1 /* A Bison parser, made by GNU Bison 2.1a. */
3 /* Skeleton parser for Yacc-like parsing with Bison,
4 Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 Boston, MA 02110-1301, USA. */
21 /* As a special exception, when this file is copied by Bison into a
22 Bison output file, you may use that output file without restriction.
23 This special exception was added by the Free Software Foundation
24 in version 1.24 of Bison. */
26 /* Written by Richard Stallman by simplifying the original so called
27 ``semantic'' parser. */
29 /* All symbols defined below should begin with yy or YY, to avoid
30 infringing on user name space. This should be done even for local
31 variables, as they might otherwise be expanded by user macros.
32 There are some unavoidable exceptions within include files to
33 define necessary library symbols; they are noted "INFRINGES ON
34 USER NAME SPACE" below. */
36 /* Identify Bison output. */
40 #define YYBISON_VERSION "2.1a"
43 #define YYSKELETON_NAME "yacc.c"
48 /* Using locations. */
49 #define YYLSP_NEEDED 1
51 /* Substitute the variable and function names. */
52 #define yyparse gram_parse
53 #define yylex gram_lex
54 #define yyerror gram_error
55 #define yylval gram_lval
56 #define yychar gram_char
57 #define yydebug gram_debug
58 #define yynerrs gram_nerrs
59 #define yylloc gram_lloc
64 /* Put the tokens into the symbol table, so that GDB and other debuggers
73 PERCENT_DESTRUCTOR
= 263,
74 PERCENT_PRINTER
= 264,
78 PERCENT_NONASSOC
= 268,
83 PERCENT_DEFAULT_PREC
= 273,
85 PERCENT_DEFINES
= 275,
86 PERCENT_ERROR_VERBOSE
= 276,
88 PERCENT_EXPECT_RR
= 278,
89 PERCENT_FILE_PREFIX
= 279,
90 PERCENT_GLR_PARSER
= 280,
91 PERCENT_INITIAL_ACTION
= 281,
92 PERCENT_LEX_PARAM
= 282,
93 PERCENT_LOCATIONS
= 283,
94 PERCENT_NAME_PREFIX
= 284,
95 PERCENT_NO_DEFAULT_PREC
= 285,
96 PERCENT_NO_LINES
= 286,
97 PERCENT_NONDETERMINISTIC_PARSER
= 287,
99 PERCENT_PARSE_PARAM
= 289,
100 PERCENT_PURE_PARSER
= 290,
101 PERCENT_REQUIRE
= 291,
102 PERCENT_SKELETON
= 292,
104 PERCENT_TOKEN_TABLE
= 294,
105 PERCENT_VERBOSE
= 295,
113 PERCENT_PERCENT
= 303,
123 #define PERCENT_TOKEN 260
124 #define PERCENT_NTERM 261
125 #define PERCENT_TYPE 262
126 #define PERCENT_DESTRUCTOR 263
127 #define PERCENT_PRINTER 264
128 #define PERCENT_UNION 265
129 #define PERCENT_LEFT 266
130 #define PERCENT_RIGHT 267
131 #define PERCENT_NONASSOC 268
132 #define PERCENT_PREC 269
133 #define PERCENT_DPREC 270
134 #define PERCENT_MERGE 271
135 #define PERCENT_DEBUG 272
136 #define PERCENT_DEFAULT_PREC 273
137 #define PERCENT_DEFINE 274
138 #define PERCENT_DEFINES 275
139 #define PERCENT_ERROR_VERBOSE 276
140 #define PERCENT_EXPECT 277
141 #define PERCENT_EXPECT_RR 278
142 #define PERCENT_FILE_PREFIX 279
143 #define PERCENT_GLR_PARSER 280
144 #define PERCENT_INITIAL_ACTION 281
145 #define PERCENT_LEX_PARAM 282
146 #define PERCENT_LOCATIONS 283
147 #define PERCENT_NAME_PREFIX 284
148 #define PERCENT_NO_DEFAULT_PREC 285
149 #define PERCENT_NO_LINES 286
150 #define PERCENT_NONDETERMINISTIC_PARSER 287
151 #define PERCENT_OUTPUT 288
152 #define PERCENT_PARSE_PARAM 289
153 #define PERCENT_PURE_PARSER 290
154 #define PERCENT_REQUIRE 291
155 #define PERCENT_SKELETON 292
156 #define PERCENT_START 293
157 #define PERCENT_TOKEN_TABLE 294
158 #define PERCENT_VERBOSE 295
159 #define PERCENT_YACC 296
162 #define SEMICOLON 299
166 #define PERCENT_PERCENT 303
169 #define BRACED_CODE 306
174 /* Copy the first part of user declarations. */
175 #line 1 "../../src/parse-gram.y"
176 /* Bison Grammar Parser -*- C -*-
178 Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
180 This file is part of Bison, the GNU Compiler Compiler.
182 This program is free software; you can redistribute it and/or modify
183 it under the terms of the GNU General Public License as published by
184 the Free Software Foundation; either version 2 of the License, or
185 (at your option) any later version.
187 This program is distributed in the hope that it will be useful,
188 but WITHOUT ANY WARRANTY; without even the implied warranty of
189 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
190 GNU General Public License for more details.
192 You should have received a copy of the GNU General Public License
193 along with this program; if not, write to the Free Software
194 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
200 #include "complain.h"
201 #include "conflicts.h"
205 #include "muscle_tab.h"
207 #include "quotearg.h"
210 #include "strverscmp.h"
212 #define YYLLOC_DEFAULT(Current, Rhs, N) (Current) = lloc_default (Rhs, N)
213 static YYLTYPE
lloc_default (YYLTYPE
const *, int);
215 #define YY_LOCATION_PRINT(File, Loc) \
216 location_print (File, Loc)
218 static void version_check (location
const *loc
, char const *version
);
220 /* Request detailed syntax error messages, and pass them to GRAM_ERROR.
221 FIXME: depends on the undocumented availability of YYLLOC. */
223 #define yyerror(Msg) \
224 gram_error (&yylloc, Msg)
225 static void gram_error (location
const *, char const *);
227 static void add_param (char const *, char *, location
);
229 static symbol_class current_class
= unknown_sym
;
230 static uniqstr current_type
= 0;
232 location current_lhs_location
;
234 static int current_prec
= 0;
237 /* Enabling traces. */
242 /* Enabling verbose error messages. */
243 #ifdef YYERROR_VERBOSE
244 # undef YYERROR_VERBOSE
245 # define YYERROR_VERBOSE 1
247 # define YYERROR_VERBOSE 1
250 /* Enabling the token table. */
251 #ifndef YYTOKEN_TABLE
252 # define YYTOKEN_TABLE 0
255 #if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
256 #line 82 "../../src/parse-gram.y"
257 typedef union YYSTYPE
{
265 /* Line 196 of yacc.c. */
266 #line 267 "../../src/parse-gram.c"
267 # define yystype YYSTYPE /* obsolescent; will be withdrawn */
268 # define YYSTYPE_IS_DECLARED 1
269 # define YYSTYPE_IS_TRIVIAL 1
272 #if ! defined (YYLTYPE) && ! defined (YYLTYPE_IS_DECLARED)
273 typedef struct YYLTYPE
280 # define yyltype YYLTYPE /* obsolescent; will be withdrawn */
281 # define YYLTYPE_IS_DECLARED 1
282 # define YYLTYPE_IS_TRIVIAL 1
286 /* Copy the second part of user declarations. */
289 /* Line 219 of yacc.c. */
290 #line 291 "../../src/parse-gram.c"
293 # if defined (__SIZE_TYPE__)
294 # define YYSIZE_T __SIZE_TYPE__
295 # elif defined (size_t)
296 # define YYSIZE_T size_t
297 # elif ! defined (YYSIZE_T) && (defined (__STDC__) || defined (__cplusplus))
298 # include <stddef.h> /* INFRINGES ON USER NAME SPACE */
299 # define YYSIZE_T size_t
301 # define YYSIZE_T unsigned int
305 #define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
310 # include <libintl.h> /* INFRINGES ON USER NAME SPACE */
311 # define YY_(msgid) dgettext ("bison-runtime", msgid)
315 # define YY_(msgid) msgid
319 #if ! defined (yyoverflow) || YYERROR_VERBOSE
321 /* The parser invokes alloca or malloc; define the necessary symbols. */
323 # ifdef YYSTACK_USE_ALLOCA
324 # if YYSTACK_USE_ALLOCA
326 # define YYSTACK_ALLOC __builtin_alloca
327 # elif defined (__BUILTIN_VA_ARG_INCR)
328 # include <alloca.h> /* INFRINGES ON USER NAME SPACE */
329 # elif defined (_AIX)
330 # define YYSTACK_ALLOC __alloca
331 # elif defined (_MSC_VER)
332 # include <malloc.h> /* INFRINGES ON USER NAME SPACE */
