-/* A Bison parser, made from parse-gram.y
- by GNU bison 1.49b. */
+/* A Bison parser, made by GNU Bison 1.875b. */
-/* Skeleton output parser for Bison,
- Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002 Free Software
- Foundation, Inc.
+/* Skeleton parser for Yacc-like parsing with Bison,
+ Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
This special exception was added by the Free Software Foundation
in version 1.24 of Bison. */
-/* This is the parser code that is written into each bison parser when
- the %semantic_parser declaration is not specified in the grammar.
- It was written by Richard Stallman by simplifying the original so
- called ``semantic'' parser. */
+/* Written by Richard Stallman by simplifying the original so called
+ ``semantic'' parser. */
/* All symbols defined below should begin with yy or YY, to avoid
infringing on user name space. This should be done even for local
USER NAME SPACE" below. */
/* Identify Bison output. */
-#define YYBISON 1
+#define YYBISON 1
+
+/* Skeleton name. */
+#define YYSKELETON_NAME "yacc.c"
/* Pure parsers. */
-#define YYPURE 1
+#define YYPURE 1
/* Using locations. */
#define YYLSP_NEEDED 1
#define yychar gram_char
#define yydebug gram_debug
#define yynerrs gram_nerrs
-#if YYLSP_NEEDED
-# define yylloc gram_lloc
+#define yylloc gram_lloc
+
+/* Tokens. */
+#ifndef YYTOKENTYPE
+# define YYTOKENTYPE
+ /* Put the tokens into the symbol table, so that GDB and other debuggers
+ know about them. */
+ enum yytokentype {
+ GRAM_EOF = 0,
+ STRING = 258,
+ INT = 259,
+ PERCENT_TOKEN = 260,
+ PERCENT_NTERM = 261,
+ PERCENT_TYPE = 262,
+ PERCENT_DESTRUCTOR = 263,
+ PERCENT_PRINTER = 264,
+ PERCENT_UNION = 265,
+ PERCENT_LEFT = 266,
+ PERCENT_RIGHT = 267,
+ PERCENT_NONASSOC = 268,
+ PERCENT_PREC = 269,
+ PERCENT_DPREC = 270,
+ PERCENT_MERGE = 271,
+ PERCENT_DEBUG = 272,
+ PERCENT_DEFINE = 273,
+ PERCENT_DEFINES = 274,
+ PERCENT_ERROR_VERBOSE = 275,
+ PERCENT_EXPECT = 276,
+ PERCENT_FILE_PREFIX = 277,
+ PERCENT_GLR_PARSER = 278,
+ PERCENT_LEX_PARAM = 279,
+ PERCENT_LOCATIONS = 280,
+ PERCENT_NAME_PREFIX = 281,
+ PERCENT_NO_LINES = 282,
+ PERCENT_NONDETERMINISTIC_PARSER = 283,
+ PERCENT_OUTPUT = 284,
+ PERCENT_PARSE_PARAM = 285,
+ PERCENT_PURE_PARSER = 286,
+ PERCENT_SKELETON = 287,
+ PERCENT_START = 288,
+ PERCENT_TOKEN_TABLE = 289,
+ PERCENT_VERBOSE = 290,
+ PERCENT_YACC = 291,
+ TYPE = 292,
+ EQUAL = 293,
+ SEMICOLON = 294,
+ PIPE = 295,
+ ID = 296,
+ ID_COLON = 297,
+ PERCENT_PERCENT = 298,
+ PROLOGUE = 299,
+ EPILOGUE = 300,
+ BRACED_CODE = 301
+ };
#endif
+#define GRAM_EOF 0
+#define STRING 258
+#define INT 259
+#define PERCENT_TOKEN 260
+#define PERCENT_NTERM 261
+#define PERCENT_TYPE 262
+#define PERCENT_DESTRUCTOR 263
+#define PERCENT_PRINTER 264
+#define PERCENT_UNION 265
+#define PERCENT_LEFT 266
+#define PERCENT_RIGHT 267
+#define PERCENT_NONASSOC 268
+#define PERCENT_PREC 269
+#define PERCENT_DPREC 270
+#define PERCENT_MERGE 271
+#define PERCENT_DEBUG 272
+#define PERCENT_DEFINE 273
+#define PERCENT_DEFINES 274
+#define PERCENT_ERROR_VERBOSE 275
+#define PERCENT_EXPECT 276
+#define PERCENT_FILE_PREFIX 277
+#define PERCENT_GLR_PARSER 278
