1 /* A Bison parser, made by GNU Bison 2.0a. */
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 YYSKELETON_NAME "yacc.c"
45 /* Using locations. */
46 #define YYLSP_NEEDED 1
48 /* Substitute the variable and function names. */
49 #define yyparse gram_parse
50 #define yylex gram_lex
51 #define yyerror gram_error
52 #define yylval gram_lval
53 #define yychar gram_char
54 #define yydebug gram_debug
55 #define yynerrs gram_nerrs
56 #define yylloc gram_lloc
61 /* Put the tokens into the symbol table, so that GDB and other debuggers
70 PERCENT_DESTRUCTOR
= 263,
71 PERCENT_PRINTER
= 264,
75 PERCENT_NONASSOC
= 268,
80 PERCENT_DEFAULT_PREC
= 273,
82 PERCENT_DEFINES
= 275,
83 PERCENT_ERROR_VERBOSE
= 276,
85 PERCENT_EXPECT_RR
= 278,
86 PERCENT_FILE_PREFIX
= 279,
87 PERCENT_GLR_PARSER
= 280,
88 PERCENT_INITIAL_ACTION
= 281,
89 PERCENT_LEX_PARAM
= 282,
90 PERCENT_LOCATIONS
= 283,
91 PERCENT_NAME_PREFIX
= 284,
92 PERCENT_NO_DEFAULT_PREC
= 285,
93 PERCENT_NO_LINES
= 286,
94 PERCENT_NONDETERMINISTIC_PARSER
= 287,
96 PERCENT_PARSE_PARAM
= 289,
97 PERCENT_PURE_PARSER
= 290,
98 PERCENT_SKELETON
= 291,
100 PERCENT_TOKEN_TABLE
= 293,
101 PERCENT_VERBOSE
= 294,
109 PERCENT_PERCENT
= 302,
118 #define PERCENT_TOKEN 260
119 #define PERCENT_NTERM 261
120 #define PERCENT_TYPE 262
121 #define PERCENT_DESTRUCTOR 263
122 #define PERCENT_PRINTER 264
123 #define PERCENT_UNION 265
124 #define PERCENT_LEFT 266
125 #define PERCENT_RIGHT 267
126 #define PERCENT_NONASSOC 268
127 #define PERCENT_PREC 269
128 #define PERCENT_DPREC 270
129 #define PERCENT_MERGE 271
130 #define PERCENT_DEBUG 272
131 #define PERCENT_DEFAULT_PREC 273
132 #define PERCENT_DEFINE 274
133 #define PERCENT_DEFINES 275
134 #define PERCENT_ERROR_VERBOSE 276
135 #define PERCENT_EXPECT 277
136 #define PERCENT_EXPECT_RR 278
137 #define PERCENT_FILE_PREFIX 279
138 #define PERCENT_GLR_PARSER 280
139 #define PERCENT_INITIAL_ACTION 281
140 #define PERCENT_LEX_PARAM 282
141 #define PERCENT_LOCATIONS 283
142 #define PERCENT_NAME_PREFIX 284
143 #define PERCENT_NO_DEFAULT_PREC 285
144 #define PERCENT_NO_LINES 286
145 #define PERCENT_NONDETERMINISTIC_PARSER 287
146 #define PERCENT_OUTPUT 288
147 #define PERCENT_PARSE_PARAM 289
148 #define PERCENT_PURE_PARSER 290
149 #define PERCENT_SKELETON 291
150 #define PERCENT_START 292
151 #define PERCENT_TOKEN_TABLE 293
152 #define PERCENT_VERBOSE 294
153 #define PERCENT_YACC 295
156 #define SEMICOLON 298
160 #define PERCENT_PERCENT 302
163 #define BRACED_CODE 305
168 /* Copy the first part of user declarations. */
169 #line 1 "../../src/parse-gram.y"
170 /* Bison Grammar Parser -*- C -*-
172 Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
174 This file is part of Bison, the GNU Compiler Compiler.
176 This program is free software; you can redistribute it and/or modify
177 it under the terms of the GNU General Public License as published by
178 the Free Software Foundation; either version 2 of the License, or
179 (at your option) any later version.
181 This program is distributed in the hope that it will be useful,
182 but WITHOUT ANY WARRANTY; without even the implied warranty of
183 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
184 GNU General Public License for more details.
186 You should have received a copy of the GNU General Public License
187 along with this program; if not, write to the Free Software
188 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
194 #include "complain.h"
195 #include "conflicts.h"
199 #include "muscle_tab.h"
201 #include "quotearg.h"
205 #define YYLLOC_DEFAULT(Current, Rhs, N) (Current) = lloc_default (Rhs, N)
206 static YYLTYPE
lloc_default (YYLTYPE
const *, int);
208 #define YY_LOCATION_PRINT(File, Loc) \
209 location_print (File, Loc)
211 /* Request detailed syntax error messages, and pass them to GRAM_ERROR.
212 FIXME: depends on the undocumented availability of YYLLOC. */
214 #define yyerror(Msg) \
215 gram_error (&yylloc, Msg)
216 static void gram_error (location
const *, char const *);
218 static void add_param (char const *, char *, location
);
220 symbol_class current_class
= unknown_sym
;
221 uniqstr current_type
= 0;
223 location current_lhs_location
;
225 int current_prec
= 0;
228 /* Enabling traces. */
233 /* Enabling verbose error messages. */
234 #ifdef YYERROR_VERBOSE
235 # undef YYERROR_VERBOSE
236 # define YYERROR_VERBOSE 1
238 # define YYERROR_VERBOSE 1
241 #if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
242 #line 79 "../../src/parse-gram.y"
243 typedef union YYSTYPE
{
251 /* Line 191 of yacc.c. */
252 #line 253 "../../src/parse-gram.c"
253 # define yystype YYSTYPE /* obsolescent; will be withdrawn */
254 # define YYSTYPE_IS_DECLARED 1
255 # define YYSTYPE_IS_TRIVIAL 1
258 #if ! defined (YYLTYPE) && ! defined (YYLTYPE_IS_DECLARED)
259 typedef struct YYLTYPE
266 # define yyltype YYLTYPE /* obsolescent; will be withdrawn */
267 # define YYLTYPE_IS_DECLARED 1
268 # define YYLTYPE_IS_TRIVIAL 1
272 /* Copy the second part of user declarations. */
275 /* Line 214 of yacc.c. */
276 #line 277 "../../src/parse-gram.c"
278 #if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
279 # define YYSIZE_T __SIZE_TYPE__
281 #if ! defined (YYSIZE_T) && defined (size_t)
282 # define YYSIZE_T size_t
284 #if ! defined (YYSIZE_T) && (defined (__STDC__) || defined (__cplusplus))
285 # include <stddef.h> /* INFRINGES ON USER NAME SPACE */
286 # define YYSIZE_T size_t
288 #if ! defined (YYSIZE_T)
289 # define YYSIZE_T unsigned int
292 #if ! defined (yyoverflow) || YYERROR_VERBOSE
294 /* The parser invokes alloca or malloc; define the necessary symbols. */
296 # ifdef YYSTACK_USE_ALLOCA
297 # if YYSTACK_USE_ALLOCA
299 # define YYSTACK_ALLOC __builtin_alloca
301 # define YYSTACK_ALLOC alloca
302 # if defined (__STDC__) || defined (__cplusplus)
303 # include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
304 # define YYINCLUDED_STDLIB_H
310 # ifdef YYSTACK_ALLOC
311 /* Pacify GCC's `empty if-body' warning. */
312 # define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
313 # ifndef YYSTACK_ALLOC_MAXIMUM
314 /* The OS might guarantee only one guard page at the bottom of the stack,
315 and a page size can be as small as 4096 bytes. So we cannot safely
316 invoke alloca (N) if N exceeds 4096. Use a slightly smaller number
317 to allow for a few compiler-allocated temporary stack slots. */
318 # define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2005 */
321 # define YYSTACK_ALLOC YYMALLOC
322 # define YYSTACK_FREE YYFREE
323 # ifndef YYSTACK_ALLOC_MAXIMUM
324 # define YYSTACK_ALLOC_MAXIMUM ((YYSIZE_T) -1)
330 # define YYMALLOC malloc
