X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/45319f1365eb8d125424f31401d9d33cc02ff4ad..c12aa01f82a03db044985513a878497e5ab58377:/src/parse-gram.c?ds=inline diff --git a/src/parse-gram.c b/src/parse-gram.c index 17502285..cbe09e4e 100644 --- a/src/parse-gram.c +++ b/src/parse-gram.c @@ -1,9 +1,8 @@ -/* A Bison parser, made by GNU Bison 2.4.425-305c-dirty. */ +/* A Bison parser, made by GNU Bison 2.4.579-a4d1b. */ -/* 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 "2.4.425-305c-dirty" +#define YYBISON_VERSION "2.4.579-a4d1b" /* Skeleton name. */ #define YYSKELETON_NAME "yacc.c" @@ -73,12 +72,11 @@ #define yylloc gram_lloc /* Copy the first part of user declarations. */ -/* Line 253 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 253 of yacc.c */ -#line 133 "src/parse-gram.c" +/* Line 269 of yacc.c */ +#line 131 "src/parse-gram.c" /* Enabling traces. */ #ifndef YYDEBUG @@ -150,8 +148,8 @@ static char const *char_name (char); #endif /* "%code requires" blocks. */ -/* Line 273 of yacc.c */ -#line 201 "src/parse-gram.y" +/* Line 289 of yacc.c */ +#line 220 "src/parse-gram.y" # ifndef PARAM_TYPE # define PARAM_TYPE @@ -165,8 +163,8 @@ static char const *char_name (char); # endif -/* Line 273 of yacc.c */ -#line 170 "src/parse-gram.c" +/* Line 289 of yacc.c */ +#line 168 "src/parse-gram.c" /* Tokens. */ #ifndef YYTOKENTYPE @@ -213,21 +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. */ @@ -270,21 +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 @@ -292,8 +292,8 @@ static char const *char_name (char); #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED typedef union YYSTYPE { -/* Line 278 of yacc.c */ -#line 88 "src/parse-gram.y" +/* Line 294 of yacc.c */ +#line 106 "src/parse-gram.y" assoc assoc; char *code; @@ -305,13 +305,13 @@ typedef union YYSTYPE uniqstr uniqstr; unsigned char character; -/* Line 278 of yacc.c */ -#line 225 "src/parse-gram.y" +/* Line 294 of yacc.c */ +#line 244 "src/parse-gram.y" param_type param; -/* Line 278 of yacc.c */ +/* Line 294 of yacc.c */ #line 316 "src/parse-gram.c" } YYSTYPE; # define YYSTYPE_IS_TRIVIAL 1 @@ -335,26 +335,44 @@ typedef struct YYLTYPE /* Copy the second part of user declarations. */ -/* Line 328 of yacc.c */ +/* Line 344 of yacc.c */ #line 340 "src/parse-gram.c" /* Unqualified %code blocks. */ -/* Line 329 of yacc.c */ -#line 56 "src/parse-gram.y" +/* Line 345 of yacc.c */ +#line 55 "src/parse-gram.y" static int current_prec = 0; static location current_lhs_location; static named_ref *current_lhs_named_ref; - static symbol *current_lhs; + static symbol *current_lhs_symbol; static symbol_class current_class = unknown_sym; static uniqstr current_type = NULL; + /** Set the new current left-hand side symbol, possibly common + * to several right-hand side parts of rule. + */ + static + void + current_lhs(symbol *sym, location loc, named_ref *ref) + { + current_lhs_symbol = sym; + current_lhs_location = loc; + /* In order to simplify memory management, named references for lhs + are always assigned by deep copy into the current symbol_list + node. This is because a single named-ref in the grammar may + result in several uses when the user factors lhs between several + rules using "|". Therefore free the parser's original copy. */ + free (current_lhs_named_ref); + current_lhs_named_ref = ref; + } + #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 329 of yacc.c */ -#line 214 "src/parse-gram.y" +/* Line 345 of yacc.c */ +#line 233 "src/parse-gram.y" /** Add a lex-param and/or a parse-param. * @@ -366,8 +384,8 @@ typedef struct YYLTYPE static param_type current_param = param_none; -/* Line 329 of yacc.c */ -#line 371 "src/parse-gram.c" +/* Line 345 of yacc.c */ +#line 389 "src/parse-gram.c" #ifdef short # undef short @@ -417,7 +435,7 @@ 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) @@ -453,34 +471,10 @@ 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)) @@ -497,30 +491,31 @@ 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 \ @@ -545,23 +540,7 @@ 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 @@ -581,24 +560,44 @@ 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 36 /* YYNRULES -- Number of rules. */ -#define YYNRULES 109 +#define YYNRULES 110 /* YYNSTATES -- Number of states. */ -#define YYNSTATES 148 +#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) @@ -638,24 +637,25 @@ 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, 250, 250, 258, 260, 264, 265, 275, 279, 284, - 285, 290, 295, 296, 297, 298, 299, 304, 313, 314, - 315, 316, 317, 318, 319, 320, 320, 321, 322, 346, - 347, 348, 349, 353, 354, 363, 364, 365, 369, 376, - 383, 387, 391, 398, 413, 414, 418, 430, 430, 435, - 435, 440, 451, 466, 467, 468, 469, 473, 474, 479, - 481, 486, 487, 492, 494, 499, 500, 504, 505, 506, - 507, 512, 517, 522, 528, 534, 545, 546, 555, 556, - 562, 563, 564, 571, 571, 576, 577, 578, 583, 585, - 587, 589, 591, 593, 598, 600, 611, 612, 617, 618, - 619, 628, 648, 650, 659, 664, 665, 670, 677, 679 + 0, 269, 269, 277, 279, 283, 284, 294, 298, 303, + 304, 309, 314, 315, 316, 317, 318, 323, 332, 333, + 334, 335, 336, 337, 338, 339, 339, 340, 341, 365, + 366, 367, 368, 372, 373, 382, 383, 384, 388, 395, + 402, 406, 410, 417, 432, 433, 437, 449, 449, 454, + 454, 459, 470, 485, 486, 487, 488, 492, 493, 498, + 500, 505, 506, 511, 513, 518, 519, 523, 524, 525, + 526, 531, 536, 541, 547, 553, 564, 565, 574, 575, + 581, 582, 583, 590, 590, 598, 599, 600, 605, 607, + 609, 611, 613, 615, 617, 622, 624, 634, 635, 640, + 641, 642, 651, 671, 673, 682, 687, 688, 693, 700, + 702 }; #endif @@ -674,9 +674,9 @@ 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\"", "$accept", "input", "prologue_declarations", "prologue_declaration", "$@1", "params", "grammar_declaration", "union_name", "symbol_declaration", "$@2", "$@3", @@ -699,16 +699,16 @@ 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 -109 +#define YYTABLE_NINF -110 #define yytable_value_is_error(yytable_value) \ YYID (0) @@ -717,21 +717,21 @@ static const yytype_uint16 yytoknum[] = STATE-NUM. */ static const yytype_int16 yypact[] = { - -88, 38, 109, -88, -88, -88, -8, 13, 41, -88, - -88, -88, -88, -17, -88, 14, 51, -88, 53, 78, - -88, 2, -88, 43, 81, 17, -88, -88, -88, 30, - 82, 83, 36, -88, -88, -88, 58, -88, -88, -88, - 45, -88, -88, -88, -88, 40, -1, -1, 36, 0, - 0, -88, 