+#define PERCENT_LEX_PARAM 279
+#define PERCENT_LOCATIONS 280
+#define PERCENT_NAME_PREFIX 281
+#define PERCENT_NO_LINES 282
+#define PERCENT_NONDETERMINISTIC_PARSER 283
+#define PERCENT_OUTPUT 284
+#define PERCENT_PARSE_PARAM 285
+#define PERCENT_PURE_PARSER 286
+#define PERCENT_SKELETON 287
+#define PERCENT_START 288
+#define PERCENT_TOKEN_TABLE 289
+#define PERCENT_VERBOSE 290
+#define PERCENT_YACC 291
+#define TYPE 292
+#define EQUAL 293
+#define SEMICOLON 294
+#define PIPE 295
+#define ID 296
+#define ID_COLON 297
+#define PERCENT_PERCENT 298
+#define PROLOGUE 299
+#define EPILOGUE 300
+#define BRACED_CODE 301
+
+
/* Copy the first part of user declarations. */
-#line 31 "parse-gram.y"
+#line 32 "parse-gram.y"
#include "system.h"
-#include "muscle_tab.h"
+
+#include "complain.h"
+#include "conflicts.h"
#include "files.h"
#include "getargs.h"
-#include "output.h"
#include "gram.h"
+#include "muscle_tab.h"
+#include "output.h"
#include "reader.h"
-#include "conflicts.h"
+#include "symlist.h"
-/* Produce verbose parse errors. */
+/* Produce verbose syntax errors. */
#define YYERROR_VERBOSE 1
-#define YYLLOC_DEFAULT(Current, Rhs, N) \
-do { \
- if (N) \
- { \
- Current.first_column = Rhs[1].first_column; \
- Current.first_line = Rhs[1].first_line; \
- Current.last_column = Rhs[N].last_column; \
- Current.last_line = Rhs[N].last_line; \
- } \
- else \
- { \
- Current = Rhs[0]; \
- } \
-} while (0)
-/* Pass the control structure to YYPARSE and YYLEX. */
-#define YYPARSE_PARAM gram_control
-#define YYLEX_PARAM gram_control
-/* YYPARSE receives GRAM_CONTROL as a void *. Provide a
- correctly typed access to it. */
-#define yycontrol ((gram_control_t *) gram_control)
+#define YYLLOC_DEFAULT(Current, Rhs, N) (Current) = lloc_default (Rhs, N)
+static YYLTYPE lloc_default (YYLTYPE const *, int);
-/* Request detailed parse error messages, and pass them to
- GRAM_ERROR. */
+/* Request detailed syntax error messages, and pass them to GRAM_ERROR.
+ FIXME: depends on the undocumented availability of YYLLOC. */
#undef yyerror
#define yyerror(Msg) \
- gram_error (yycontrol, &yylloc, Msg)
+ gram_error (&yylloc, Msg)
+static void gram_error (location const *, char const *);
-/* When debugging our pure parser, we want to see values and locations
- of the tokens. */
#define YYPRINT(File, Type, Value) \
- yyprint (File, &yylloc, Type, &Value)
-static void yyprint (FILE *file, const location_t *loc,
- int type, const yystype *value);
+ print_token_value (File, Type, &Value)
+static void print_token_value (FILE *, int, YYSTYPE const *);
+
+static void add_param (char const *, char *, location);
symbol_class current_class = unknown_sym;
-char *current_type = 0;
-symbol_t *current_lhs;
-location_t current_lhs_location;
-associativity current_assoc;
+uniqstr current_type = 0;
+symbol *current_lhs;
+location current_lhs_location;
+assoc current_assoc;
int current_prec = 0;
-/* Tokens. */
-#ifndef YYTOKENTYPE
-# if defined (__STDC__) || defined (__cplusplus)
- /* Put the tokens into the symbol table, so that GDB and other debuggers
- know about them. */
- enum yytokentype {
- GRAM_EOF = 0,
- STRING = 258,
- CHARACTER = 259,