333 # define alloca _alloca
335 # define YYSTACK_ALLOC alloca
336 # if (! defined (_ALLOCA_H) && ! defined (_STDLIB_H) \
337 && (defined (__STDC__) || defined (__cplusplus)))
338 # include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
347 # ifdef YYSTACK_ALLOC
348 /* Pacify GCC's `empty if-body' warning. */
349 # define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
350 # ifndef YYSTACK_ALLOC_MAXIMUM
351 /* The OS might guarantee only one guard page at the bottom of the stack,
352 and a page size can be as small as 4096 bytes. So we cannot safely
353 invoke alloca (N) if N exceeds 4096. Use a slightly smaller number
354 to allow for a few compiler-allocated temporary stack slots. */
355 # define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2005 */
358 # define YYSTACK_ALLOC YYMALLOC
359 # define YYSTACK_FREE YYFREE
360 # ifndef YYSTACK_ALLOC_MAXIMUM
361 # define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
367 # define YYMALLOC malloc
368 # if (! defined (malloc) && ! defined (_STDLIB_H) \
369 && (defined (__STDC__) || defined (__cplusplus)))
370 void *malloc (YYSIZE_T
); /* INFRINGES ON USER NAME SPACE */
375 # if (! defined (free) && ! defined (_STDLIB_H) \
376 && (defined (__STDC__) || defined (__cplusplus)))
377 void free (void *); /* INFRINGES ON USER NAME SPACE */
384 #endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */
387 #if (! defined (yyoverflow) \
388 && (! defined (__cplusplus) \
389 || (defined (YYLTYPE_IS_TRIVIAL) && YYLTYPE_IS_TRIVIAL \
390 && defined (YYSTYPE_IS_TRIVIAL) && YYSTYPE_IS_TRIVIAL)))
392 /* A type that is properly aligned for any stack member. */
400 /* The size of the maximum gap between one aligned stack and the next. */
401 # define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
403 /* The size of an array large to enough to hold all stacks, each with
405 # define YYSTACK_BYTES(N) \
406 ((N) * (sizeof (short int) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \
407 + 2 * YYSTACK_GAP_MAXIMUM)
409 /* Copy COUNT objects from FROM to TO. The source and destination do
412 # if defined (__GNUC__) && 1 < __GNUC__
413 # define YYCOPY(To, From, Count) \
414 __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
416 # define YYCOPY(To, From, Count) \
420 for (yyi = 0; yyi < (Count); yyi++) \
421 (To)[yyi] = (From)[yyi]; \
427 /* Relocate STACK from its old location to the new one. The
428 local variables YYSIZE and YYSTACKSIZE give the old and new number of
429 elements in the stack, and YYPTR gives the new location of the
430 stack. Advance YYPTR to a properly aligned location for the next
432 # define YYSTACK_RELOCATE(Stack) \
435 YYSIZE_T yynewbytes; \
436 YYCOPY (&yyptr->Stack, Stack, yysize); \
437 Stack = &yyptr->Stack; \
438 yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
439 yyptr += yynewbytes / sizeof (*yyptr); \
445 #if defined (__STDC__) || defined (__cplusplus)
446 typedef signed char yysigned_char
;
448 typedef short int yysigned_char
;
451 /* YYFINAL -- State number of the termination state. */
453 /* YYLAST -- Last index in YYTABLE. */
456 /* YYNTOKENS -- Number of terminals. */
458 /* YYNNTS -- Number of nonterminals. */
460 /* YYNRULES -- Number of rules. */
462 /* YYNRULES -- Number of states. */
463 #define YYNSTATES 110
465 /* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
467 #define YYMAXUTOK 306
469 #define YYTRANSLATE(YYX) \
470 ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
472 /* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
473 static const unsigned char yytranslate
[] =
475 0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
476 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
477 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
478 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
479 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
480 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
481 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
482 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
483 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
484 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
485 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
486 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
487 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
488 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
489 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
490 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
491 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
492 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
493 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
494 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
495 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
496 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
497 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
498 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
499 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
500 2, 2, 2, 2, 2, 2, 1, 2, 3, 4,
501 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
502 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
503 25, 26, 27, 28, 29, 30, 31, 32, 33, 34,
504 35, 36, 37, 38, 39, 40, 41, 42, 43, 44,
505 45, 46, 47, 48, 49, 50, 51
509 /* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
511 static const unsigned char yyprhs
[] =
513 0, 0, 3, 8, 9, 12, 14, 16, 18, 21,
514 25, 27, 29, 32, 35, 39, 41, 43, 45, 47,
515 51, 53, 55, 59, 61, 63, 66, 69, 71, 73,
516 75, 77, 79, 81, 84, 86, 89, 92, 94, 96,
517 97, 101, 102, 106, 110, 114, 116, 118, 120, 121,
518 123, 125, 128, 130, 132, 135, 138, 142, 144, 147,
519 149, 152, 154, 157, 160, 161, 165, 167, 171, 174,
520 175, 178, 181, 185, 189, 193, 195, 197, 199, 201,
524 /* YYRHS -- A `-1'-separated list of the rules' RHS. */
525 static const yysigned_char yyrhs
[] =
527 53, 0, -1, 54, 48, 66, 76, -1, -1, 54,
528 55, -1, 56, -1, 49, -1, 17, -1, 19, 75,
529 -1, 19, 75, 75, -1, 20, -1, 21, -1, 22,
530 4, -1, 23, 4, -1, 24, 43, 75, -1, 25,
531 -1, 26, -1, 27, -1, 28, -1, 29, 43, 75,
532 -1, 31, -1, 32, -1, 33, 43, 75, -1, 34,
533 -1, 35, -1, 36, 75, -1, 37, 75, -1, 39,
534 -1, 40, -1, 41, -1, 44, -1, 60, -1, 57,
535 -1, 38, 72, -1, 10, -1, 8, 63, -1, 9,
536 63, -1, 18, -1, 30, -1, -1, 6, 58, 65,
537 -1, -1, 5, 59, 65, -1, 7, 42, 63, -1,
538 61, 62, 63, -1, 11, -1, 12, -1, 13, -1,
539 -1, 42, -1, 72, -1, 63, 72, -1, 42, -1,
540 46, -1, 46, 4, -1, 46, 74, -1, 46, 4,
541 74, -1, 64, -1, 65, 64, -1, 67, -1, 66,
542 67, -1, 68, -1, 56, 44, -1, 1, 44, -1,
543 -1, 47, 69, 70, -1, 71, -1, 70, 45, 71,
544 -1, 70, 44, -1, -1, 71, 72, -1, 71, 73,
545 -1, 71, 14, 72, -1, 71, 15, 4, -1, 71,
546 16, 42, -1, 46, -1, 74, -1, 51, -1, 3,
547 -1, 3, -1, -1, 48, 50, -1
550 /* YYRLINE[YYN] -- source line where rule number YYN was defined. */
551 static const unsigned short int yyrline
[] =
553 0, 192, 192, 200, 202, 206, 207, 208, 209, 210,
554 211, 212, 213, 214, 215, 216, 221, 225, 226, 227,
555 228, 229, 230, 231, 232, 233, 234, 235, 236, 237,
556 238, 242, 243, 244, 248, 254, 261, 268, 272, 279,
557 279, 284, 284, 289, 299, 314, 315, 316, 320, 321,
558 327, 328, 333, 337, 342, 348, 354, 365, 366, 375,