52, -88, -88, -88, 18, -88, -88, -88, - -88, 88, -88, -88, -88, 90, -88, 92, -88, -88, - -88, -88, -88, -88, -88, -88, 47, -88, 48, 1, - -88, -88, 46, 60, -88, 52, -88, 36, -88, -88, - -1, 31, -1, 36, -88, -88, -88, -88, 0, -88, - -88, 0, -88, -88, -88, -88, -88, -88, -88, -88, - -88, 56, -88, -88, -88, -88, -88, 61, -88, 36, - -88, 100, -88, 103, -88, -88, -88, -88, -88, -88, - -88, -88, -88, -23, 146, -88, -88, 36, 104, 57, - 46, 46, 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 @@ -744,25 +744,25 @@ static const yytype_uint8 yydefact[] = 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, 101, 0, 42, 97, 96, 98, 10, 12, 13, + 0, 102, 0, 42, 98, 97, 99, 10, 12, 13, 14, 0, 17, 18, 19, 0, 23, 0, 27, 28, - 107, 103, 102, 105, 37, 106, 0, 104, 0, 0, - 78, 80, 94, 0, 45, 0, 58, 0, 71, 76, + 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, 100, 99, 8, 15, 20, 24, 82, - 81, 0, 79, 2, 95, 83, 34, 26, 46, 52, - 59, 61, 77, 73, 74, 64, 66, 109, 88, 33, + 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, - 94, 94, 86, 91, 92, 93, 90, 89 + 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, -88, -88, 107, -88, -88, -88, - -88, -88, -88, -88, -88, -7, -88, 73, -76, -60, - 64, -88, 71, -88, -88, -88, -11, -62, -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]. */ @@ -779,87 +779,82 @@ static const yytype_int16 yydefgoto[] = number is the opposite. If YYTABLE_NINF, syntax error. */ static const yytype_int16 yytable[] = { - 74, -108, 76, 70, 124, 60, 4, 5, 6, 7, - 8, 9, 10, 11, 12, 102, 94, 54, 13, 14, - 64, 103, 126, 51, 135, 126, 136, 52, 91, 91, - 122, 26, 122, 66, 70, 123, 132, 32, 3, 70, - 71, 71, 48, 72, 72, 61, 77, 111, 118, 88, - 95, 96, 97, 49, 57, 121, 40, 58, 55, 76, - 65, 125, 104, 4, 5, 6, 7, 8, 9, 10, - 11, 12, 91, 67, 91, 13, 14, 71, 146, 147, - 72, 50, 59, 62, 63, 68, 69, 121, 26, 84, - 86, 106, 51, 107, 32, 108, 109, 110, 127, 114, - 116, 129, 141, 77, 131, 143, 70, 145, 144, 42, - 141, 92, 130, 40, 4, 5, 6, 7, 8, 9, - 10, 11, 12, 101, 142, 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, - 112, 0, 0, 0, 0, 36, 0, 37, 38, 0, - 137, 138, 139, 39, 40, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 140, 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, 40, 47, 101, 49, 44, 46, 47, - 90, 30, 92, 3, 3, 4, 123, 36, 0, 3, - 41, 41, 50, 44, 44, 43, 45, 46, 85, 50, - 50, 51, 52, 40, 3, 87, 55, 4, 44, 1, - 43, 93, 44, 5, 6, 7, 8, 9, 10, 11, - 12, 13, 90, 43, 92, 17, 18, 41, 140, 141, - 44, 40, 4, 40, 3, 3, 3, 119, 30, 44, - 50, 3, 40, 3, 36, 3, 49, 49, 42, 53, - 40, 40, 134, 45, 4, 137, 3, 50, 4, 2, - 142, 47, 119, 55, 5, 6, 7, 8, 9, 10, - 11, 12, 13, 50, 135, -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, - 79, -1, -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, 62, 64, 67, 68, 66, 65, 50, 40, - 40, 40, 44, 86, 3, 44, 84, 3, 4, 4, - 3, 43, 40, 3, 3, 43, 3, 43, 3, 3, - 3, 41, 44, 87, 89, 90, 1, 45, 62, 77, - 78, 79, 88, 60, 44, 63, 50, 69, 50, 75, - 76, 87, 76, 72, 89, 50, 51, 52, 73, 74, - 89, 73, 86, 3, 44, 85, 3, 3, 3, 49, - 49, 46, 78, 91, 53, 83, 40, 61, 86, 70, - 71, 89, 75, 4, 90, 89, 74, 42, 80, 40, - 71, 4, 90, 81, 82, 47, 49, 14, 15, 16, - 40, 89, 82, 89, 4, 50, 83, 83 + 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, 60, 59, 59, 59, 59, - 59, 59, 59, 61, 61, 62, 62, 62, 62, 62, - 62, 62, 62, 62, 63, 63, 62, 65, 64, 66, - 64, 64, 67, 68, 68, 68, 68, 69, 69, 70, - 70, 71, 71, 72, 72, 73, 73, 74, 74, 74, - 74, 75, 75, 75, 75, 75, 76, 76, 77, 77, - 78, 78, 78, 80, 79, 81, 81, 81, 82, 82, - 82, 82, 82, 82, 83, 83, 84, 84, 85, 85, - 85, 86, 87, 87, 88, 89, 89, 90, 91, 91 + 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. */ @@ -874,8 +869,9 @@ static const yytype_uint8 yyr2[] = 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, 2, 3, 3, 3, 0, 1, 1, 1, 0, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, + 2 }; @@ -891,9 +887,18 @@ 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) @@ -903,8 +908,8 @@ do \ { \ yychar = (Token); \ yylval = (Value); \ - yytoken = YYTRANSLATE (yychar); \ YYPOPSTACK (1); \ + YY_LAC_DISCARD ("YYBACKUP"); \ goto yybackup; \ } \ else \ @@ -950,7 +955,7 @@ 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, \ @@ -1026,98 +1031,107 @@ yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp) { case 3: // "string" -/* Line 715 of yacc.c */ -#line 175 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 193 "src/parse-gram.y" { fputs (quotearg_style (c_quoting_style, ((*yyvaluep).chars)), stderr); } -/* Line 715 of yacc.c */ -#line 1034 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1039 "src/parse-gram.c" break; case 4: // "integer" -/* Line 715 of yacc.c */ -#line 188 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 206 "src/parse-gram.y" { fprintf (stderr, "%d", ((*yyvaluep).integer)); } -/* Line 715 of yacc.c */ -#line 1043 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1048 "src/parse-gram.c" break; case 24: // "%" -/* Line 715 of yacc.c */ -#line 184 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 202 "src/parse-gram.y" { fprintf (stderr, "%%%s", ((*yyvaluep).uniqstr)); } -/* Line 715 of yacc.c */ -#line 1052 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1057 "src/parse-gram.c" break; case 40: // "{...}" -/* Line 715 of yacc.c */ -#line 177 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 195 "src/parse-gram.y" { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).code)); } -/* Line 715 of yacc.c */ -#line 1061 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1066 "src/parse-gram.c" break; - case 41: // "char" + case 42: // "[identifier]" + +/* Line 751 of yacc.c */ +#line 200 "src/parse-gram.y" + { fprintf (stderr, "[%s]", ((*yyvaluep).uniqstr)); } +/* Line 751 of yacc.c */ +#line 1075 "src/parse-gram.c" + break; -/* Line 715 of yacc.c */ -#line 169 "src/parse-gram.y" + case 43: // "char" + +/* Line 751 of yacc.c */ +#line 187 "src/parse-gram.y" { fputs (char_name (((*yyvaluep).character)), stderr); } -/* Line 715 of yacc.c */ -#line 1070 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1084 "src/parse-gram.c" break; - case 42: // "epilogue" + case 44: // "epilogue" -/* Line 715 of yacc.c */ -#line 177 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 195 "src/parse-gram.y" { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); } -/* Line 715 of yacc.c */ -#line 1079 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1093 "src/parse-gram.c" break; - case 44: // "identifier" + case 46: // "identifier" -/* Line 715 of yacc.c */ -#line 182 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 199 "src/parse-gram.y" { fputs (((*yyvaluep).uniqstr), stderr); } -/* Line 715 of yacc.c */ -#line 1088 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1102 "src/parse-gram.c" break; - case 45: // "identifier:" + case 47: // "identifier:" -/* Line 715 of yacc.c */ -#line 183 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 201 "src/parse-gram.y" { fprintf (stderr, "%s:", ((*yyvaluep).uniqstr)); } -/* Line 715 of yacc.c */ -#line 1097 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1111 "src/parse-gram.c" break; - case 48: // "%{...