- INT = 260,
- PERCENT_TOKEN = 261,
- PERCENT_NTERM = 262,
- PERCENT_TYPE = 263,
- PERCENT_UNION = 264,
- PERCENT_LEFT = 265,
- PERCENT_RIGHT = 266,
- PERCENT_NONASSOC = 267,
- PERCENT_EXPECT = 268,
- PERCENT_START = 269,
- PERCENT_PREC = 270,
- PERCENT_VERBOSE = 271,
- PERCENT_ERROR_VERBOSE = 272,
- PERCENT_OUTPUT = 273,
- PERCENT_FILE_PREFIX = 274,
- PERCENT_NAME_PREFIX = 275,
- PERCENT_DEFINE = 276,
- PERCENT_PURE_PARSER = 277,
- PERCENT_DEFINES = 278,
- PERCENT_YACC = 279,
- PERCENT_DEBUG = 280,
- PERCENT_LOCATIONS = 281,
- PERCENT_NO_LINES = 282,
- PERCENT_SKELETON = 283,
- PERCENT_TOKEN_TABLE = 284,
- TYPE = 285,
- EQUAL = 286,
- SEMICOLON = 287,
- COLON = 288,
- PIPE = 289,
- ID = 290,
- PERCENT_PERCENT = 291,
- PROLOGUE = 292,
- EPILOGUE = 293,
- BRACED_CODE = 294
- };
-# endif
- /* POSIX requires `int' for tokens in interfaces. */
-# define YYTOKENTYPE int
-#endif /* !YYTOKENTYPE */
-#define GRAM_EOF 0
-#define STRING 258
-#define CHARACTER 259
-#define INT 260
-#define PERCENT_TOKEN 261
-#define PERCENT_NTERM 262
-#define PERCENT_TYPE 263
-#define PERCENT_UNION 264
-#define PERCENT_LEFT 265
-#define PERCENT_RIGHT 266
-#define PERCENT_NONASSOC 267
-#define PERCENT_EXPECT 268
-#define PERCENT_START 269
-#define PERCENT_PREC 270
-#define PERCENT_VERBOSE 271
-#define PERCENT_ERROR_VERBOSE 272
-#define PERCENT_OUTPUT 273
-#define PERCENT_FILE_PREFIX 274
-#define PERCENT_NAME_PREFIX 275
-#define PERCENT_DEFINE 276
-#define PERCENT_PURE_PARSER 277
-#define PERCENT_DEFINES 278
-#define PERCENT_YACC 279
-#define PERCENT_DEBUG 280
-#define PERCENT_LOCATIONS 281
-#define PERCENT_NO_LINES 282
-#define PERCENT_SKELETON 283
-#define PERCENT_TOKEN_TABLE 284
-#define TYPE 285
-#define EQUAL 286
-#define SEMICOLON 287
-#define COLON 288
-#define PIPE 289
-#define ID 290
-#define PERCENT_PERCENT 291
-#define PROLOGUE 292
-#define EPILOGUE 293
-#define BRACED_CODE 294
-
-
-
-
/* Enabling traces. */
#ifndef YYDEBUG
# define YYDEBUG 1
# define YYERROR_VERBOSE 0
#endif
-#ifndef YYSTYPE
-#line 89 "parse-gram.y"
-typedef union {
- symbol_t *symbol;
+#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
+#line 75 "parse-gram.y"
+typedef union YYSTYPE {
+ symbol *symbol;
symbol_list *list;
int integer;
- char *string;
- associativity assoc;
-} yystype;
-/* Line 199 of /usr/local/share/bison/bison.simple. */
-#line 235 "parse-gram.c"
-# define YYSTYPE yystype
+ char *chars;
+ assoc assoc;
+ uniqstr uniqstr;
+} YYSTYPE;
+/* Line 191 of yacc.c. */
+#line 228 "parse-gram.c"
+# define yystype YYSTYPE /* obsolescent; will be withdrawn */
+# define YYSTYPE_IS_DECLARED 1
# define YYSTYPE_IS_TRIVIAL 1
#endif
-#ifndef YYLTYPE
-typedef struct yyltype
+#if ! defined (YYLTYPE) && ! defined (YYLTYPE_IS_DECLARED)
+typedef struct YYLTYPE
{
int first_line;
int first_column;
int last_line;
int last_column;
-} yyltype;
-# define YYLTYPE yyltype
+} YYLTYPE;
+# define yyltype YYLTYPE /* obsolescent; will be withdrawn */
+# define YYLTYPE_IS_DECLARED 1
# define YYLTYPE_IS_TRIVIAL 1
#endif
+
/* Copy the second part of user declarations. */
-/* Line 219 of /usr/local/share/bison/bison.simple. */
-#line 256 "parse-gram.c"
