Line data Source code
1 : /* A Bison parser, made by GNU Bison 3.8.2. */
2 :
3 : /* Bison implementation for Yacc-like parsers in C
4 :
5 : Copyright (C) 1984, 1989-1990, 2000-2015, 2018-2021 Free Software Foundation,
6 : Inc.
7 :
8 : This program is free software: you can redistribute it and/or modify
9 : it under the terms of the GNU General Public License as published by
10 : the Free Software Foundation, either version 3 of the License, or
11 : (at your option) any later version.
12 :
13 : This program is distributed in the hope that it will be useful,
14 : but WITHOUT ANY WARRANTY; without even the implied warranty of
15 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 : GNU General Public License for more details.
17 :
18 : You should have received a copy of the GNU General Public License
19 : along with this program. If not, see <https://www.gnu.org/licenses/>. */
20 :
21 : /* As a special exception, you may create a larger work that contains
22 : part or all of the Bison parser skeleton and distribute that work
23 : under terms of your choice, so long as that work isn't itself a
24 : parser generator using the skeleton or a modified version thereof
25 : as a parser skeleton. Alternatively, if you modify or redistribute
26 : the parser skeleton itself, you may (at your option) remove this
27 : special exception, which will cause the skeleton and the resulting
28 : Bison output files to be licensed under the GNU General Public
29 : License without this special exception.
30 :
31 : This special exception was added by the Free Software Foundation in
32 : version 2.2 of Bison. */
33 :
34 : /* C LALR(1) parser skeleton written by Richard Stallman, by
35 : simplifying the original so-called "semantic" parser. */
36 :
37 : /* DO NOT RELY ON FEATURES THAT ARE NOT DOCUMENTED in the manual,
38 : especially those whose name start with YY_ or yy_. They are
39 : private implementation details that can be changed or removed. */
40 :
41 : /* All symbols defined below should begin with yy or YY, to avoid
42 : infringing on user name space. This should be done even for local
43 : variables, as they might otherwise be expanded by user macros.
44 : There are some unavoidable exceptions within include files to
45 : define necessary library symbols; they are noted "INFRINGES ON
46 : USER NAME SPACE" below. */
47 :
48 : /* Identify Bison output, and Bison version. */
49 : #define YYBISON 30802
50 :
51 : /* Bison version string. */
52 : #define YYBISON_VERSION "3.8.2"
53 :
54 : /* Skeleton name. */
55 : #define YYSKELETON_NAME "yacc.c"
56 :
57 : /* Pure parsers. */
58 : #define YYPURE 1
59 :
60 : /* Push parsers. */
61 : #define YYPUSH 0
62 :
63 : /* Pull parsers. */
64 : #define YYPULL 1
65 :
66 :
67 : /* Substitute the variable and function names. */
68 : #define yyparse pgpa_yyparse
69 : #define yylex pgpa_yylex
70 : #define yyerror pgpa_yyerror
71 : #define yydebug pgpa_yydebug
72 : #define yynerrs pgpa_yynerrs
73 :
74 : /* First part of user prologue. */
75 : #line 1 "pgpa_parser.y"
76 :
77 : /*
78 : * Parser for plan advice
79 : *
80 : * Copyright (c) 2000-2026, PostgreSQL Global Development Group
81 : *
82 : * contrib/pg_plan_advice/pgpa_parser.y
83 : */
84 :
85 : #include "postgres.h"
86 :
87 : #include <float.h>
88 : #include <math.h>
89 :
90 : #include "fmgr.h"
91 : #include "nodes/miscnodes.h"
92 : #include "utils/builtins.h"
93 : #include "utils/float.h"
94 :
95 : #include "pgpa_ast.h"
96 : #include "pgpa_parser.h"
97 :
98 : /*
99 : * Bison doesn't allocate anything that needs to live across parser calls,
100 : * so we can easily have it use palloc instead of malloc. This prevents
101 : * memory leaks if we error out during parsing.
102 : */
103 : #define YYMALLOC palloc
104 : #define YYFREE pfree
105 :
106 : #line 107 "pgpa_parser.c"
107 :
108 : # ifndef YY_CAST
109 : # ifdef __cplusplus
110 : # define YY_CAST(Type, Val) static_cast<Type> (Val)
111 : # define YY_REINTERPRET_CAST(Type, Val) reinterpret_cast<Type> (Val)
112 : # else
113 : # define YY_CAST(Type, Val) ((Type) (Val))
114 : # define YY_REINTERPRET_CAST(Type, Val) ((Type) (Val))
115 : # endif
116 : # endif
117 : # ifndef YY_NULLPTR
118 : # if defined __cplusplus
119 : # if 201103L <= __cplusplus
120 : # define YY_NULLPTR nullptr
121 : # else
122 : # define YY_NULLPTR 0
123 : # endif
124 : # else
125 : # define YY_NULLPTR ((void*)0)
126 : # endif
127 : # endif
128 :
129 : #include "pgpa_parser.h"
130 : /* Symbol kind. */
131 : enum yysymbol_kind_t
132 : {
133 : YYSYMBOL_YYEMPTY = -2,
134 : YYSYMBOL_YYEOF = 0, /* "end of file" */
135 : YYSYMBOL_YYerror = 1, /* error */
136 : YYSYMBOL_YYUNDEF = 2, /* "invalid token" */
137 : YYSYMBOL_TOK_IDENT = 3, /* TOK_IDENT */
138 : YYSYMBOL_TOK_TAG_JOIN_ORDER = 4, /* TOK_TAG_JOIN_ORDER */
139 : YYSYMBOL_TOK_TAG_INDEX = 5, /* TOK_TAG_INDEX */
140 : YYSYMBOL_TOK_TAG_SIMPLE = 6, /* TOK_TAG_SIMPLE */
141 : YYSYMBOL_TOK_TAG_GENERIC = 7, /* TOK_TAG_GENERIC */
142 : YYSYMBOL_TOK_INTEGER = 8, /* TOK_INTEGER */
143 : YYSYMBOL_9_ = 9, /* '(' */
144 : YYSYMBOL_10_ = 10, /* ')' */
145 : YYSYMBOL_11_ = 11, /* '.' */
146 : YYSYMBOL_12_ = 12, /* '#' */
147 : YYSYMBOL_13_ = 13, /* '/' */
148 : YYSYMBOL_14_ = 14, /* '@' */
149 : YYSYMBOL_15_ = 15, /* '{' */
150 : YYSYMBOL_16_ = 16, /* '}' */
151 : YYSYMBOL_YYACCEPT = 17, /* $accept */
152 : YYSYMBOL_parse_toplevel = 18, /* parse_toplevel */
153 : YYSYMBOL_advice_item_list = 19, /* advice_item_list */
154 : YYSYMBOL_advice_item = 20, /* advice_item */
155 : YYSYMBOL_relation_identifier = 21, /* relation_identifier */
156 : YYSYMBOL_index_name = 22, /* index_name */
157 : YYSYMBOL_opt_ri_occurrence = 23, /* opt_ri_occurrence */
158 : YYSYMBOL_identifier = 24, /* identifier */
159 : YYSYMBOL_opt_partition = 25, /* opt_partition */
160 : YYSYMBOL_opt_plan_name = 26, /* opt_plan_name */
161 : YYSYMBOL_generic_target_list = 27, /* generic_target_list */
162 : YYSYMBOL_generic_sublist = 28, /* generic_sublist */
163 : YYSYMBOL_index_target_list = 29, /* index_target_list */
164 : YYSYMBOL_join_order_target_list = 30, /* join_order_target_list */
165 : YYSYMBOL_join_order_sublist = 31, /* join_order_sublist */
166 : YYSYMBOL_simple_target_list = 32 /* simple_target_list */
167 : };
168 : typedef enum yysymbol_kind_t yysymbol_kind_t;
169 :
170 :
171 :
172 :
173 : #ifdef short
174 : # undef short
175 : #endif
176 :
177 : /* On compilers that do not define __PTRDIFF_MAX__ etc., make sure
178 : <limits.h> and (if available) <stdint.h> are included
179 : so that the code can choose integer types of a good width. */
180 :
181 : #ifndef __PTRDIFF_MAX__
182 : # include <limits.h> /* INFRINGES ON USER NAME SPACE */
183 : # if defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__
184 : # include <stdint.h> /* INFRINGES ON USER NAME SPACE */
185 : # define YY_STDINT_H
186 : # endif
187 : #endif
188 :
189 : /* Narrow types that promote to a signed type and that can represent a
190 : signed or unsigned integer of at least N bits. In tables they can
191 : save space and decrease cache pressure. Promoting to a signed type
192 : helps avoid bugs in integer arithmetic. */
193 :
194 : #ifdef __INT_LEAST8_MAX__
195 : typedef __INT_LEAST8_TYPE__ yytype_int8;
196 : #elif defined YY_STDINT_H
197 : typedef int_least8_t yytype_int8;
198 : #else
199 : typedef signed char yytype_int8;
200 : #endif
201 :
202 : #ifdef __INT_LEAST16_MAX__
203 : typedef __INT_LEAST16_TYPE__ yytype_int16;