559 376, 382, 383, 388, 395, 395, 399, 400, 401, 406,
560 407, 409, 411, 413, 415, 420, 421, 425, 431, 440,
565 #if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE
566 /* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
567 First, the terminals, then, starting at YYNTOKENS, nonterminals. */
568 static const char *const yytname
[] =
570 "\"end of file\"", "error", "$undefined", "\"string\"", "\"integer\"",
571 "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%destructor {...}\"",
572 "\"%printer {...}\"", "\"%union {...}\"", "\"%left\"", "\"%right\"",
573 "\"%nonassoc\"", "\"%prec\"", "\"%dprec\"", "\"%merge\"", "\"%debug\"",
574 "\"%default-prec\"", "\"%define\"", "\"%defines\"", "\"%error-verbose\"",
575 "\"%expect\"", "\"%expect-rr\"", "\"%file-prefix\"", "\"%glr-parser\"",
576 "\"%initial-action {...}\"", "\"%lex-param {...}\"", "\"%locations\"",
577 "\"%name-prefix\"", "\"%no-default-prec\"", "\"%no-lines\"",
578 "\"%nondeterministic-parser\"", "\"%output\"", "\"%parse-param {...}\"",
579 "\"%pure-parser\"", "\"%require\"", "\"%skeleton\"", "\"%start\"",
580 "\"%token-table\"", "\"%verbose\"", "\"%yacc\"", "\"type\"", "\"=\"",
581 "\";\"", "\"|\"", "\"identifier\"", "\"identifier:\"", "\"%%\"",
582 "\"%{...%}\"", "\"epilogue\"", "\"{...}\"", "$accept", "input",
583 "declarations", "declaration", "grammar_declaration",
584 "symbol_declaration", "@1", "@2", "precedence_declaration",
585 "precedence_declarator", "type.opt", "symbols.1", "symbol_def",
586 "symbol_defs.1", "grammar", "rules_or_grammar_declaration", "rules",
587 "@3", "rhses.1", "rhs", "symbol", "action", "string_as_id",
588 "string_content", "epilogue.opt", 0
593 /* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
595 static const unsigned short int yytoknum
[] =
597 0, 256, 257, 258, 259, 260, 261, 262, 263, 264,
598 265, 266, 267, 268, 269, 270, 271, 272, 273, 274,
599 275, 276, 277, 278, 279, 280, 281, 282, 283, 284,
600 285, 286, 287, 288, 289, 290, 291, 292, 293, 294,
601 295, 296, 297, 298, 299, 300, 301, 302, 303, 304,
606 /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
607 static const unsigned char yyr1
[] =
609 0, 52, 53, 54, 54, 55, 55, 55, 55, 55,
610 55, 55, 55, 55, 55, 55, 55, 55, 55, 55,
611 55, 55, 55, 55, 55, 55, 55, 55, 55, 55,
612 55, 56, 56, 56, 56, 56, 56, 56, 56, 58,
613 57, 59, 57, 57, 60, 61, 61, 61, 62, 62,
614 63, 63, 64, 64, 64, 64, 64, 65, 65, 66,
615 66, 67, 67, 67, 69, 68, 70, 70, 70, 71,
616 71, 71, 71, 71, 71, 72, 72, 73, 74, 75,
620 /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
621 static const unsigned char yyr2
[] =
623 0, 2, 4, 0, 2, 1, 1, 1, 2, 3,
624 1, 1, 2, 2, 3, 1, 1, 1, 1, 3,
625 1, 1, 3, 1, 1, 2, 2, 1, 1, 1,
626 1, 1, 1, 2, 1, 2, 2, 1, 1, 0,
627 3, 0, 3, 3, 3, 1, 1, 1, 0, 1,
628 1, 2, 1, 1, 2, 2, 3, 1, 2, 1,
629 2, 1, 2, 2, 0, 3, 1, 3, 2, 0,
630 2, 2, 3, 3, 3, 1, 1, 1, 1, 1,
634 /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
635 STATE-NUM when YYTABLE doesn't specify something else to do. Zero
636 means the default is an error. */
637 static const unsigned char yydefact
[] =
639 3, 0, 0, 1, 41, 39, 0, 0, 0, 34,
640 45, 46, 47, 7, 37, 0, 10, 11, 0, 0,
641 0, 15, 16, 17, 18, 0, 38, 20, 21, 0,
642 23, 24, 0, 0, 0, 27, 28, 29, 30, 0,
643 6, 4, 5, 32, 31, 48, 0, 0, 0, 78,
644 75, 35, 50, 76, 36, 79, 8, 12, 13, 0,
645 0, 0, 25, 26, 33, 0, 64, 0, 0, 59,
646 61, 49, 0, 52, 53, 57, 42, 40, 43, 51,
647 9, 14, 19, 22, 63, 69, 62, 0, 60, 2,
648 44, 54, 55, 58, 65, 66, 81, 56, 68, 69,
649 0, 0, 0, 77, 70, 71, 67, 72, 73, 74
652 /* YYDEFGOTO[NTERM-NUM]. */
653 static const yysigned_char yydefgoto
[] =
655 -1, 1, 2, 41, 67, 43, 47, 46, 44, 45,
656 72, 51, 75, 76, 68, 69, 70, 85, 94, 95,
660 /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
662 #define YYPACT_NINF -69
663 static const yysigned_char yypact
[] =
665 -69, 5, 112, -69, -69, -69, -35, 0, 0, -69,
666 -69, -69, -69, -69, -69, 13, -69, -69, 20, 31,
667 -18, -69, -69, -69, -69, -6, -69, -69, -69, -5,
668 -69, -69, 13, 13, 0, -69, -69, -69, -69, 69,
669 -69, -69, -69, -69, -69, -2, -38, -38, 0, -69,
670 -69, 0, -69, -69, 0, -69, 13, -69, -69, 13,
671 13, 13, -69, -69, -69, -8, -69, 3, 21, -69,
672 -69, -69, 0, -69, 6, -69, -38, -38, 0, -69,
673 -69, -69, -69, -69, -69, -69, -69, 2, -69, -69,
674 0, 39, -69, -69, -33, -1, -69, -69, -69, -69,
675 0, 44, 1, -69, -69, -69, -1, -69, -69, -69
678 /* YYPGOTO[NTERM-NUM]. */
679 static const yysigned_char yypgoto
[] =
681 -69, -69, -69, -69, 47, -69, -69, -69, -69, -69,
682 -69, -7, -58, 7, -69, -15, -69, -69, -69, -44,
683 -34, -69, -68, 30, -69
686 /* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If
687 positive, shift that token. If negative, reduce the rule which
688 number is the opposite. If zero, do what YYDEFACT says.
689 If YYTABLE_NINF, syntax error. */
690 #define YYTABLE_NINF -81
691 static const yysigned_char yytable
[] =
693 64, 54, 49, 49, 73, 3, 92, 48, 74, 49,
694 91, 98, 99, 100, 101, 102, 55, 79, 93, 93,
695 79, -80, 65, 97, 57, 59, 4, 5, 6, 7,
696 8, 9, 10, 11, 12, 58, 84, 60, 61, 14,
697 71, 78, 49, 109, 79, 50, 50, 86, 108, 42,
698 103, 26, 96, 88, 77, 106, 79, 0, 0, 34,
699 0, 104, 62, 63, 0, 90, 107, 0, 66, 87,
700 65, 0, 104, 0, 4, 5, 6, 7, 8, 9,
701 10, 11, 12, 0, 0, 0, 80, 14, 0, 81,
702 82, 83, 0, 0, 0, 0, 0, 0, 0, 26,
703 0, 0, 0, 0, 0, 0, 0, 34, 0, 0,
704 0, 0, 0, 0, 0, 0, 66, 4, 5, 6,
705 7, 8, 9, 10, 11, 12, 0, 0, 0, 13,
706 14, 15, 16, 17, 18, 19, 20, 21, 22, 23,
707 24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
708 34, 35, 36, 37, 0, 0, 38, 0, 0, 0,
712 static const yysigned_char yycheck
[] =
714 34, 8, 3, 3, 42, 0, 74, 42, 46, 3,
715 4, 44, 45, 14, 15, 16, 3, 51, 76, 77,
716 54, 0, 1, 91, 4, 43, 5, 6, 7, 8,
717 9, 10, 11, 12, 13, 4, 44, 43, 43, 18,
718 42, 48, 3, 42, 78, 46, 46, 44, 4, 2,
719 51, 30, 50, 68, 47, 99, 90, -1, -1, 38,
720 -1, 95, 32, 33, -1, 72, 100, -1, 47, 48,
721 1, -1, 106, -1, 5, 6, 7, 8, 9, 10,
722 11, 12, 13, -1, -1, -1, 56, 18, -1, 59,
723 60, 61, -1, -1, -1, -1, -1, -1, -1, 30,
724 -1, -1, -1, -1, -1, -1, -1, 38, -1, -1,
725 -1, -1, -1, -1, -1, -1, 47, 5, 6, 7,
726 8, 9, 10, 11, 12, 13, -1, -1, -1, 17,
727 18, 19, 20, 21, 22, 23, 24, 25, 26, 27,
728 28, 29, 30, 31, 32, 33, 34, 35, 36, 37,
729 38, 39, 40, 41, -1, -1, 44, -1, -1, -1,
733 /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
734 symbol of state STATE-NUM. */
735 static const unsigned char yystos
[] =
737 0, 53, 54, 0, 5, 6, 7, 8, 9, 10,
738 11, 12, 13, 17, 18, 19, 20, 21, 22, 23,
739 24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
740 34, 35, 36, 37, 38, 39, 40, 41, 44, 48,
741 49, 55, 56, 57, 60, 61, 59, 58, 42, 3,
742 46, 63, 72, 74, 63, 3, 75, 4, 4, 43,
743 43, 43, 75, 75, 72, 1, 47, 56, 66, 67,
744 68, 42, 62, 42, 46, 64, 65, 65, 63, 72,
745 75, 75, 75, 75, 44, 69, 44, 48, 67, 76,
746 63, 4, 74, 64, 70, 71, 50, 74, 44, 45,
747 14, 15, 16, 51, 72, 73, 71, 72, 4, 42
750 #define yyerrok (yyerrstatus = 0)
751 #define yyclearin (yychar = YYEMPTY)
755 #define YYACCEPT goto yyacceptlab
756 #define YYABORT goto yyabortlab
757 #define YYERROR goto yyerrorlab
760 /* Like YYERROR except do call yyerror. This remains here temporarily
761 to ease the transition to the new meaning of YYERROR, for GCC.