+/* Line 214 of yacc.c. */
+#line 252 "parse-gram.c"
#if ! defined (yyoverflow) || YYERROR_VERBOSE
{
short yyss;
YYSTYPE yyvs;
-# if YYLSP_NEEDED
- YYLTYPE yyls;
-# endif
+ YYLTYPE yyls;
};
/* The size of the maximum gap between one aligned stack and the next. */
-# define YYSTACK_GAP_MAX (sizeof (union yyalloc) - 1)
+# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
/* The size of an array large to enough to hold all stacks, each with
N elements. */
-# if YYLSP_NEEDED
-# define YYSTACK_BYTES(N) \
+# define YYSTACK_BYTES(N) \
((N) * (sizeof (short) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \
- + 2 * YYSTACK_GAP_MAX)
-# else
-# define YYSTACK_BYTES(N) \
- ((N) * (sizeof (short) + sizeof (YYSTYPE)) \
- + YYSTACK_GAP_MAX)
-# endif
+ + 2 * YYSTACK_GAP_MAXIMUM)
/* Copy COUNT objects from FROM to TO. The source and destination do
not overlap. */
{ \
register YYSIZE_T yyi; \
for (yyi = 0; yyi < (Count); yyi++) \
- (To)[yyi] = (From)[yyi]; \
+ (To)[yyi] = (From)[yyi]; \
} \
while (0)
# endif
YYSIZE_T yynewbytes; \
YYCOPY (&yyptr->Stack, Stack, yysize); \
Stack = &yyptr->Stack; \
- yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAX; \
+ yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
yyptr += yynewbytes / sizeof (*yyptr); \
} \
while (0)
#endif
+#if defined (__STDC__) || defined (__cplusplus)
+ typedef signed char yysigned_char;
+#else
+ typedef short yysigned_char;
+#endif
+
/* YYFINAL -- State number of the termination state. */
#define YYFINAL 3
-#define YYFLAG -32768
-#define YYLAST 111
+/* YYLAST -- Last index in YYTABLE. */
+#define YYLAST 147
/* YYNTOKENS -- Number of terminals. */
-#define YYNTOKENS 40
+#define YYNTOKENS 47
/* YYNNTS -- Number of nonterminals. */
-#define YYNNTS 26
+#define YYNNTS 25
/* YYNRULES -- Number of rules. */
-#define YYNRULES 67
+#define YYNRULES 75
/* YYNRULES -- Number of states. */
-#define YYNSTATES 93
+#define YYNSTATES 102
/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
#define YYUNDEFTOK 2
-#define YYMAXUTOK 294
+#define YYMAXUTOK 301
-#define YYTRANSLATE(X) \
- ((unsigned)(X) <= YYMAXUTOK ? yytranslate[X] : YYUNDEFTOK)
+#define YYTRANSLATE(YYX) \
+ ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
static const unsigned char yytranslate[] =
5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
25, 26, 27, 28, 29, 30, 31, 32, 33, 34,
- 35, 36, 37, 38, 39
+ 35, 36, 37, 38, 39, 40, 41, 42, 43, 44,
+ 45, 46
};
#if YYDEBUG
YYRHS. */
static const unsigned char yyprhs[] =
{
- 0, 0, 3, 8, 9, 13, 15, 17, 19, 23,
- 25, 27, 30, 34, 36, 40, 42, 46, 48, 51,
- 53, 55, 57, 59, 61, 64, 67, 68, 72, 73,
- 77, 81, 85, 87, 89, 91, 92, 94, 96, 99,
- 101, 103, 106, 109, 113, 115, 118, 120, 123, 125,
- 128, 129, 135, 137, 141, 142, 145, 148, 152, 154,
- 156, 158, 160, 162, 164, 165, 168, 169
+ 0, 0, 3, 8, 9, 12, 14, 16, 18, 22,
+ 24, 26, 29, 33, 35, 37, 39, 43, 45, 47,
+ 51, 53, 55, 58, 60, 62, 64, 66, 68, 70,
+ 73, 75, 78, 81, 82, 86, 87, 91, 95, 99,
+ 101, 103, 105, 106, 108, 110, 113, 115, 117, 120,
+ 123, 127, 129, 132, 134, 137, 139, 141, 144, 146,
+ 147, 151, 153, 157, 158, 161, 164, 168, 172, 176,
+ 178, 180, 182, 184, 186, 187
};
