug) \ + YYFPRINTF (stderr, "LAC: initial context discarded due to " \ + Event "\n"); \ + yy_lac_established = 0; \ + } \ +} while (YYID (0)) +#else +# define YY_LAC_DISCARD(Event) yy_lac_established = 0 +#endif + +/* Given the stack whose top is *YYSSP, return 0 iff YYTOKEN can + eventually (after perhaps some reductions) be shifted, return 1 if + not, or return 2 if memory is exhausted. As preconditions and + postconditions: *YYES_CAPACITY is the allocated size of the array to + which *YYES points, and either *YYES = YYESA or *YYES points to an + array allocated with YYSTACK_ALLOC. yy_lac may overwrite the + contents of either array, alter *YYES and *YYES_CAPACITY, and free + any old *YYES other than YYESA. */ +static int +yy_lac (yytype_int16 *yyesa, yytype_int16 **yyes, + YYSIZE_T *yyes_capacity, yytype_int16 *yyssp, int yytoken) +{ + yytype_int16 *yyes_prev = yyssp; + yytype_int16 *yyesp = yyes_prev; + YYDPRINTF ((stderr, "LAC: checking lookahead %s:", yytname[yytoken])); + if (yytoken == YYUNDEFTOK) + { + YYDPRINTF ((stderr, " Always Err\n")); + return 1; + } + while (1) + { + int yyrule = yypact[*yyesp]; + if (yypact_value_is_default (yyrule) + || (yyrule += yytoken) < 0 || YYLAST < yyrule + || yycheck[yyrule] != yytoken) + { + yyrule = yydefact[*yyesp]; + if (yyrule == 0) + { + YYDPRINTF ((stderr, " Err\n")); + return 1; + } + } + else + { + yyrule = yytable[yyrule]; + if (yytable_value_is_error (yyrule)) + { + YYDPRINTF ((stderr, " Err\n")); + return 1; + } + if (0 < yyrule) + { + YYDPRINTF ((stderr, " S%d\n", yyrule)); + return 0; + } + yyrule = -yyrule; + } + { + YYSIZE_T yylen = yyr2[yyrule]; + YYDPRINTF ((stderr, " R%d", yyrule - 1)); + if (yyesp != yyes_prev) + { + YYSIZE_T yysize = yyesp - *yyes + 1; + if (yylen < yysize) + { + yyesp -= yylen; + yylen = 0; + } + else + { + yylen -= yysize; + yyesp = yyes_prev; + } + } + if (yylen) + yyesp = yyes_prev -= yylen; + } + { + int yystate; + { + int yylhs = yyr1[yyrule] - YYNTOKENS; + yystate = yypgoto[yylhs] + *yyesp; + if (yystate < 0 || YYLAST < yystate + || yycheck[yystate] != *yyesp) + yystate = yydefgoto[yylhs]; + else + yystate = yytable[yystate]; + } + if (yyesp == yyes_prev) + { + yyesp = *yyes; + *yyesp = yystate; + } + else + { + if (yy_lac_stack_realloc (yyes_capacity, 1, +#if YYDEBUG + " (", ")", +#endif + yyes, yyesa, &yyesp, yyes_prev)) + { + YYDPRINTF ((stderr, "\n")); + return 2; + } + *++yyesp = yystate; + } + YYDPRINTF ((stderr, " G%d", yystate)); + } + } +} + #if YYERROR_VERBOSE @@ -1430,108 +1670,147 @@ yytnamerr (char *yyres, const char *yystr) } # endif -/* Copy into YYRESULT an error message about the unexpected token - YYTOKEN while in state YYSTATE. Return the number of bytes copied, - including the terminating null byte. If YYRESULT is null, do not - copy anything; just return the number of bytes that would be - copied. As a special case, return 0 if an ordinary "syntax error" - message will do. Return YYSIZE_MAXIMUM if overflow occurs during - size calculation. */ -static YYSIZE_T -yysyntax_error (char *yyresult, int yystate, int yytoken) -{ - int yyn = yypact[yystate]; +/* Copy into *YYMSG, which is of size *YYMSG_ALLOC, an error message + about the unexpected token YYTOKEN for the state stack whose top is + YYSSP. In order to see if a particular token T is a + valid looakhead, invoke yy_lac (YYESA, YYES, YYES_CAPACITY, YYSSP, T). - if (! (YYPACT_NINF < yyn && yyn <= YYLAST)) - return 0; - else + Return 0 if *YYMSG was successfully written. Return 1 if *YYMSG is + not large enough to hold the message. In that case, also set + *YYMSG_ALLOC to the required number of bytes. Return 2 if the + required number of bytes is too large to store or if + yy_lac returned 2. */ +static int +yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg, + yytype_int16 *yyesa, yytype_int16 **yyes, + YYSIZE_T *yyes_capacity, yytype_int16 *yyssp, int yytoken) +{ + YYSIZE_T yysize0 = yytnamerr (0, yytname[yytoken]); + YYSIZE_T yysize = yysize0; + YYSIZE_T yysize1; + enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 }; + /* Internationalized format string. */ + const char *yyformat = 0; + /* Arguments of yyformat. */ + char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM]; + /* Number of reported tokens (one for the "unexpected", one per + "expected"). */ + int yycount = 0; + + /* There are many possibilities here to consider: + - Assume YYFAIL is not used. It's too flawed to consider. See + + for details. YYERROR is fine as it does not invoke this + function. + - If this state is a consistent state with a default action, then + the only way this function was invoked is if the default action + is an error action. In that case, don't check for expected + tokens because there are none. + - The only way there can be no lookahead present (in yychar) is if + this state is a consistent state with a default action. Thus, + detecting the absence of a lookahead is sufficient to determine + that there is no unexpected or expected token to report. In that + case, just report a simple "syntax error". + - Don't assume there isn't a lookahead just because this state is a + consistent state with a default action. There might have been a + previous inconsistent state, consistent state with a non-default + action, or user semantic action that manipulated yychar. + In the first two cases, it might appear that the current syntax + error should have been detected in the previous state when yy_lac + was invoked. However, at that time, there might have been a + different syntax error that discarded a different initial context + during error recovery, leaving behind the current lookahead. + */ + if (yytoken != YYEMPTY) { - YYSIZE_T yysize0 = yytnamerr (0, yytname[yytoken]); - YYSIZE_T yysize = yysize0; - YYSIZE_T yysize1; - int yysize_overflow = 0; - enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 }; - /* Internationalized format string. */ - const char *yyformat = 0; - /* Arguments of yyformat. */ - char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM]; - - /* Start YYX at -YYN if