204 : #elif defined YY_STDINT_H
205 : typedef int_least16_t yytype_int16;
206 : #else
207 : typedef short yytype_int16;
208 : #endif
209 :
210 : /* Work around bug in HP-UX 11.23, which defines these macros
211 : incorrectly for preprocessor constants. This workaround can likely
212 : be removed in 2023, as HPE has promised support for HP-UX 11.23
213 : (aka HP-UX 11i v2) only through the end of 2022; see Table 2 of
214 : <https://h20195.www2.hpe.com/V2/getpdf.aspx/4AA4-7673ENW.pdf>. */
215 : #ifdef __hpux
216 : # undef UINT_LEAST8_MAX
217 : # undef UINT_LEAST16_MAX
218 : # define UINT_LEAST8_MAX 255
219 : # define UINT_LEAST16_MAX 65535
220 : #endif
221 :
222 : #if defined __UINT_LEAST8_MAX__ && __UINT_LEAST8_MAX__ <= __INT_MAX__
223 : typedef __UINT_LEAST8_TYPE__ yytype_uint8;
224 : #elif (!defined __UINT_LEAST8_MAX__ && defined YY_STDINT_H \
225 : && UINT_LEAST8_MAX <= INT_MAX)
226 : typedef uint_least8_t yytype_uint8;
227 : #elif !defined __UINT_LEAST8_MAX__ && UCHAR_MAX <= INT_MAX
228 : typedef unsigned char yytype_uint8;
229 : #else
230 : typedef short yytype_uint8;
231 : #endif
232 :
233 : #if defined __UINT_LEAST16_MAX__ && __UINT_LEAST16_MAX__ <= __INT_MAX__
234 : typedef __UINT_LEAST16_TYPE__ yytype_uint16;
235 : #elif (!defined __UINT_LEAST16_MAX__ && defined YY_STDINT_H \
236 : && UINT_LEAST16_MAX <= INT_MAX)
237 : typedef uint_least16_t yytype_uint16;
238 : #elif !defined __UINT_LEAST16_MAX__ && USHRT_MAX <= INT_MAX
239 : typedef unsigned short yytype_uint16;
240 : #else
241 : typedef int yytype_uint16;
242 : #endif
243 :
244 : #ifndef YYPTRDIFF_T
245 : # if defined __PTRDIFF_TYPE__ && defined __PTRDIFF_MAX__
246 : # define YYPTRDIFF_T __PTRDIFF_TYPE__
247 : # define YYPTRDIFF_MAXIMUM __PTRDIFF_MAX__
248 : # elif defined PTRDIFF_MAX
249 : # ifndef ptrdiff_t
250 : # include <stddef.h> /* INFRINGES ON USER NAME SPACE */
251 : # endif
252 : # define YYPTRDIFF_T ptrdiff_t
253 : # define YYPTRDIFF_MAXIMUM PTRDIFF_MAX
254 : # else
255 : # define YYPTRDIFF_T long
256 : # define YYPTRDIFF_MAXIMUM LONG_MAX
257 : # endif
258 : #endif
259 :
260 : #ifndef YYSIZE_T
261 : # ifdef __SIZE_TYPE__
262 : # define YYSIZE_T __SIZE_TYPE__
263 : # elif defined size_t
264 : # define YYSIZE_T size_t
265 : # elif defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__
266 : # include <stddef.h> /* INFRINGES ON USER NAME SPACE */
267 : # define YYSIZE_T size_t
268 : # else
269 : # define YYSIZE_T unsigned
270 : # endif
271 : #endif
272 :
273 : #define YYSIZE_MAXIMUM \
274 : YY_CAST (YYPTRDIFF_T, \
275 : (YYPTRDIFF_MAXIMUM < YY_CAST (YYSIZE_T, -1) \
276 : ? YYPTRDIFF_MAXIMUM \
277 : : YY_CAST (YYSIZE_T, -1)))
278 :
279 : #define YYSIZEOF(X) YY_CAST (YYPTRDIFF_T, sizeof (X))
280 :
281 :
282 : /* Stored state numbers (used for stacks). */
283 : typedef yytype_int8 yy_state_t;
284 :
285 : /* State numbers in computations. */
286 : typedef int yy_state_fast_t;
287 :
288 : #ifndef YY_
289 : # if defined YYENABLE_NLS && YYENABLE_NLS
290 : # if ENABLE_NLS
291 : # include <libintl.h> /* INFRINGES ON USER NAME SPACE */
292 : # define YY_(Msgid) dgettext ("bison-runtime", Msgid)
293 : # endif
294 : # endif
295 : # ifndef YY_
296 : # define YY_(Msgid) Msgid
297 : # endif
298 : #endif
299 :
300 :
301 : #ifndef YY_ATTRIBUTE_PURE
302 : # if defined __GNUC__ && 2 < __GNUC__ + (96 <= __GNUC_MINOR__)
303 : # define YY_ATTRIBUTE_PURE __attribute__ ((__pure__))
304 : # else
305 : # define YY_ATTRIBUTE_PURE
306 : # endif
307 : #endif
308 :
309 : #ifndef YY_ATTRIBUTE_UNUSED
310 : # if defined __GNUC__ && 2 < __GNUC__ + (7 <= __GNUC_MINOR__)
311 : # define YY_ATTRIBUTE_UNUSED __attribute__ ((__unused__))
312 : # else
313 : # define YY_ATTRIBUTE_UNUSED
314 : # endif
315 : #endif
316 :
317 : /* Suppress unused-variable warnings by "using" E. */
318 : #if ! defined lint || defined __GNUC__
319 : # define YY_USE(E) ((void) (E))
320 : #else
321 : # define YY_USE(E) /* empty */
322 : #endif
323 :
324 : /* Suppress an incorrect diagnostic about yylval being uninitialized. */
325 : #if defined __GNUC__ && ! defined __ICC && 406 <= __GNUC__ * 100 + __GNUC_MINOR__
326 : # if __GNUC__ * 100 + __GNUC_MINOR__ < 407
327 : # define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \
328 : _Pragma ("GCC diagnostic push") \
329 : _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")
330 : # else
331 : # define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \
332 : _Pragma ("GCC diagnostic push") \
333 : _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"") \
334 : _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"")
335 : # endif
336 : # define YY_IGNORE_MAYBE_UNINITIALIZED_END \
337 : _Pragma ("GCC diagnostic pop")
338 : #else
339 : # define YY_INITIAL_VALUE(Value) Value
340 : #endif
341 : #ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
342 : # define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
343 : # define YY_IGNORE_MAYBE_UNINITIALIZED_END
344 : #endif
345 : #ifndef YY_INITIAL_VALUE
346 : # define YY_INITIAL_VALUE(Value) /* Nothing. */
347 : #endif
348 :
349 : #if defined __cplusplus && defined __GNUC__ && ! defined __ICC && 6 <= __GNUC__
350 : # define YY_IGNORE_USELESS_CAST_BEGIN \
351 : _Pragma ("GCC diagnostic push") \
352 : _Pragma ("GCC diagnostic ignored \"-Wuseless-cast\"")
353 : # define YY_IGNORE_USELESS_CAST_END \
354 : _Pragma ("GCC diagnostic pop")
355 : #endif
356 : #ifndef YY_IGNORE_USELESS_CAST_BEGIN
357 : # define YY_IGNORE_USELESS_CAST_BEGIN
358 : # define YY_IGNORE_USELESS_CAST_END
359 : #endif
360 :
361 :
362 : #define YY_ASSERT(E) ((void) (0 && (E)))
363 :
364 : #if !defined yyoverflow
365 :
366 : /* The parser invokes alloca or malloc; define the necessary symbols. */
367 :
368 : # ifdef YYSTACK_USE_ALLOCA
369 : # if YYSTACK_USE_ALLOCA
370 : # ifdef __GNUC__
371 : # define YYSTACK_ALLOC __builtin_alloca
372 : # elif defined __BUILTIN_VA_ARG_INCR
373 : # include <alloca.h> /* INFRINGES ON USER NAME SPACE */
374 : # elif defined _AIX
375 : # define YYSTACK_ALLOC __alloca
376 : # elif defined _MSC_VER
377 : # include <malloc.h> /* INFRINGES ON USER NAME SPACE */
378 : # define alloca _alloca
379 : # else
380 : # define YYSTACK_ALLOC alloca
381 : # if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS
382 : # include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
383 : /* Use EXIT_SUCCESS as a witness for stdlib.h. */
384 : # ifndef EXIT_SUCCESS
385 : # define EXIT_SUCCESS 0
386 : # endif
387 : # endif
388 : # endif
389 : # endif
390 : # endif
391 :
392 : # ifdef YYSTACK_ALLOC
393 : /* Pacify GCC's 'empty if-body' warning. */
394 : # define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
395 : # ifndef YYSTACK_ALLOC_MAXIMUM
396 : /* The OS might guarantee only one guard page at the bottom of the stack,
397 : and a page size can be as small as 4096 bytes. So we cannot safely
398 : invoke alloca (N) if N exceeds 4096. Use a slightly smaller number
399 : to allow for a few compiler-allocated temporary stack slots. */
400 : # define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
401 : # endif
402 : # else
403 : # define YYSTACK_ALLOC YYMALLOC
404 : # define YYSTACK_FREE YYFREE
405 : # ifndef YYSTACK_ALLOC_MAXIMUM
406 : # define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
407 : # endif
408 : # if (defined __cplusplus && ! defined EXIT_SUCCESS \
409 : && ! ((defined YYMALLOC || defined malloc) \