331 # if (! defined (malloc) && ! defined (YYINCLUDED_STDLIB_H) \
332 && (defined (__STDC__) || defined (__cplusplus)))
333 void *malloc (YYSIZE_T
); /* INFRINGES ON USER NAME SPACE */
338 # if (! defined (free) && ! defined (YYINCLUDED_STDLIB_H) \
339 && (defined (__STDC__) || defined (__cplusplus)))
340 void free (void *); /* INFRINGES ON USER NAME SPACE */
347 #endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */
350 #if (! defined (yyoverflow) \
351 && (! defined (__cplusplus) \
352 || (defined (YYLTYPE_IS_TRIVIAL) && YYLTYPE_IS_TRIVIAL \
353 && defined (YYSTYPE_IS_TRIVIAL) && YYSTYPE_IS_TRIVIAL)))
355 /* A type that is properly aligned for any stack member. */
363 /* The size of the maximum gap between one aligned stack and the next. */
364 # define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
366 /* The size of an array large to enough to hold all stacks, each with
368 # define YYSTACK_BYTES(N) \
369 ((N) * (sizeof (short int) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \
370 + 2 * YYSTACK_GAP_MAXIMUM)
372 /* Copy COUNT objects from FROM to TO. The source and destination do
375 # if defined (__GNUC__) && 1 < __GNUC__
376 # define YYCOPY(To, From, Count) \
377 __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
379 # define YYCOPY(To, From, Count) \
383 for (yyi = 0; yyi < (Count); yyi++) \
384 (To)[yyi] = (From)[yyi]; \
390 /* Relocate STACK from its old location to the new one. The
391 local variables YYSIZE and YYSTACKSIZE give the old and new number of
392 elements in the stack, and YYPTR gives the new location of the
393 stack. Advance YYPTR to a properly aligned location for the next
395 # define YYSTACK_RELOCATE(Stack) \
398 YYSIZE_T yynewbytes; \
399 YYCOPY (&yyptr->Stack, Stack, yysize); \
400 Stack = &yyptr->Stack; \
401 yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
402 yyptr += yynewbytes / sizeof (*yyptr); \
408 #if defined (__STDC__) || defined (__cplusplus)
409 typedef signed char yysigned_char
;
411 typedef short int yysigned_char
;
414 /* YYFINAL -- State number of the termination state. */
416 /* YYLAST -- Last index in YYTABLE. */
419 /* YYNTOKENS -- Number of terminals. */
421 /* YYNNTS -- Number of nonterminals. */
423 /* YYNRULES -- Number of rules. */
425 /* YYNRULES -- Number of states. */
426 #define YYNSTATES 108
428 /* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
430 #define YYMAXUTOK 305
432 #define YYTRANSLATE(YYX) \
433 ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
435 /* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
436 static const unsigned char yytranslate
[] =
438 0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
439 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
440 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
441 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
442 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
443 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
444 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
445 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
446 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
447 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
448 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
449 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
450 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
451 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
452 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
453 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
454 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
455 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
456 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
457 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
458 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
459 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
460 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
461 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
462 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
463 2, 2, 2, 2, 2, 2, 1, 2, 3, 4,
464 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
465 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
466 25, 26, 27, 28, 29, 30, 31, 32, 33, 34,
467 35, 36, 37, 38, 39, 40, 41, 42, 43, 44,
468 45, 46, 47, 48, 49, 50
472 /* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
474 static const unsigned char yyprhs
[] =
476 0, 0, 3, 8, 9, 12, 14, 16, 18, 22,
477 24, 26, 29, 32, 36, 38, 40, 42, 44, 48,
478 50, 52, 56, 58, 60, 63, 65, 67, 69, 71,
479 73, 75, 78, 80, 83, 86, 88, 90, 91, 95,
480 96, 100, 104, 108, 110, 112, 114, 115, 117, 119,
481 122, 124, 126, 129, 132, 136, 138, 141, 143, 146,
482 148, 151, 154, 155, 159, 161, 165, 168, 169, 172,
483 175, 179, 183, 187, 189, 191, 193, 195, 197, 198
486 /* YYRHS -- A `-1'-separated list of the rules' RHS. */
487 static const yysigned_char yyrhs
[] =
489 52, 0, -1, 53, 47, 65, 75, -1, -1, 53,
490 54, -1, 55, -1, 48, -1, 17, -1, 19, 74,
491 74, -1, 20, -1, 21, -1, 22, 4, -1, 23,
492 4, -1, 24, 42, 74, -1, 25, -1, 26, -1,
493 27, -1, 28, -1, 29, 42, 74, -1, 31, -1,
494 32, -1, 33, 42, 74, -1, 34, -1, 35, -1,
495 36, 74, -1, 38, -1, 39, -1, 40, -1, 43,
496 -1, 59, -1, 56, -1, 37, 71, -1, 10, -1,
497 8, 62, -1, 9, 62, -1, 18, -1, 30, -1,
498 -1, 6, 57, 64, -1, -1, 5, 58, 64, -1,
499 7, 41, 62, -1, 60, 61, 62, -1, 11, -1,
500 12, -1, 13, -1, -1, 41, -1, 71, -1, 62,
501 71, -1, 41, -1, 45, -1, 45, 4, -1, 45,
502 73, -1, 45, 4, 73, -1, 63, -1, 64, 63,
503 -1, 66, -1, 65, 66, -1, 67, -1, 55, 43,
504 -1, 1, 43, -1, -1, 46, 68, 69, -1, 70,
505 -1, 69, 44, 70, -1, 69, 43, -1, -1, 70,
506 71, -1, 70, 72, -1, 70, 14, 71, -1, 70,
507 15, 4, -1, 70, 16, 41, -1, 45, -1, 73,
508 -1, 50, -1, 3, -1, 3, -1, -1, 47, 49,
512 /* YYRLINE[YYN] -- source line where rule number YYN was defined. */
513 static const unsigned short int yyrline
[] =
515 0, 188, 188, 196, 198, 202, 203, 204, 205, 206,
516 207, 208, 209, 210, 211, 216, 220, 221, 222, 223,
517 224, 225, 226, 227, 228, 229, 230, 231, 232, 236,
518 237, 238, 242, 248, 255, 262, 266, 273, 273, 278,
519 278, 283, 293, 308, 309, 310, 314, 315, 321, 322,
520 327, 331, 336, 342, 348, 359, 360, 369, 370, 376,
521 377, 382, 389, 389, 393, 394, 395, 400, 401, 403,
522 405, 407, 409, 414, 415, 419, 425, 434, 439, 441
526 #if YYDEBUG || YYERROR_VERBOSE
527 /* YYTNME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
528 First, the terminals, then, starting at YYNTOKENS, nonterminals. */
529 static const char *const yytname
[] =
531 "end of file", "error", "$undefined", "string", "integer", "%token",