negative to avoid negative indexes in - YYCHECK. In other words, skip the first -YYN actions for this - state because they are default actions. */ - int yyxbegin = yyn < 0 ? -yyn : 0; - - /* Stay within bounds of both yycheck and yytname. */ - int yychecklim = YYLAST - yyn + 1; - int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS; - /* Number of reported tokens (one for the "unexpected", one per - "expected"). */ - int yycount = 0; - int yyx; - + int yyn = yypact[*yyssp]; + YYDPRINTF ((stderr, "Constructing syntax error message\n")); yyarg[yycount++] = yytname[yytoken]; - - for (yyx = yyxbegin; yyx < yyxend; ++yyx) - if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR - && !yytable_value_is_error (yytable[yyx + yyn])) - { - if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM) - { - yycount = 1; - yysize = yysize0; - break; - } - yyarg[yycount++] = yytname[yyx]; - yysize1 = yysize + yytnamerr (0, yytname[yyx]); - yysize_overflow |= (yysize1 < yysize); - yysize = yysize1; - } - - switch (yycount) + if (!yypact_value_is_default (yyn)) { -#define YYCASE_(N, S) \ - case N: \ - yyformat = S; \ - break - YYCASE_(1, YY_("syntax error, unexpected %s")); - YYCASE_(2, YY_("syntax error, unexpected %s, expecting %s")); - YYCASE_(3, YY_("syntax error, unexpected %s, expecting %s or %s")); - YYCASE_(4, YY_("syntax error, unexpected %s, expecting %s or %s or %s")); - YYCASE_(5, YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s")); -#undef YYCASE_ + int yyx; + + for (yyx = 0; yyx < YYNTOKENS; ++yyx) + if (yyx != YYTERROR && yyx != YYUNDEFTOK) + { + { + int yy_lac_status = yy_lac (yyesa, yyes, yyes_capacity, + yyssp, yyx); + if (yy_lac_status == 2) + return 2; + if (yy_lac_status == 1) + continue; + } + if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM) + { + yycount = 1; + yysize = yysize0; + break; + } + yyarg[yycount++] = yytname[yyx]; + yysize1 = yysize + yytnamerr (0, yytname[yyx]); + if (! (yysize <= yysize1 + && yysize1 <= YYSTACK_ALLOC_MAXIMUM)) + return 2; + yysize = yysize1; + } } +# if YYDEBUG + else if (yydebug) + YYFPRINTF (stderr, "No expected tokens.\n"); +# endif + } - yysize1 = yysize + yystrlen (yyformat); - yysize_overflow |= (yysize1 < yysize); - yysize = yysize1; + switch (yycount) + { +# define YYCASE_(N, S) \ + case N: \ + yyformat = S; \ + break + YYCASE_(0, YY_("syntax error")); + YYCASE_(1, YY_("syntax error, unexpected %s")); + YYCASE_(2, YY_("syntax error, unexpected %s, expecting %s")); + YYCASE_(3, YY_("syntax error, unexpected %s, expecting %s or %s")); + YYCASE_(4, YY_("syntax error, unexpected %s, expecting %s or %s or %s")); + YYCASE_(5, YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s")); +# undef YYCASE_ + } - if (yysize_overflow) - return YYSIZE_MAXIMUM; + yysize1 = yysize + yystrlen (yyformat); + if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM)) + return 2; + yysize = yysize1; - if (yyresult) - { - /* Avoid sprintf, as that infringes on the user's name space. - Don't have undefined behavior even if the translation - produced a string with the wrong number of "%s"s. */ - char *yyp = yyresult; - int yyi = 0; - while ((*yyp = *yyformat) != '\0') - if (*yyp == '%' && yyformat[1] == 's' && yyi < yycount) - { - yyp += yytnamerr (yyp, yyarg[yyi++]); - yyformat += 2; - } - else - { - yyp++; - yyformat++; - } - } - return yysize; + if (*yymsg_alloc < yysize) + { + *yymsg_alloc = 2 * yysize; + if (! (yysize <= *yymsg_alloc + && *yymsg_alloc <= YYSTACK_ALLOC_MAXIMUM)) + *yymsg_alloc = YYSTACK_ALLOC_MAXIMUM; + return 1; } + + /* Avoid sprintf, as that infringes on the user's name space. + Don't have undefined behavior even if the translation + produced a string with the wrong number of "%s"s. */ + { + char *yyp = *yymsg; + int yyi = 0; + while ((*yyp = *yyformat) != '\0') + if (*yyp == '%' && yyformat[1] == 's' && yyi < yycount) + { + yyp += yytnamerr (yyp, yyarg[yyi++]); + yyformat += 2; + } + else + { + yyp++; + yyformat++; + } + } + return 0; } #endif /* YYERROR_VERBOSE */ - /*-----------------------------------------------. | Release the memory associated to this symbol. | @@ -1565,6 +1844,7 @@ yydestruct (yymsg, yytype, yyvaluep, yylocationp) } } + /* Prevent warnings from -Wmissing-prototypes. */ #ifdef YYPARSE_PARAM #if (defined __STDC__ || defined __C99__FUNC__ \ @@ -1583,12 +1863,9 @@ int yyparse (); #endif /* ! YYPARSE_PARAM */ - - - -/*-------------------------. -| yyparse or yypush_parse. | -`-------------------------*/ +/*----------. +| yyparse. | +`----------*/ #ifdef YYPARSE_PARAM #if (defined __STDC__ || defined __C99__FUNC__ \ @@ -1652,10 +1929,15 @@ YYLTYPE yylloc; YYLTYPE *yylsp; /* The locations where the error started and ended. */ - YYLTYPE yyerror_range[2]; + YYLTYPE yyerror_range[3]; YYSIZE_T yystacksize; + yytype_int16 yyesa[20]; + yytype_int16 *yyes; + YYSIZE_T yyes_capacity; + + int yy_lac_established = 0; int yyn; int yyresult; /* Lookahead token as an internal (translated) token number. */ @@ -1684,6 +1966,11 @@ YYLTYPE yylloc; yyls = yylsa; yystacksize = YYINITDEPTH; + yyes = yyesa; + yyes_capacity = sizeof yyesa / sizeof *yyes; + if (YYMAXDEPTH < yyes_capacity) + yyes_capacity = YYMAXDEPTH; + YYDPRINTF ((stderr, "Starting parse\n")); yystate = 0; @@ -1699,14 +1986,14 @@ YYLTYPE yylloc; yyvsp = yyvs; yylsp = yyls; -#if YYLTYPE_IS_TRIVIAL +#if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL /* Initialize the default location before parsing starts. */ yylloc.first_line = yylloc.last_line = 1; yylloc.first_column = yylloc.last_column = 1; #endif /* User initialization code. */ -/* Line 1175 of yacc.c */ +/* Line 1524 of yacc.c */ #line 80 "src/parse-gram.y" { /* Bison's grammar can initial empty locations, hence a default @@ -1714,8 +2001,8 @@ YYLTYPE yylloc; boundary_set (&yylloc.start, current_file, 1, 1); boundary_set (&yylloc.end, current_file, 1, 1); } -/* Line 1175 of yacc.c */ -#line 1719 "src/parse-gram.c" +/* Line 1524 of yacc.c */ +#line 2006 "src/parse-gram.c" yylsp[0] = yylloc; goto yysetstate; @@ -1841,12 +2128,16 @@ yybackup: detect an error, take that