410 : && (defined YYFREE || defined free)))
411 : # include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
412 : # ifndef EXIT_SUCCESS
413 : # define EXIT_SUCCESS 0
414 : # endif
415 : # endif
416 : # ifndef YYMALLOC
417 : # define YYMALLOC malloc
418 : # if ! defined malloc && ! defined EXIT_SUCCESS
419 : void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
420 : # endif
421 : # endif
422 : # ifndef YYFREE
423 : # define YYFREE free
424 : # if ! defined free && ! defined EXIT_SUCCESS
425 : void free (void *); /* INFRINGES ON USER NAME SPACE */
426 : # endif
427 : # endif
428 : # endif
429 : #endif /* !defined yyoverflow */
430 :
431 : #if (! defined yyoverflow \
432 : && (! defined __cplusplus \
433 : || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
434 :
435 : /* A type that is properly aligned for any stack member. */
436 : union yyalloc
437 : {
438 : yy_state_t yyss_alloc;
439 : YYSTYPE yyvs_alloc;
440 : };
441 :
442 : /* The size of the maximum gap between one aligned stack and the next. */
443 : # define YYSTACK_GAP_MAXIMUM (YYSIZEOF (union yyalloc) - 1)
444 :
445 : /* The size of an array large to enough to hold all stacks, each with
446 : N elements. */
447 : # define YYSTACK_BYTES(N) \
448 : ((N) * (YYSIZEOF (yy_state_t) + YYSIZEOF (YYSTYPE)) \
449 : + YYSTACK_GAP_MAXIMUM)
450 :
451 : # define YYCOPY_NEEDED 1
452 :
453 : /* Relocate STACK from its old location to the new one. The
454 : local variables YYSIZE and YYSTACKSIZE give the old and new number of
455 : elements in the stack, and YYPTR gives the new location of the
456 : stack. Advance YYPTR to a properly aligned location for the next
457 : stack. */
458 : # define YYSTACK_RELOCATE(Stack_alloc, Stack) \
459 : do \
460 : { \
461 : YYPTRDIFF_T yynewbytes; \
462 : YYCOPY (&yyptr->Stack_alloc, Stack, yysize); \
463 : Stack = &yyptr->Stack_alloc; \
464 : yynewbytes = yystacksize * YYSIZEOF (*Stack) + YYSTACK_GAP_MAXIMUM; \
465 : yyptr += yynewbytes / YYSIZEOF (*yyptr); \
466 : } \
467 : while (0)
468 :
469 : #endif
470 :
471 : #if defined YYCOPY_NEEDED && YYCOPY_NEEDED
472 : /* Copy COUNT objects from SRC to DST. The source and destination do
473 : not overlap. */
474 : # ifndef YYCOPY
475 : # if defined __GNUC__ && 1 < __GNUC__
476 : # define YYCOPY(Dst, Src, Count) \
477 : __builtin_memcpy (Dst, Src, YY_CAST (YYSIZE_T, (Count)) * sizeof (*(Src)))
478 : # else
479 : # define YYCOPY(Dst, Src, Count) \
480 : do \
481 : { \
482 : YYPTRDIFF_T yyi; \
483 : for (yyi = 0; yyi < (Count); yyi++) \
484 : (Dst)[yyi] = (Src)[yyi]; \
485 : } \
486 : while (0)
487 : # endif
488 : # endif
489 : #endif /* !YYCOPY_NEEDED */
490 :
491 : /* YYFINAL -- State number of the termination state. */
492 : #define YYFINAL 3
493 : /* YYLAST -- Last index in YYTABLE. */
494 : #define YYLAST 83
495 :
496 : /* YYNTOKENS -- Number of terminals. */
497 : #define YYNTOKENS 17
498 : /* YYNNTS -- Number of nonterminals. */
499 : #define YYNNTS 16
500 : /* YYNRULES -- Number of rules. */
501 : #define YYNRULES 36
502 : /* YYNSTATES -- Number of states. */
503 : #define YYNSTATES 57
504 :
505 : /* YYMAXUTOK -- Last valid token kind. */
506 : #define YYMAXUTOK 263
507 :
508 :
509 : /* YYTRANSLATE(TOKEN-NUM) -- Symbol number corresponding to TOKEN-NUM
510 : as returned by yylex, with out-of-bounds checking. */
511 : #define YYTRANSLATE(YYX) \
512 : (0 <= (YYX) && (YYX) <= YYMAXUTOK \
513 : ? YY_CAST (yysymbol_kind_t, yytranslate[YYX]) \
514 : : YYSYMBOL_YYUNDEF)
515 :
516 : /* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM
517 : as returned by yylex. */
518 : static const yytype_int8 yytranslate[] =
519 : {
520 : 0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
521 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
522 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
523 : 2, 2, 2, 2, 2, 12, 2, 2, 2, 2,
524 : 9, 10, 2, 2, 2, 2, 11, 13, 2, 2,
525 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
526 : 2, 2, 2, 2, 14, 2, 2, 2, 2, 2,
527 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
528 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
529 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
530 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
531 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
532 : 2, 2, 2, 15, 2, 16, 2, 2, 2, 2,
533 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
534 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
535 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
536 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
537 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
538 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
539 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
540 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
541 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
542 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
543 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
544 : 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
545 : 2, 2, 2, 2, 2, 2, 1, 2, 3, 4,
546 : 5, 6, 7, 8
547 : };
548 :
549 : #if YYDEBUG
550 : /* YYRLINE[YYN] -- Source line where rule number YYN was defined. */
551 : static const yytype_int16 yyrline[] =
552 : {
553 : 0, 71, 71, 78, 81, 84, 93, 104, 121, 148,
554 : 165, 170, 179, 187, 193, 194, 195, 196, 197, 205,
555 : 207, 210, 214, 217, 220, 222, 225, 228, 237, 243,
556 : 246, 248, 251, 255, 261, 269, 272
557 : };
558 : #endif
559 :
560 : /** Accessing symbol of state STATE. */
561 : #define YY_ACCESSING_SYMBOL(State) YY_CAST (yysymbol_kind_t, yystos[State])
562 :
563 : #if YYDEBUG || 0
564 : /* The user-facing name of the symbol whose (internal) number is
565 : YYSYMBOL. No bounds checking. */
566 : static const char *yysymbol_name (yysymbol_kind_t yysymbol) YY_ATTRIBUTE_UNUSED;
567 :
568 : /* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
569 : First, the terminals, then, starting at YYNTOKENS, nonterminals. */
570 : static const char *const yytname[] =
571 : {
572 : "\"end of file\"", "error", "\"invalid token\"", "TOK_IDENT",
573 : "TOK_TAG_JOIN_ORDER", "TOK_TAG_INDEX", "TOK_TAG_SIMPLE",
574 : "TOK_TAG_GENERIC", "TOK_INTEGER", "'('", "')'", "'.'", "'#'", "'/'",
575 : "'@'", "'{'", "'}'", "$accept", "parse_toplevel", "advice_item_list",
576 : "advice_item", "relation_identifier", "index_name", "opt_ri_occurrence",
577 : "identifier", "opt_partition", "opt_plan_name", "generic_target_list",
578 : "generic_sublist", "index_target_list", "join_order_target_list",
579 : "join_order_sublist", "simple_target_list", YY_NULLPTR
580 : };
581 :
582 : static const char *
583 : yysymbol_name (yysymbol_kind_t yysymbol)
584 : {
585 : return yytname[yysymbol];
586 : }
587 : #endif
588 :
589 : #define YYPACT_NINF (-30)
590 :
591 : #define yypact_value_is_default(Yyn) \
592 : ((Yyn) == YYPACT_NINF)
593 :
594 : #define YYTABLE_NINF (-1)
595 :
596 : #define yytable_value_is_error(Yyn) \
597 : 0
598 :
599 : /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
600 : STATE-NUM. */
601 : static const yytype_int8 yypact[] =
602 : {
603 : -30, 10, 30, -30, 11, 12, 14, 22, -30, -30,
604 : -30, -30, -30, 23, 57, 65, 49, -30, -30, -30,
605 : -30, -30, -30, -30, -30, -30, 32, -30, -30, 9,
606 : -30, -30, -30, -30, -30, -30, 36, 2, 39, 35,
607 : -30, 38, 73, -30, -30, -30, 9, 43, 9, -30,
608 : 54, 9, -30, -30, 9, -30, -30
609 : };
610 :
611 : /* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM.