/* YYRHS -- A `-1'-separated list of the rules' RHS. */
-static const signed char yyrhs[] =
+static const yysigned_char yyrhs[] =
{
- 41, 0, -1, 42, 36, 54, 64, -1, -1, 42,
- 43, 65, -1, 44, -1, 37, -1, 25, -1, 21,
- 63, 63, -1, 23, -1, 17, -1, 13, 5, -1,
- 19, 31, 63, -1, 26, -1, 20, 31, 63, -1,
- 27, -1, 18, 31, 63, -1, 22, -1, 28, 63,
- -1, 29, -1, 16, -1, 24, -1, 48, -1, 45,
- -1, 14, 60, -1, 9, 39, -1, -1, 7, 46,
- 53, -1, -1, 6, 47, 53, -1, 8, 30, 51,
- -1, 49, 50, 51, -1, 10, -1, 11, -1, 12,
- -1, -1, 30, -1, 60, -1, 51, 60, -1, 30,
- -1, 35, -1, 35, 5, -1, 35, 62, -1, 35,
- 5, 62, -1, 52, -1, 53, 52, -1, 55, -1,
- 54, 55, -1, 56, -1, 44, 32, -1, -1, 35,
- 33, 57, 58, 32, -1, 59, -1, 58, 34, 59,
- -1, -1, 59, 60, -1, 59, 61, -1, 59, 15,
- 60, -1, 35, -1, 62, -1, 4, -1, 39, -1,
- 3, -1, 3, -1, -1, 36, 38, -1, -1, 32,
- -1
+ 48, 0, -1, 49, 43, 61, 71, -1, -1, 49,
+ 50, -1, 51, -1, 44, -1, 17, -1, 18, 70,
+ 70, -1, 19, -1, 20, -1, 21, 4, -1, 22,
+ 38, 70, -1, 23, -1, 24, -1, 25, -1, 26,
+ 38, 70, -1, 27, -1, 28, -1, 29, 38, 70,
+ -1, 30, -1, 31, -1, 32, 70, -1, 34, -1,
+ 35, -1, 36, -1, 39, -1, 55, -1, 52, -1,
+ 33, 67, -1, 10, -1, 8, 58, -1, 9, 58,
+ -1, -1, 6, 53, 60, -1, -1, 5, 54, 60,
+ -1, 7, 37, 58, -1, 56, 57, 58, -1, 11,
+ -1, 12, -1, 13, -1, -1, 37, -1, 67, -1,
+ 58, 67, -1, 37, -1, 41, -1, 41, 4, -1,
+ 41, 69, -1, 41, 4, 69, -1, 59, -1, 60,
+ 59, -1, 62, -1, 61, 62, -1, 63, -1, 51,
+ -1, 1, 39, -1, 39, -1, -1, 42, 64, 65,
+ -1, 66, -1, 65, 40, 66, -1, -1, 66, 67,
+ -1, 66, 68, -1, 66, 14, 67, -1, 66, 15,
+ 4, -1, 66, 16, 37, -1, 41, -1, 69, -1,
+ 46, -1, 3, -1, 3, -1, -1, 43, 45, -1
};
/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
static const unsigned short yyrline[] =
{
- 0, 151, 151, 164, 166, 169, 171, 172, 173, 174,
- 175, 176, 177, 178, 179, 180, 181, 182, 183, 184,
- 185, 186, 189, 191, 192, 196, 204, 204, 210, 210,
- 215, 224, 239, 241, 242, 245, 247, 252, 254, 258,
- 263, 268, 274, 280, 290, 293, 302, 304, 310, 312,
- 315, 315, 320, 322, 325, 328, 330, 332, 336, 338,
- 339, 342, 348, 357, 365, 370, 376, 378
+ 0, 162, 162, 170, 172, 176, 177, 178, 179, 180,
+ 181, 182, 183, 184, 186, 187, 188, 189, 190, 191,
+ 192, 193, 194, 195, 196, 197, 198, 202, 203, 204,
+ 208, 214, 221, 231, 231, 236, 236, 241, 251, 266,
+ 267, 268, 272, 273, 279, 280, 285, 289, 294, 300,
+ 306, 317, 318, 327, 328, 334, 335, 340, 344, 348,
+ 348, 352, 353, 358, 359, 361, 363, 365, 367, 372,
+ 373, 377, 383, 392, 399, 401
};
#endif
First, the terminals, then, starting at YYNTOKENS, nonterminals. */
static const char *const yytname[] =
{
- "\"end of string\"", "error", "$undefined.", "STRING", "CHARACTER", "INT",
- "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%union\"", "\"%left\"",
- "\"%right\"", "\"%nonassoc\"", "\"%expect\"", "\"%start\"", "\"%prec\"",
- "\"%verbose\"", "\"%error-verbose\"", "\"%output\"", "\"%file-prefix\"",
- "\"%name-prefix\"", "\"%define\"", "\"%pure-parser\"", "\"%defines\"",
- "\"%yacc\"", "\"%debug\"", "\"%locations\"", "\"%no-lines\"",
- "\"%skeleton\"", "\"%token-table\"", "TYPE", "\"=\"", "\";\"", "\":\"",
- "\"|\"", "\"identifier\"", "\"%%\"", "PROLOGUE", "EPILOGUE",