762 Once GCC version 2 has supplanted version 1, this can go. */
764 #define YYFAIL goto yyerrlab
766 #define YYRECOVERING() (!!yyerrstatus)
768 #define YYBACKUP(Token, Value) \
770 if (yychar == YYEMPTY && yylen == 1) \
774 yytoken = YYTRANSLATE (yychar); \
780 yyerror (YY_("syntax error: cannot back up")); \
787 #define YYERRCODE 256
790 /* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
791 If N is 0, then set CURRENT to the empty location which ends
792 the previous symbol: RHS[0] (always defined). */
794 #define YYRHSLOC(Rhs, K) ((Rhs)[K])
795 #ifndef YYLLOC_DEFAULT
796 # define YYLLOC_DEFAULT(Current, Rhs, N) \
800 (Current).first_line = YYRHSLOC (Rhs, 1).first_line; \
801 (Current).first_column = YYRHSLOC (Rhs, 1).first_column; \
802 (Current).last_line = YYRHSLOC (Rhs, N).last_line; \
803 (Current).last_column = YYRHSLOC (Rhs, N).last_column; \
807 (Current).first_line = (Current).last_line = \
808 YYRHSLOC (Rhs, 0).last_line; \
809 (Current).first_column = (Current).last_column = \
810 YYRHSLOC (Rhs, 0).last_column; \
816 /* YY_LOCATION_PRINT -- Print the location on the stream.
817 This macro was not mandated originally: define only if we know
818 we won't break user code: when these are the locations we know. */
820 #ifndef YY_LOCATION_PRINT
821 # if YYLTYPE_IS_TRIVIAL
822 # define YY_LOCATION_PRINT(File, Loc) \
823 fprintf (File, "%d.%d-%d.%d", \
824 (Loc).first_line, (Loc).first_column, \
825 (Loc).last_line, (Loc).last_column)
827 # define YY_LOCATION_PRINT(File, Loc) ((void) 0)
832 /* YYLEX -- calling `yylex' with the right arguments. */
835 # define YYLEX yylex (&yylval, &yylloc, YYLEX_PARAM)
837 # define YYLEX yylex (&yylval, &yylloc)
840 /* Enable debugging if requested. */
844 # include <stdio.h> /* INFRINGES ON USER NAME SPACE */
845 # define YYFPRINTF fprintf
848 # define YYDPRINTF(Args) \
854 # define YY_SYMBOL_PRINT(Title, Type, Value, Location) \
858 YYFPRINTF (stderr, "%s ", Title); \
859 yysymprint (stderr, \
860 Type, Value, Location); \
861 YYFPRINTF (stderr, "\n"); \
865 /*------------------------------------------------------------------.
866 | yy_stack_print -- Print the state stack from its BOTTOM up to its |
868 `------------------------------------------------------------------*/
870 #if defined (__STDC__) || defined (__cplusplus)
872 yy_stack_print (short int *bottom
, short int *top
)
875 yy_stack_print (bottom
, top
)
880 YYFPRINTF (stderr
, "Stack now");
881 for (/* Nothing. */; bottom
<= top
; ++bottom
)
882 YYFPRINTF (stderr
, " %d", *bottom
);
883 YYFPRINTF (stderr
, "\n");
886 # define YY_STACK_PRINT(Bottom, Top) \
889 yy_stack_print ((Bottom), (Top)); \
893 /*------------------------------------------------.
894 | Report that the YYRULE is going to be reduced. |
895 `------------------------------------------------*/
897 #if defined (__STDC__) || defined (__cplusplus)
899 yy_reduce_print (int yyrule
)
902 yy_reduce_print (yyrule
)
907 unsigned long int yylno
= yyrline
[yyrule
];
908 YYFPRINTF (stderr
, "Reducing stack by rule %d (line %lu), ",
910 /* Print the symbols being reduced, and their result. */
911 for (yyi
= yyprhs
[yyrule
]; 0 <= yyrhs
[yyi
]; yyi
++)
912 YYFPRINTF (stderr
, "%s ", yytname
[yyrhs
[yyi
]]);
913 YYFPRINTF (stderr
, "-> %s\n", yytname
[yyr1
[yyrule
]]);
916 # define YY_REDUCE_PRINT(Rule) \
919 yy_reduce_print (Rule); \
922 /* Nonzero means print parse trace. It is left uninitialized so that
923 multiple parsers can coexist. */
926 # define YYDPRINTF(Args)
927 # define YY_SYMBOL_PRINT(Title, Type, Value, Location)
928 # define YY_STACK_PRINT(Bottom, Top)
929 # define YY_REDUCE_PRINT(Rule)
930 #endif /* !YYDEBUG */
933 /* YYINITDEPTH -- initial size of the parser's stacks. */
935 # define YYINITDEPTH 200
938 /* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
939 if the built-in stack extension method is used).
941 Do not make this value too large; the results are undefined if
942 YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
943 evaluated with infinite-precision integer arithmetic. */
946 # define YYMAXDEPTH 10000
954 # if defined (__GLIBC__) && defined (_STRING_H)
955 # define yystrlen strlen
957 /* Return the length of YYSTR. */
959 # if defined (__STDC__) || defined (__cplusplus)
960 yystrlen (const char *yystr
)
966 const char *yys
= yystr
;
968 while (*yys
++ != '\0')
971 return yys
- yystr
- 1;
977 # if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE)
978 # define yystpcpy stpcpy
980 /* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
983 # if defined (__STDC__) || defined (__cplusplus)
984 yystpcpy (char *yydest
, const char *yysrc
)
986 yystpcpy (yydest
, yysrc
)
992 const char *yys
= yysrc
;
994 while ((*yyd
++ = *yys
++) != '\0')
1003 /* Copy to YYRES the contents of YYSTR after stripping away unnecessary
1004 quotes and backslashes, so that it's suitable for yyerror. The
1005 heuristic is that double-quoting is unnecessary unless the string
1006 contains an apostrophe, a comma, or backslash (other than
1007 backslash-backslash). YYSTR is taken from yytname. If YYRES is
1008 null, do not copy; instead, return the length of what the result
1011 yytnamerr (char *yyres
, const char *yystr
)
1016 char const *yyp
= yystr
;
1023 goto do_not_strip_quotes
;
1027 goto do_not_strip_quotes
;
1040 do_not_strip_quotes
: ;
1044 return yystrlen (yystr
);
1046 return yystpcpy (yyres
, yystr
) - yyres
;
1050 /* Copy into YYRESULT an error message about the unexpected token
1051 YYCHAR while in state YYSTATE. Return the number of bytes copied,
1052 including the terminating null byte. If YYRESULT is null, do not
1053 copy anything; just return the number of bytes that would be
1054 copied. As a special case, return 0 if an ordinary "syntax error"
1055 message will do. Return YYSIZE_MAXIMUM if overflow occurs during
1056 size calculation. */
1058 yysyntax_error (char *yyresult
, int yystate
, int yychar
)
1060 int yyn
= yypact
[yystate
];
1062 if (! (YYPACT_NINF
< yyn
&& yyn
< YYLAST
))
1066 int yytype
= YYTRANSLATE (yychar
);
1067 YYSIZE_T yysize0
= yytnamerr (0, yytname
[yytype
]);
1068 YYSIZE_T yysize
= yysize0
;
1070 int yysize_overflow
= 0;
1071 enum { YYERROR_VERBOSE_ARGS_MAXIMUM
= 5 };
1072 char const *yyarg
[YYERROR_VERBOSE_ARGS_MAXIMUM
];
1076 /* This is so xgettext sees the translatable formats that are
1077 constructed on the fly. */
1078 YY_("syntax error, unexpected %s");
1079 YY_("syntax error, unexpected %s, expecting %s");
1080 YY_("syntax error, unexpected %s, expecting %s or %s");
1081 YY_("syntax error, unexpected %s, expecting %s or %s or %s");
1082 YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s");
1086 static char const yyunexpected
[] = "syntax error, unexpected %s";
1087 static char const yyexpecting
[] = ", expecting %s";
1088 static char const yyor
[] = " or %s";
1089 char yyformat
[sizeof yyunexpected
1090 + sizeof yyexpecting
- 1
1091 + ((YYERROR_VERBOSE_ARGS_MAXIMUM
- 2)
1092 * (sizeof yyor
- 1))];
1093 char const *yyprefix
= yyexpecting
;
1095 /* Start YYX at -YYN if negative to avoid negative indexes in
1097 int yyxbegin
= yyn
< 0 ? -yyn
: 0;
1099 /* Stay within bounds of both yycheck and yytname. */
1100 int yychecklim
= YYLAST
- yyn
;
1101 int yyxend
= yychecklim
< YYNTOKENS
? yychecklim
: YYNTOKENS
;
1104 yyarg
[0] = yytname
[yytype
];
1105 yyfmt
= yystpcpy (yyformat
, yyunexpected
);
1107 for (yyx
= yyxbegin
; yyx
< yyxend
; ++yyx
)
1108 if (yycheck
[yyx
+ yyn
] == yyx
&& yyx
!= YYTERROR
)
1110 if (yycount
== YYERROR_VERBOSE_ARGS_MAXIMUM
)
1114 yyformat
[sizeof yyunexpected
- 1] = '\0';
1117 yyarg
[yycount
++] = yytname
[yyx
];
1118 yysize1
= yysize
+ yytnamerr (0, yytname
[yyx
]);
1119 yysize_overflow
|= yysize1
< yysize
;
1121 yyfmt
= yystpcpy (yyfmt
, yyprefix
);
1125 yyf
= YY_(yyformat
);
1126 yysize1
= yysize
+ yystrlen (yyf
);
1127 yysize_overflow
|= yysize1
< yysize
;
1130 if (yysize_overflow
)
1131 return YYSIZE_MAXIMUM
;
1135 /* Avoid sprintf, as that infringes on the user's name space.