532 "%nterm", "%type", "%destructor {...}", "%printer {...}", "%union {...}",
533 "%left", "%right", "%nonassoc", "%prec", "%dprec", "%merge", "%debug",
534 "%default-prec", "%define", "%defines", "%error-verbose", "%expect",
535 "%expect-rr", "%file-prefix", "%glr-parser", "%initial-action {...}",
536 "%lex-param {...}", "%locations", "%name-prefix", "%no-default-prec",
537 "%no-lines", "%nondeterministic-parser", "%output", "%parse-param {...}",
538 "%pure-parser", "%skeleton", "%start", "%token-table", "%verbose",
539 "%yacc", "type", "=", ";", "|", "identifier", "identifier:", "%%",
540 "%{...%}", "epilogue", "{...}", "$accept", "input", "declarations",
541 "declaration", "grammar_declaration", "symbol_declaration", "@1", "@2",
542 "precedence_declaration", "precedence_declarator", "type.opt",
543 "symbols.1", "symbol_def", "symbol_defs.1", "grammar",
544 "rules_or_grammar_declaration", "rules", "@3", "rhses.1", "rhs",
545 "symbol", "action", "string_as_id", "string_content", "epilogue.opt", 0
549 /* INFRINGES ON USER NAME SPACE */
551 # define _(msgid) msgid
555 /* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
557 static const unsigned short int yytoknum
[] =
559 0, 256, 257, 258, 259, 260, 261, 262, 263, 264,
560 265, 266, 267, 268, 269, 270, 271, 272, 273, 274,
561 275, 276, 277, 278, 279, 280, 281, 282, 283, 284,
562 285, 286, 287, 288, 289, 290, 291, 292, 293, 294,
563 295, 296, 297, 298, 299, 300, 301, 302, 303, 304,
568 /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
569 static const unsigned char yyr1
[] =
571 0, 51, 52, 53, 53, 54, 54, 54, 54, 54,
572 54, 54, 54, 54, 54, 54, 54, 54, 54, 54,
573 54, 54, 54, 54, 54, 54, 54, 54, 54, 55,
574 55, 55, 55, 55, 55, 55, 55, 57, 56, 58,
575 56, 56, 59, 60, 60, 60, 61, 61, 62, 62,
576 63, 63, 63, 63, 63, 64, 64, 65, 65, 66,
577 66, 66, 68, 67, 69, 69, 69, 70, 70, 70,
578 70, 70, 70, 71, 71, 72, 73, 74, 75, 75
581 /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
582 static const unsigned char yyr2
[] =
584 0, 2, 4, 0, 2, 1, 1, 1, 3, 1,
585 1, 2, 2, 3, 1, 1, 1, 1, 3, 1,
586 1, 3, 1, 1, 2, 1, 1, 1, 1, 1,
587 1, 2, 1, 2, 2, 1, 1, 0, 3, 0,
588 3, 3, 3, 1, 1, 1, 0, 1, 1, 2,
589 1, 1, 2, 2, 3, 1, 2, 1, 2, 1,
590 2, 2, 0, 3, 1, 3, 2, 0, 2, 2,
591 3, 3, 3, 1, 1, 1, 1, 1, 0, 2
594 /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
595 STATE-NUM when YYTABLE doesn't specify something else to do. Zero
596 means the default is an error. */
597 static const unsigned char yydefact
[] =
599 3, 0, 0, 1, 39, 37, 0, 0, 0, 32,
600 43, 44, 45, 7, 35, 0, 9, 10, 0, 0,
601 0, 14, 15, 16, 17, 0, 36, 19, 20, 0,
602 22, 23, 0, 0, 25, 26, 27, 28, 0, 6,
603 4, 5, 30, 29, 46, 0, 0, 0, 76, 73,
604 33, 48, 74, 34, 77, 0, 11, 12, 0, 0,
605 0, 24, 31, 0, 62, 0, 0, 57, 59, 47,
606 0, 50, 51, 55, 40, 38, 41, 49, 8, 13,
607 18, 21, 61, 67, 60, 0, 58, 2, 42, 52,
608 53, 56, 63, 64, 79, 54, 66, 67, 0, 0,
609 0, 75, 68, 69, 65, 70, 71, 72
612 /* YYDEFGOTO[NTERM-NUM]. */
613 static const yysigned_char yydefgoto
[] =
615 -1, 1, 2, 40, 65, 42, 46, 45, 43, 44,
616 70, 50, 73, 74, 66, 67, 68, 83, 92, 93,
620 /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
622 #define YYPACT_NINF -67
623 static const yysigned_char yypact
[] =
625 -67, 5, 110, -67, -67, -67, -34, 0, 0, -67,
626 -67, -67, -67, -67, -67, 13, -67, -67, 20, 31,
627 -17, -67, -67, -67, -67, -6, -67, -67, -67, -5,
628 -67, -67, 13, 0, -67, -67, -67, -67, 68, -67,
629 -67, -67, -67, -67, -3, -37, -37, 0, -67, -67,
630 0, -67, -67, 0, -67, 13, -67, -67, 13, 13,
631 13, -67, -67, -2, -67, 3, 21, -67, -67, -67,
632 0, -67, 6, -67, -37, -37, 0, -67, -67, -67,
633 -67, -67, -67, -67, -67, 1, -67, -67, 0, 39,
634 -67, -67, -32, -1, -67, -67, -67, -67, 0, 43,
635 7, -67, -67, -67, -1, -67, -67, -67
638 /* YYPGOTO[NTERM-NUM]. */
639 static const yysigned_char yypgoto
[] =
641 -67, -67, -67, -67, 50, -67, -67, -67, -67, -67,
642 -67, -7, -56, 8, -67, -13, -67, -67, -67, -41,
643 -33, -67, -66, 29, -67
646 /* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If
647 positive, shift that token. If negative, reduce the rule which
648 number is the opposite. If zero, do what YYDEFACT says.
649 If YYTABLE_NINF, syntax error. */
650 #define YYTABLE_NINF -79
651 static const yysigned_char yytable
[] =
653 62, 53, 48, 48, 71, 3, 90, 47, 72, 48,
654 89, 96, 97, 98, 99, 100, 54, 77, 91, 91,
655 77, -78, 63, 95, 56, 58, 4, 5, 6, 7,
656 8, 9, 10, 11, 12, 57, 59, 60, 69, 14,
657 76, 82, 48, 77, 49, 49, 84, 106, 107, 101,
658 94, 26, 41, 86, 75, 77, 104, 0, 33, 0,
659 102, 61, 0, 88, 0, 105, 0, 64, 85, 63,
660 0, 102, 0, 4, 5, 6, 7, 8, 9, 10,
661 11, 12, 0, 0, 78, 0, 14, 79, 80, 81,
662 0, 0, 0, 0, 0, 0, 0, 0, 26, 0,
663 0, 0, 0, 0, 0, 33, 0, 0, 0, 0,
664 0, 0, 0, 0, 64, 4, 5, 6, 7, 8,
665 9, 10, 11, 12, 0, 0, 0, 13, 14, 15,
666 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,
667 26, 27, 28, 29, 30, 31, 32, 33, 34, 35,
668 36, 0, 0, 37, 0, 0, 0, 38, 39
671 static const yysigned_char yycheck
[] =
673 33, 8, 3, 3, 41, 0, 72, 41, 45, 3,
674 4, 43, 44, 14, 15, 16, 3, 50, 74, 75,
675 53, 0, 1, 89, 4, 42, 5, 6, 7, 8,
676 9, 10, 11, 12, 13, 4, 42, 42, 41, 18,
677 47, 43, 3, 76, 45, 45, 43, 4, 41, 50,
678 49, 30, 2, 66, 46, 88, 97, -1, 37, -1,
679 93, 32, -1, 70, -1, 98, -1, 46, 47, 1,
680 -1, 104, -1, 5, 6, 7, 8, 9, 10, 11,
681 12, 13, -1, -1, 55, -1, 18, 58, 59, 60,
682 -1, -1, -1, -1, -1, -1, -1, -1, 30, -1,
683 -1, -1, -1, -1, -1, 37, -1, -1, -1, -1,
684 -1, -1, -1, -1, 46, 5, 6, 7, 8, 9,
685 10, 11, 12, 13, -1, -1, -1, 17, 18, 19,
686 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
687 30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
688 40, -1, -1, 43, -1, -1, -1, 47, 48
691 /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
692 symbol of state STATE-NUM. */
693 static const unsigned char yystos
[] =
695 0, 52, 53, 0, 5, 6, 7, 8, 9, 10,
696 11, 12, 13, 17, 18, 19, 20, 21, 22, 23,
697 24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
698 34, 35, 36, 37, 38, 39, 40, 43, 47, 48,
699 54, 55, 56, 59, 60, 58, 57, 41, 3, 45,
700 62, 71, 73, 62, 3, 74, 4, 4, 42, 42,
701 42, 74, 71, 1, 46, 55, 65, 66, 67, 41,
702 61, 41, 45, 63, 64, 64, 62, 71, 74, 74,
703 74, 74, 43, 68, 43, 47, 66, 75, 62, 4,
704 73, 63, 69, 70, 49, 73, 43, 44, 14, 15,
705 16, 50, 71, 72, 70, 71, 4, 41
708 #define yyerrok (yyerrstatus = 0)
709 #define yyclearin (yychar = YYEMPTY)
713 #define YYACCEPT goto yyacceptlab
714 #define YYABORT goto yyabortlab
715 #define YYERROR goto yyerrorlab
718 /* Like YYERROR except do call yyerror. This remains here temporarily
719 to ease the transition to the new meaning of YYERROR, for GCC.