612 : Performed when YYTABLE does not specify something else to do. Zero
613 : means the default is an error. */
614 : static const yytype_int8 yydefact[] =
615 : {
616 : 4, 0, 2, 1, 0, 0, 0, 0, 3, 32,
617 : 29, 36, 26, 0, 0, 0, 0, 14, 15, 16,
618 : 17, 18, 32, 5, 36, 30, 13, 31, 6, 0,
619 : 7, 35, 36, 8, 24, 25, 0, 0, 0, 21,
620 : 28, 10, 0, 33, 34, 12, 0, 23, 0, 27,
621 : 20, 0, 9, 11, 0, 22, 19
622 : };
623 :
624 : /* YYPGOTO[NTERM-NUM]. */
625 : static const yytype_int8 yypgoto[] =
626 : {
627 : -30, -30, -30, -30, -12, -30, -30, -29, -30, -30,
628 : -30, -30, -30, 28, -30, -21
629 : };
630 :
631 : /* YYDEFGOTO[NTERM-NUM]. */
632 : static const yytype_int8 yydefgoto[] =
633 : {
634 : 0, 1, 2, 8, 31, 40, 39, 26, 47, 52,
635 : 16, 35, 14, 13, 27, 15
636 : };
637 :
638 : /* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM. If
639 : positive, shift that token. If negative, reduce the rule whose
640 : number is the opposite. If YYTABLE_NINF, syntax error. */
641 : static const yytype_int8 yytable[] =
642 : {
643 : 41, 25, 29, 37, 34, 17, 18, 19, 20, 21,
644 : 3, 42, 17, 18, 19, 20, 21, 50, 44, 53,
645 : 9, 10, 55, 11, 25, 56, 17, 18, 19, 20,
646 : 21, 12, 22, 23, 4, 5, 6, 7, 24, 17,
647 : 18, 19, 20, 21, 38, 22, 43, 45, 46, 48,
648 : 36, 24, 17, 18, 19, 20, 21, 51, 32, 33,
649 : 17, 18, 19, 20, 21, 54, 0, 28, 17, 18,
650 : 19, 20, 21, 0, 0, 30, 17, 18, 19, 20,
651 : 21, 0, 0, 49
652 : };
653 :
654 : static const yytype_int8 yycheck[] =
655 : {
656 : 29, 13, 14, 24, 16, 3, 4, 5, 6, 7,
657 : 0, 32, 3, 4, 5, 6, 7, 46, 16, 48,
658 : 9, 9, 51, 9, 36, 54, 3, 4, 5, 6,
659 : 7, 9, 9, 10, 4, 5, 6, 7, 15, 3,
660 : 4, 5, 6, 7, 12, 9, 10, 8, 13, 11,
661 : 22, 15, 3, 4, 5, 6, 7, 14, 9, 10,
662 : 3, 4, 5, 6, 7, 11, -1, 10, 3, 4,
663 : 5, 6, 7, -1, -1, 10, 3, 4, 5, 6,
664 : 7, -1, -1, 10
665 : };
666 :
667 : /* YYSTOS[STATE-NUM] -- The symbol kind of the accessing symbol of
668 : state STATE-NUM. */
669 : static const yytype_int8 yystos[] =
670 : {
671 : 0, 18, 19, 0, 4, 5, 6, 7, 20, 9,
672 : 9, 9, 9, 30, 29, 32, 27, 3, 4, 5,
673 : 6, 7, 9, 10, 15, 21, 24, 31, 10, 21,
674 : 10, 21, 9, 10, 21, 28, 30, 32, 12, 23,
675 : 22, 24, 32, 10, 16, 8, 13, 25, 11, 10,
676 : 24, 14, 26, 24, 11, 24, 24
677 : };
678 :
679 : /* YYR1[RULE-NUM] -- Symbol kind of the left-hand side of rule RULE-NUM. */
680 : static const yytype_int8 yyr1[] =
681 : {
682 : 0, 17, 18, 19, 19, 20, 20, 20, 20, 21,
683 : 22, 22, 23, 23, 24, 24, 24, 24, 24, 25,
684 : 25, 25, 26, 26, 27, 27, 27, 28, 29, 29,
685 : 30, 30, 30, 31, 31, 32, 32
686 : };
687 :
688 : /* YYR2[RULE-NUM] -- Number of symbols on the right-hand side of rule RULE-NUM. */
689 : static const yytype_int8 yyr2[] =
690 : {
691 : 0, 2, 1, 2, 0, 4, 4, 4, 4, 4,
692 : 1, 3, 2, 0, 1, 1, 1, 1, 1, 4,
693 : 2, 0, 2, 0, 2, 2, 0, 3, 3, 0,
694 : 2, 2, 0, 3, 3, 2, 0
695 : };
696 :
697 :
698 : enum { YYENOMEM = -2 };
699 :
700 : #define yyerrok (yyerrstatus = 0)
701 : #define yyclearin (yychar = YYEMPTY)
702 :
703 : #define YYACCEPT goto yyacceptlab
704 : #define YYABORT goto yyabortlab
705 : #define YYERROR goto yyerrorlab
706 : #define YYNOMEM goto yyexhaustedlab
707 :
708 :
709 : #define YYRECOVERING() (!!yyerrstatus)
710 :
711 : #define YYBACKUP(Token, Value) \
712 : do \
713 : if (yychar == YYEMPTY) \
714 : { \
715 : yychar = (Token); \
716 : yylval = (Value); \
717 : YYPOPSTACK (yylen); \
718 : yystate = *yyssp; \
719 : goto yybackup; \
720 : } \
721 : else \
722 : { \
723 : yyerror (result, parse_error_msg_p, yyscanner, YY_("syntax error: cannot back up")); \
724 : YYERROR; \
725 : } \
726 : while (0)
727 :
728 : /* Backward compatibility with an undocumented macro.
729 : Use YYerror or YYUNDEF. */
730 : #define YYERRCODE YYUNDEF
731 :
732 :
733 : /* Enable debugging if requested. */
734 : #if YYDEBUG
735 :
736 : # ifndef YYFPRINTF
737 : # include <stdio.h> /* INFRINGES ON USER NAME SPACE */
738 : # define YYFPRINTF fprintf
739 : # endif
740 :
741 : # define YYDPRINTF(Args) \
742 : do { \
743 : if (yydebug) \
744 : YYFPRINTF Args; \
745 : } while (0)
746 :
747 :
748 :
749 :
750 : # define YY_SYMBOL_PRINT(Title, Kind, Value, Location) \
751 : do { \
752 : if (yydebug) \
753 : { \
754 : YYFPRINTF (stderr, "%s ", Title); \
755 : yy_symbol_print (stderr, \
756 : Kind, Value, result, parse_error_msg_p, yyscanner); \
757 : YYFPRINTF (stderr, "\n"); \
758 : } \
759 : } while (0)
760 :
761 :
762 : /*-----------------------------------.
763 : | Print this symbol's value on YYO. |
764 : `-----------------------------------*/
765 :
766 : static void
767 : yy_symbol_value_print (FILE *yyo,
768 : yysymbol_kind_t yykind, YYSTYPE const * const yyvaluep, List **result, char **parse_error_msg_p, yyscan_t yyscanner)
769 : {
770 : FILE *yyoutput = yyo;
771 : YY_USE (yyoutput);
772 : YY_USE (result);
773 : YY_USE (parse_error_msg_p);
774 : YY_USE (yyscanner);
775 : if (!yyvaluep)
776 : return;
777 : YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
778 : YY_USE (yykind);
779 : YY_IGNORE_MAYBE_UNINITIALIZED_END
780 : }
781 :
782 :
783 : /*---------------------------.
784 : | Print this symbol on YYO. |
785 : `---------------------------*/
786 :
787 : static void
788 : yy_symbol_print (FILE *yyo,
789 : yysymbol_kind_t yykind, YYSTYPE const * const yyvaluep, List **result, char **parse_error_msg_p, yyscan_t yyscanner)
790 : {
791 : YYFPRINTF (yyo, "%s %s (",
792 : yykind < YYNTOKENS ? "token" : "nterm", yysymbol_name (yykind));
793 :
794 : yy_symbol_value_print (yyo, yykind, yyvaluep, result, parse_error_msg_p, yyscanner);
795 : YYFPRINTF (yyo, ")");
796 : }
797 :
798 : /*------------------------------------------------------------------.
799 : | yy_stack_print -- Print the state stack from its BOTTOM up to its |
800 : | TOP (included). |
801 : `------------------------------------------------------------------*/
802 :
803 : static void
804 : yy_stack_print (yy_state_t *yybottom, yy_state_t *yytop)
805 : {
806 : YYFPRINTF (stderr, "Stack now");
807 : for (; yybottom <= yytop; yybottom++)
808 : {
809 : int yybot = *yybottom;
810 : YYFPRINTF (stderr, " %d", yybot);
811 : }
812 : YYFPRINTF (stderr, "\n");
813 : }
814 :
815 : # define YY_STACK_PRINT(Bottom, Top) \
816 : do { \
817 : if (yydebug) \
818 : yy_stack_print ((Bottom), (Top)); \
819 : } while (0)
820 :
821 :
822 : /*------------------------------------------------.