- "BRACED_CODE", "$axiom", "input", "declarations", "declaration",
- "grammar_declaration", "symbol_declaration", "@1", "@2",
+ "\"end of file\"", "error", "$undefined", "\"string\"", "\"integer\"",
+ "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%destructor {...}\"",
+ "\"%printer {...}\"", "\"%union {...}\"", "\"%left\"", "\"%right\"",
+ "\"%nonassoc\"", "\"%prec\"", "\"%dprec\"", "\"%merge\"", "\"%debug\"",
+ "\"%define\"", "\"%defines\"", "\"%error-verbose\"", "\"%expect\"",
+ "\"%file-prefix\"", "\"%glr-parser\"", "\"%lex-param {...}\"",
+ "\"%locations\"", "\"%name-prefix\"", "\"%no-lines\"",
+ "\"%nondeterministic-parser\"", "\"%output\"", "\"%parse-param {...}\"",
+ "\"%pure-parser\"", "\"%skeleton\"", "\"%start\"", "\"%token-table\"",
+ "\"%verbose\"", "\"%yacc\"", "\"type\"", "\"=\"", "\";\"", "\"|\"",
+ "\"identifier\"", "\"identifier:\"", "\"%%\"", "\"%{...%}\"",
+ "\"epilogue\"", "\"{...}\"", "$accept", "input", "declarations",
+ "declaration", "grammar_declaration", "symbol_declaration", "@1", "@2",
"precedence_declaration", "precedence_declarator", "type.opt",
"symbols.1", "symbol_def", "symbol_defs.1", "grammar",
"rules_or_grammar_declaration", "rules", "@3", "rhses.1", "rhs",
- "symbol", "action", "string_as_id", "string_content", "epilogue.opt",
- "semi_colon.opt", 0
+ "symbol", "action", "string_as_id", "string_content", "epilogue.opt", 0
};
#endif
+# ifdef YYPRINT
/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
token YYLEX-NUM. */
-static const short yytoknum[] =
+static const unsigned short yytoknum[] =
{
0, 256, 257, 258, 259, 260, 261, 262, 263, 264,
265, 266, 267, 268, 269, 270, 271, 272, 273, 274,
275, 276, 277, 278, 279, 280, 281, 282, 283, 284,
285, 286, 287, 288, 289, 290, 291, 292, 293, 294,
- -1
+ 295, 296, 297, 298, 299, 300, 301
};
+# endif
/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
static const unsigned char yyr1[] =
{
- 0, 40, 41, 42, 42, 43, 43, 43, 43, 43,
- 43, 43, 43, 43, 43, 43, 43, 43, 43, 43,
- 43, 43, 44, 44, 44, 44, 46, 45, 47, 45,
- 45, 48, 49, 49, 49, 50, 50, 51, 51, 52,
- 52, 52, 52, 52, 53, 53, 54, 54, 55, 55,
- 57, 56, 58, 58, 59, 59, 59, 59, 60, 60,
- 60, 61, 62, 63, 64, 64, 65, 65
+ 0, 47, 48, 49, 49, 50, 50, 50, 50, 50,
+ 50, 50, 50, 50, 50, 50, 50, 50, 50, 50,
+ 50, 50, 50, 50, 50, 50, 50, 51, 51, 51,
+ 51, 51, 51, 53, 52, 54, 52, 52, 55, 56,
+ 56, 56, 57, 57, 58, 58, 59, 59, 59, 59,
+ 59, 60, 60, 61, 61, 62, 62, 62, 62, 64,
+ 63, 65, 65, 66, 66, 66, 66, 66, 66, 67,
+ 67, 68, 69, 70, 71, 71
};
/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
static const unsigned char yyr2[] =
{
- 0, 2, 4, 0, 3, 1, 1, 1, 3, 1,
- 1, 2, 3, 1, 3, 1, 3, 1, 2, 1,
- 1, 1, 1, 1, 2, 2, 0, 3, 0, 3,
- 3, 3, 1, 1, 1, 0, 1, 1, 2, 1,
- 1, 2, 2, 3, 1, 2, 1, 2, 1, 2,
- 0, 5, 1, 3, 0, 2, 2, 3, 1, 1,
- 1, 1, 1, 1, 0, 2, 0, 1
+ 0, 2, 4, 0, 2, 1, 1, 1, 3, 1,
+ 1, 2, 3, 1, 1, 1, 3, 1, 1, 3,
+ 1, 1, 2, 1, 1, 1, 1, 1, 1, 2,
+ 1, 2, 2, 0, 3, 0, 3, 3, 3, 1,
+ 1, 1, 0, 1, 1, 2, 1, 1, 2, 2,
+ 3, 1, 2, 1, 2, 1, 1, 2, 1, 0,
+ 3, 1, 3, 0, 2, 2, 3, 3, 3, 1,
+ 1, 1, 1, 1, 0, 2
};
/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