720 Once GCC version 2 has supplanted version 1, this can go. */
722 #define YYFAIL goto yyerrlab
724 #define YYRECOVERING() (!!yyerrstatus)
726 #define YYBACKUP(Token, Value) \
728 if (yychar == YYEMPTY && yylen == 1) \
732 yytoken = YYTRANSLATE (yychar); \
738 yyerror (_("syntax error: cannot back up")); \
745 #define YYERRCODE 256
748 /* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
749 If N is 0, then set CURRENT to the empty location which ends
750 the previous symbol: RHS[0] (always defined). */
752 #define YYRHSLOC(Rhs, K) ((Rhs)[K])
753 #ifndef YYLLOC_DEFAULT
754 # define YYLLOC_DEFAULT(Current, Rhs, N) \
758 (Current).first_line = YYRHSLOC (Rhs, 1).first_line; \
759 (Current).first_column = YYRHSLOC (Rhs, 1).first_column; \
760 (Current).last_line = YYRHSLOC (Rhs, N).last_line; \
761 (Current).last_column = YYRHSLOC (Rhs, N).last_column; \
765 (Current).first_line = (Current).last_line = \
766 YYRHSLOC (Rhs, 0).last_line; \
767 (Current).first_column = (Current).last_column = \
768 YYRHSLOC (Rhs, 0).last_column; \
774 /* YY_LOCATION_PRINT -- Print the location on the stream.
775 This macro was not mandated originally: define only if we know
776 we won't break user code: when these are the locations we know. */
778 #ifndef YY_LOCATION_PRINT
779 # if YYLTYPE_IS_TRIVIAL
780 # define YY_LOCATION_PRINT(File, Loc) \
781 fprintf (File, "%d.%d-%d.%d", \
782 (Loc).first_line, (Loc).first_column, \
783 (Loc).last_line, (Loc).last_column)
785 # define YY_LOCATION_PRINT(File, Loc) ((void) 0)
790 /* YYLEX -- calling `yylex' with the right arguments. */
793 # define YYLEX yylex (&yylval, &yylloc, YYLEX_PARAM)
795 # define YYLEX yylex (&yylval, &yylloc)
798 /* Enable debugging if requested. */
802 # include <stdio.h> /* INFRINGES ON USER NAME SPACE */
803 # define YYFPRINTF fprintf
806 # define YYDPRINTF(Args) \
812 # define YY_SYMBOL_PRINT(Title, Type, Value, Location) \
816 YYFPRINTF (stderr, "%s ", Title); \
817 yysymprint (stderr, \
818 Type, Value, Location); \
819 YYFPRINTF (stderr, "\n"); \
823 /*------------------------------------------------------------------.
824 | yy_stack_print -- Print the state stack from its BOTTOM up to its |
826 `------------------------------------------------------------------*/
828 #if defined (__STDC__) || defined (__cplusplus)
830 yy_stack_print (short int *bottom
, short int *top
)
833 yy_stack_print (bottom
, top
)
838 YYFPRINTF (stderr
, _("Stack now"));
839 for (/* Nothing. */; bottom
<= top
; ++bottom
)
840 YYFPRINTF (stderr
, " %d", *bottom
);
841 YYFPRINTF (stderr
, "\n");
844 # define YY_STACK_PRINT(Bottom, Top) \
847 yy_stack_print ((Bottom), (Top)); \
851 /*------------------------------------------------.
852 | Report that the YYRULE is going to be reduced. |
853 `------------------------------------------------*/
855 #if defined (__STDC__) || defined (__cplusplus)
857 yy_reduce_print (int yyrule
)
860 yy_reduce_print (yyrule
)
865 unsigned int yylno
= yyrline
[yyrule
];
866 YYFPRINTF (stderr
, _("Reducing stack by rule %d (line %u), "),
868 /* Print the symbols being reduced, and their result. */
869 for (yyi
= yyprhs
[yyrule
]; 0 <= yyrhs
[yyi
]; yyi
++)
870 YYFPRINTF (stderr
, "%s ", yytname
[yyrhs
[yyi
]]);
871 YYFPRINTF (stderr
, "-> %s\n", yytname
[yyr1
[yyrule
]]);
874 # define YY_REDUCE_PRINT(Rule) \
877 yy_reduce_print (Rule); \
880 /* Nonzero means print parse trace. It is left uninitialized so that
881 multiple parsers can coexist. */
884 # define YYDPRINTF(Args)
885 # define YY_SYMBOL_PRINT(Title, Type, Value, Location)
886 # define YY_STACK_PRINT(Bottom, Top)
887 # define YY_REDUCE_PRINT(Rule)
888 #endif /* !YYDEBUG */
891 /* YYINITDEPTH -- initial size of the parser's stacks. */
893 # define YYINITDEPTH 200
896 /* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
897 if the built-in stack extension method is used).
899 Do not make this value too large; the results are undefined if
900 YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
901 evaluated with infinite-precision integer arithmetic. */
904 # define YYMAXDEPTH 10000
912 # if defined (__GLIBC__) && defined (_STRING_H)
913 # define yystrlen strlen
915 /* Return the length of YYSTR. */
917 # if defined (__STDC__) || defined (__cplusplus)
918 yystrlen (const char *yystr
)
924 const char *yys
= yystr
;
926 while (*yys
++ != '\0')
929 return yys
- yystr
- 1;
935 # if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE)
936 # define yystpcpy stpcpy
938 /* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
941 # if defined (__STDC__) || defined (__cplusplus)
942 yystpcpy (char *yydest
, const char *yysrc
)
944 yystpcpy (yydest
, yysrc
)
950 const char *yys
= yysrc
;
952 while ((*yyd
++ = *yys
++) != '\0')
960 #endif /* !YYERROR_VERBOSE */
965 /*--------------------------------.