%}" + case 50: // "%{...%}" -/* Line 715 of yacc.c */ -#line 177 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 195 "src/parse-gram.y" { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); } -/* Line 715 of yacc.c */ -#line 1106 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1120 "src/parse-gram.c" break; - case 50: // "" + case 52: // "" -/* Line 715 of yacc.c */ -#line 185 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 203 "src/parse-gram.y" { fprintf (stderr, "<%s>", ((*yyvaluep).uniqstr)); } -/* Line 715 of yacc.c */ -#line 1115 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1129 "src/parse-gram.c" break; - case 54: // "%param" + case 55: // "%param" -/* Line 715 of yacc.c */ -#line 230 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 249 "src/parse-gram.y" { switch (((*yyvaluep).param)) { @@ -1130,71 +1144,80 @@ yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp) case param_none: aver (false); break; } } -/* Line 715 of yacc.c */ -#line 1135 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1149 "src/parse-gram.c" + break; + + case 72: // symbol.prec + +/* Line 751 of yacc.c */ +#line 209 "src/parse-gram.y" + { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); } +/* Line 751 of yacc.c */ +#line 1158 "src/parse-gram.c" break; - case 84: // variable + case 85: // variable -/* Line 715 of yacc.c */ -#line 182 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 199 "src/parse-gram.y" { fputs (((*yyvaluep).uniqstr), stderr); } -/* Line 715 of yacc.c */ -#line 1144 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1167 "src/parse-gram.c" break; - case 85: // content.opt + case 86: // content.opt -/* Line 715 of yacc.c */ -#line 177 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 195 "src/parse-gram.y" { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); } -/* Line 715 of yacc.c */ -#line 1153 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1176 "src/parse-gram.c" break; - case 86: // braceless + case 87: // braceless -/* Line 715 of yacc.c */ -#line 177 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 195 "src/parse-gram.y" { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); } -/* Line 715 of yacc.c */ -#line 1162 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1185 "src/parse-gram.c" break; - case 87: // id + case 88: // id -/* Line 715 of yacc.c */ -#line 191 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 209 "src/parse-gram.y" { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); } -/* Line 715 of yacc.c */ -#line 1171 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1194 "src/parse-gram.c" break; - case 88: // id_colon + case 89: // id_colon -/* Line 715 of yacc.c */ -#line 192 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 210 "src/parse-gram.y" { fprintf (stderr, "%s:", ((*yyvaluep).symbol)->tag); } -/* Line 715 of yacc.c */ -#line 1180 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1203 "src/parse-gram.c" break; - case 89: // symbol + case 90: // symbol -/* Line 715 of yacc.c */ -#line 191 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 209 "src/parse-gram.y" { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); } -/* Line 715 of yacc.c */ -#line 1189 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1212 "src/parse-gram.c" break; - case 90: // string_as_id + case 91: // string_as_id -/* Line 715 of yacc.c */ -#line 191 "src/parse-gram.y" +/* Line 751 of yacc.c */ +#line 209 "src/parse-gram.y" { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); } -/* Line 715 of yacc.c */ -#line 1198 "src/parse-gram.c" +/* Line 751 of yacc.c */ +#line 1221 "src/parse-gram.c" break; default: @@ -1330,7 +1353,239 @@ 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 @@ -1434,124 +1689,146 @@ yytnamerr (char *yyres, const char *yystr) # endif /* Copy into *YYMSG, which is of size *YYMSG_ALLOC, an error message - about the unexpected token YYTOKEN while in state YYSTATE. - - Return 0 if *YYMSG was successfully written. Return 1 if an ordinary - "syntax error" message will suffice instead. Return 2 if *YYMSG is - not large enough to hold the message. In the last case, also set - *YYMSG_ALLOC to either (a) the required number of bytes or (b) zero - if the required number of bytes is too large to store. */ + 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). + + 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, - int yystate, int yytoken) + yytype_int16 *yyesa, yytype_int16 **yyes, + YYSIZE_T *yyes_capacity, yytype_int16 *yyssp, int yytoken) { - int yyn = yypact[yystate]; - - if (! (YYPACT_NINF < yyn && yyn <= YYLAST)) - return 1; - else + 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; - 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]); - if (! (yysize <= yysize1 - && yysize1 <= YYSTACK_ALLOC_MAXIMUM)) - { - /* Overflow. */ - *yymsg_alloc = 0; - return 2; - } - 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); - if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM)) + 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_ + } + + yysize1 = yysize + yystrlen (yyformat); + if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM)) + return 2; + yysize = yysize1; + + 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) { - /* Overflow. */ - *yymsg_alloc = 0; - return 2; + yyp += yytnamerr (yyp, yyarg[yyi++]); + yyformat += 2; } - yysize = yysize1; - - if (*yymsg_alloc < yysize) + else { - *yymsg_alloc = 2 * yysize; - if (! (yysize <= *yymsg_alloc - && *yymsg_alloc <= YYSTACK_ALLOC_MAXIMUM)) - *yymsg_alloc = YYSTACK_ALLOC_MAXIMUM; - return 2; + yyp++; + yyformat++; } - - /* 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; - } + } + return 0; } #endif /* YYERROR_VERBOSE */ - /*-----------------------------------------------. | Release the memory associated to this symbol. | @@ -1670,10 +1947,15 @@ 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. */ @@ -1702,6 +1984,11 @@ 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; @@ -1717,23 +2004,23 @@ 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 1200 of yacc.c */ -#line 80 "src/parse-gram.y" +/* Line 1524 of yacc.c */ +#line 98 "src/parse-gram.y" { /* Bison's grammar can initial empty locations, hence a default location is needed. */ boundary_set (&yylloc.start, current_file, 1, 1); boundary_set (&yylloc.end, current_file, 1, 1); } -/* Line 1200 of yacc.c */ -#line 1737 "src/parse-gram.c" +/* Line 1524 of yacc.c */ +#line 2024 "src/parse-gram.c" yylsp[0] = yylloc; goto yysetstate; @@ -1859,12 +2146,16 @@ 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; } @@ -1879,6 +2170,7 @@ yybackup: /* Discard the shifted token. */ yychar = YYEMPTY; + YY_LAC_DISCARD ("shift"); yystate = yyn; *++yyvsp = yylval; @@ -1916,11 +2208,13 @@ yyreduce: /* Default location. */ YYLLOC_DEFAULT (yyloc, (yylsp - yylen), yylen); YY_REDUCE_PRINT (yyn); - switch (yyn) - { - case 6: -/* Line 1413 of yacc.c */ -#line 266 "src/parse-gram.y" + { + int yychar_backup = yychar; + switch (yyn) + { + case 6: +/* Line 1740 of yacc.c */ +#line 285 "src/parse-gram.y" { code_props plain_code; code_props_plain_init (&plain_code, (yyvsp[0].chars), (yylsp[0])); @@ -1930,107 +2224,107 @@ yyreduce: plain_code.code, (yylsp[0])); code_scanner_last_string_free (); } -/* Line 1413 of yacc.c */ -#line 1935 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2229 "src/parse-gram.c" break; case 7: -/* Line 1413 of yacc.c */ -#line 276 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 295 "src/parse-gram.y" { muscle_percent_define_ensure ((yyvsp[0].uniqstr), (yylsp[0]), true); } -/* Line 1413 of yacc.c */ -#line 1945 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2239 "src/parse-gram.c" break; case 8: -/* Line 1413 of yacc.c */ -#line 280 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 299 "src/parse-gram.y" { muscle_percent_define_insert ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars), MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE); } -/* Line 1413 of yacc.c */ -#line 1956 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2250 "src/parse-gram.c" break; case 9: -/* Line 1413 of yacc.c */ -#line 284 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 303 "src/parse-gram.y" { defines_flag = true; } -/* Line 1413 of yacc.c */ -#line 1964 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2258 "src/parse-gram.c" break; case 10: -/* Line 1413 of yacc.c */ -#line 286 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 305 "src/parse-gram.y" { defines_flag = true; spec_defines_file = xstrdup ((yyvsp[0].chars)); } -/* Line 1413 of yacc.c */ -#line 1975 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2269 "src/parse-gram.c" break; case 11: -/* Line 1413 of yacc.c */ -#line 291 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 310 "src/parse-gram.y" { muscle_percent_define_insert ("parse.error", (yylsp[0]), "verbose", MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE); } -/* Line 1413 of yacc.c */ -#line 1986 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2280 "src/parse-gram.c" break; case 12: -/* Line 1413 of yacc.c */ -#line 295 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 314 "src/parse-gram.y" { expected_sr_conflicts = (yyvsp[0].integer); } -/* Line 1413 of yacc.c */ -#line 1994 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2288 "src/parse-gram.c" break; case 13: -/* Line 1413 of yacc.c */ -#line 296 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 315 "src/parse-gram.y" { expected_rr_conflicts = (yyvsp[0].integer); } -/* Line 1413 of yacc.c */ -#line 2002 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2296 "src/parse-gram.c" break; case 14: -/* Line 1413 of yacc.c */ -#line 297 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 316 "src/parse-gram.y" { spec_file_prefix = (yyvsp[0].chars); } -/* Line 1413 of yacc.c */ -#line 2010 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2304 "src/parse-gram.c" break; case 15: -/* Line 1413 of yacc.c */ -#line 298 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 317 "src/parse-gram.y" { spec_file_prefix = (yyvsp[0].chars); } -/* Line 1413 of yacc.c */ -#line 2018 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2312 "src/parse-gram.c" break; case 16: -/* Line 1413 of yacc.c */ -#line 300 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 319 "src/parse-gram.y" { nondeterministic_parser = true; glr_parser = true; } -/* Line 1413 of yacc.c */ -#line 2029 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2323 "src/parse-gram.c" break; case 17: -/* Line 1413 of yacc.c */ -#line 305 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 324 "src/parse-gram.y" { code_props action; code_props_symbol_action_init (&action, (yyvsp[0].code), (yylsp[0])); @@ -2039,96 +2333,96 @@ yyreduce: muscle_code_grow ("initial_action", action.code, (yylsp[0])); code_scanner_last_string_free (); } -/* Line 1413 of yacc.c */ -#line 2044 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2338 "src/parse-gram.c" break; case 18: -/* Line 1413 of yacc.c */ -#line 313 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 332 "src/parse-gram.y" { language_argmatch ((yyvsp[0].chars), grammar_prio, (yylsp[-1])); } -/* Line 1413 of yacc.c */ -#line 2052 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2346 "src/parse-gram.c" break; case 19: -/* Line 1413 of yacc.c */ -#line 314 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 333 "src/parse-gram.y" { spec_name_prefix = (yyvsp[0].chars); } -/* Line 1413 of yacc.c */ -#line 2060 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2354 "src/parse-gram.c" break; case 20: -/* Line 1413 of yacc.c */ -#line 315 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 334 "src/parse-gram.y" { spec_name_prefix = (yyvsp[0].chars); } -/* Line 1413 of yacc.c */ -#line 2068 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2362 "src/parse-gram.c" break; case 21: -/* Line 1413 of yacc.c */ -#line 316 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 335 "src/parse-gram.y" { no_lines_flag = true; } -/* Line 1413 of yacc.c */ -#line 2076 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2370 "src/parse-gram.c" break; case 22: -/* Line 1413 of yacc.c */ -#line 317 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 336 "src/parse-gram.y" { nondeterministic_parser = true; } -/* Line 1413 of yacc.c */ -#line 2084 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2378 "src/parse-gram.c" break; case 23: -/* Line 1413 of yacc.c */ -#line 318 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 337 "src/parse-gram.y" { spec_outfile = (yyvsp[0].chars); } -/* Line 1413 of yacc.c */ -#line 2092 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2386 "src/parse-gram.c" break; case 24: -/* Line 1413 of yacc.c */ -#line 319 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 338 "src/parse-gram.y" { spec_outfile = (yyvsp[0].chars); } -/* Line 1413 of yacc.c */ -#line 2100 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2394 "src/parse-gram.c" break; case 25: -/* Line 1413 of yacc.c */ -#line 320 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 339 "src/parse-gram.y" { current_param = (yyvsp[0].param); } -/* Line 1413 of yacc.c */ -#line 2108 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2402 "src/parse-gram.c" break; case 26: -/* Line 1413 of yacc.c */ -#line 320 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 339 "src/parse-gram.y" { current_param = param_none; } -/* Line 1413 of yacc.c */ -#line 2116 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2410 "src/parse-gram.c" break; case 27: -/* Line 1413 of yacc.c */ -#line 321 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 340 "src/parse-gram.y" { version_check (&(yylsp[0]), (yyvsp[0].chars)); } -/* Line 1413 of yacc.c */ -#line 2124 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2418 "src/parse-gram.c" break; case 28: -/* Line 1413 of yacc.c */ -#line 323 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 342 "src/parse-gram.y" { char const *skeleton_user = (yyvsp[0].chars); - if (strchr (skeleton_user, '/')) + if (mbschr (skeleton_user, '/')) { size_t dir_length = strlen (current_file); char *skeleton_build; @@ -2149,199 +2443,199 @@ yyreduce: } skeleton_arg (skeleton_user, grammar_prio, (yylsp[-1])); } -/* Line 1413 of yacc.c */ -#line 2154 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2448 "src/parse-gram.c" break; case 29: -/* Line 1413 of yacc.c */ -#line 346 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 365 "src/parse-gram.y" { token_table_flag = true; } -/* Line 1413 of yacc.c */ -#line 2162 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2456 "src/parse-gram.c" break; case 30: -/* Line 1413 of yacc.c */ -#line 347 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 366 "src/parse-gram.y" { report_flag |= report_states; } -/* Line 1413 of yacc.c */ -#line 2170 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2464 "src/parse-gram.c" break; case 31: -/* Line 1413 of yacc.c */ -#line 348 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 367 "src/parse-gram.y" { yacc_flag = true; } -/* Line 1413 of yacc.c */ -#line 2178 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2472 "src/parse-gram.c" break; case 33: -/* Line 1413 of yacc.c */ -#line 353 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 372 "src/parse-gram.y" { add_param (current_param, (yyvsp[0].code), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2186 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2480 "src/parse-gram.c" break; case 34: -/* Line 1413 of yacc.c */ -#line 354 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 373 "src/parse-gram.y" { add_param (current_param, (yyvsp[0].code), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2194 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2488 "src/parse-gram.c" break; case 37: -/* Line 1413 of yacc.c */ -#line 366 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 385 "src/parse-gram.y" { grammar_start_symbol_set ((yyvsp[0].symbol), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2204 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2498 "src/parse-gram.c" break; case 38: -/* Line 1413 of yacc.c */ -#line 370 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 389 "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 1413 of yacc.c */ -#line 2217 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2511 "src/parse-gram.c" break; case 39: -/* Line 1413 of yacc.c */ -#line 377 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 396 "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 1413 of yacc.c */ -#line 2230 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2524 "src/parse-gram.c" break; case 40: -/* Line 1413 of yacc.c */ -#line 384 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 403 "src/parse-gram.y" { default_prec = true; } -/* Line 1413 of yacc.c */ -#line 2240 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2534 "src/parse-gram.c" break; case 41: -/* Line 1413 of yacc.c */ -#line 388 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 407 "src/parse-gram.y" { default_prec = false; } -/* Line 1413 of yacc.c */ -#line 2250 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2544 "src/parse-gram.c" break; case 42: -/* Line 1413 of yacc.c */ -#line 392 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 411 "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 1413 of yacc.c */ -#line 2263 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2557 "src/parse-gram.c" break; case 43: -/* Line 1413 of yacc.c */ -#line 399 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 418 "src/parse-gram.y" { muscle_percent_code_grow ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars), (yylsp[0])); code_scanner_last_string_free (); } -/* Line 1413 of yacc.c */ -#line 2274 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2568 "src/parse-gram.c" break; case 44: -/* Line 1413 of yacc.c */ -#line 413 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 432 "src/parse-gram.y" {} -/* Line 1413 of yacc.c */ -#line 2282 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2576 "src/parse-gram.c" break; case 45: -/* Line 1413 of yacc.c */ -#line 414 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 433 "src/parse-gram.y" { muscle_code_grow ("union_name", (yyvsp[0].uniqstr), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2290 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2584 "src/parse-gram.c" break; case 46: -/* Line 1413 of yacc.c */ -#line 419 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 438 "src/parse-gram.y" { union_seen = true; muscle_code_grow ("stype", (yyvsp[0].chars), (yylsp[0])); code_scanner_last_string_free (); } -/* Line 1413 of yacc.c */ -#line 2302 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2596 "src/parse-gram.c" break; case 47: -/* Line 1413 of yacc.c */ -#line 430 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 449 "src/parse-gram.y" { current_class = nterm_sym; } -/* Line 1413 of yacc.c */ -#line 2310 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2604 "src/parse-gram.c" break; case 48: -/* Line 1413 of yacc.c */ -#line 431 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 450 "src/parse-gram.y" { current_class = unknown_sym; current_type = NULL; } -/* Line 1413 of yacc.c */ -#line 2321 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2615 "src/parse-gram.c" break; case 49: -/* Line 1413 of yacc.c */ -#line 435 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 454 "src/parse-gram.y" { current_class = token_sym; } -/* Line 1413 of yacc.c */ -#line 2329 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2623 "src/parse-gram.c" break; case 50: -/* Line 1413 of yacc.c */ -#line 436 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 455 "src/parse-gram.y" { current_class = unknown_sym; current_type = NULL; } -/* Line 1413 of yacc.c */ -#line 2340 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2634 "src/parse-gram.c" break; case 51: -/* Line 1413 of yacc.c */ -#line 441 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 460 "src/parse-gram.y" { symbol_list *list; tag_seen = true; @@ -2349,13 +2643,13 @@ yyreduce: symbol_type_set (list->content.sym, (yyvsp[-1].uniqstr), (yylsp[-1])); symbol_list_free ((yyvsp[0].list)); } -/* Line 1413 of yacc.c */ -#line 2354 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2648 "src/parse-gram.c" break; case 52: -/* Line 1413 of yacc.c */ -#line 452 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 471 "src/parse-gram.y" { symbol_list *list; ++current_prec; @@ -2367,340 +2661,358 @@ yyreduce: symbol_list_free ((yyvsp[0].list)); current_type = NULL; } -/* Line 1413 of yacc.c */ -#line 2372 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2666 "src/parse-gram.c" break; case 53: -/* Line 1413 of yacc.c */ -#line 466 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 485 "src/parse-gram.y" { (yyval.assoc) = left_assoc; } -/* Line 1413 of yacc.c */ -#line 2380 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2674 "src/parse-gram.c" break; case 54: -/* Line 1413 of yacc.c */ -#line 467 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 486 "src/parse-gram.y" { (yyval.assoc) = right_assoc; } -/* Line 1413 of yacc.c */ -#line 2388 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2682 "src/parse-gram.c" break; case 55: -/* Line 1413 of yacc.c */ -#line 468 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 487 "src/parse-gram.y" { (yyval.assoc) = non_assoc; } -/* Line 1413 of yacc.c */ -#line 2396 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2690 "src/parse-gram.c" break; case 56: -/* Line 1413 of yacc.c */ -#line 469 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 488 "src/parse-gram.y" { (yyval.assoc) = precedence_assoc; } -/* Line 1413 of yacc.c */ -#line 2404 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2698 "src/parse-gram.c" break; case 57: -/* Line 1413 of yacc.c */ -#line 473 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 492 "src/parse-gram.y" { current_type = NULL; } -/* Line 1413 of yacc.c */ -#line 2412 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2706 "src/parse-gram.c" break; case 58: -/* Line 1413 of yacc.c */ -#line 474 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 493 "src/parse-gram.y" { current_type = (yyvsp[0].uniqstr); tag_seen = true; } -/* Line 1413 of yacc.c */ -#line 2420 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2714 "src/parse-gram.c" break; case 59: -/* Line 1413 of yacc.c */ -#line 480 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 499 "src/parse-gram.y" { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2428 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2722 "src/parse-gram.c" break; case 60: -/* Line 1413 of yacc.c */ -#line 482 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 501 "src/parse-gram.y" { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); } -/* Line 1413 of yacc.c */ -#line 2436 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2730 "src/parse-gram.c" break; case 61: -/* Line 1413 of yacc.c */ -#line 486 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 505 "src/parse-gram.y" { (yyval.symbol) = (yyvsp[0].symbol); } -/* Line 1413 of yacc.c */ -#line 2444 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2738 "src/parse-gram.c" break; case 62: -/* Line 1413 of yacc.c */ -#line 487 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 506 "src/parse-gram.y" { (yyval.symbol) = (yyvsp[-1].symbol); symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2452 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2746 "src/parse-gram.c" break; case 63: -/* Line 1413 of yacc.c */ -#line 493 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 512 "src/parse-gram.y" { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2460 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2754 "src/parse-gram.c" break; case 64: -/* Line 1413 of yacc.c */ -#line 495 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 514 "src/parse-gram.y" { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); } -/* Line 1413 of yacc.c */ -#line 2468 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2762 "src/parse-gram.c" break; case 65: -/* Line 1413 of yacc.c */ -#line 499 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 518 "src/parse-gram.y" { (yyval.list) = (yyvsp[0].list); } -/* Line 1413 of yacc.c */ -#line 2476 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2770 "src/parse-gram.c" break; case 