1136 Don't have undefined behavior even if the translation
1137 produced a string with the wrong number of "%s"s. */
1138 char *yyp
= yyresult
;
1140 while ((*yyp
= *yyf
))
1142 if (*yyp
== '%' && yyf
[1] == 's' && yyi
< yycount
)
1144 yyp
+= yytnamerr (yyp
, yyarg
[yyi
++]);
1157 #endif /* YYERROR_VERBOSE */
1161 /*--------------------------------.
1162 | Print this symbol on YYOUTPUT. |
1163 `--------------------------------*/
1165 #if defined (__STDC__) || defined (__cplusplus)
1167 yysymprint (FILE *yyoutput
, int yytype
, YYSTYPE
*yyvaluep
, YYLTYPE
*yylocationp
)
1170 yysymprint (yyoutput
, yytype
, yyvaluep
, yylocationp
)
1174 YYLTYPE
*yylocationp
;
1177 /* Pacify ``unused variable'' warnings. */
1181 if (yytype
< YYNTOKENS
)
1182 YYFPRINTF (yyoutput
, "token %s (", yytname
[yytype
]);
1184 YYFPRINTF (yyoutput
, "nterm %s (", yytname
[yytype
]);
1186 YY_LOCATION_PRINT (yyoutput
, *yylocationp
);
1187 YYFPRINTF (yyoutput
, ": ");
1190 if (yytype
< YYNTOKENS
)
1191 YYPRINT (yyoutput
, yytoknum
[yytype
], *yyvaluep
);
1195 case 3: /* "\"string\"" */
1196 #line 169 "../../src/parse-gram.y"
1197 { fprintf (stderr
, "\"%s\"", (yyvaluep
->chars
)); };
1198 #line 1199 "../../src/parse-gram.c"
1200 case 4: /* "\"integer\"" */
1201 #line 182 "../../src/parse-gram.y"
1202 { fprintf (stderr
, "%d", (yyvaluep
->integer
)); };
1203 #line 1204 "../../src/parse-gram.c"
1205 case 8: /* "\"%destructor {...}\"" */
1206 #line 171 "../../src/parse-gram.y"
1207 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1208 #line 1209 "../../src/parse-gram.c"
1210 case 9: /* "\"%printer {...}\"" */
1211 #line 175 "../../src/parse-gram.y"
1212 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1213 #line 1214 "../../src/parse-gram.c"
1215 case 10: /* "\"%union {...}\"" */
1216 #line 176 "../../src/parse-gram.y"
1217 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1218 #line 1219 "../../src/parse-gram.c"
1220 case 26: /* "\"%initial-action {...}\"" */
1221 #line 172 "../../src/parse-gram.y"
1222 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1223 #line 1224 "../../src/parse-gram.c"
1225 case 27: /* "\"%lex-param {...}\"" */
1226 #line 173 "../../src/parse-gram.y"
1227 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1228 #line 1229 "../../src/parse-gram.c"
1230 case 34: /* "\"%parse-param {...}\"" */
1231 #line 174 "../../src/parse-gram.y"
1232 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1233 #line 1234 "../../src/parse-gram.c"
1235 case 42: /* "\"type\"" */
1236 #line 180 "../../src/parse-gram.y"
1237 { fprintf (stderr
, "<%s>", (yyvaluep
->uniqstr
)); };
1238 #line 1239 "../../src/parse-gram.c"
1240 case 46: /* "\"identifier\"" */
1241 #line 184 "../../src/parse-gram.y"
1242 { fprintf (stderr
, "%s", (yyvaluep
->symbol
)->tag
); };
1243 #line 1244 "../../src/parse-gram.c"
1245 case 47: /* "\"identifier:\"" */
1246 #line 186 "../../src/parse-gram.y"
1247 { fprintf (stderr
, "%s:", (yyvaluep
->symbol
)->tag
); };
1248 #line 1249 "../../src/parse-gram.c"
1250 case 49: /* "\"%{...%}\"" */
1251 #line 178 "../../src/parse-gram.y"
1252 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1253 #line 1254 "../../src/parse-gram.c"
1255 case 50: /* "\"epilogue\"" */
1256 #line 178 "../../src/parse-gram.y"
1257 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1258 #line 1259 "../../src/parse-gram.c"
1260 case 51: /* "\"{...}\"" */
1261 #line 177 "../../src/parse-gram.y"
1262 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1263 #line 1264 "../../src/parse-gram.c"
1265 case 72: /* "symbol" */
1266 #line 184 "../../src/parse-gram.y"
1267 { fprintf (stderr
, "%s", (yyvaluep
->symbol
)->tag
); };
1268 #line 1269 "../../src/parse-gram.c"
1270 case 73: /* "action" */
1271 #line 177 "../../src/parse-gram.y"
1272 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1273 #line 1274 "../../src/parse-gram.c"
1275 case 74: /* "string_as_id" */
1276 #line 184 "../../src/parse-gram.y"
1277 { fprintf (stderr
, "%s", (yyvaluep
->symbol
)->tag
); };
1278 #line 1279 "../../src/parse-gram.c"
1280 case 75: /* "string_content" */
1281 #line 169 "../../src/parse-gram.y"
1282 { fprintf (stderr
, "\"%s\"", (yyvaluep
->chars
)); };
1283 #line 1284 "../../src/parse-gram.c"
1288 YYFPRINTF (yyoutput
, ")");
1291 #endif /* ! YYDEBUG */
1292 /*-----------------------------------------------.
1293 | Release the memory associated to this symbol. |
1294 `-----------------------------------------------*/
1296 #if defined (__STDC__) || defined (__cplusplus)
1298 yydestruct (const char *yymsg
, int yytype
, YYSTYPE
*yyvaluep
, YYLTYPE
*yylocationp
)
1301 yydestruct (yymsg
, yytype
, yyvaluep
, yylocationp
)
1305 YYLTYPE
*yylocationp
;
1308 /* Pacify ``unused variable'' warnings. */
1314 YY_SYMBOL_PRINT (yymsg
, yytype
, yyvaluep
, yylocationp
);
1325 /* Prevent warnings from -Wmissing-prototypes. */
1327 #ifdef YYPARSE_PARAM
1328 # if defined (__STDC__) || defined (__cplusplus)
1329 int yyparse (void *YYPARSE_PARAM
);
1333 #else /* ! YYPARSE_PARAM */
1334 #if defined (__STDC__) || defined (__cplusplus)
1339 #endif /* ! YYPARSE_PARAM */
1350 #ifdef YYPARSE_PARAM
1351 # if defined (__STDC__) || defined (__cplusplus)
1352 int yyparse (void *YYPARSE_PARAM
)
1354 int yyparse (YYPARSE_PARAM
)
1355 void *YYPARSE_PARAM
;
1357 #else /* ! YYPARSE_PARAM */
1358 #if defined (__STDC__) || defined (__cplusplus)
1368 /* The look-ahead symbol. */
1371 /* The semantic value of the look-ahead symbol. */
1374 /* Number of syntax errors so far. */
1376 /* Location data for the look-ahead symbol. */
1382 /* Number of tokens to shift before error messages enabled. */
1384 /* Look-ahead token as an internal (translated) token number. */
1387 /* Buffer for error messages, and its allocated size. */
1389 char *yymsg
= yymsgbuf
;
1390 YYSIZE_T yymsg_alloc
= sizeof yymsgbuf
;
1393 /* Three stacks and their tools:
1394 `yyss': related to states,
1395 `yyvs': related to semantic values,
1396 `yyls': related to locations.