966 | Print this symbol on YYOUTPUT. |
967 `--------------------------------*/
969 #if defined (__STDC__) || defined (__cplusplus)
971 yysymprint (FILE *yyoutput
, int yytype
, YYSTYPE
*yyvaluep
, YYLTYPE
*yylocationp
)
974 yysymprint (yyoutput
, yytype
, yyvaluep
, yylocationp
)
978 YYLTYPE
*yylocationp
;
981 /* Pacify ``unused variable'' warnings. */
985 if (yytype
< YYNTOKENS
)
986 YYFPRINTF (yyoutput
, "token %s (", yytname
[yytype
]);
988 YYFPRINTF (yyoutput
, "nterm %s (", yytname
[yytype
]);
990 YY_LOCATION_PRINT (yyoutput
, *yylocationp
);
991 fprintf (yyoutput
, ": ");
994 if (yytype
< YYNTOKENS
)
995 YYPRINT (yyoutput
, yytoknum
[yytype
], *yyvaluep
);
999 case 3: /* "\"string\"" */
1000 #line 165 "../../src/parse-gram.y"
1001 { fprintf (stderr
, "\"%s\"", (yyvaluep
->chars
)); };
1002 #line 1003 "../../src/parse-gram.c"
1004 case 4: /* "\"integer\"" */
1005 #line 178 "../../src/parse-gram.y"
1006 { fprintf (stderr
, "%d", (yyvaluep
->integer
)); };
1007 #line 1008 "../../src/parse-gram.c"
1009 case 8: /* "\"%destructor {...}\"" */
1010 #line 167 "../../src/parse-gram.y"
1011 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1012 #line 1013 "../../src/parse-gram.c"
1014 case 9: /* "\"%printer {...}\"" */
1015 #line 171 "../../src/parse-gram.y"
1016 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1017 #line 1018 "../../src/parse-gram.c"
1019 case 10: /* "\"%union {...}\"" */
1020 #line 172 "../../src/parse-gram.y"
1021 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1022 #line 1023 "../../src/parse-gram.c"
1024 case 26: /* "\"%initial-action {...}\"" */
1025 #line 168 "../../src/parse-gram.y"
1026 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1027 #line 1028 "../../src/parse-gram.c"
1029 case 27: /* "\"%lex-param {...}\"" */
1030 #line 169 "../../src/parse-gram.y"
1031 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1032 #line 1033 "../../src/parse-gram.c"
1034 case 34: /* "\"%parse-param {...}\"" */
1035 #line 170 "../../src/parse-gram.y"
1036 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1037 #line 1038 "../../src/parse-gram.c"
1039 case 41: /* "\"type\"" */
1040 #line 176 "../../src/parse-gram.y"
1041 { fprintf (stderr
, "<%s>", (yyvaluep
->uniqstr
)); };
1042 #line 1043 "../../src/parse-gram.c"
1044 case 45: /* "\"identifier\"" */
1045 #line 180 "../../src/parse-gram.y"
1046 { fprintf (stderr
, "%s", (yyvaluep
->symbol
)->tag
); };
1047 #line 1048 "../../src/parse-gram.c"
1049 case 46: /* "\"identifier:\"" */
1050 #line 182 "../../src/parse-gram.y"
1051 { fprintf (stderr
, "%s:", (yyvaluep
->symbol
)->tag
); };
1052 #line 1053 "../../src/parse-gram.c"
1054 case 48: /* "\"%{...%}\"" */
1055 #line 174 "../../src/parse-gram.y"
1056 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1057 #line 1058 "../../src/parse-gram.c"
1059 case 49: /* "\"epilogue\"" */
1060 #line 174 "../../src/parse-gram.y"
1061 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1062 #line 1063 "../../src/parse-gram.c"
1064 case 50: /* "\"{...}\"" */
1065 #line 173 "../../src/parse-gram.y"
1066 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1067 #line 1068 "../../src/parse-gram.c"
1069 case 71: /* "symbol" */
1070 #line 180 "../../src/parse-gram.y"
1071 { fprintf (stderr
, "%s", (yyvaluep
->symbol
)->tag
); };
1072 #line 1073 "../../src/parse-gram.c"
1074 case 72: /* "action" */
1075 #line 173 "../../src/parse-gram.y"
1076 { fprintf (stderr
, "{\n%s\n}", (yyvaluep
->chars
)); };
1077 #line 1078 "../../src/parse-gram.c"
1079 case 73: /* "string_as_id" */
1080 #line 180 "../../src/parse-gram.y"
1081 { fprintf (stderr
, "%s", (yyvaluep
->symbol
)->tag
); };
1082 #line 1083 "../../src/parse-gram.c"
1084 case 74: /* "string_content" */
1085 #line 165 "../../src/parse-gram.y"
1086 { fprintf (stderr
, "\"%s\"", (yyvaluep
->chars
)); };
1087 #line 1088 "../../src/parse-gram.c"
1092 YYFPRINTF (yyoutput
, ")");
1095 #endif /* ! YYDEBUG */
1096 /*-----------------------------------------------.
1097 | Release the memory associated to this symbol. |
1098 `-----------------------------------------------*/
1100 #if defined (__STDC__) || defined (__cplusplus)
1102 yydestruct (const char *yymsg
, int yytype
, YYSTYPE
*yyvaluep
, YYLTYPE
*yylocationp
)
1105 yydestruct (yymsg
, yytype
, yyvaluep
, yylocationp
)
1109 YYLTYPE
*yylocationp
;
1112 /* Pacify ``unused variable'' warnings. */
1118 YY_SYMBOL_PRINT (yymsg
, yytype
, yyvaluep
, yylocationp
);
1129 /* Prevent warnings from -Wmissing-prototypes. */
1131 #ifdef YYPARSE_PARAM
1132 # if defined (__STDC__) || defined (__cplusplus)
1133 int yyparse (void *YYPARSE_PARAM
);
1137 #else /* ! YYPARSE_PARAM */
1138 #if defined (__STDC__) || defined (__cplusplus)
1143 #endif /* ! YYPARSE_PARAM */
1154 #ifdef YYPARSE_PARAM
1155 # if defined (__STDC__) || defined (__cplusplus)
1156 int yyparse (void *YYPARSE_PARAM
)
1158 int yyparse (YYPARSE_PARAM
)
1159 void *YYPARSE_PARAM
;
1161 #else /* ! YYPARSE_PARAM */
1162 #if defined (__STDC__) || defined (__cplusplus)
1172 /* The look-ahead symbol. */
1175 /* The semantic value of the look-ahead symbol. */
1178 /* Number of syntax errors so far. */
1180 /* Location data for the look-ahead symbol. */
1186 /* Number of tokens to shift before error messages enabled. */
1188 /* Look-ahead token as an internal (translated) token number. */
1191 /* Three stacks and their tools:
1192 `yyss': related to states,
1193 `yyvs': related to semantic values,
1194 `yyls': related to locations.
1196 Refer to the stacks thru separate pointers, to allow yyoverflow
1197 to reallocate them elsewhere. */
1199 /* The state stack. */
1200 short int yyssa
[YYINITDEPTH
];
1201 short int *yyss
= yyssa
;
1204 /* The semantic value stack. */
1205 YYSTYPE yyvsa
[YYINITDEPTH
];
1206 YYSTYPE
*yyvs
= yyvsa
;
1209 /* The location stack. */
1210 YYLTYPE yylsa
[YYINITDEPTH
];
1211 YYLTYPE
*yyls
= yylsa
;
1213 /* The locations where the error started and ended. */
1214 YYLTYPE yyerror_range
[2];
1216 #define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
1218 YYSIZE_T yystacksize
= YYINITDEPTH
;
1220 /* The variables used to return semantic value and location from the
1225 /* When reducing, the number of symbols on the RHS of the reduced
1229 YYDPRINTF ((stderr
, "Starting parse\n"));
1234 yychar
= YYEMPTY
; /* Cause a token to be read. */
1236 /* Initialize stack pointers.
1237 Waste one element of value and location stack
1238 so that they stay on the same level as the state stack.
1239 The wasted elements are never initialized. */
1244 #if YYLTYPE_IS_TRIVIAL
1245 /* Initialize the default location before parsing starts. */
1246 yylloc
.first_line
= yylloc
.last_line
= 1;
1247 yylloc
.first_column
= yylloc
.last_column
= 0;
1251 /* User initialization code. */
1252 #line 69 "../../src/parse-gram.y"
1254 /* Bison's grammar can initial empty locations, hence a default
1255 location is needed. */
1256 yylloc
.start
.file
= yylloc
.end
.file
= current_file
;
1257 yylloc
.start
.line
= yylloc
.end
.line
= 1;
1258 yylloc
.start
.column
= yylloc
.end
.column
= 0;
1260 /* Line 870 of yacc.c. */
1261 #line 1262 "../../src/parse-gram.c"
1265 /*------------------------------------------------------------.
1266 | yynewstate -- Push a new state, which is found in yystate. |
1267 `------------------------------------------------------------*/
1269 /* In all cases, when you get here, the value and location stacks
1270 have just been pushed. so pushing a state here evens the stacks.