823 : | Report that the YYRULE is going to be reduced. |
824 : `------------------------------------------------*/
825 :
826 : static void
827 : yy_reduce_print (yy_state_t *yyssp, YYSTYPE *yyvsp,
828 : int yyrule, List **result, char **parse_error_msg_p, yyscan_t yyscanner)
829 : {
830 : int yylno = yyrline[yyrule];
831 : int yynrhs = yyr2[yyrule];
832 : int yyi;
833 : YYFPRINTF (stderr, "Reducing stack by rule %d (line %d):\n",
834 : yyrule - 1, yylno);
835 : /* The symbols being reduced. */
836 : for (yyi = 0; yyi < yynrhs; yyi++)
837 : {
838 : YYFPRINTF (stderr, " $%d = ", yyi + 1);
839 : yy_symbol_print (stderr,
840 : YY_ACCESSING_SYMBOL (+yyssp[yyi + 1 - yynrhs]),
841 : &yyvsp[(yyi + 1) - (yynrhs)], result, parse_error_msg_p, yyscanner);
842 : YYFPRINTF (stderr, "\n");
843 : }
844 : }
845 :
846 : # define YY_REDUCE_PRINT(Rule) \
847 : do { \
848 : if (yydebug) \
849 : yy_reduce_print (yyssp, yyvsp, Rule, result, parse_error_msg_p, yyscanner); \
850 : } while (0)
851 :
852 : /* Nonzero means print parse trace. It is left uninitialized so that
853 : multiple parsers can coexist. */
854 : int yydebug;
855 : #else /* !YYDEBUG */
856 : # define YYDPRINTF(Args) ((void) 0)
857 : # define YY_SYMBOL_PRINT(Title, Kind, Value, Location)
858 : # define YY_STACK_PRINT(Bottom, Top)
859 : # define YY_REDUCE_PRINT(Rule)
860 : #endif /* !YYDEBUG */
861 :
862 :
863 : /* YYINITDEPTH -- initial size of the parser's stacks. */
864 : #ifndef YYINITDEPTH
865 : # define YYINITDEPTH 200
866 : #endif
867 :
868 : /* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
869 : if the built-in stack extension method is used).
870 :
871 : Do not make this value too large; the results are undefined if
872 : YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
873 : evaluated with infinite-precision integer arithmetic. */
874 :
875 : #ifndef YYMAXDEPTH
876 : # define YYMAXDEPTH 10000
877 : #endif
878 :
879 :
880 :
881 :
882 :
883 :
884 : /*-----------------------------------------------.
885 : | Release the memory associated to this symbol. |
886 : `-----------------------------------------------*/
887 :
888 : static void
889 87704 : yydestruct (const char *yymsg,
890 : yysymbol_kind_t yykind, YYSTYPE *yyvaluep, List **result, char **parse_error_msg_p, yyscan_t yyscanner)
891 : {
892 : YY_USE (yyvaluep);
893 : YY_USE (result);
894 : YY_USE (parse_error_msg_p);
895 : YY_USE (yyscanner);
896 87704 : if (!yymsg)
897 0 : yymsg = "Deleting";
898 : YY_SYMBOL_PRINT (yymsg, yykind, yyvaluep, yylocationp);
899 :
900 : YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
901 : YY_USE (yykind);
902 : YY_IGNORE_MAYBE_UNINITIALIZED_END
903 87704 : }
904 :
905 :
906 :
907 :
908 :
909 :
910 : /*----------.
911 : | yyparse. |
912 : `----------*/
913 :
914 : int
915 43840 : yyparse (List **result, char **parse_error_msg_p, yyscan_t yyscanner)
916 : {
917 : /* Lookahead token kind. */
918 : int yychar;
919 :
920 :
921 : /* The semantic value of the lookahead symbol. */
922 : /* Default value used for initialization, for pacifying older GCCs
923 : or non-GCC compilers. */
924 : YY_INITIAL_VALUE (static YYSTYPE yyval_default;)
925 : YYSTYPE yylval YY_INITIAL_VALUE (= yyval_default);
926 :
927 : /* Number of syntax errors so far. */
928 43840 : int yynerrs = 0;
929 :
930 43840 : yy_state_fast_t yystate = 0;
931 : /* Number of tokens to shift before error messages enabled. */
932 43840 : int yyerrstatus = 0;
933 :
934 : /* Refer to the stacks through separate pointers, to allow yyoverflow
935 : to reallocate them elsewhere. */
936 :
937 : /* Their size. */
938 43840 : YYPTRDIFF_T yystacksize = YYINITDEPTH;
939 :
940 : /* The state stack: array, bottom, top. */
941 : yy_state_t yyssa[YYINITDEPTH];
942 43840 : yy_state_t *yyss = yyssa;
943 43840 : yy_state_t *yyssp = yyss;
944 :
945 : /* The semantic value stack: array, bottom, top. */
946 : YYSTYPE yyvsa[YYINITDEPTH];
947 43840 : YYSTYPE *yyvs = yyvsa;
948 43840 : YYSTYPE *yyvsp = yyvs;
949 :
950 : int yyn;
951 : /* The return value of yyparse. */
952 : int yyresult;
953 : /* Lookahead symbol kind. */
954 43840 : yysymbol_kind_t yytoken = YYSYMBOL_YYEMPTY;
955 : /* The variables used to return semantic value and location from the
956 : action routines. */
957 : YYSTYPE yyval;
958 :
959 :
960 :
961 : #define YYPOPSTACK(N) (yyvsp -= (N), yyssp -= (N))
962 :
963 : /* The number of symbols on the RHS of the reduced rule.
964 : Keep to zero when no symbol should be popped. */
965 43840 : int yylen = 0;
966 :
967 : YYDPRINTF ((stderr, "Starting parse\n"));
968 :
969 43840 : yychar = YYEMPTY; /* Cause a token to be read. */
970 :
971 43840 : goto yysetstate;
972 :
973 :
974 : /*------------------------------------------------------------.
975 : | yynewstate -- push a new state, which is found in yystate. |
976 : `------------------------------------------------------------*/
977 2095847 : yynewstate:
978 : /* In all cases, when you get here, the value and location stacks
979 : have just been pushed. So pushing a state here evens the stacks. */
980 2095847 : yyssp++;
981 :
982 :
983 : /*--------------------------------------------------------------------.
984 : | yysetstate -- set current state (the top of the stack) to yystate. |
985 : `--------------------------------------------------------------------*/
986 2139687 : yysetstate:
987 : YYDPRINTF ((stderr, "Entering state %d\n", yystate));
988 : YY_ASSERT (0 <= yystate && yystate < YYNSTATES);
989 : YY_IGNORE_USELESS_CAST_BEGIN
990 2139687 : *yyssp = YY_CAST (yy_state_t, yystate);
991 : YY_IGNORE_USELESS_CAST_END
992 : YY_STACK_PRINT (yyss, yyssp);
993 :
994 2139687 : if (yyss + yystacksize - 1 <= yyssp)
995 : #if !defined yyoverflow && !defined YYSTACK_RELOCATE
996 : YYNOMEM;
997 : #else
998 : {
999 : /* Get the current used size of the three stacks, in elements. */
1000 0 : YYPTRDIFF_T yysize = yyssp - yyss + 1;
1001 :
1002 : # if defined yyoverflow
1003 : {
1004 : /* Give user a chance to reallocate the stack. Use copies of
1005 : these so that the &'s don't force the real ones into
1006 : memory. */
1007 : yy_state_t *yyss1 = yyss;
1008 : YYSTYPE *yyvs1 = yyvs;
1009 :
1010 : /* Each stack pointer address is followed by the size of the
1011 : data in use in that stack, in bytes. This used to be a
1012 : conditional around just the two extra args, but that might
1013 : be undefined if yyoverflow is a macro. */
1014 : yyoverflow (YY_("memory exhausted"),
1015 : &yyss1, yysize * YYSIZEOF (*yyssp),
1016 : &yyvs1, yysize * YYSIZEOF (*yyvsp),
1017 : &yystacksize);
1018 : yyss = yyss1;
1019 : yyvs = yyvs1;
1020 : }
1021 : # else /* defined YYSTACK_RELOCATE */
1022 : /* Extend the stack our own way. */
1023 0 : if (YYMAXDEPTH <= yystacksize)
1024 0 : YYNOMEM;
1025 0 : yystacksize *= 2;
1026 0 : if (YYMAXDEPTH < yystacksize)
1027 0 : yystacksize = YYMAXDEPTH;
1028 :
1029 : {
1030 0 : yy_state_t *yyss1 = yyss;
1031 : union yyalloc *yyptr =
1032 0 : YY_CAST (union yyalloc *,
1033 : YYSTACK_ALLOC (YY_CAST (YYSIZE_T, YYSTACK_BYTES (yystacksize))));
1034 0 : if (! yyptr)
1035 0 : YYNOMEM;
1036 0 : YYSTACK_RELOCATE (yyss_alloc, yyss);
1037 0 : YYSTACK_RELOCATE (yyvs_alloc, yyvs);
1038 : # undef YYSTACK_RELOCATE
1039 0 : if (yyss1 != yyssa)
1040 0 : YYSTACK_FREE (yyss1);
1041 : }
1042 : # endif
1043 :
1044 0 : yyssp = yyss + yysize - 1;
1045 0 : yyvsp = yyvs + yysize - 1;
1046 :
1047 : YY_IGNORE_USELESS_CAST_BEGIN
1048 : YYDPRINTF ((stderr, "Stack size increased to %ld\n",
1049 : YY_CAST (long, yystacksize)));
1050 : YY_IGNORE_USELESS_CAST_END
1051 :
1052 0 : if (yyss + yystacksize - 1 <= yyssp)
1053 0 : YYABORT;
1054 : }
1055 : #endif /* !defined yyoverflow && !defined YYSTACK_RELOCATE */
1056 :
1057 :
1058 2139687 : if (yystate == YYFINAL)
1059 43828 : YYACCEPT;
1060 :
1061 2095859 : goto yybackup;
1062 :
1063 :
1064 : /*-----------.