66: -/* Line 1413 of yacc.c */ -#line 500 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 519 "src/parse-gram.y" { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), (yyvsp[0].list)); } -/* Line 1413 of yacc.c */ -#line 2484 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2778 "src/parse-gram.c" break; case 67: -/* Line 1413 of yacc.c */ -#line 504 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 523 "src/parse-gram.y" { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2492 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2786 "src/parse-gram.c" break; case 68: -/* Line 1413 of yacc.c */ -#line 505 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 524 "src/parse-gram.y" { (yyval.list) = symbol_list_type_new ((yyvsp[0].uniqstr), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2500 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2794 "src/parse-gram.c" break; case 69: -/* Line 1413 of yacc.c */ -#line 506 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 525 "src/parse-gram.y" { (yyval.list) = symbol_list_default_tagged_new ((yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2508 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2802 "src/parse-gram.c" break; case 70: -/* Line 1413 of yacc.c */ -#line 507 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 526 "src/parse-gram.y" { (yyval.list) = symbol_list_default_tagless_new ((yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2516 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2810 "src/parse-gram.c" break; case 71: -/* Line 1413 of yacc.c */ -#line 513 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 532 "src/parse-gram.y" { current_type = (yyvsp[0].uniqstr); tag_seen = true; } -/* Line 1413 of yacc.c */ -#line 2527 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2821 "src/parse-gram.c" break; case 72: -/* Line 1413 of yacc.c */ -#line 518 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 537 "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 1413 of yacc.c */ -#line 2538 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2832 "src/parse-gram.c" break; case 73: -/* Line 1413 of yacc.c */ -#line 523 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 542 "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 1413 of yacc.c */ -#line 2550 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2844 "src/parse-gram.c" break; case 74: -/* Line 1413 of yacc.c */ -#line 529 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 548 "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 1413 of yacc.c */ -#line 2562 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2856 "src/parse-gram.c" break; case 75: -/* Line 1413 of yacc.c */ -#line 535 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 554 "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 1413 of yacc.c */ -#line 2575 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2869 "src/parse-gram.c" break; case 82: -/* Line 1413 of yacc.c */ -#line 565 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 584 "src/parse-gram.y" { yyerrok; } -/* Line 1413 of yacc.c */ -#line 2585 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2879 "src/parse-gram.c" break; case 83: -/* Line 1413 of yacc.c */ -#line 571 "src/parse-gram.y" - { current_lhs = (yyvsp[-1].symbol); current_lhs_location = (yylsp[-1]); - current_lhs_named_ref = (yyvsp[0].named_ref); } -/* Line 1413 of yacc.c */ -#line 2594 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 590 "src/parse-gram.y" + { current_lhs ((yyvsp[-1].symbol), (yylsp[-1]), (yyvsp[0].named_ref)); } +/* Line 1740 of yacc.c */ +#line 2887 "src/parse-gram.c" + break; + + case 84: +/* Line 1740 of yacc.c */ +#line 591 "src/parse-gram.y" + { + /* Free the current lhs. */ + current_lhs (0, (yylsp[-3]), 0); + } +/* Line 1740 of yacc.c */ +#line 2898 "src/parse-gram.c" break; case 85: -/* Line 1413 of yacc.c */ -#line 576 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 598 "src/parse-gram.y" { grammar_current_rule_end ((yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2602 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2906 "src/parse-gram.c" break; case 86: -/* Line 1413 of yacc.c */ -#line 577 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 599 "src/parse-gram.y" { grammar_current_rule_end ((yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2610 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2914 "src/parse-gram.c" break; case 88: -/* Line 1413 of yacc.c */ -#line 583 "src/parse-gram.y" - { grammar_current_rule_begin (current_lhs, current_lhs_location, +/* Line 1740 of yacc.c */ +#line 605 "src/parse-gram.y" + { grammar_current_rule_begin (current_lhs_symbol, current_lhs_location, current_lhs_named_ref); } -/* Line 1413 of yacc.c */ -#line 2619 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2923 "src/parse-gram.c" break; case 89: -/* Line 1413 of yacc.c */ -#line 586 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 608 "src/parse-gram.y" { grammar_current_rule_symbol_append ((yyvsp[-1].symbol), (yylsp[-1]), (yyvsp[0].named_ref)); } -/* Line 1413 of yacc.c */ -#line 2627 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2931 "src/parse-gram.c" break; case 90: -/* Line 1413 of yacc.c */ -#line 588 "src/parse-gram.y" - { grammar_current_rule_action_append ((yyvsp[-1].code), (yylsp[-1]), (yyvsp[0].named_ref)); } -/* Line 1413 of yacc.c */ -#line 2635 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 610 "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 2939 "src/parse-gram.c" break; case 91: -/* Line 1413 of yacc.c */ -#line 590 "src/parse-gram.y" - { grammar_current_rule_prec_set ((yyvsp[0].symbol), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2643 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 612 "src/parse-gram.y" + { grammar_current_rule_action_append ((yyvsp[0].code), (yylsp[0]), NULL, true); } +/* Line 1740 of yacc.c */ +#line 2947 "src/parse-gram.c" break; case 92: -/* Line 1413 of yacc.c */ -#line 592 "src/parse-gram.y" - { grammar_current_rule_dprec_set ((yyvsp[0].integer), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2651 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 614 "src/parse-gram.y" + { grammar_current_rule_prec_set ((yyvsp[0].symbol), (yylsp[0])); } +/* Line 1740 of yacc.c */ +#line 2955 "src/parse-gram.c" break; case 