1277 if (yyss
+ yystacksize
- 1 <= yyssp
)
1279 /* Get the current used size of the three stacks, in elements. */
1280 YYSIZE_T yysize
= yyssp
- yyss
+ 1;
1284 /* Give user a chance to reallocate the stack. Use copies of
1285 these so that the &'s don't force the real ones into
1287 YYSTYPE
*yyvs1
= yyvs
;
1288 short int *yyss1
= yyss
;
1289 YYLTYPE
*yyls1
= yyls
;
1291 /* Each stack pointer address is followed by the size of the
1292 data in use in that stack, in bytes. This used to be a
1293 conditional around just the two extra args, but that might
1294 be undefined if yyoverflow is a macro. */
1295 yyoverflow (_("parser stack overflow"),
1296 &yyss1
, yysize
* sizeof (*yyssp
),
1297 &yyvs1
, yysize
* sizeof (*yyvsp
),
1298 &yyls1
, yysize
* sizeof (*yylsp
),
1304 #else /* no yyoverflow */
1305 # ifndef YYSTACK_RELOCATE
1308 /* Extend the stack our own way. */
1309 if (YYMAXDEPTH
<= yystacksize
)
1312 if (YYMAXDEPTH
< yystacksize
)
1313 yystacksize
= YYMAXDEPTH
;
1316 short int *yyss1
= yyss
;
1317 union yyalloc
*yyptr
=
1318 (union yyalloc
*) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize
));
1321 YYSTACK_RELOCATE (yyss
);
1322 YYSTACK_RELOCATE (yyvs
);
1323 YYSTACK_RELOCATE (yyls
);
1324 # undef YYSTACK_RELOCATE
1326 YYSTACK_FREE (yyss1
);
1329 #endif /* no yyoverflow */
1331 yyssp
= yyss
+ yysize
- 1;
1332 yyvsp
= yyvs
+ yysize
- 1;
1333 yylsp
= yyls
+ yysize
- 1;
1335 YYDPRINTF ((stderr
, _("Stack size increased to %lu\n"),
1336 (unsigned long int) yystacksize
));
1338 if (yyss
+ yystacksize
- 1 <= yyssp
)
1342 YYDPRINTF ((stderr
, _("Entering state %d\n"), yystate
));
1351 /* Do appropriate processing given the current state. */
1352 /* Read a look-ahead token if we need one and don't already have one. */
1355 /* First try to decide what to do without reference to look-ahead token. */
1357 yyn
= yypact
[yystate
];
1358 if (yyn
== YYPACT_NINF
)
1361 /* Not known => get a look-ahead token if don't already have one. */
1363 /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead symbol. */
1364 if (yychar
== YYEMPTY
)
1366 YYDPRINTF ((stderr
, _("Reading a token: ")));
1370 if (yychar
<= YYEOF
)
1372 yychar
= yytoken
= YYEOF
;
1373 YYDPRINTF ((stderr
, _("Now at end of input.\n")));
1377 yytoken
= YYTRANSLATE (yychar
);
1378 YY_SYMBOL_PRINT (_("Next token is"), yytoken
, &yylval
, &yylloc
);
1381 /* If the proper action on seeing token YYTOKEN is to reduce or to
1382 detect an error, take that action. */
1384 if (yyn
< 0 || YYLAST
< yyn
|| yycheck
[yyn
] != yytoken
)
1389 if (yyn
== 0 || yyn
== YYTABLE_NINF
)
1398 /* Shift the look-ahead token. */
1399 YY_SYMBOL_PRINT (_("Shifting"), yytoken
, &yylval
, &yylloc
);
1401 /* Discard the token being shifted unless it is eof. */
1402 if (yychar
!= YYEOF
)
1408 /* Count tokens shifted since error; after three, turn off error
1417 /*-----------------------------------------------------------.
1418 | yydefault -- do the default action for the current state. |
1419 `-----------------------------------------------------------*/
1421 yyn
= yydefact
[yystate
];
1427 /*-----------------------------.
1428 | yyreduce -- Do a reduction. |
1429 `-----------------------------*/
1431 /* yyn is the number of a rule to reduce with. */
1434 /* If YYLEN is nonzero, implement the default value of the action:
1437 Otherwise, the following line sets YYVAL to garbage.
1438 This behavior is undocumented and Bison
1439 users should not rely upon it. Assigning to YYVAL
1440 unconditionally makes the parser a bit smaller, and it avoids a
1441 GCC warning that YYVAL may be used uninitialized. */
1442 yyval
= yyvsp
[1-yylen
];
1444 /* Default location. */
1445 YYLLOC_DEFAULT (yyloc
, yylsp
- yylen
, yylen
);
1446 YY_REDUCE_PRINT (yyn
);
1450 #line 203 "../../src/parse-gram.y"
1451 { prologue_augment ((yyvsp
[0].chars
), (yylsp
[0])); }
1455 #line 204 "../../src/parse-gram.y"
1456 { debug_flag
= true; }
1460 #line 205 "../../src/parse-gram.y"
1461 { muscle_insert ((yyvsp
[-1].chars
), (yyvsp
[0].chars
)); }
1465 #line 206 "../../src/parse-gram.y"
1466 { defines_flag
= true; }
1470 #line 207 "../../src/parse-gram.y"
1471 { error_verbose
= true; }
1475 #line 208 "../../src/parse-gram.y"
1476 { expected_sr_conflicts
= (yyvsp
[0].integer
); }
1480 #line 209 "../../src/parse-gram.y"
1481 { expected_rr_conflicts
= (yyvsp
[0].integer
); }
1485 #line 210 "../../src/parse-gram.y"
1486 { spec_file_prefix
= (yyvsp
[0].chars
); }
1490 #line 212 "../../src/parse-gram.y"
1492 nondeterministic_parser
= true;
1498 #line 217 "../../src/parse-gram.y"
1500 muscle_code_grow ("initial_action", (yyvsp
[0].chars
), (yylsp
[0]));
1505 #line 220 "../../src/parse-gram.y"
1506 { add_param ("lex_param", (yyvsp
[0].chars
), (yylsp
[0])); }
1510 #line 221 "../../src/parse-gram.y"
1511 { locations_flag
= true; }
1515 #line 222 "../../src/parse-gram.y"
1516 { spec_name_prefix
= (yyvsp
[0].chars
); }
1520 #line 223 "../../src/parse-gram.y"
1521 { no_lines_flag
= true; }
1525 #line 224 "../../src/parse-gram.y"
1526 { nondeterministic_parser
= true; }
1530 #line 225 "../../src/parse-gram.y"
1531 { spec_outfile
= (yyvsp
[0].chars
); }
1535 #line 226 "../../src/parse-gram.y"
1536 { add_param ("parse_param", (yyvsp
[0].chars
), (yylsp
[0])); }
1540 #line 227 "../../src/parse-gram.y"
1541 { pure_parser
= true; }
1545 #line 228 "../../src/parse-gram.y"
1546 { skeleton
= (yyvsp
[0].chars
); }
1550 #line 229 "../../src/parse-gram.y"
1551 { token_table_flag
= true; }
1555 #line 230 "../../src/parse-gram.y"
1556 { report_flag
= report_states
; }
1560 #line 231 "../../src/parse-gram.y"
1561 { yacc_flag
= true; }
1565 #line 239 "../../src/parse-gram.y"
1567 grammar_start_symbol_set ((yyvsp
[0].symbol
), (yylsp
[0]));
1572 #line 243 "../../src/parse-gram.y"
1575 MUSCLE_INSERT_INT ("stype_line", (yylsp