1065 : | yybackup. |
1066 : `-----------*/
1067 2095859 : yybackup:
1068 : /* Do appropriate processing given the current state. Read a
1069 : lookahead token if we need one and don't already have one. */
1070 :
1071 : /* First try to decide what to do without reference to lookahead token. */
1072 2095859 : yyn = yypact[yystate];
1073 2095859 : if (yypact_value_is_default (yyn))
1074 965608 : goto yydefault;
1075 :
1076 : /* Not known => get a lookahead token if don't already have one. */
1077 :
1078 : /* YYCHAR is either empty, or end-of-input, or a valid lookahead. */
1079 1130251 : if (yychar == YYEMPTY)
1080 : {
1081 : YYDPRINTF ((stderr, "Reading a token\n"));
1082 665366 : yychar = yylex (&yylval, result, parse_error_msg_p, yyscanner);
1083 : }
1084 :
1085 1130251 : if (yychar <= YYEOF)
1086 : {
1087 87663 : yychar = YYEOF;
1088 87663 : yytoken = YYSYMBOL_YYEOF;
1089 : YYDPRINTF ((stderr, "Now at end of input.\n"));
1090 : }
1091 1042588 : else if (yychar == YYerror)
1092 : {
1093 : /* The scanner already issued an error message, process directly
1094 : to error recovery. But do not keep the error token as
1095 : lookahead, it is too special and may lead us to an endless
1096 : loop in error recovery. */
1097 0 : yychar = YYUNDEF;
1098 0 : yytoken = YYSYMBOL_YYerror;
1099 0 : goto yyerrlab1;
1100 : }
1101 : else
1102 : {
1103 1042588 : yytoken = YYTRANSLATE (yychar);
1104 : YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc);
1105 : }
1106 :
1107 : /* If the proper action on seeing token YYTOKEN is to reduce or to
1108 : detect an error, take that action. */
1109 1130251 : yyn += yytoken;
1110 1130251 : if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
1111 464897 : goto yydefault;
1112 665354 : yyn = yytable[yyn];
1113 665354 : if (yyn <= 0)
1114 : {
1115 : if (yytable_value_is_error (yyn))
1116 : goto yyerrlab;
1117 0 : yyn = -yyn;
1118 0 : goto yyreduce;
1119 : }
1120 :
1121 : /* Count tokens shifted since error; after three, turn off error
1122 : status. */
1123 665354 : if (yyerrstatus)
1124 0 : yyerrstatus--;
1125 :
1126 : /* Shift the lookahead token. */
1127 : YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
1128 665354 : yystate = yyn;
1129 : YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
1130 665354 : *++yyvsp = yylval;
1131 : YY_IGNORE_MAYBE_UNINITIALIZED_END
1132 :
1133 : /* Discard the shifted token. */
1134 665354 : yychar = YYEMPTY;
1135 665354 : goto yynewstate;
1136 :
1137 :
1138 : /*-----------------------------------------------------------.
1139 : | yydefault -- do the default action for the current state. |
1140 : `-----------------------------------------------------------*/
1141 1430505 : yydefault:
1142 1430505 : yyn = yydefact[yystate];
1143 1430505 : if (yyn == 0)
1144 12 : goto yyerrlab;
1145 1430493 : goto yyreduce;
1146 :
1147 :
1148 : /*-----------------------------.
1149 : | yyreduce -- do a reduction. |
1150 : `-----------------------------*/
1151 1430493 : yyreduce:
1152 : /* yyn is the number of a rule to reduce with. */
1153 1430493 : yylen = yyr2[yyn];
1154 :
1155 : /* If YYLEN is nonzero, implement the default value of the action:
1156 : '$$ = $1'.
1157 :
1158 : Otherwise, the following line sets YYVAL to garbage.
1159 : This behavior is undocumented and Bison
1160 : users should not rely upon it. Assigning to YYVAL
1161 : unconditionally makes the parser a bit smaller, and it avoids a
1162 : GCC warning that YYVAL may be used uninitialized. */
1163 1430493 : yyval = yyvsp[1-yylen];
1164 :
1165 :
1166 : YY_REDUCE_PRINT (yyn);
1167 1430493 : switch (yyn)
1168 : {
1169 43832 : case 2: /* parse_toplevel: advice_item_list */
1170 : #line 72 "pgpa_parser.y"
1171 : {
1172 : (void) yynerrs; /* suppress compiler warning */
1173 : *result = (yyvsp[0].list);
1174 : }
1175 : #line 1176 "pgpa_parser.c"
1176 43832 : break;
1177 :
1178 94741 : case 3: /* advice_item_list: advice_item_list advice_item */
1179 : #line 79 "pgpa_parser.y"
1180 : { (yyval.list) = lappend((yyvsp[-1].list), (yyvsp[0].item)); }
1181 : #line 1182 "pgpa_parser.c"
1182 94741 : break;
1183 :
1184 43840 : case 4: /* advice_item_list: %empty */
1185 : #line 81 "pgpa_parser.y"
1186 : { (yyval.list) = NIL; }
1187 : #line 1188 "pgpa_parser.c"
1188 43840 : break;
1189 :
1190 10931 : case 5: /* advice_item: TOK_TAG_JOIN_ORDER '(' join_order_target_list ')' */
1191 : #line 85 "pgpa_parser.y"
1192 : {
1193 : (yyval.item) = palloc0_object(pgpa_advice_item);
1194 : (yyval.item)->tag = PGPA_TAG_JOIN_ORDER;
1195 : (yyval.item)->targets = (yyvsp[-1].list);
1196 : if ((yyvsp[-1].list) == NIL)
1197 : pgpa_yyerror(result, parse_error_msg_p, yyscanner,
1198 : "JOIN_ORDER must have at least one target");
1199 : }
1200 : #line 1201 "pgpa_parser.c"
1201 10931 : break;
1202 :
1203 8714 : case 6: /* advice_item: TOK_TAG_INDEX '(' index_target_list ')' */
1204 : #line 94 "pgpa_parser.y"
1205 : {
1206 : (yyval.item) = palloc0_object(pgpa_advice_item);
1207 : if (strcmp((yyvsp[-3].str), "index_only_scan") == 0)
1208 : (yyval.item)->tag = PGPA_TAG_INDEX_ONLY_SCAN;
1209 : else if (strcmp((yyvsp[-3].str), "index_scan") == 0)
1210 : (yyval.item)->tag = PGPA_TAG_INDEX_SCAN;
1211 : else
1212 : elog(ERROR, "tag parsing failed: %s", (yyvsp[-3].str));
1213 : (yyval.item)->targets = (yyvsp[-1].list);
1214 : }
1215 : #line 1216 "pgpa_parser.c"
1216 8714 : break;
1217 :
1218 62717 : case 7: /* advice_item: TOK_TAG_SIMPLE '(' simple_target_list ')' */
1219 : #line 105 "pgpa_parser.y"
1220 : {
1221 : (yyval.item) = palloc0_object(pgpa_advice_item);
1222 : if (strcmp((yyvsp[-3].str), "bitmap_heap_scan") == 0)
1223 : (yyval.item)->tag = PGPA_TAG_BITMAP_HEAP_SCAN;
1224 : else if (strcmp((yyvsp[-3].str), "do_not_scan") == 0)
1225 : (yyval.item)->tag = PGPA_TAG_DO_NOT_SCAN;
1226 : else if (strcmp((yyvsp[-3].str), "no_gather") == 0)
1227 : (yyval.item)->tag = PGPA_TAG_NO_GATHER;
1228 : else if (strcmp((yyvsp[-3].str), "seq_scan") == 0)
1229 : (yyval.item)->tag = PGPA_TAG_SEQ_SCAN;
1230 : else if (strcmp((yyvsp[-3].str), "tid_scan") == 0)
1231 : (yyval.item)->tag = PGPA_TAG_TID_SCAN;
1232 : else
1233 : elog(ERROR, "tag parsing failed: %s", (yyvsp[-3].str));
1234 : (yyval.item)->targets = (yyvsp[-1].list);
1235 : }
1236 : #line 1237 "pgpa_parser.c"
1237 62717 : break;
1238 :
1239 12379 : case 8: /* advice_item: TOK_TAG_GENERIC '(' generic_target_list ')' */
1240 : #line 122 "pgpa_parser.y"
1241 : {
1242 : bool fail;
1243 :
1244 : (yyval.item) = palloc0_object(pgpa_advice_item);
1245 : (yyval.item)->tag = pgpa_parse_advice_tag((yyvsp[-3].str), &fail);
1246 : if (fail)
1247 : {
1248 : pgpa_yyerror(result, parse_error_msg_p, yyscanner,
1249 : "unrecognized advice tag");
1250 : }
1251 :
1252 : if ((yyval.item)->tag == PGPA_TAG_FOREIGN_JOIN)
1253 : {
1254 : foreach_ptr(pgpa_advice_target, target, (yyvsp[-1].list))
1255 : {
1256 : if (target->ttype == PGPA_TARGET_IDENTIFIER ||
1257 : list_length(target->children) == 1)
1258 : pgpa_yyerror(result, parse_error_msg_p, yyscanner,