93: -/* Line 1413 of yacc.c */ -#line 594 "src/parse-gram.y" - { grammar_current_rule_merge_set ((yyvsp[0].uniqstr), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2659 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 616 "src/parse-gram.y" + { grammar_current_rule_dprec_set ((yyvsp[0].integer), (yylsp[0])); } +/* Line 1740 of yacc.c */ +#line 2963 "src/parse-gram.c" break; case 94: -/* Line 1413 of yacc.c */ -#line 598 "src/parse-gram.y" - { (yyval.named_ref) = 0; } -/* Line 1413 of yacc.c */ -#line 2667 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 618 "src/parse-gram.y" + { grammar_current_rule_merge_set ((yyvsp[0].uniqstr), (yylsp[0])); } +/* Line 1740 of yacc.c */ +#line 2971 "src/parse-gram.c" break; case 95: -/* Line 1413 of yacc.c */ -#line 600 "src/parse-gram.y" +/* Line 1740 of yacc.c */ +#line 622 "src/parse-gram.y" + { (yyval.named_ref) = 0; } +/* Line 1740 of yacc.c */ +#line 2979 "src/parse-gram.c" + break; + + case 96: +/* Line 1740 of yacc.c */ +#line 624 "src/parse-gram.y" { (yyval.named_ref) = named_ref_new((yyvsp[0].uniqstr), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2675 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2987 "src/parse-gram.c" break; - case 97: -/* Line 1413 of yacc.c */ -#line 612 "src/parse-gram.y" + case 98: +/* Line 1740 of yacc.c */ +#line 635 "src/parse-gram.y" { (yyval.uniqstr) = uniqstr_new ((yyvsp[0].chars)); } -/* Line 1413 of yacc.c */ -#line 2683 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 2995 "src/parse-gram.c" break; - case 98: -/* Line 1413 of yacc.c */ -#line 617 "src/parse-gram.y" + case 99: +/* Line 1740 of yacc.c */ +#line 640 "src/parse-gram.y" { (yyval.chars) = ""; } -/* Line 1413 of yacc.c */ -#line 2691 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3003 "src/parse-gram.c" break; - case 99: -/* Line 1413 of yacc.c */ -#line 618 "src/parse-gram.y" + case 100: +/* Line 1740 of yacc.c */ +#line 641 "src/parse-gram.y" { (yyval.chars) = (yyvsp[0].uniqstr); } -/* Line 1413 of yacc.c */ -#line 2699 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3011 "src/parse-gram.c" break; - case 101: -/* Line 1413 of yacc.c */ -#line 629 "src/parse-gram.y" + case 102: +/* Line 1740 of yacc.c */ +#line 652 "src/parse-gram.y" { code_props plain_code; (yyvsp[0].code)[strlen ((yyvsp[0].code)) - 1] = '\n'; @@ -2709,52 +3021,52 @@ yyreduce: gram_scanner_last_string_free (); (yyval.chars) = plain_code.code; } -/* Line 1413 of yacc.c */ -#line 2714 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3026 "src/parse-gram.c" break; - case 102: -/* Line 1413 of yacc.c */ -#line 649 "src/parse-gram.y" + case 103: +/* Line 1740 of yacc.c */ +#line 672 "src/parse-gram.y" { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2722 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3034 "src/parse-gram.c" break; - case 103: -/* Line 1413 of yacc.c */ -#line 651 "src/parse-gram.y" + case 104: +/* Line 1740 of yacc.c */ +#line 674 "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 1413 of yacc.c */ -#line 2734 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3046 "src/parse-gram.c" break; - case 104: -/* Line 1413 of yacc.c */ -#line 659 "src/parse-gram.y" + case 105: +/* Line 1740 of yacc.c */ +#line 682 "src/parse-gram.y" { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); } -/* Line 1413 of yacc.c */ -#line 2742 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3054 "src/parse-gram.c" break; - case 107: -/* Line 1413 of yacc.c */ -#line 671 "src/parse-gram.y" + case 108: +/* Line 1740 of yacc.c */ +#line 694 "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 1413 of yacc.c */ -#line 2753 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3065 "src/parse-gram.c" break; - case 109: -/* Line 1413 of yacc.c */ -#line 680 "src/parse-gram.y" + case 110: +/* Line 1740 of yacc.c */ +#line 703 "src/parse-gram.y" { code_props plain_code; code_props_plain_init (&plain_code, (yyvsp[0].chars), (yylsp[0])); @@ -2763,15 +3075,29 @@ yyreduce: muscle_code_grow ("epilogue", plain_code.code, (yylsp[0])); code_scanner_last_string_free (); } -/* Line 1413 of yacc.c */ -#line 2768 "src/parse-gram.c" +/* Line 1740 of yacc.c */ +#line 3080 "src/parse-gram.c" break; -/* Line 1413 of yacc.c */ -#line 2773 "src/parse-gram.c" - default: break; - } +/* Line 1740 of yacc.c */ +#line 3085 "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); @@ -2800,6 +3126,10 @@ 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) { @@ -2807,32 +3137,43 @@ yyerrlab: #if ! YYERROR_VERBOSE yyerror (YY_("syntax error")); #else - while (1) - { - int yysyntax_error_status = - yysyntax_error (&yymsg_alloc, &yymsg, yystate, yytoken); - if (yysyntax_error_status == 2 && 0 < yymsg_alloc) - { - if (yymsg != yymsgbuf) - YYSTACK_FREE (yymsg); - yymsg = (char *) YYSTACK_ALLOC (yymsg_alloc); - if (yymsg) - continue; - yymsg = yymsgbuf; - yymsg_alloc = sizeof yymsgbuf; - } - if (yysyntax_error_status == 0) - yyerror (yymsg); - else - yyerror (YY_("syntax error")); - if (yysyntax_error_status == 2) - goto yyexhaustedlab; - break; - } +# define YYSYNTAX_ERROR yysyntax_error (&yymsg_alloc, &yymsg, \ + yyesa, &yyes, &yyes_capacity, \ + yyssp, yytoken) + { + 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) { @@ -2869,7 +3210,7 @@ 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); @@ -2903,7 +3244,7 @@ yyerrlab1: if (yyssp == yyss) YYABORT; - yyerror_range[0] = *yylsp; + yyerror_range[1] = *yylsp; yydestruct ("Error: popping", yystos[yystate], yyvsp, yylsp); YYPOPSTACK (1); @@ -2911,12 +3252,16 @@ 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. */ @@ -2940,7 +3285,7 @@ yyabortlab: yyresult = 1; goto yyreturn; -#if !defined(yyoverflow) || YYERROR_VERBOSE +#if 1 /*-------------------------------------------------. | yyexhaustedlab -- memory exhaustion comes here. | `-------------------------------------------------*/ @@ -2952,8 +3297,13 @@ 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); @@ -2968,6 +3318,8 @@ yyreturn: if (yyss != yyssa) YYSTACK_FREE (yyss); #endif + if (yyes != yyesa) + YYSTACK_FREE (yyes); #if YYERROR_VERBOSE if (yymsg != yymsgbuf) YYSTACK_FREE (yymsg); @@ -2976,8 +3328,8 @@ yyreturn: return YYID (yyresult); } -/* Line 1623 of yacc.c */ -#line 690 "src/parse-gram.y" +/* Line 2000 of yacc.c */ +#line 713 "src/parse-gram.y"