[0]).start
.line
);
1576 muscle_insert ("stype", (yyvsp
[0].chars
));
1581 #line 249 "../../src/parse-gram.y"
1584 for (list
= (yyvsp
[0].list
); list
; list
= list
->next
)
1585 symbol_destructor_set (list
->sym
, (yyvsp
[-1].chars
), (yylsp
[-1]));
1586 symbol_list_free ((yyvsp
[0].list
));
1591 #line 256 "../../src/parse-gram.y"
1594 for (list
= (yyvsp
[0].list
); list
; list
= list
->next
)
1595 symbol_printer_set (list
->sym
, (yyvsp
[-1].chars
), list
->location
);
1596 symbol_list_free ((yyvsp
[0].list
));
1601 #line 263 "../../src/parse-gram.y"
1603 default_prec
= true;
1608 #line 267 "../../src/parse-gram.y"
1610 default_prec
= false;
1615 #line 273 "../../src/parse-gram.y"
1616 { current_class
= nterm_sym
; }
1620 #line 274 "../../src/parse-gram.y"
1622 current_class
= unknown_sym
;
1623 current_type
= NULL
;
1628 #line 278 "../../src/parse-gram.y"
1629 { current_class
= token_sym
; }
1633 #line 279 "../../src/parse-gram.y"
1635 current_class
= unknown_sym
;
1636 current_type
= NULL
;
1641 #line 284 "../../src/parse-gram.y"
1644 for (list
= (yyvsp
[0].list
); list
; list
= list
->next
)
1645 symbol_type_set (list
->sym
, (yyvsp
[-1].uniqstr
), (yylsp
[-1]));
1646 symbol_list_free ((yyvsp
[0].list
));
1651 #line 294 "../../src/parse-gram.y"
1655 for (list
= (yyvsp
[0].list
); list
; list
= list
->next
)
1657 symbol_type_set (list
->sym
, current_type
, (yylsp
[-1]));
1658 symbol_precedence_set (list
->sym
, current_prec
, (yyvsp
[-2].assoc
), (yylsp
[-2]));
1660 symbol_list_free ((yyvsp
[0].list
));
1661 current_type
= NULL
;
1666 #line 308 "../../src/parse-gram.y"
1667 { (yyval
.assoc
) = left_assoc
; }
1671 #line 309 "../../src/parse-gram.y"
1672 { (yyval
.assoc
) = right_assoc
; }
1676 #line 310 "../../src/parse-gram.y"
1677 { (yyval
.assoc
) = non_assoc
; }
1681 #line 314 "../../src/parse-gram.y"
1682 { current_type
= NULL
; }
1686 #line 315 "../../src/parse-gram.y"
1687 { current_type
= (yyvsp
[0].uniqstr
); }
1691 #line 321 "../../src/parse-gram.y"
1692 { (yyval
.list
) = symbol_list_new ((yyvsp
[0].symbol
), (yylsp
[0])); }
1696 #line 322 "../../src/parse-gram.y"
1697 { (yyval
.list
) = symbol_list_prepend ((yyvsp
[-1].list
), (yyvsp
[0].symbol
), (yylsp
[0])); }
1701 #line 328 "../../src/parse-gram.y"
1703 current_type
= (yyvsp
[0].uniqstr
);
1708 #line 332 "../../src/parse-gram.y"
1710 symbol_class_set ((yyvsp
[0].symbol
), current_class
, (yylsp
[0]));
1711 symbol_type_set ((yyvsp
[0].symbol
), current_type
, (yylsp
[0]));
1716 #line 337 "../../src/parse-gram.y"
1718 symbol_class_set ((yyvsp
[-1].symbol
), current_class
, (yylsp
[-1]));
1719 symbol_type_set ((yyvsp
[-1].symbol
), current_type
, (yylsp
[-1]));
1720 symbol_user_token_number_set ((yyvsp
[-1].symbol
), (yyvsp
[0].integer
), (yylsp
[0]));
1725 #line 343 "../../src/parse-gram.y"
1727 symbol_class_set ((yyvsp
[-1].symbol
), current_class
, (yylsp
[-1]));
1728 symbol_type_set ((yyvsp
[-1].symbol
), current_type
, (yylsp
[-1]));
1729 symbol_make_alias ((yyvsp
[-1].symbol
), (yyvsp
[0].symbol
), (yyloc
));
1734 #line 349 "../../src/parse-gram.y"
1736 symbol_class_set ((yyvsp
[-2].symbol
), current_class
, (yylsp
[-2]));
1737 symbol_type_set ((yyvsp
[-2].symbol
), current_type
, (yylsp
[-2]));
1738 symbol_user_token_number_set ((yyvsp
[-2].symbol
), (yyvsp
[-1].integer
), (yylsp
[-1]));
1739 symbol_make_alias ((yyvsp
[-2].symbol
), (yyvsp
[0].symbol
), (yyloc
));
1744 #line 378 "../../src/parse-gram.y"
1747 complain_at ((yyloc
), _("POSIX forbids declarations in the grammar"));
1752 #line 383 "../../src/parse-gram.y"
1759 #line 389 "../../src/parse-gram.y"
1760 { current_lhs
= (yyvsp
[0].symbol
); current_lhs_location
= (yylsp
[0]); }
1764 #line 393 "../../src/parse-gram.y"
1765 { grammar_rule_end ((yylsp
[0])); }
1769 #line 394 "../../src/parse-gram.y"
1770 { grammar_rule_end ((yylsp
[0])); }
1774 #line 400 "../../src/parse-gram.y"
1775 { grammar_rule_begin (current_lhs
, current_lhs_location
); }
1779 #line 402 "../../src/parse-gram.y"
1780 { grammar_current_rule_symbol_append ((yyvsp
[0].symbol
), (yylsp
[0])); }
1784 #line 404 "../../src/parse-gram.y"
1785 { grammar_current_rule_action_append ((yyvsp
[0].chars
), (yylsp
[0])); }
1789 #line 406 "../../src/parse-gram.y"
1790 { grammar_current_rule_prec_set ((yyvsp
[0].symbol
), (yylsp
[0])); }
1794 #line 408 "../../src/parse-gram.y"
1795 { grammar_current_rule_dprec_set ((yyvsp
[0].integer
), (yylsp
[0])); }
1799 #line 410 "../../src/parse-gram.y"
1800 { grammar_current_rule_merge_set ((yyvsp
[0].uniqstr
), (yylsp
[0])); }
1804 #line 414 "../../src/parse-gram.y"
1805 { (yyval
.symbol
) = (yyvsp
[0].symbol
); }
1809 #line 415 "../../src/parse-gram.y"
1810 { (yyval
.symbol
) = (yyvsp
[0].symbol
); }
1814 #line 420 "../../src/parse-gram.y"
1815 { (yyval
.chars
) = (yyvsp
[0].chars
); }
1819 #line 426 "../../src/parse-gram.y"
1821 (yyval
.symbol
) = symbol_get (quotearg_style (c_quoting_style
, (yyvsp
[0].chars
)), (yylsp
[0]));
1822 symbol_class_set ((yyval
.symbol
), token_sym
, (yylsp
[0]));
1827 #line 435 "../../src/parse-gram.y"
1828 { (yyval
.chars
) = (yyvsp
[0].chars
); }
1832 #line 442 "../../src/parse-gram.y"
1834 muscle_code_grow ("epilogue", (yyvsp
[0].chars
), (yylsp
[0]));
1835 scanner_last_string_free ();
1843 /* Line 1066 of yacc.c. */
1844 #line 1845 "../../src/parse-gram.c"
1850 YY_STACK_PRINT (yyss
, yyssp
);
1855 /* Now `shift' the result of the reduction. Determine what state
1856 that goes to, based on the state we popped back to and the rule
1857 number reduced by. */
1861 yystate
= yypgoto
[yyn
- YYNTOKENS
] + *yyssp
;
1862 if (0 <= yystate
&& yystate
<= YYLAST
&& yycheck
[yystate
] == *yyssp
)
1863 yystate
= yytable
[yystate
];
1865 yystate
= yydefgoto
[yyn
- YYNTOKENS
];
1870 /*------------------------------------.