1398 Refer to the stacks thru separate pointers, to allow yyoverflow
1399 to reallocate them elsewhere. */
1401 /* The state stack. */
1402 short int yyssa
[YYINITDEPTH
];
1403 short int *yyss
= yyssa
;
1406 /* The semantic value stack. */
1407 YYSTYPE yyvsa
[YYINITDEPTH
];
1408 YYSTYPE
*yyvs
= yyvsa
;
1411 /* The location stack. */
1412 YYLTYPE yylsa
[YYINITDEPTH
];
1413 YYLTYPE
*yyls
= yylsa
;
1415 /* The locations where the error started and ended. */
1416 YYLTYPE yyerror_range
[2];
1418 #define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
1420 YYSIZE_T yystacksize
= YYINITDEPTH
;
1422 /* The variables used to return semantic value and location from the
1427 /* When reducing, the number of symbols on the RHS of the reduced
1431 YYDPRINTF ((stderr
, "Starting parse\n"));
1436 yychar
= YYEMPTY
; /* Cause a token to be read. */
1438 /* Initialize stack pointers.
1439 Waste one element of value and location stack
1440 so that they stay on the same level as the state stack.
1441 The wasted elements are never initialized. */
1446 #if YYLTYPE_IS_TRIVIAL
1447 /* Initialize the default location before parsing starts. */
1448 yylloc
.first_line
= yylloc
.last_line
= 1;
1449 yylloc
.first_column
= yylloc
.last_column
= 0;
1453 /* User initialization code. */
1454 #line 72 "../../src/parse-gram.y"
1456 /* Bison's grammar can initial empty locations, hence a default
1457 location is needed. */
1458 yylloc
.start
.file
= yylloc
.end
.file
= current_file
;
1459 yylloc
.start
.line
= yylloc
.end
.line
= 1;
1460 yylloc
.start
.column
= yylloc
.end
.column
= 0;
1462 /* Line 1053 of yacc.c. */
1463 #line 1464 "../../src/parse-gram.c"
1467 /*------------------------------------------------------------.
1468 | yynewstate -- Push a new state, which is found in yystate. |
1469 `------------------------------------------------------------*/
1471 /* In all cases, when you get here, the value and location stacks
1472 have just been pushed. so pushing a state here evens the stacks.
1479 if (yyss
+ yystacksize
- 1 <= yyssp
)
1481 /* Get the current used size of the three stacks, in elements. */
1482 YYSIZE_T yysize
= yyssp
- yyss
+ 1;
1486 /* Give user a chance to reallocate the stack. Use copies of
1487 these so that the &'s don't force the real ones into
1489 YYSTYPE
*yyvs1
= yyvs
;
1490 short int *yyss1
= yyss
;
1491 YYLTYPE
*yyls1
= yyls
;
1493 /* Each stack pointer address is followed by the size of the
1494 data in use in that stack, in bytes. This used to be a
1495 conditional around just the two extra args, but that might
1496 be undefined if yyoverflow is a macro. */
1497 yyoverflow (YY_("memory exhausted"),
1498 &yyss1
, yysize
* sizeof (*yyssp
),
1499 &yyvs1
, yysize
* sizeof (*yyvsp
),
1500 &yyls1
, yysize
* sizeof (*yylsp
),
1506 #else /* no yyoverflow */
1507 # ifndef YYSTACK_RELOCATE
1508 goto yyexhaustedlab
;
1510 /* Extend the stack our own way. */
1511 if (YYMAXDEPTH
<= yystacksize
)
1512 goto yyexhaustedlab
;
1514 if (YYMAXDEPTH
< yystacksize
)
1515 yystacksize
= YYMAXDEPTH
;
1518 short int *yyss1
= yyss
;
1519 union yyalloc
*yyptr
=
1520 (union yyalloc
*) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize
));
1522 goto yyexhaustedlab
;
1523 YYSTACK_RELOCATE (yyss
);
1524 YYSTACK_RELOCATE (yyvs
);
1525 YYSTACK_RELOCATE (yyls
);
1526 # undef YYSTACK_RELOCATE
1528 YYSTACK_FREE (yyss1
);
1531 #endif /* no yyoverflow */
1533 yyssp
= yyss
+ yysize
- 1;
1534 yyvsp
= yyvs
+ yysize
- 1;
1535 yylsp
= yyls
+ yysize
- 1;
1537 YYDPRINTF ((stderr
, "Stack size increased to %lu\n",
1538 (unsigned long int) yystacksize
));
1540 if (yyss
+ yystacksize
- 1 <= yyssp
)
1544 YYDPRINTF ((stderr
, "Entering state %d\n", yystate
));
1553 /* Do appropriate processing given the current state. */
1554 /* Read a look-ahead token if we need one and don't already have one. */
1557 /* First try to decide what to do without reference to look-ahead token. */
1559 yyn
= yypact
[yystate
];
1560 if (yyn
== YYPACT_NINF
)
1563 /* Not known => get a look-ahead token if don't already have one. */
1565 /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead symbol. */
1566 if (yychar
== YYEMPTY
)
1568 YYDPRINTF ((stderr
, "Reading a token: "));
1572 if (yychar
<= YYEOF
)
1574 yychar
= yytoken
= YYEOF
;
1575 YYDPRINTF ((stderr
, "Now at end of input.\n"));
1579 yytoken
= YYTRANSLATE (yychar
);
1580 YY_SYMBOL_PRINT ("Next token is", yytoken
, &yylval
, &yylloc
);
1583 /* If the proper action on seeing token YYTOKEN is to reduce or to
1584 detect an error, take that action. */
1586 if (yyn
< 0 || YYLAST
< yyn
|| yycheck
[yyn
] != yytoken
)
1591 if (yyn
== 0 || yyn
== YYTABLE_NINF
)
1600 /* Shift the look-ahead token. */
1601 YY_SYMBOL_PRINT ("Shifting", yytoken
, &yylval
, &yylloc
);
1603 /* Discard the token being shifted unless it is eof. */
1604 if (yychar
!= YYEOF
)
1610 /* Count tokens shifted since error; after three, turn off error
1619 /*-----------------------------------------------------------.
1620 | yydefault -- do the default action for the current state. |
1621 `-----------------------------------------------------------*/
1623 yyn
= yydefact
[yystate
];
1629 /*-----------------------------.
1630 | yyreduce -- Do a reduction. |
1631 `-----------------------------*/
1633 /* yyn is the number of a rule to reduce with. */
1636 /* If YYLEN is nonzero, implement the default value of the action:
1639 Otherwise, the following line sets YYVAL to garbage.
1640 This behavior is undocumented and Bison
1641 users should not rely upon it. Assigning to YYVAL
1642 unconditionally makes the parser a bit smaller, and it avoids a
1643 GCC warning that YYVAL may be used uninitialized. */
1644 yyval
= yyvsp
[1-yylen
];
1646 /* Default location. */
1647 YYLLOC_DEFAULT (yyloc
, yylsp
- yylen
, yylen
);
1648 YY_REDUCE_PRINT (yyn
);
1652 #line 207 "../../src/parse-gram.y"
1653 { prologue_augment ((yyvsp
[0].chars
), (yylsp
[0])); }
1657 #line 208 "../../src/parse-gram.y"
1658 { debug_flag
= true; }
1662 #line 209 "../../src/parse-gram.y"
1663 { muscle_insert ((yyvsp
[0].chars
), "1"); }
1667 #line 210 "../../src/parse-gram.y"
1668 { muscle_insert ((yyvsp
[-1].chars
), (yyvsp
[0].chars
)); }
1672 #line 211 "../../src/parse-gram.y"
1673 { defines_flag
= true; }
1677 #line 212 "../../src/parse-gram.y"
1678 { error_verbose
= true; }
1682 #line 213 "../../src/parse-gram.y"
1683 { expected_sr_conflicts
= (yyvsp
[0].integer
); }
1687 #line 214 "../../src/parse-gram.y"
1688 { expected_rr_conflicts
= (yyvsp
[0].integer
); }
1692 #line 215 "../../src/parse-gram.y"
1693 { spec_file_prefix
= (yyvsp
[0].chars
); }
1697 #line 217 "../../src/parse-gram.y"
1699 nondeterministic_parser
= true;
1705 #line 222 "../../src/parse-gram.y"
1707 muscle_code_grow ("initial_action", (yyvsp
[0].chars
), (yylsp
[0]));
1712 #line 225 "../../src/parse-gram.y"
1713 { add_param ("lex_param", (yyvsp
[0].chars
), (yylsp
[0])); }
1717 #line 226 "../../src/parse-gram.y"
1718 { locations_flag
= true; }
1722 #line 227 "../../src/parse-gram.y"
1723 { spec_name_prefix
= (yyvsp
[0].chars
); }
1727 #line 228 "../../src/parse-gram.y"
1728 { no_lines_flag
= true; }
1732 #line 229 "../../src/parse-gram.y"
1733 { nondeterministic_parser
= true; }
1737 #line 230 "../../src/parse-gram.y"
1738 { spec_outfile
= (yyvsp
[0].chars
); }
1742 #line 231 "../../src/parse-gram.y"
1743 { add_param ("parse_param", (yyvsp
[0].chars
), (yylsp
[0])); }
1747 #line 232 "../../src/parse-gram.y"
1748 { pure_parser
= true; }
1752 #line 233 "../../src/parse-gram.y"
1753 { version_check (&(yylsp
[0]), (yyvsp
[0].chars
)); }
1757 #line 234 "../../src/parse-gram.y"
1758 { skeleton
= (yyvsp
[0].chars
); }
1762 #line 235 "../../src/parse-gram.y"
1763 { token_table_flag
= true; }
1767 #line 236 "../../src/parse-gram.y"
1768 { report_flag
= report_states
; }
1772 #line 237 "../../src/parse-gram.y"
1773 { yacc_flag
= true; }
1777 #line 245 "../../src/parse-gram.y"
1779 grammar_start_symbol_set ((yyvsp
[0].symbol
), (yylsp
[0]));
1784 #line 249 "../../src/parse-gram.y"
1787 MUSCLE_INSERT_INT ("stype_line", (yylsp
[0]).start
.line
);
1788 muscle_insert ("stype", (yyvsp
[0].chars
));
1793 #line 255 "../../src/parse-gram.y"
1796 for (list
= (yyvsp
[0].list
); list
; list
= list
->next
)
1797 symbol_destructor_set (list
->sym
, (yyvsp
[-1].chars
), (yylsp
[-1]));
1798 symbol_list_free ((yyvsp
[0].list
));
1803 #line 262 "../../src/parse-gram.y"
1806 for (list
= (yyvsp
[0].list
); list
; list
= list
->next
)
1807 symbol_printer_set (list
->sym
, (yyvsp
[-1].chars
), list
->location
);
1808 symbol_list_free ((yyvsp
[0].list
));
1813 #line 269 "../../src/parse-gram.y"
1815 default_prec
= true;
1820 #line 273 "../../src/parse-gram.y"
1822 default_prec
= false;
1827 #line 279 "../../src/parse-gram.y"
1828 { current_class
= nterm_sym
; }
1832 #line 280 "../../src/parse-gram.y"
1834 current_class
= unknown_sym
;
1835 current_type
= NULL
;
1840 #line 284 "../../src/parse-gram.y"
1841 { current_class
= token_sym
; }
1845 #line 285 "../../src/parse-gram.y"
1847 current_class
= unknown_sym
;
1848 current_type
= NULL
;
1853 #line 290 "../../src/parse-gram.y"
1856 for (list
= (yyvsp
[0].list
); list
; list
= list
->next
)
1857 symbol_type_set (list
->sym
, (yyvsp
[-1].uniqstr
), (yylsp
[-1]));
1858 symbol_list_free ((yyvsp
[0].list
));
1863 #line 300 "../../src/parse-gram.y"
1867 for (list
= (yyvsp
[0].list
); list
; list
= list
->next
)
1869 symbol_type_set (list
->sym
, current_type
, (yylsp
[-1]));
1870 symbol_precedence_set (list
->sym
, current_prec
, (yyvsp
[-2].assoc
), (yylsp
[-2]));
1872 symbol_list_free ((yyvsp
[0].list
));
1873 current_type
= NULL
;
1878 #line 314 "../../src/parse-gram.y"
1879 { (yyval
.assoc
) = left_assoc
; }
1883 #line 315 "../../src/parse-gram.y"
1884 { (yyval
.assoc
) = right_assoc
; }
1888 #line 316 "../../src/parse-gram.y"
1889 { (yyval
.assoc
) = non_assoc
; }
1893 #line 320 "../../src/parse-gram.y"
1894 { current_type
= NULL
; }
1898 #line 321 "../../src/parse-gram.y"
1899 { current_type
= (yyvsp
[0].uniqstr
); }
1903 #line 327 "../../src/parse-gram.y"
1904 { (yyval
.list
) = symbol_list_new ((yyvsp
[0].symbol
), (yylsp
[0])); }
1908 #line 328 "../../src/parse-gram.y"
1909 { (yyval
.list
) = symbol_list_prepend ((yyvsp
[-1].list
), (yyvsp
[0].symbol
), (yylsp
[0])); }
1913 #line 334 "../../src/parse-gram.y"
1915 current_type
= (yyvsp
[0].uniqstr
);
1920 #line 338 "../../src/parse-gram.y"
1922 symbol_class_set ((yyvsp
[0].symbol
), current_class
, (yylsp
[0]));
1923 symbol_type_set ((yyvsp
[0].symbol
), current_type
, (yylsp
[0]));
1928 #line 343 "../../src/parse-gram.y"
1930 symbol_class_set ((yyvsp
[-1].symbol
), current_class
, (yylsp
[-1]));
1931 symbol_type_set ((yyvsp
[-1].symbol
), current_type
, (yylsp
[-1]));
1932 symbol_user_token_number_set ((yyvsp
[-1].symbol
), (yyvsp
[0].integer
), (yylsp
[0]));
1937 #line 349 "../../src/parse-gram.y"
1939 symbol_class_set ((yyvsp
[-1].symbol
), current_class
, (yylsp
[-1]));
1940 symbol_type_set ((yyvsp
[-1].symbol
), current_type
, (yylsp
[-1]));
1941 symbol_make_alias ((yyvsp
[-1].symbol
), (yyvsp
[0].symbol
), (yyloc
));
1946 #line 355 "../../src/parse-gram.y"
1948 symbol_class_set ((yyvsp
[-2].symbol
), current_class
, (yylsp
[-2]));
1949 symbol_type_set ((yyvsp
[-2].symbol
), current_type
, (yylsp
[-2]));
1950 symbol_user_token_number_set ((yyvsp
[-2].symbol
), (yyvsp
[-1].integer
), (yylsp
[-1]));
1951 symbol_make_alias ((yyvsp
[-2].symbol
), (yyvsp
[0].symbol
), (yyloc
));
1956 #line 384 "../../src/parse-gram.y"
1959 complain_at ((yyloc
), _("POSIX forbids declarations in the grammar"));
1964 #line 389 "../../src/parse-gram.y"
1971 #line 395 "../../src/parse-gram.y"
1972 { current_lhs
= (yyvsp
[0].symbol
); current_lhs_location
= (yylsp
[0]); }
1976 #line 399 "../../src/parse-gram.y"
1977 { grammar_rule_end ((yylsp
[0])); }
1981 #line 400 "../../src/parse-gram.y"
1982 { grammar_rule_end ((yylsp
[0])); }
1986 #line 406 "../../src/parse-gram.y"
1987 { grammar_rule_begin (current_lhs
, current_lhs_location
); }
1991 #line 408 "../../src/parse-gram.y"
1992 { grammar_current_rule_symbol_append ((yyvsp
[0].symbol
), (yylsp
[0])); }
1996 #line 410 "../../src/parse-gram.y"
1997 { grammar_current_rule_action_append ((yyvsp
[0].chars
), (yylsp
[0])); }
2001 #line 412 "../../src/parse-gram.y"
2002 { grammar_current_rule_prec_set ((yyvsp
[0].symbol
), (yylsp
[0])); }
2006 #line 414 "../../src/parse-gram.y"
2007 { grammar_current_rule_dprec_set ((yyvsp
[0].integer
), (yylsp
[0])); }
2011 #line 416 "../../src/parse-gram.y"
2012 { grammar_current_rule_merge_set ((yyvsp
[0].uniqstr
), (yylsp
[0])); }
2016 #line 420 "../../src/parse-gram.y"
2017 { (yyval
.symbol
) = (yyvsp
[0].symbol
); }
2021 #line 421 "../../src/parse-gram.y"
2022 { (yyval
.symbol
) = (yyvsp
[0].symbol
); }
2026 #line 426 "../../src/parse-gram.y"
2027 { (yyval
.chars
) = (yyvsp
[0].chars
); }
2031 #line 432 "../../src/parse-gram.y"
2033 (yyval
.symbol
) = symbol_get (quotearg_style (c_quoting_style
, (yyvsp
[0].chars
)), (yylsp
[0]));
2034 symbol_class_set ((yyval
.symbol
), token_sym
, (yylsp
[0]));
2039 #line 441 "../../src/parse-gram.y"
2040 { (yyval
.chars
) = (yyvsp
[0].chars
); }
2044 #line 448 "../../src/parse-gram.y"
2046 muscle_code_grow ("epilogue", (yyvsp
[0].chars
), (yylsp
[0]));
2047 scanner_last_string_free ();
2055 /* Line 1249 of yacc.c. */
2056 #line 2057 "../../src/parse-gram.c"
2062 YY_STACK_PRINT (yyss
, yyssp
);
2067 /* Now `shift' the result of the reduction. Determine what state
2068 that goes to, based on the state we popped back to and the rule
2069 number reduced by. */
2073 yystate
= yypgoto
[yyn
- YYNTOKENS
] + *yyssp
;
2074 if (0 <= yystate
&& yystate
<= YYLAST
&& yycheck
[yystate
] == *yyssp
)
2075 yystate
= yytable
[yystate
];
2077 yystate
= yydefgoto
[yyn
- YYNTOKENS
];
2082 /*------------------------------------.