STATE-NUM when YYTABLE doesn't specify something else to do. Zero
means the default is an error. */
-static const short yydefact[] =
+static const unsigned char yydefact[] =
{
- 3, 0, 0, 0, 28, 26, 0, 0, 32, 33,
- 34, 0, 0, 20, 10, 0, 0, 0, 0, 17,
- 9, 21, 7, 13, 15, 0, 19, 0, 6, 66,
- 5, 23, 22, 35, 0, 0, 0, 25, 11, 62,
- 60, 58, 24, 59, 0, 0, 0, 63, 0, 18,
- 0, 0, 64, 46, 48, 67, 4, 36, 0, 39,
- 40, 44, 29, 27, 30, 37, 16, 12, 14, 8,
- 50, 49, 0, 47, 2, 31, 41, 42, 45, 38,
- 54, 65, 43, 0, 52, 51, 54, 0, 61, 55,
- 56, 53, 57
+ 3, 0, 0, 1, 35, 33, 0, 0, 0, 30,
+ 39, 40, 41, 7, 0, 9, 10, 0, 0, 13,
+ 14, 15, 0, 17, 18, 0, 20, 21, 0, 0,
+ 23, 24, 25, 26, 0, 6, 4, 5, 28, 27,
+ 42, 0, 0, 0, 72, 69, 31, 44, 70, 32,
+ 73, 0, 11, 0, 0, 0, 22, 29, 0, 58,
+ 59, 56, 0, 53, 55, 43, 0, 46, 47, 51,
+ 36, 34, 37, 45, 8, 12, 16, 19, 57, 63,
+ 0, 54, 2, 38, 48, 49, 52, 60, 61, 75,
+ 50, 63, 0, 0, 0, 71, 64, 65, 62, 66,
+ 67, 68
};
-/* YYPGOTO[NTERM-NUM]. */
-static const short yydefgoto[] =
+/* YYDEFGOTO[NTERM-NUM]. */
+static const yysigned_char yydefgoto[] =
{
- -1, 1, 2, 29, 51, 31, 35, 34, 32, 33,
- 58, 64, 61, 62, 52, 53, 54, 80, 83, 84,
- 65, 90, 43, 48, 74, 56
+ -1, 1, 2, 36, 61, 38, 42, 41, 39, 40,
+ 66, 46, 69, 70, 62, 63, 64, 79, 87, 88,
+ 47, 97, 48, 51, 82
};
/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
STATE-NUM. */
-static const short yypact[] =
+#define YYPACT_NINF -65
+static const yysigned_char yypact[] =
{
- -32768, 23, 74,-32768,-32768,-32768, 1, -31,-32768,-32768,
- -32768, 29, 0,-32768,-32768, 7, 10, 14, 39,-32768,
- -32768,-32768,-32768,-32768,-32768, 39,-32768, 18,-32768, 15,
- -32768,-32768,-32768, 16, -24, -24, 0,-32768,-32768,-32768,
- -32768,-32768,-32768,-32768, 39, 39, 39,-32768, 39,-32768,
- 17, 19, 8,-32768,-32768,-32768,-32768,-32768, 0,-32768,
- 4,-32768, -24, -24, 0,-32768,-32768,-32768,-32768,-32768,
- -32768,-32768, 20,-32768,-32768, 0, 45,-32768,-32768,-32768,
- -32768,-32768,-32768, -22, -2,-32768,-32768, 0,-32768,-32768,
- -32768, -2,-32768
+ -65, 27, 103, -65, -65, -65, -15, -2, -2, -65,
+ -65, -65, -65, -65, 25, -65, -65, 28, -5, -65,
+ -65, -65, -3, -65, -65, 0, -65, -65, 25, -2,
+ -65, -65, -65, -65, 65, -65, -65, -65, -65, -65,
+ 4, -18, -18, -2, -65, -65, -2, -65, -65, -2,
+ -65, 25, -65, 25, 25, 25, -65, -65, 1, -65,
+ -65, -65, 3, -65, -65, -65, -2, -65, 22, -65,
+ -18, -18, -2, -65, -65, -65, -65, -65, -65, -65,
+ -11, -65, -65, -2, 41, -65, -65, 8, 15, -65,
+ -65, -65, -2, 48, 16, -65, -65, -65, 15, -65,
+ -65, -65
};
/* YYPGOTO[NTERM-NUM]. */
-static const short yypgoto[] =
+static const yysigned_char yypgoto[] =
{
- -32768,-32768,-32768,-32768, 47,-32768,-32768,-32768,-32768,-32768,
- -32768, -4, -23, 25,-32768, 9,-32768,-32768,-32768, -21,
- -12,-32768, -55, 11,-32768,-32768
+ -65, -65, -65, -65, 53, -65, -65, -65, -65, -65,
+ -65, -6, -64, 20, -65, 2, -65, -65, -65, -34,
+ -29, -65, -63, -4, -65
};
/* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If
positive, shift that token. If negative, reduce the rule which
- number is the opposite. If zero, do what YYDEFACT says. */
-static const short yytable[] =
+ number is the opposite. If zero, do what YYDEFACT says.