action. */ yyn += yytoken; if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken) - goto yydefault; + { + YY_LAC_ESTABLISH; + goto yydefault; + } yyn = yytable[yyn]; if (yyn <= 0) { if (yytable_value_is_error (yyn)) - goto yyerrlab; + goto yyerrlab; + YY_LAC_ESTABLISH; yyn = -yyn; goto yyreduce; } @@ -1861,6 +2152,7 @@ yybackup: /* Discard the shifted token. */ yychar = YYEMPTY; + YY_LAC_DISCARD ("shift"); yystate = yyn; *++yyvsp = yylval; @@ -1898,11 +2190,13 @@ yyreduce: /* Default location. */ YYLLOC_DEFAULT (yyloc, (yylsp - yylen), yylen); YY_REDUCE_PRINT (yyn); - switch (yyn) - { - case 6: -/* Line 1388 of yacc.c */ -#line 260 "src/parse-gram.y" + { + int yychar_backup = yychar; + switch (yyn) + { + case 6: +/* Line 1740 of yacc.c */ +#line 267 "src/parse-gram.y" { code_props plain_code; code_props_plain_init (&plain_code, (yyvsp[0].chars), (yylsp[0])); @@ -1912,107 +2206,107 @@ yyreduce: plain_code.code, (yylsp[0])); code_scanner_last_string_free (); } -/* Line 1388 of yacc.c */ -#line 1917 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2211 "src/parse-gram.c" break; case 7: -/* Line 1388 of yacc.c */ -#line 270 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 277 "src/parse-gram.y" { muscle_percent_define_ensure ((yyvsp[0].uniqstr), (yylsp[0]), true); } -/* Line 1388 of yacc.c */ -#line 1927 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2221 "src/parse-gram.c" break; case 8: -/* Line 1388 of yacc.c */ -#line 274 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 281 "src/parse-gram.y" { muscle_percent_define_insert ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars), MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE); } -/* Line 1388 of yacc.c */ -#line 1938 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2232 "src/parse-gram.c" break; case 9: -/* Line 1388 of yacc.c */ -#line 278 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 285 "src/parse-gram.y" { defines_flag = true; } -/* Line 1388 of yacc.c */ -#line 1946 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2240 "src/parse-gram.c" break; case 10: -/* Line 1388 of yacc.c */ -#line 280 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 287 "src/parse-gram.y" { defines_flag = true; spec_defines_file = xstrdup ((yyvsp[0].chars)); } -/* Line 1388 of yacc.c */ -#line 1957 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2251 "src/parse-gram.c" break; case 11: -/* Line 1388 of yacc.c */ -#line 285 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 292 "src/parse-gram.y" { muscle_percent_define_insert ("parse.error", (yylsp[0]), "verbose", MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE); } -/* Line 1388 of yacc.c */ -#line 1968 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2262 "src/parse-gram.c" break; case 12: -/* Line 1388 of yacc.c */ -#line 289 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 296 "src/parse-gram.y" { expected_sr_conflicts = (yyvsp[0].integer); } -/* Line 1388 of yacc.c */ -#line 1976 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2270 "src/parse-gram.c" break; case 13: -/* Line 1388 of yacc.c */ -#line 290 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 297 "src/parse-gram.y" { expected_rr_conflicts = (yyvsp[0].integer); } -/* Line 1388 of yacc.c */ -#line 1984 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2278 "src/parse-gram.c" break; case 14: -/* Line 1388 of yacc.c */ -#line 291 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 298 "src/parse-gram.y" { spec_file_prefix = (yyvsp[0].chars); } -/* Line 1388 of yacc.c */ -#line 1992 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2286 "src/parse-gram.c" break; case 15: -/* Line 1388 of yacc.c */ -#line 292 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 299 "src/parse-gram.y" { spec_file_prefix = (yyvsp[0].chars); } -/* Line 1388 of yacc.c */ -#line 2000 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2294 "src/parse-gram.c" break; case 16: -/* Line 1388 of yacc.c */ -#line 294 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 301 "src/parse-gram.y" { nondeterministic_parser = true; glr_parser = true; } -/* Line 1388 of yacc.c */ -#line 2011 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2305 "src/parse-gram.c" break; case 17: -/* Line 1388 of yacc.c */ -#line 299 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 306 "src/parse-gram.y" { code_props action; code_props_symbol_action_init (&action, (yyvsp[0].code), (yylsp[0])); @@ -2021,85 +2315,93 @@ yyreduce: muscle_code_grow ("initial_action", action.code, (yylsp[0])); code_scanner_last_string_free (); } -/* Line 1388 of yacc.c */ -#line 2026 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2320 "src/parse-gram.c" break; case 18: -/* Line 1388 of yacc.c */ -#line 307 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 314 "src/parse-gram.y" { language_argmatch ((yyvsp[0].chars), grammar_prio, (yylsp[-1])); } -/* Line 1388 of yacc.c */ -#line 2034 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2328 "src/parse-gram.c" break; case 19: -/* Line 1388 of yacc.c */ -#line 308 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 315 "src/parse-gram.y" { spec_name_prefix = (yyvsp[0].chars); } -/* Line 1388 of yacc.c */ -#line 2042 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2336 "src/parse-gram.c" break; case 20: -/* Line 1388 of yacc.c */ -#line 309 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 316 "src/parse-gram.y" { spec_name_prefix = (yyvsp[0].chars); } -/* Line 1388 of yacc.c */ -#line 2050 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2344 "src/parse-gram.c" break; case 21: -/* Line 1388 of yacc.c */ -#line 310 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 317 "src/parse-gram.y" { no_lines_flag = true; } -/* Line 1388 of yacc.c */ -#line 2058 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2352 "src/parse-gram.c" break; case 22: -/* Line 1388 of yacc.c */ -#line 311 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 318 "src/parse-gram.y" { nondeterministic_parser = true; } -/* Line 1388 