1259 : "FOREIGN_JOIN targets must contain more than one relation identifier");
1260 : }
1261 : }
1262 :
1263 : (yyval.item)->targets = (yyvsp[-1].list);
1264 : }
1265 : #line 1266 "pgpa_parser.c"
1266 12379 : break;
1267 :
1268 158239 : case 9: /* relation_identifier: identifier opt_ri_occurrence opt_partition opt_plan_name */
1269 : #line 149 "pgpa_parser.y"
1270 : {
1271 : (yyval.target) = palloc0_object(pgpa_advice_target);
1272 : (yyval.target)->ttype = PGPA_TARGET_IDENTIFIER;
1273 : (yyval.target)->rid.alias_name = (yyvsp[-3].str);
1274 : (yyval.target)->rid.occurrence = (yyvsp[-2].integer);
1275 : if (list_length((yyvsp[-1].list)) == 2)
1276 : {
1277 : (yyval.target)->rid.partnsp = linitial((yyvsp[-1].list));
1278 : (yyval.target)->rid.partrel = lsecond((yyvsp[-1].list));
1279 : }
1280 : else if ((yyvsp[-1].list) != NIL)
1281 : (yyval.target)->rid.partrel = linitial((yyvsp[-1].list));
1282 : (yyval.target)->rid.plan_name = (yyvsp[0].str);
1283 : }
1284 : #line 1285 "pgpa_parser.c"
1285 158239 : break;
1286 :
1287 35 : case 10: /* index_name: identifier */
1288 : #line 166 "pgpa_parser.y"
1289 : {
1290 : (yyval.itarget) = palloc0_object(pgpa_index_target);
1291 : (yyval.itarget)->indname = (yyvsp[0].str);
1292 : }
1293 : #line 1294 "pgpa_parser.c"
1294 35 : break;
1295 :
1296 13463 : case 11: /* index_name: identifier '.' identifier */
1297 : #line 171 "pgpa_parser.y"
1298 : {
1299 : (yyval.itarget) = palloc0_object(pgpa_index_target);
1300 : (yyval.itarget)->indnamespace = (yyvsp[-2].str);
1301 : (yyval.itarget)->indname = (yyvsp[0].str);
1302 : }
1303 : #line 1304 "pgpa_parser.c"
1304 13463 : break;
1305 :
1306 3391 : case 12: /* opt_ri_occurrence: '#' TOK_INTEGER */
1307 : #line 180 "pgpa_parser.y"
1308 : {
1309 : if ((yyvsp[0].integer) <= 0)
1310 : pgpa_yyerror(result, parse_error_msg_p, yyscanner,
1311 : "only positive occurrence numbers are permitted");
1312 : (yyval.integer) = (yyvsp[0].integer);
1313 : }
1314 : #line 1315 "pgpa_parser.c"
1315 3391 : break;
1316 :
1317 154848 : case 13: /* opt_ri_occurrence: %empty */
1318 : #line 187 "pgpa_parser.y"
1319 : {
1320 : /* The default occurrence number is 1. */
1321 : (yyval.integer) = 1;
1322 : }
1323 : #line 1324 "pgpa_parser.c"
1324 154848 : break;
1325 :
1326 14211 : case 19: /* opt_partition: '/' identifier '.' identifier */
1327 : #line 206 "pgpa_parser.y"
1328 : { (yyval.list) = list_make2((yyvsp[-2].str), (yyvsp[0].str)); }
1329 : #line 1330 "pgpa_parser.c"
1330 14211 : break;
1331 :
1332 14 : case 20: /* opt_partition: '/' identifier */
1333 : #line 208 "pgpa_parser.y"
1334 : { (yyval.list) = list_make1((yyvsp[0].str)); }
1335 : #line 1336 "pgpa_parser.c"
1336 14 : break;
1337 :
1338 144014 : case 21: /* opt_partition: %empty */
1339 : #line 210 "pgpa_parser.y"
1340 : { (yyval.list) = NIL; }
1341 : #line 1342 "pgpa_parser.c"
1342 144014 : break;
1343 :
1344 36097 : case 22: /* opt_plan_name: '@' identifier */
1345 : #line 215 "pgpa_parser.y"
1346 : { (yyval.str) = (yyvsp[0].str); }
1347 : #line 1348 "pgpa_parser.c"
1348 36097 : break;
1349 :
1350 122142 : case 23: /* opt_plan_name: %empty */
1351 : #line 217 "pgpa_parser.y"
1352 : { (yyval.str) = NULL; }
1353 : #line 1354 "pgpa_parser.c"
1354 122142 : break;
1355 :
1356 16800 : case 24: /* generic_target_list: generic_target_list relation_identifier */
1357 : #line 221 "pgpa_parser.y"
1358 : { (yyval.list) = lappend((yyvsp[-1].list), (yyvsp[0].target)); }
1359 : #line 1360 "pgpa_parser.c"
1360 16800 : break;
1361 :
1362 850 : case 25: /* generic_target_list: generic_target_list generic_sublist */
1363 : #line 223 "pgpa_parser.y"
1364 : { (yyval.list) = lappend((yyvsp[-1].list), (yyvsp[0].target)); }
1365 : #line 1366 "pgpa_parser.c"
1366 850 : break;
1367 :
1368 12380 : case 26: /* generic_target_list: %empty */
1369 : #line 225 "pgpa_parser.y"
1370 : { (yyval.list) = NIL; }
1371 : #line 1372 "pgpa_parser.c"
1372 12380 : break;
1373 :
1374 850 : case 27: /* generic_sublist: '(' simple_target_list ')' */
1375 : #line 229 "pgpa_parser.y"
1376 : {
1377 : (yyval.target) = palloc0_object(pgpa_advice_target);
1378 : (yyval.target)->ttype = PGPA_TARGET_ORDERED_LIST;
1379 : (yyval.target)->children = (yyvsp[-1].list);
1380 : }
1381 : #line 1382 "pgpa_parser.c"
1382 850 : break;
1383 :
1384 13498 : case 28: /* index_target_list: index_target_list relation_identifier index_name */
1385 : #line 238 "pgpa_parser.y"
1386 : {
1387 : (yyvsp[-1].target)->itarget = (yyvsp[0].itarget);
1388 : (yyval.list) = lappend((yyvsp[-2].list), (yyvsp[-1].target));
1389 : }
1390 : #line 1391 "pgpa_parser.c"
1391 13498 : break;
1392 :
1393 8714 : case 29: /* index_target_list: %empty */
1394 : #line 243 "pgpa_parser.y"
1395 : { (yyval.list) = NIL; }
1396 : #line 1397 "pgpa_parser.c"
1397 8714 : break;
1398 :
1399 25405 : case 30: /* join_order_target_list: join_order_target_list relation_identifier */
1400 : #line 247 "pgpa_parser.y"
1401 : { (yyval.list) = lappend((yyvsp[-1].list), (yyvsp[0].target)); }
1402 : #line 1403 "pgpa_parser.c"
1403 25405 : break;
1404 :
1405 538 : case 31: /* join_order_target_list: join_order_target_list join_order_sublist */
1406 : #line 249 "pgpa_parser.y"
1407 : { (yyval.list) = lappend((yyvsp[-1].list), (yyvsp[0].target)); }
1408 : #line 1409 "pgpa_parser.c"
1409 538 : break;
1410 :
1411 11454 : case 32: /* join_order_target_list: %empty */
1412 : #line 251 "pgpa_parser.y"
1413 : { (yyval.list) = NIL; }
1414 : #line 1415 "pgpa_parser.c"
1415 11454 : break;
1416 :
1417 523 : case 33: /* join_order_sublist: '(' join_order_target_list ')' */
1418 : #line 256 "pgpa_parser.y"
1419 : {
1420 : (yyval.target) = palloc0_object(pgpa_advice_target);
1421 : (yyval.target)->ttype = PGPA_TARGET_ORDERED_LIST;
1422 : (yyval.target)->children = (yyvsp[-1].list);
1423 : }
1424 : #line 1425 "pgpa_parser.c"
1425 523 : break;
1426 :
1427 15 : case 34: /* join_order_sublist: '{' simple_target_list '}' */
1428 : #line 262 "pgpa_parser.y"
1429 : {
1430 : (yyval.target) = palloc0_object(pgpa_advice_target);
1431 : (yyval.target)->ttype = PGPA_TARGET_UNORDERED_LIST;
1432 : (yyval.target)->children = (yyvsp[-1].list);
1433 : }
1434 : #line 1435 "pgpa_parser.c"
1435 15 : break;
1436 :
1437 102536 : case 35: /* simple_target_list: simple_target_list relation_identifier */
1438 : #line 270 "pgpa_parser.y"
1439 : { (yyval.list) = lappend((yyvsp[-1].list), (yyvsp[0].target)); }
1440 : #line 1441 "pgpa_parser.c"
1441 102536 : break;
1442 :
1443 63589 : case 36: /* simple_target_list: %empty */
1444 : #line 272 "pgpa_parser.y"
1445 : { (yyval.list) = NIL; }
1446 : #line 1447 "pgpa_parser.c"
1447 63589 : break;
1448 :
1449 :
1450 : #line 1451 "pgpa_parser.c"
1451 :
1452 249733 : default: break;
1453 : }
1454 : /* User semantic actions sometimes alter yychar, and that requires
1455 : that yytoken be updated with the new translation. We take the
1456 : approach of translating immediately before every use of yytoken.