1871 | yyerrlab -- here on detecting error |
1872 `------------------------------------*/
1874 /* If not already recovering from an error, report this error. */
1879 yyn
= yypact
[yystate
];
1881 if (YYPACT_NINF
< yyn
&& yyn
< YYLAST
)
1883 int yytype
= YYTRANSLATE (yychar
);
1884 YYSIZE_T yysize0
= yystrlen (yytname
[yytype
]);
1885 YYSIZE_T yysize
= yysize0
;
1887 int yysize_overflow
= 0;
1889 # define YYERROR_VERBOSE_ARGS_MAXIMUM 5
1890 char const *yyarg
[YYERROR_VERBOSE_ARGS_MAXIMUM
];
1894 /* This is so xgettext sees the translatable formats that are
1895 constructed on the fly. */
1896 _("syntax error, unexpected %s");
1897 _("syntax error, unexpected %s, expecting %s");
1898 _("syntax error, unexpected %s, expecting %s or %s");
1899 _("syntax error, unexpected %s, expecting %s or %s or %s");
1900 _("syntax error, unexpected %s, expecting %s or %s or %s or %s");
1904 static char const yyunexpected
[] = "syntax error, unexpected %s";
1905 static char const yyexpecting
[] = ", expecting %s";
1906 static char const yyor
[] = " or %s";
1907 char yyformat
[sizeof yyunexpected
1908 + sizeof yyexpecting
- 1
1909 + ((YYERROR_VERBOSE_ARGS_MAXIMUM
- 2)
1910 * (sizeof yyor
- 1))];
1911 char const *yyprefix
= yyexpecting
;
1913 /* Start YYX at -YYN if negative to avoid negative indexes in
1915 int yyxbegin
= yyn
< 0 ? -yyn
: 0;
1917 /* Stay within bounds of both yycheck and yytname. */
1918 int yychecklim
= YYLAST
- yyn
;
1919 int yyxend
= yychecklim
< YYNTOKENS
? yychecklim
: YYNTOKENS
;
1922 yyarg
[0] = yytname
[yytype
];
1923 yyfmt
= yystpcpy (yyformat
, yyunexpected
);
1925 for (yyx
= yyxbegin
; yyx
< yyxend
; ++yyx
)
1926 if (yycheck
[yyx
+ yyn
] == yyx
&& yyx
!= YYTERROR
)
1928 if (yycount
== YYERROR_VERBOSE_ARGS_MAXIMUM
)
1932 yyformat
[sizeof yyunexpected
- 1] = '\0';
1935 yyarg
[yycount
++] = yytname
[yyx
];
1936 yysize1
= yysize
+ yystrlen (yytname
[yyx
]);
1937 yysize_overflow
|= yysize1
< yysize
;
1939 yyfmt
= yystpcpy (yyfmt
, yyprefix
);
1944 yysize1
= yysize
+ yystrlen (yyf
);
1945 yysize_overflow
|= yysize1
< yysize
;
1948 if (!yysize_overflow
&& yysize
<= YYSTACK_ALLOC_MAXIMUM
)
1949 yymsg
= (char *) YYSTACK_ALLOC (yysize
);
1952 /* Avoid sprintf, as that infringes on the user's name space.
1953 Don't have undefined behavior even if the translation
1954 produced a string with the wrong number of "%s"s. */
1957 while ((*yyp
= *yyf
))
1959 if (*yyp
== '%' && yyf
[1] == 's' && yyi
< yycount
)
1961 yyp
= yystpcpy (yyp
, yyarg
[yyi
++]);
1971 YYSTACK_FREE (yymsg
);
1974 yyerror (_("syntax error; also memory exhausted"));
1977 #endif /* YYERROR_VERBOSE */
1978 yyerror (_("syntax error"));
1981 yyerror_range
[0] = yylloc
;
1983 if (yyerrstatus
== 3)
1985 /* If just tried and failed to reuse look-ahead token after an
1986 error, discard it. */
1988 if (yychar
<= YYEOF
)
1990 /* If at end of input, pop the error token,
1991 then the rest of the stack, then return failure. */
1992 if (yychar
== YYEOF
)
1997 yydestruct (_("Error: discarding"), yytoken
, &yylval
, &yylloc
);
2002 /* Else will try to reuse look-ahead token after shifting the error
2007 /*---------------------------------------------------.
2008 | yyerrorlab -- error raised explicitly by YYERROR. |
2009 `---------------------------------------------------*/
2012 /* Pacify compilers like GCC when the user code never invokes
2013 YYERROR and the label yyerrorlab therefore never appears in user
2018 yyerror_range
[0] = yylsp
[1-yylen
];
2026 /*-------------------------------------------------------------.
2027 | yyerrlab1 -- common code for both syntax error and YYERROR. |
2028 `-------------------------------------------------------------*/
2030 yyerrstatus
= 3; /* Each real token shifted decrements this. */
2034 yyn
= yypact
[yystate
];
2035 if (yyn
!= YYPACT_NINF
)
2038 if (0 <= yyn
&& yyn
<= YYLAST
&& yycheck
[yyn
] == YYTERROR
)
2046 /* Pop the current state because it cannot handle the error token. */
2050 yyerror_range
[0] = *yylsp
;
2051 yydestruct (_("Error: popping"), yystos
[yystate
], yyvsp
, yylsp
);
2054 YY_STACK_PRINT (yyss
, yyssp
);
2062 yyerror_range
[1] = yylloc
;
2063 /* Using YYLLOC is tempting, but would change the location of
2064 the look-ahead. YYLOC is available though. */
2065 YYLLOC_DEFAULT (yyloc
, yyerror_range
- 1, 2);
2068 /* Shift the error token. */
2069 YY_SYMBOL_PRINT (_("Shifting"), yystos
[yyn
], yyvsp
, yylsp
);
2075 /*-------------------------------------.
2076 | yyacceptlab -- YYACCEPT comes here. |
2077 `-------------------------------------*/
2082 /*-----------------------------------.
2083 | yyabortlab -- YYABORT comes here. |
2084 `-----------------------------------*/
2090 /*----------------------------------------------.
2091 | yyoverflowlab -- parser overflow comes here. |
2092 `----------------------------------------------*/
2094 yyerror (_("parser stack overflow"));
2100 if (yychar
!= YYEOF
&& yychar
!= YYEMPTY
)
2101 yydestruct (_("Error: discarding lookahead"),
2102 yytoken
, &yylval
, &yylloc
);
2106 yyerror_range
[0] = *yylsp
;
2110 yydestruct (_("Error: popping"),
2111 yystos
[*yyssp
], yyvsp
, yylsp
);
2115 YYSTACK_FREE (yyss
);
2121 #line 448 "../../src/parse-gram.y"
2125 /* Return the location of the left-hand side of a rule whose
2126 right-hand side is RHS[1] ... RHS[N]. Ignore empty nonterminals in
2127 the right-hand side, and return an empty location equal to the end
2128 boundary of RHS[0] if the right-hand side is empty. */
2131 lloc_default (YYLTYPE
const *rhs
, int n
)
2136 /* SGI MIPSpro 7.4.1m miscompiles "loc.start = loc.end = rhs[n].end;".
2137 The bug is fixed in 7.4.2m, but play it safe for now. */
2138 loc
.start
= rhs
[n
].end
;
2139 loc
.end
= rhs
[n
].end
;
2141 /* Ignore empty nonterminals the start of the the right-hand side.
2142 Do not bother to ignore them at the end of the right-hand side,
2143 since empty nonterminals have the same end as their predecessors. */
2144 for (i
= 1; i
<= n
; i
++)
2145 if (! equal_boundaries (rhs
[i
].start
, rhs
[i
].end
))
2147 loc
.start
= rhs
[i
].start
;
2155 /* Add a lex-param or a parse-param (depending on TYPE) with
2156 declaration DECL and location LOC. */
2159 add_param (char const *type
, char *decl
, location loc
)
2161 static char const alphanum
[26 + 26 + 1 + 10] =
2162 "abcdefghijklmnopqrstuvwxyz"
2163 "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
2166 char const *name_start
= NULL
;
2169 /* Stop on last actual character. */
2170 for (p
= decl
; p
[1]; p
++)
2172 || ! memchr (alphanum
, p
[-1], sizeof alphanum
))
2173 && memchr (alphanum
, p
[0], sizeof alphanum
- 10))
2176 /* Strip the surrounding '{' and '}', and any blanks just inside
2178 while (*--p
== ' ' || *p
== '\t')
2181 while (*++decl
== ' ' || *decl
== '\t')
2185 complain_at (loc
, _("missing identifier in parameter declaration"));
2192 memchr (alphanum
, name_start
[name_len
], sizeof alphanum
);
2196 name
= xmalloc (name_len
+ 1);
2197 memcpy (name
, name_start
, name_len
);
2198 name
[name_len
] = '\0';
2199 muscle_pair_list_grow (type
, decl
, name
);
2203 scanner_last_string_free ();
2207 gram_error (location
const *loc
, char const *msg
)
2209 complain_at (*loc
, "%s", msg
);
2213 token_name (int type
)
2215 return yytname
[type
];