2083 | yyerrlab -- here on detecting error |
2084 `------------------------------------*/
2086 /* If not already recovering from an error, report this error. */
2090 #if ! YYERROR_VERBOSE
2091 yyerror (YY_("syntax error"));
2094 YYSIZE_T yysize
= yysyntax_error (0, yystate
, yychar
);
2095 if (yymsg_alloc
< yysize
&& yymsg_alloc
< YYSTACK_ALLOC_MAXIMUM
)
2097 YYSIZE_T yyalloc
= 2 * yysize
;
2098 if (! (yysize
<= yyalloc
&& yyalloc
<= YYSTACK_ALLOC_MAXIMUM
))
2099 yyalloc
= YYSTACK_ALLOC_MAXIMUM
;
2100 if (yymsg
!= yymsgbuf
)
2101 YYSTACK_FREE (yymsg
);
2102 yymsg
= (char *) YYSTACK_ALLOC (yyalloc
);
2104 yymsg_alloc
= yyalloc
;
2108 yymsg_alloc
= sizeof yymsgbuf
;
2112 if (0 < yysize
&& yysize
<= yymsg_alloc
)
2114 (void) yysyntax_error (yymsg
, yystate
, yychar
);
2119 yyerror (YY_("syntax error"));
2121 goto yyexhaustedlab
;
2127 yyerror_range
[0] = yylloc
;
2129 if (yyerrstatus
== 3)
2131 /* If just tried and failed to reuse look-ahead token after an
2132 error, discard it. */
2134 if (yychar
<= YYEOF
)
2136 /* Return failure if at end of input. */
2137 if (yychar
== YYEOF
)
2142 yydestruct ("Error: discarding", yytoken
, &yylval
, &yylloc
);
2147 /* Else will try to reuse look-ahead token after shifting the error
2152 /*---------------------------------------------------.
2153 | yyerrorlab -- error raised explicitly by YYERROR. |
2154 `---------------------------------------------------*/
2157 /* Pacify compilers like GCC when the user code never invokes
2158 YYERROR and the label yyerrorlab therefore never appears in user
2163 yyerror_range
[0] = yylsp
[1-yylen
];
2171 /*-------------------------------------------------------------.
2172 | yyerrlab1 -- common code for both syntax error and YYERROR. |
2173 `-------------------------------------------------------------*/
2175 yyerrstatus
= 3; /* Each real token shifted decrements this. */
2179 yyn
= yypact
[yystate
];
2180 if (yyn
!= YYPACT_NINF
)
2183 if (0 <= yyn
&& yyn
<= YYLAST
&& yycheck
[yyn
] == YYTERROR
)
2191 /* Pop the current state because it cannot handle the error token. */
2195 yyerror_range
[0] = *yylsp
;
2196 yydestruct ("Error: popping", yystos
[yystate
], yyvsp
, yylsp
);
2199 YY_STACK_PRINT (yyss
, yyssp
);
2207 yyerror_range
[1] = yylloc
;
2208 /* Using YYLLOC is tempting, but would change the location of
2209 the look-ahead. YYLOC is available though. */
2210 YYLLOC_DEFAULT (yyloc
, yyerror_range
- 1, 2);
2213 /* Shift the error token. */
2214 YY_SYMBOL_PRINT ("Shifting", yystos
[yyn
], yyvsp
, yylsp
);
2220 /*-------------------------------------.
2221 | yyacceptlab -- YYACCEPT comes here. |
2222 `-------------------------------------*/
2227 /*-----------------------------------.
2228 | yyabortlab -- YYABORT comes here. |
2229 `-----------------------------------*/
2235 /*-------------------------------------------------.
2236 | yyexhaustedlab -- memory exhaustion comes here. |
2237 `-------------------------------------------------*/
2239 yyerror (YY_("memory exhausted"));
2245 if (yychar
!= YYEOF
&& yychar
!= YYEMPTY
)
2246 yydestruct ("Cleanup: discarding lookahead",
2247 yytoken
, &yylval
, &yylloc
);
2248 while (yyssp
!= yyss
)
2250 yydestruct ("Cleanup: popping",
2251 yystos
[*yyssp
], yyvsp
, yylsp
);
2256 YYSTACK_FREE (yyss
);
2259 if (yymsg
!= yymsgbuf
)
2260 YYSTACK_FREE (yymsg
);
2266 #line 454 "../../src/parse-gram.y"
2270 /* Return the location of the left-hand side of a rule whose
2271 right-hand side is RHS[1] ... RHS[N]. Ignore empty nonterminals in
2272 the right-hand side, and return an empty location equal to the end
2273 boundary of RHS[0] if the right-hand side is empty. */
2276 lloc_default (YYLTYPE
const *rhs
, int n
)
2281 /* SGI MIPSpro 7.4.1m miscompiles "loc.start = loc.end = rhs[n].end;".
2282 The bug is fixed in 7.4.2m, but play it safe for now. */
2283 loc
.start
= rhs
[n
].end
;
2284 loc
.end
= rhs
[n
].end
;
2286 /* Ignore empty nonterminals the start of the the right-hand side.
2287 Do not bother to ignore them at the end of the right-hand side,
2288 since empty nonterminals have the same end as their predecessors. */
2289 for (i
= 1; i
<= n
; i
++)
2290 if (! equal_boundaries (rhs
[i
].start
, rhs
[i
].end
))
2292 loc
.start
= rhs
[i
].start
;
2300 /* Add a lex-param or a parse-param (depending on TYPE) with
2301 declaration DECL and location LOC. */
2304 add_param (char const *type
, char *decl
, location loc
)
2306 static char const alphanum
[26 + 26 + 1 + 10] =
2307 "abcdefghijklmnopqrstuvwxyz"
2308 "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
2311 char const *name_start
= NULL
;
2314 /* Stop on last actual character. */
2315 for (p
= decl
; p
[1]; p
++)
2317 || ! memchr (alphanum
, p
[-1], sizeof alphanum
))
2318 && memchr (alphanum
, p
[0], sizeof alphanum
- 10))
2321 /* Strip the surrounding '{' and '}', and any blanks just inside
2323 while (*--p
== ' ' || *p
== '\t')
2326 while (*++decl
== ' ' || *decl
== '\t')
2330 complain_at (loc
, _("missing identifier in parameter declaration"));
2337 memchr (alphanum
, name_start
[name_len
], sizeof alphanum
);
2341 name
= xmalloc (name_len
+ 1);
2342 memcpy (name
, name_start
, name_len
);
2343 name
[name_len
] = '\0';
2344 muscle_pair_list_grow (type
, decl
, name
);
2348 scanner_last_string_free ();
2352 version_check (location
const *loc
, char const *version
)
2354 if (strverscmp (version
, PACKAGE_VERSION
) > 0)
2355 complain_at (*loc
, "require bison %s, but have %s",
2356 version
, PACKAGE_VERSION
);
2360 gram_error (location
const *loc
, char const *msg
)
2362 complain_at (*loc
, "%s", msg
);
2366 token_name (int type
)
2368 return yytname
[YYTRANSLATE (type
)];