of yacc.c */ -#line 2066 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2360 "src/parse-gram.c" break; case 23: -/* Line 1388 of yacc.c */ -#line 312 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 319 "src/parse-gram.y" { spec_outfile = (yyvsp[0].chars); } -/* Line 1388 of yacc.c */ -#line 2074 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2368 "src/parse-gram.c" break; case 24: -/* Line 1388 of yacc.c */ -#line 313 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 320 "src/parse-gram.y" { spec_outfile = (yyvsp[0].chars); } -/* Line 1388 of yacc.c */ -#line 2082 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2376 "src/parse-gram.c" break; case 25: -/* Line 1388 of yacc.c */ -#line 314 "src/parse-gram.y" - { add_param ((yyvsp[-1].param), (yyvsp[0].code), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2090 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 321 "src/parse-gram.y" + { current_param = (yyvsp[0].param); } +/* Line 1740 of yacc.c */ +#line 2384 "src/parse-gram.c" break; case 26: -/* Line 1388 of yacc.c */ -#line 315 "src/parse-gram.y" - { version_check (&(yylsp[0]), (yyvsp[0].chars)); } -/* Line 1388 of yacc.c */ -#line 2098 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 321 "src/parse-gram.y" + { current_param = param_none; } +/* Line 1740 of yacc.c */ +#line 2392 "src/parse-gram.c" break; case 27: -/* Line 1388 of yacc.c */ -#line 317 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 322 "src/parse-gram.y" + { version_check (&(yylsp[0]), (yyvsp[0].chars)); } +/* Line 1740 of yacc.c */ +#line 2400 "src/parse-gram.c" + break; + + case 28: +/* Line 1740 of yacc.c */ +#line 324 "src/parse-gram.y" { char const *skeleton_user = (yyvsp[0].chars); if (strchr (skeleton_user, '/')) @@ -2123,183 +2425,199 @@ yyreduce: } skeleton_arg (skeleton_user, grammar_prio, (yylsp[-1])); } -/* Line 1388 of yacc.c */ -#line 2128 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2430 "src/parse-gram.c" break; - case 28: -/* Line 1388 of yacc.c */ -#line 340 "src/parse-gram.y" + case 29: +/* Line 1740 of yacc.c */ +#line 347 "src/parse-gram.y" { token_table_flag = true; } -/* Line 1388 of yacc.c */ -#line 2136 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2438 "src/parse-gram.c" break; - case 29: -/* Line 1388 of yacc.c */ -#line 341 "src/parse-gram.y" + case 30: +/* Line 1740 of yacc.c */ +#line 348 "src/parse-gram.y" { report_flag |= report_states; } -/* Line 1388 of yacc.c */ -#line 2144 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2446 "src/parse-gram.c" break; - case 30: -/* Line 1388 of yacc.c */ -#line 342 "src/parse-gram.y" + case 31: +/* Line 1740 of yacc.c */ +#line 349 "src/parse-gram.y" { yacc_flag = true; } -/* Line 1388 of yacc.c */ -#line 2152 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2454 "src/parse-gram.c" + break; + + case 33: +/* Line 1740 of yacc.c */ +#line 354 "src/parse-gram.y" + { add_param (current_param, (yyvsp[0].code), (yylsp[0])); } +/* Line 1740 of yacc.c */ +#line 2462 "src/parse-gram.c" break; case 34: -/* Line 1388 of yacc.c */ +/* Line 1740 of yacc.c */ #line 355 "src/parse-gram.y" + { add_param (current_param, (yyvsp[0].code), (yylsp[0])); } +/* Line 1740 of yacc.c */ +#line 2470 "src/parse-gram.c" + break; + + case 37: +/* Line 1740 of yacc.c */ +#line 367 "src/parse-gram.y" { grammar_start_symbol_set ((yyvsp[0].symbol), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2162 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2480 "src/parse-gram.c" break; - case 35: -/* Line 1388 of yacc.c */ -#line 359 "src/parse-gram.y" + case 38: +/* Line 1740 of yacc.c */ +#line 371 "src/parse-gram.y" { symbol_list *list; for (list = (yyvsp[0].list); list; list = list->next) symbol_list_destructor_set (list, (yyvsp[-1].code), (yylsp[-1])); symbol_list_free ((yyvsp[0].list)); } -/* Line 1388 of yacc.c */ -#line 2175 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2493 "src/parse-gram.c" break; - case 36: -/* Line 1388 of yacc.c */ -#line 366 "src/parse-gram.y" + case 39: +/* Line 1740 of yacc.c */ +#line 378 "src/parse-gram.y" { symbol_list *list; for (list = (yyvsp[0].list); list; list = list->next) symbol_list_printer_set (list, (yyvsp[-1].code), (yylsp[-1])); symbol_list_free ((yyvsp[0].list)); } -/* Line 1388 of yacc.c */ -#line 2188 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2506 "src/parse-gram.c" break; - case 37: -/* Line 1388 of yacc.c */ -#line 373 "src/parse-gram.y" + case 40: +/* Line 1740 of yacc.c */ +#line 385 "src/parse-gram.y" { default_prec = true; } -/* Line 1388 of yacc.c */ -#line 2198 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2516 "src/parse-gram.c" break; - case 38: -/* Line 1388 of yacc.c */ -#line 377 "src/parse-gram.y" + case 41: +/* Line 1740 of yacc.c */ +#line 389 "src/parse-gram.y" { default_prec = false; } -/* Line 1388 of yacc.c */ -#line 2208 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2526 "src/parse-gram.c" break; - case 39: -/* Line 1388 of yacc.c */ -#line 381 "src/parse-gram.y" + case 42: +/* Line 1740 of yacc.c */ +#line 393 "src/parse-gram.y" { /* Do not invoke muscle_percent_code_grow here since it invokes muscle_user_name_list_grow. */ muscle_code_grow ("percent_code()", (yyvsp[0].chars), (yylsp[0])); code_scanner_last_string_free (); } -/* Line 1388 of yacc.c */ -#line 2221 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2539 "src/parse-gram.c" break; - case 40: -/* Line 1388 of yacc.c */ -#line 388 "src/parse-gram.y" + case 43: +/* Line 1740 of yacc.c */ +#line 400 "src/parse-gram.y" { muscle_percent_code_grow ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars), (yylsp[0])); code_scanner_last_string_free (); } -/* Line 1388 of yacc.c */ -#line 2232 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2550 "src/parse-gram.c" break; - case 41: -/* Line 1388 of yacc.c */ -#line 402 "src/parse-gram.y" + case 44: +/* Line 1740 of yacc.c */ +#line 414 "src/parse-gram.y" {} -/* Line 1388 of yacc.c */ -#line 2240 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2558 "src/parse-gram.c" break; - case 42: -/* Line 1388 of yacc.c */ -#line 403 "src/parse-gram.y" + case 45: +/* Line 1740 of yacc.c */ +#line 415 "src/parse-gram.y" { muscle_code_grow ("union_name", (yyvsp[0].uniqstr), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2248 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2566 "src/parse-gram.c" break; - case 43: -/* Line 1388 of yacc.c */ -#line 408 "src/parse-gram.y" + case 46: +/* Line 1740 of yacc.c */ +#line 420 "src/parse-gram.y" { union_seen = true; muscle_code_grow ("stype", (yyvsp[0].chars), (yylsp[0])); code_scanner_last_string_free (); } -/* Line 1388 of yacc.c */ -#line 2260 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2578 "src/parse-gram.c" break; - case 44: -/* Line 1388 of yacc.c */ -#line 419 "src/parse-gram.y" + case 47: +/* Line 1740 of yacc.c */ +#line 431 "src/parse-gram.y" { current_class = nterm_sym; } -/* Line 1388 of yacc.c */ -#line 2268 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2586 "src/parse-gram.c" break; - case 45: -/* Line 1388 of yacc.c */ -#line 420 "src/parse-gram.y" + case 48: +/* Line 1740 of yacc.c */ +#line 432 "src/parse-gram.y" { current_class = unknown_sym; current_type = NULL; } -/* Line 1388 of yacc.c */ -#line 2279 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2597 "src/parse-gram.c" break; - case 46: -/* Line 1388 of yacc.c */ -#line 424 "src/parse-gram.y" + case 49: +/* Line 1740 of yacc.c */ +#line 436 "src/parse-gram.y" { current_class = token_sym; } -/* Line 1388 of yacc.c */ -#line 2287 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2605 "src/parse-gram.c" break; - case 47: -/* Line 1388 of yacc.c */ -#line 425 "src/parse-gram.y" + case 50: +/* Line 1740 of yacc.c */ +#line 437 "src/parse-gram.y" { current_class = unknown_sym; current_type = NULL; } -/* Line 1388 of yacc.c */ -#line 2298 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2616 "src/parse-gram.c" break; - case 48: -/* Line 1388 of yacc.c */ -#line 430 "src/parse-gram.y" + case 51: +/* Line 1740 of yacc.c */ +#line 442 "src/parse-gram.y" { symbol_list *list; tag_seen = true; @@ -2307,13 +2625,13 @@ yyreduce: symbol_type_set (list->content.sym, (yyvsp[-1].uniqstr), (yylsp[-1])); symbol_list_free ((yyvsp[0].list)); } -/* Line 1388 of yacc.c */ -#line 2312 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2630 "src/parse-gram.c" break; - case 49: -/* Line 1388 of yacc.c */ -#line 441 "src/parse-gram.y" + case 52: +/* Line 1740 of yacc.c */ +#line 453 "src/parse-gram.y" { symbol_list *list; ++current_prec; @@ -2325,340 +2643,348 @@ yyreduce: symbol_list_free ((yyvsp[0].list)); current_type = NULL; } -/* Line 1388 of yacc.c */ -#line 2330 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2648 "src/parse-gram.c" break; - case 50: -/* Line 1388 of yacc.c */ -#line 455 "src/parse-gram.y" + case 53: +/* Line 1740 of yacc.c */ +#line 467 "src/parse-gram.y" { (yyval.assoc) = left_assoc; } -/* Line 1388 of yacc.c */ -#line 2338 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2656 "src/parse-gram.c" break; - case 51: -/* Line 1388 of yacc.c */ -#line 456 "src/parse-gram.y" + case 54: +/* Line 1740 of yacc.c */ +#line 468 "src/parse-gram.y" { (yyval.assoc) = right_assoc; } -/* Line 1388 of yacc.c */ -#line 2346 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2664 "src/parse-gram.c" break; - case 52: -/* Line 1388 of yacc.c */ -#line 457 "src/parse-gram.y" + case 55: +/* Line 1740 of yacc.c */ +#line 469 "src/parse-gram.y" { (yyval.assoc) = non_assoc; } -/* Line 1388 of yacc.c */ -#line 2354 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2672 "src/parse-gram.c" break; - case 53: -/* Line 1388 of yacc.c */ -#line 458 "src/parse-gram.y" + case 56: +/* Line 1740 of yacc.c */ +#line 470 "src/parse-gram.y" { (yyval.assoc) = precedence_assoc; } -/* Line 1388 of yacc.c */ -#line 2362 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2680 "src/parse-gram.c" break; - case 54: -/* Line 1388 of yacc.c */ -#line 462 "src/parse-gram.y" + case 57: +/* Line 1740 of yacc.c */ +#line 474 "src/parse-gram.y" { current_type = NULL; } -/* Line 1388 of yacc.c */ -#line 2370 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2688 "src/parse-gram.c" break; - case 55: -/* Line 1388 of yacc.c */ -#line 463 "src/parse-gram.y" + case 58: +/* Line 1740 of yacc.c */ +#line 475 "src/parse-gram.y" { current_type = (yyvsp[0].uniqstr); tag_seen = true; } -/* Line 1388 of yacc.c */ -#line 2378 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2696 "src/parse-gram.c" break; - case 56: -/* Line 1388 of yacc.c */ -#line 469 "src/parse-gram.y" + case 59: +/* Line 1740 of yacc.c */ +#line 481 "src/parse-gram.y" { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2386 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2704 "src/parse-gram.c" break; - case 57: -/* Line 1388 of yacc.c */ -#line 471 "src/parse-gram.y" + case 60: +/* Line 1740 of yacc.c */ +#line 483 "src/parse-gram.y" { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); } -/* Line 1388 of yacc.c */ -#line 2394 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2712 "src/parse-gram.c" break; - case 58: -/* Line 1388 of yacc.c */ -#line 475 "src/parse-gram.y" + case 61: +/* Line 1740 of yacc.c */ +#line 487 "src/parse-gram.y" { (yyval.symbol) = (yyvsp[0].symbol); } -/* Line 1388 of yacc.c */ -#line 2402 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2720 "src/parse-gram.c" break; - case 59: -/* Line 1388 of yacc.c */ -#line 476 "src/parse-gram.y" + case 62: +/* Line 1740 of yacc.c */ +#line 488 "src/parse-gram.y" { (yyval.symbol) = (yyvsp[-1].symbol); symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2410 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2728 "src/parse-gram.c" break; - case 60: -/* Line 1388 of yacc.c */ -#line 482 "src/parse-gram.y" + case 63: +/* Line 1740 of yacc.c */ +#line 494 "src/parse-gram.y" { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2418 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2736 "src/parse-gram.c" break; - case 61: -/* Line 1388 of yacc.c */ -#line 484 "src/parse-gram.y" + case 64: +/* Line 1740 of yacc.c */ +#line 496 "src/parse-gram.y" { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); } -/* Line 1388 of yacc.c */ -#line 2426 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2744 "src/parse-gram.c" break; - case 62: -/* Line 1388 of yacc.c */ -#line 488 "src/parse-gram.y" + case 65: +/* Line 1740 of yacc.c */ +#line 500 "src/parse-gram.y" { (yyval.list) = (yyvsp[0].list); } -/* Line 1388 of yacc.c */ -#line 2434 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2752 "src/parse-gram.c" break; - case 63: -/* Line 1388 of yacc.c */ -#line 489 "src/parse-gram.y" + case 66: +/* Line 1740 of yacc.c */ +#line 501 "src/parse-gram.y" { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), (yyvsp[0].list)); } -/* Line 1388 of yacc.c */ -#line 2442 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2760 "src/parse-gram.c" break; - case 64: -/* Line 1388 of yacc.c */ -#line 493 "src/parse-gram.y" + case 67: +/* Line 1740 of yacc.c */ +#line 505 "src/parse-gram.y" { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2450 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2768 "src/parse-gram.c" break; - case 65: -/* Line 1388 of yacc.c */ -#line 494 "src/parse-gram.y" + case 68: +/* Line 1740 of yacc.c */ +#line 506 "src/parse-gram.y" { (yyval.list) = symbol_list_type_new ((yyvsp[0].uniqstr), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2458 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2776 "src/parse-gram.c" break; - case 66: -/* Line 1388 of yacc.c */ -#line 495 "src/parse-gram.y" + case 69: +/* Line 1740 of yacc.c */ +#line 507 "src/parse-gram.y" { (yyval.list) = symbol_list_default_tagged_new ((yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2466 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2784 "src/parse-gram.c" break; - case 67: -/* Line 1388 of yacc.c */ -#line 496 "src/parse-gram.y" + case 70: +/* Line 1740 of yacc.c */ +#line 508 "src/parse-gram.y" { (yyval.list) = symbol_list_default_tagless_new ((yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2474 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2792 "src/parse-gram.c" break; - case 68: -/* Line 1388 of yacc.c */ -#line 502 "src/parse-gram.y" + case 71: +/* Line 1740 of yacc.c */ +#line 514 "src/parse-gram.y" { current_type = (yyvsp[0].uniqstr); tag_seen = true; } -/* Line 1388 of yacc.c */ -#line 2485 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2803 "src/parse-gram.c" break; - case 69: -/* Line 1388 of yacc.c */ -#line 507 "src/parse-gram.y" + case 72: +/* Line 1740 of yacc.c */ +#line 519 "src/parse-gram.y" { symbol_class_set ((yyvsp[0].symbol), current_class, (yylsp[0]), true); symbol_type_set ((yyvsp[0].symbol), current_type, (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2496 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2814 "src/parse-gram.c" break; - case 70: -/* Line 1388 of yacc.c */ -#line 512 "src/parse-gram.y" + case 73: +/* Line 1740 of yacc.c */ +#line 524 "src/parse-gram.y" { symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]), true); symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1])); symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2508 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2826 "src/parse-gram.c" break; - case 71: -/* Line 1388 of yacc.c */ -#line 518 "src/parse-gram.y" + case 74: +/* Line 1740 of yacc.c */ +#line 530 "src/parse-gram.y" { symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]), true); symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1])); symbol_make_alias ((yyvsp[-1].symbol), (yyvsp[0].symbol), (yyloc)); } -/* Line 1388 of yacc.c */ -#line 2520 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2838 "src/parse-gram.c" break; - case 72: -/* Line 1388 of yacc.c */ -#line 524 "src/parse-gram.y" + case 75: +/* Line 1740 of yacc.c */ +#line 536 "src/parse-gram.y" { symbol_class_set ((yyvsp[-2].symbol), current_class, (yylsp[-2]), true); symbol_type_set ((yyvsp[-2].symbol), current_type, (yylsp[-2])); symbol_user_token_number_set ((yyvsp[-2].symbol), (yyvsp[-1].integer), (yylsp[-1])); symbol_make_alias ((yyvsp[-2].symbol), (yyvsp[0].symbol), (yyloc)); } -/* Line 1388 of yacc.c */ -#line 2533 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2851 "src/parse-gram.c" break; - case 79: -/* Line 1388 of yacc.c */ -#line 554 "src/parse-gram.y" + case 82: +/* Line 1740 of yacc.c */ +#line 566 "src/parse-gram.y" { yyerrok; } -/* Line 1388 of yacc.c */ -#line 2543 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2861 "src/parse-gram.c" break; - case 80: -/* Line 1388 of yacc.c */ -#line 560 "src/parse-gram.y" + case 83: +/* Line 1740 of yacc.c */ +#line 572 "src/parse-gram.y" { current_lhs = (yyvsp[-1].symbol); current_lhs_location = (yylsp[-1]); current_lhs_named_ref = (yyvsp[0].named_ref); } -/* Line 1388 of yacc.c */ -#line 2552 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2870 "src/parse-gram.c" break; - case 82: -/* Line 1388 of yacc.c */ -#line 565 "src/parse-gram.y" + case 85: +/* Line 1740 of yacc.c */ +#line 577 "src/parse-gram.y" { grammar_current_rule_end ((yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2560 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2878 "src/parse-gram.c" break; - case 83: -/* Line 1388 of yacc.c */ -#line 566 "src/parse-gram.y" + case 86: +/* Line 1740 of yacc.c */ +#line 578 "src/parse-gram.y" { grammar_current_rule_end ((yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2568 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2886 "src/parse-gram.c" break; - case 85: -/* Line 1388 of yacc.c */ -#line 572 "src/parse-gram.y" + case 88: +/* Line 1740 of yacc.c */ +#line 584 "src/parse-gram.y" { grammar_current_rule_begin (current_lhs, current_lhs_location, current_lhs_named_ref); } -/* Line 1388 of yacc.c */ -#line 2577 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2895 "src/parse-gram.c" break; - case 86: -/* Line 1388 of yacc.c */ -#line 575 "src/parse-gram.y" + case 89: +/* Line 1740 of yacc.c */ +#line 587 "src/parse-gram.y" { grammar_current_rule_symbol_append ((yyvsp[-1].symbol), (yylsp[-1]), (yyvsp[0].named_ref)); } -/* Line 1388 of yacc.c */ -#line 2585 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2903 "src/parse-gram.c" break; - case 87: -/* Line 1388 of yacc.c */ -#line 577 "src/parse-gram.y" - { grammar_current_rule_action_append ((yyvsp[-1].code), (yylsp[-1]), (yyvsp[0].named_ref)); } -/* Line 1388 of yacc.c */ -#line 2593 "src/parse-gram.c" + case 90: +/* Line 1740 of yacc.c */ +#line 589 "src/parse-gram.y" + { grammar_current_rule_action_append ((yyvsp[-1].code), (yylsp[-1]), (yyvsp[0].named_ref), false); } +/* Line 1740 of yacc.c */ +#line 2911 "src/parse-gram.c" break; - case 88: -/* Line 1388 of yacc.c */ -#line 579 "src/parse-gram.y" + case 91: +/* Line 1740 of yacc.c */ +#line 591 "src/parse-gram.y" + { grammar_current_rule_action_append ((yyvsp[0].code), (yylsp[0]), NULL, true); } +/* Line 1740 of yacc.c */ +#line 2919 "src/parse-gram.c" + break; + + case 92: +/* Line 1740 of yacc.c */ +#line 593 "src/parse-gram.y" { grammar_current_rule_prec_set ((yyvsp[0].symbol), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2601 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2927 "src/parse-gram.c" break; - case 89: -/* Line 1388 of yacc.c */ -#line 581 "src/parse-gram.y" + case 93: +/* Line 1740 of yacc.c */ +#line 595 "src/parse-gram.y" { grammar_current_rule_dprec_set ((yyvsp[0].integer), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2609 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2935 "src/parse-gram.c" break; - case 90: -/* Line 1388 of yacc.c */ -#line 583 "src/parse-gram.y" + case 94: +/* Line 1740 of yacc.c */ +#line 597 "src/parse-gram.y" { grammar_current_rule_merge_set ((yyvsp[0].uniqstr), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2617 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2943 "src/parse-gram.c" break; - case 91: -/* Line 1388 of yacc.c */ -#line 587 "src/parse-gram.y" + case 95: +/* Line 1740 of yacc.c */ +#line 601 "src/parse-gram.y" { (yyval.named_ref) = 0; } -/* Line 1388 of yacc.c */ -#line 2625 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2951 "src/parse-gram.c" break; - case 92: -/* Line 1388 of yacc.c */ -#line 589 "src/parse-gram.y" + case 96: +/* Line 1740 of yacc.c */ +#line 603 "src/parse-gram.y" { (yyval.named_ref) = named_ref_new((yyvsp[0].uniqstr), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2633 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2959 "src/parse-gram.c" break; - case 94: -/* Line 1388 of yacc.c */ -#line 601 "src/parse-gram.y" + case 98: +/* Line 1740 of yacc.c */ +#line 614 "src/parse-gram.y" { (yyval.uniqstr) = uniqstr_new ((yyvsp[0].chars)); } -/* Line 1388 of yacc.c */ -#line 2641 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2967 "src/parse-gram.c" break; - case 95: -/* Line 1388 of yacc.c */ -#line 606 "src/parse-gram.y" + case 99: +/* Line 1740 of yacc.c */ +#line 619 "src/parse-gram.y" { (yyval.chars) = ""; } -/* Line 1388 of yacc.c */ -#line 2649 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2975 "src/parse-gram.c" break; - case 96: -/* Line 1388 of yacc.c */ -#line 607 "src/parse-gram.y" + case 100: +/* Line 1740 of yacc.c */ +#line 620 "src/parse-gram.y" { (yyval.chars) = (yyvsp[0].uniqstr); } -/* Line 1388 of yacc.c */ -#line 2657 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2983 "src/parse-gram.c" break; - case 98: -/* Line 1388 of yacc.c */ -#line 618 "src/parse-gram.y" + case 102: +/* Line 1740 of yacc.c */ +#line 631 "src/parse-gram.y" { code_props plain_code; (yyvsp[0].code)[strlen ((yyvsp[0].code)) - 1] = '\n'; @@ -2667,52 +2993,52 @@ yyreduce: gram_scanner_last_string_free (); (yyval.chars) = plain_code.code; } -/* Line 1388 of yacc.c */ -#line 2672 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2998 "src/parse-gram.c" break; - case 99: -/* Line 1388 of yacc.c */ -#line 638 "src/parse-gram.y" + case 103: +/* Line 1740 of yacc.c */ +#line 651 "src/parse-gram.y" { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2680 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3006 "src/parse-gram.c" break; - case 100: -/* Line 1388 of yacc.c */ -#line 640 "src/parse-gram.y" + case 104: +/* Line 1740 of yacc.c */ +#line 653 "src/parse-gram.y" { (yyval.symbol) = symbol_get (char_name ((yyvsp[0].character)), (yylsp[0])); symbol_class_set ((yyval.symbol), token_sym, (yylsp[0]), false); symbol_user_token_number_set ((yyval.symbol), (yyvsp[0].character), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2692 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3018 "src/parse-gram.c" break; - case 101: -/* Line 1388 of yacc.c */ -#line 648 "src/parse-gram.y" + case 105: +/* Line 1740 of yacc.c */ +#line 661 "src/parse-gram.y" { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); } -/* Line 1388 of yacc.c */ -#line 2700 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3026 "src/parse-gram.c" break; - case 104: -/* Line 1388 of yacc.c */ -#line 660 "src/parse-gram.y" + case 108: +/* Line 1740 of yacc.c */ +#line 673 "src/parse-gram.y" { (yyval.symbol) = symbol_get (quotearg_style (c_quoting_style, (yyvsp[0].chars)), (yylsp[0])); symbol_class_set ((yyval.symbol), token_sym, (yylsp[0]), false); } -/* Line 1388 of yacc.c */ -#line 2711 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3037 "src/parse-gram.c" break; - case 106: -/* Line 1388 of yacc.c */ -#line 669 "src/parse-gram.y" + case 110: +/* Line 1740 of yacc.c */ +#line 682 "src/parse-gram.y" { code_props plain_code; code_props_plain_init (&plain_code, (yyvsp[0].chars), (yylsp[0])); @@ -2721,15 +3047,29 @@ yyreduce: muscle_code_grow ("epilogue", plain_code.code, (yylsp[0])); code_scanner_last_string_free (); } -/* Line 1388 of yacc.c */ -#line 2726 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3052 "src/parse-gram.c" break; -/* Line 1388 of yacc.c */ -#line 2731 "src/parse-gram.c" - default: break; - } +/* Line 1740 of yacc.c */ +#line 3057 "src/parse-gram.c" + default: break; + } + if (yychar_backup != yychar) + YY_LAC_DISCARD ("yychar change"); + } + /* User semantic actions sometimes alter yychar, and that requires + that yytoken be updated with the new translation. We take the + approach of translating immediately before every use of yytoken. + One alternative is translating here after every semantic action, + but that translation would be missed if the semantic action invokes + YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or + if it invokes YYBACKUP. In the case of YYABORT or YYACCEPT, an + incorrect destructor might then be invoked immediately. In the + case of YYERROR or YYBACKUP, subsequent parser actions might lead + to an incorrect destructor call or verbose syntax error message + before the lookahead is translated. */ YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc); YYPOPSTACK (yylen); @@ -2758,6 +3098,10 @@ yyreduce: | yyerrlab -- here on detecting error | `------------------------------------*/ yyerrlab: + /* Make sure we have latest lookahead translation. See comments at + user semantic actions for why this is necessary. */ + yytoken = yychar == YYEMPTY ? YYEMPTY : YYTRANSLATE (yychar); + /* If not already recovering from an error, report this error. */ if (!yyerrstatus) { @@ -2765,41 +3109,43 @@ yyerrlab: #if ! YYERROR_VERBOSE yyerror (YY_("syntax error")); #else +# define YYSYNTAX_ERROR yysyntax_error (&yymsg_alloc, &yymsg, \ + yyesa, &yyes, &yyes_capacity, \ + yyssp, yytoken) { - YYSIZE_T yysize = yysyntax_error (0, yystate, yytoken); - if (yymsg_alloc < yysize && yymsg_alloc < YYSTACK_ALLOC_MAXIMUM) - { - YYSIZE_T yyalloc = 2 * yysize; - if (! (yysize <= yyalloc && yyalloc <= YYSTACK_ALLOC_MAXIMUM)) - yyalloc = YYSTACK_ALLOC_MAXIMUM; - if (yymsg != yymsgbuf) - YYSTACK_FREE (yymsg); - yymsg = (char *) YYSTACK_ALLOC (yyalloc); - if (yymsg) - yymsg_alloc = yyalloc; - else - { - yymsg = yymsgbuf; - yymsg_alloc = sizeof yymsgbuf; - } - } - - if (0 < yysize && yysize <= yymsg_alloc) - { - (void) yysyntax_error (yymsg, yystate, yytoken); - yyerror (yymsg); - } - else - { - yyerror (YY_("syntax error")); - if (yysize != 0) - goto yyexhaustedlab; - } + char const *yymsgp = YY_("syntax error"); + int yysyntax_error_status; + if (yychar != YYEMPTY) + YY_LAC_ESTABLISH; + yysyntax_error_status = YYSYNTAX_ERROR; + if (yysyntax_error_status == 0) + yymsgp = yymsg; + else if (yysyntax_error_status == 1) + { + if (yymsg != yymsgbuf) + YYSTACK_FREE (yymsg); + yymsg = (char *) YYSTACK_ALLOC (yymsg_alloc); + if (!yymsg) + { + yymsg = yymsgbuf; + yymsg_alloc = sizeof yymsgbuf; + yysyntax_error_status = 2; + } + else + { + yysyntax_error_status = YYSYNTAX_ERROR; + yymsgp = yymsg; + } + } + yyerror (yymsgp); + if (yysyntax_error_status == 2) + goto yyexhaustedlab; } +# undef YYSYNTAX_ERROR #endif } - yyerror_range[0] = yylloc; + yyerror_range[1] = yylloc; if (yyerrstatus == 3) { @@ -2836,7 +3182,7 @@ yyerrorlab: if (/*CONSTCOND*/ 0) goto yyerrorlab; - yyerror_range[0] = yylsp[1-yylen]; + yyerror_range[1] = yylsp[1-yylen]; /* Do not reclaim the symbols of the rule which action triggered this YYERROR. */ YYPOPSTACK (yylen); @@ -2870,7 +3216,7 @@ yyerrlab1: if (yyssp == yyss) YYABORT; - yyerror_range[0] = *yylsp; + yyerror_range[1] = *yylsp; yydestruct ("Error: popping", yystos[yystate], yyvsp, yylsp); YYPOPSTACK (1); @@ -2878,12 +3224,16 @@ yyerrlab1: YY_STACK_PRINT (yyss, yyssp); } + /* If the stack popping above didn't lose the initial context for the + current lookahead token, the shift below will for sure. */ + YY_LAC_DISCARD ("error recovery"); + *++yyvsp = yylval; - yyerror_range[1] = yylloc; + yyerror_range[2] = yylloc; /* Using YYLLOC is tempting, but would change the location of the lookahead. YYLOC is available though. */ - YYLLOC_DEFAULT (yyloc, (yyerror_range - 1), 2); + YYLLOC_DEFAULT (yyloc, yyerror_range, 2); *++yylsp = yyloc; /* Shift the error token. */ @@ -2907,7 +3257,7 @@ yyabortlab: yyresult = 1; goto yyreturn; -#if !defined(yyoverflow) || YYERROR_VERBOSE +#if 1 /*-------------------------------------------------. | yyexhaustedlab -- memory exhaustion comes here. | `-------------------------------------------------*/ @@ -2919,8 +3269,13 @@ yyexhaustedlab: yyreturn: if (yychar != YYEMPTY) - yydestruct ("Cleanup: discarding lookahead", - yytoken, &yylval, &yylloc); + { + /* Make sure we have latest lookahead translation. See comments at + user semantic actions for why this is necessary. */ + yytoken = YYTRANSLATE (yychar); + yydestruct ("Cleanup: discarding lookahead", + yytoken, &yylval, &yylloc); + } /* Do not reclaim the symbols of the rule which action triggered this YYABORT or YYACCEPT. */ YYPOPSTACK (yylen); @@ -2935,6 +3290,8 @@ yyreturn: if (yyss != yyssa) YYSTACK_FREE (yyss); #endif + if (yyes != yyesa) + YYSTACK_FREE (yyes); #if YYERROR_VERBOSE if (yymsg != yymsgbuf) YYSTACK_FREE (yymsg); @@ -2943,8 +3300,8 @@ yyreturn: return YYID (yyresult); } -/* Line 1607 of yacc.c */ -#line 679 "src/parse-gram.y" +/* Line 2000 of yacc.c */ +#line 692 "src/parse-gram.y" @@ -2986,23 +3343,25 @@ add_param (param_type type, char *decl, location loc) "ABCDEFGHIJKLMNOPQRSTUVWXYZ" "_" "0123456789"; + char const *name_start = NULL; - char *p; - - /* Stop on last actual character. */ - for (p = decl; p[1]; p++) - if ((p == decl - || ! memchr (alphanum, p[-1], sizeof alphanum)) - && memchr (alphanum, p[0], sizeof alphanum - 10)) - name_start = p; - - /* Strip the surrounding '{' and '}', and any blanks just inside - the braces. */ - while (*--p == ' ' || *p == '\t') - continue; - p[1] = '\0'; - while (*++decl == ' ' || *decl == '\t') - continue; + { + char *p; + /* Stop on last actual character. */ + for (p = decl; p[1]; p++) + if ((p == decl + || ! memchr (alphanum, p[-1], sizeof alphanum)) + && memchr (alphanum, p[0], sizeof alphanum - 10)) + name_start = p; + + /* Strip the surrounding '{' and '}', and any blanks just inside + the braces. */ + while (*--p == ' ' || *p == '\t') + continue; + p[1] = '\0'; + while (*++decl == ' ' || *decl == '\t') + continue; + } if (! name_start) complain_at (loc, _("missing identifier in parameter declaration"));