1457 : One alternative is translating here after every semantic action,
1458 : but that translation would be missed if the semantic action invokes
1459 : YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or
1460 : if it invokes YYBACKUP. In the case of YYABORT or YYACCEPT, an
1461 : incorrect destructor might then be invoked immediately. In the
1462 : case of YYERROR or YYBACKUP, subsequent parser actions might lead
1463 : to an incorrect destructor call or verbose syntax error message
1464 : before the lookahead is translated. */
1465 : YY_SYMBOL_PRINT ("-> $$ =", YY_CAST (yysymbol_kind_t, yyr1[yyn]), &yyval, &yyloc);
1466 :
1467 1430493 : YYPOPSTACK (yylen);
1468 1430493 : yylen = 0;
1469 :
1470 1430493 : *++yyvsp = yyval;
1471 :
1472 : /* Now 'shift' the result of the reduction. Determine what state
1473 : that goes to, based on the state we popped back to and the rule
1474 : number reduced by. */
1475 : {
1476 1430493 : const int yylhs = yyr1[yyn] - YYNTOKENS;
1477 1430493 : const int yyi = yypgoto[yylhs] + *yyssp;
1478 609528 : yystate = (0 <= yyi && yyi <= YYLAST && yycheck[yyi] == *yyssp
1479 151681 : ? yytable[yyi]
1480 2040021 : : yydefgoto[yylhs]);
1481 : }
1482 :
1483 1430493 : goto yynewstate;
1484 :
1485 :
1486 : /*--------------------------------------.
1487 : | yyerrlab -- here on detecting error. |
1488 : `--------------------------------------*/
1489 12 : yyerrlab:
1490 : /* Make sure we have latest lookahead translation. See comments at
1491 : user semantic actions for why this is necessary. */
1492 12 : yytoken = yychar == YYEMPTY ? YYSYMBOL_YYEMPTY : YYTRANSLATE (yychar);
1493 : /* If not already recovering from an error, report this error. */
1494 12 : if (!yyerrstatus)
1495 : {
1496 12 : ++yynerrs;
1497 12 : yyerror (result, parse_error_msg_p, yyscanner, YY_("syntax error"));
1498 : }
1499 :
1500 12 : if (yyerrstatus == 3)
1501 : {
1502 : /* If just tried and failed to reuse lookahead token after an
1503 : error, discard it. */
1504 :
1505 0 : if (yychar <= YYEOF)
1506 : {
1507 : /* Return failure if at end of input. */
1508 0 : if (yychar == YYEOF)
1509 0 : YYABORT;
1510 : }
1511 : else
1512 : {
1513 0 : yydestruct ("Error: discarding",
1514 : yytoken, &yylval, result, parse_error_msg_p, yyscanner);
1515 0 : yychar = YYEMPTY;
1516 : }
1517 : }
1518 :
1519 : /* Else will try to reuse lookahead token after shifting the error
1520 : token. */
1521 12 : goto yyerrlab1;
1522 :
1523 :
1524 : /*---------------------------------------------------.
1525 : | yyerrorlab -- error raised explicitly by YYERROR. |
1526 : `---------------------------------------------------*/
1527 : yyerrorlab:
1528 : /* Pacify compilers when the user code never invokes YYERROR and the
1529 : label yyerrorlab therefore never appears in user code. */
1530 : if (0)
1531 : YYERROR;
1532 : ++yynerrs;
1533 :
1534 : /* Do not reclaim the symbols of the rule whose action triggered
1535 : this YYERROR. */
1536 : YYPOPSTACK (yylen);
1537 : yylen = 0;
1538 : YY_STACK_PRINT (yyss, yyssp);
1539 : yystate = *yyssp;
1540 : goto yyerrlab1;
1541 :
1542 :
1543 : /*-------------------------------------------------------------.
1544 : | yyerrlab1 -- common code for both syntax error and YYERROR. |
1545 : `-------------------------------------------------------------*/
1546 12 : yyerrlab1:
1547 12 : yyerrstatus = 3; /* Each real token shifted decrements this. */
1548 :
1549 : /* Pop stack until we find a state that shifts the error token. */
1550 : for (;;)
1551 : {
1552 48 : yyn = yypact[yystate];
1553 48 : if (!yypact_value_is_default (yyn))
1554 : {
1555 28 : yyn += YYSYMBOL_YYerror;
1556 28 : if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYSYMBOL_YYerror)
1557 : {
1558 0 : yyn = yytable[yyn];
1559 0 : if (0 < yyn)
1560 0 : break;
1561 : }
1562 : }
1563 :
1564 : /* Pop the current state because it cannot handle the error token. */
1565 48 : if (yyssp == yyss)
1566 12 : YYABORT;
1567 :
1568 :
1569 36 : yydestruct ("Error: popping",
1570 36 : YY_ACCESSING_SYMBOL (yystate), yyvsp, result, parse_error_msg_p, yyscanner);
1571 36 : YYPOPSTACK (1);
1572 36 : yystate = *yyssp;
1573 : YY_STACK_PRINT (yyss, yyssp);
1574 : }
1575 :
1576 : YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
1577 0 : *++yyvsp = yylval;
1578 : YY_IGNORE_MAYBE_UNINITIALIZED_END
1579 :
1580 :
1581 : /* Shift the error token. */
1582 : YY_SYMBOL_PRINT ("Shifting", YY_ACCESSING_SYMBOL (yyn), yyvsp, yylsp);
1583 :
1584 0 : yystate = yyn;
1585 0 : goto yynewstate;
1586 :
1587 :
1588 : /*-------------------------------------.
1589 : | yyacceptlab -- YYACCEPT comes here. |
1590 : `-------------------------------------*/
1591 43828 : yyacceptlab:
1592 43828 : yyresult = 0;
1593 43828 : goto yyreturnlab;
1594 :
1595 :
1596 : /*-----------------------------------.
1597 : | yyabortlab -- YYABORT comes here. |
1598 : `-----------------------------------*/
1599 12 : yyabortlab:
1600 12 : yyresult = 1;
1601 12 : goto yyreturnlab;
1602 :
1603 :
1604 : /*-----------------------------------------------------------.
1605 : | yyexhaustedlab -- YYNOMEM (memory exhaustion) comes here. |
1606 : `-----------------------------------------------------------*/
1607 0 : yyexhaustedlab:
1608 0 : yyerror (result, parse_error_msg_p, yyscanner, YY_("memory exhausted"));
1609 0 : yyresult = 2;
1610 0 : goto yyreturnlab;
1611 :
1612 :
1613 : /*----------------------------------------------------------.
1614 : | yyreturnlab -- parsing is finished, clean up and return. |
1615 : `----------------------------------------------------------*/
1616 43840 : yyreturnlab:
1617 43840 : if (yychar != YYEMPTY)
1618 : {
1619 : /* Make sure we have latest lookahead translation. See comments at
1620 : user semantic actions for why this is necessary. */
1621 12 : yytoken = YYTRANSLATE (yychar);
1622 12 : yydestruct ("Cleanup: discarding lookahead",
1623 : yytoken, &yylval, result, parse_error_msg_p, yyscanner);
1624 : }
1625 : /* Do not reclaim the symbols of the rule whose action triggered
1626 : this YYABORT or YYACCEPT. */
1627 43840 : YYPOPSTACK (yylen);
1628 : YY_STACK_PRINT (yyss, yyssp);
1629 131496 : while (yyssp != yyss)
1630 : {
1631 87656 : yydestruct ("Cleanup: popping",
1632 87656 : YY_ACCESSING_SYMBOL (+*yyssp), yyvsp, result, parse_error_msg_p, yyscanner);
1633 87656 : YYPOPSTACK (1);
1634 : }
1635 : #ifndef yyoverflow
1636 43840 : if (yyss != yyssa)
1637 0 : YYSTACK_FREE (yyss);
1638 : #endif
1639 :
1640 43840 : return yyresult;
1641 : }
1642 :
1643 : #line 275 "pgpa_parser.y"
1644 :
1645 :
1646 : /*
1647 : * Parse an advice_string and return the resulting list of pgpa_advice_item
1648 : * objects. If a parse error occurs, instead return NULL.
1649 : *
1650 : * If the return value is NULL, *error_p will be set to the error message;
1651 : * otherwise, *error_p will be set to NULL.
1652 : */
1653 : List *
1654 : pgpa_parse(const char *advice_string, char **error_p)
1655 : {
1656 : yyscan_t scanner;
1657 : List *result;
1658 : char *error = NULL;
1659 :
1660 : pgpa_scanner_init(advice_string, &scanner);
1661 : pgpa_yyparse(&result, &error, scanner);
1662 : pgpa_scanner_finish(scanner);
1663 :
1664 : if (error != NULL)
1665 : {
1666 : *error_p = error;
1667 : return NULL;
1668 : }
1669 :
1670 : *error_p = NULL;
1671 : return result;
1672 : }
|