+ If YYTABLE_NINF, syntax error. */
+#define YYTABLE_NINF -75
+static const yysigned_char yytable[] =
{
- 42, 39, 40, 39, 40, 77, 59, 39, 37, 76,
- 85, 60, 86, 87, 4, 5, 6, 7, 8, 9,
- 10, 82, 12, 3, 4, 5, 6, 7, 8, 9,
- 10, 36, 12, 41, 38, 41, 49, 88, 44, 78,
- 78, 45, 47, 50, 72, 46, 57, 55, 39, 30,
- 70, 71, 79, 50, 75, 66, 67, 68, 81, 69,
- 63, 73, 0, 79, 0, 91, 0, 0, 0, 0,
- 0, 0, 89, 0, 0, 92, 0, 0, 0, 89,
+ 57, 44, 49, -74, 58, 85, 86, 86, 4, 5,
+ 6, 7, 8, 9, 10, 11, 12, 73, 44, 67,
+ 73, 90, 43, 68, 56, 44, 84, 3, 50, 92,
+ 93, 94, 52, 53, 89, 54, 29, 72, 55, 45,
+ 78, 65, 59, 73, 44, 60, 80, 74, 91, 75,
+ 76, 77, 100, 101, 73, 37, 45, 98, 0, 96,
+ 83, 95, 71, 99, 81, 0, 58, 0, 0, 96,
4, 5, 6, 7, 8, 9, 10, 11, 12, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 29, 0,
+ 0, 0, 0, 0, 59, 0, 0, 60, 4, 5,
+ 6, 7, 8, 9, 10, 11, 12, 0, 0, 0,
13, 14, 15, 16, 17, 18, 19, 20, 21, 22,
- 23, 24, 25, 26, 0, 0, 0, 0, 0, 0,
- 27, 28
+ 23, 24, 25, 26, 27, 28, 29, 30, 31, 32,
+ 0, 0, 33, 0, 0, 0, 34, 35
};
-static const short yycheck[] =
+static const yysigned_char yycheck[] =
{
- 12, 3, 4, 3, 4, 60, 30, 3, 39, 5,
- 32, 35, 34, 15, 6, 7, 8, 9, 10, 11,
- 12, 76, 14, 0, 6, 7, 8, 9, 10, 11,
- 12, 30, 14, 35, 5, 35, 25, 39, 31, 62,
- 63, 31, 3, 35, 36, 31, 30, 32, 3, 2,
- 33, 32, 64, 35, 58, 44, 45, 46, 38, 48,
- 35, 52, -1, 75, -1, 86, -1, -1, -1, -1,
- -1, -1, 84, -1, -1, 87, -1, -1, -1, 91,
- 6, 7, 8, 9, 10, 11, 12, 13, 14, -1,
- 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,
- 26, 27, 28, 29, -1, -1, -1, -1, -1, -1,
- 36, 37
+ 29, 3, 8, 0, 1, 68, 70, 71, 5, 6,
+ 7, 8, 9, 10, 11, 12, 13, 46, 3, 37,
+ 49, 84, 37, 41, 28, 3, 4, 0, 3, 14,
+ 15, 16, 4, 38, 45, 38, 33, 43, 38, 41,
+ 39, 37, 39, 72, 3, 42, 43, 51, 40, 53,
+ 54, 55, 4, 37, 83, 2, 41, 91, -1, 88,
+ 66, 46, 42, 92, 62, -1, 1, -1, -1, 98,
+ 5, 6, 7, 8, 9, 10, 11, 12, 13, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, 33, -1,
+ -1, -1, -1, -1, 39, -1, -1, 42, 5, 6,
+ 7, 8, 9, 10, 11, 12, 13, -1, -1, -1,
+ 17, 18, 19, 20, 21, 22, 23, 24, 25, 26,
+ 27, 28, 29, 30, 31, 32, 33, 34, 35, 36,
+ -1, -1, 39, -1, -1, -1, 43, 44
};
-#if YYDEBUG
/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
symbol of state STATE-NUM. */
static const unsigned char yystos[] =
{
- 0, 41, 42, 0, 6, 7, 8, 9, 10, 11,
- 12, 13, 14, 16, 17, 18, 19, 20, 21, 22,
- 23, 24, 25, 26, 27, 28, 29, 36, 37, 43,
- 44, 45, 48, 49, 47, 46, 30, 39, 5, 3,
- 4, 35, 60, 62, 31, 31, 31, 3, 63, 63,
- 35, 44, 54, 55, 56, 32, 65, 30, 50, 30,
- 35, 52, 53, 53, 51, 60, 63, 63, 63, 63,
- 33, 32, 36, 55, 64, 51, 5, 62, 52, 60,
- 57, 38, 62, 58, 59, 32, 34, 15, 39, 60,
- 61, 59, 60
+ 0, 48, 49, 0, 5, 6, 7, 8, 9, 10,
+ 11, 12, 13, 17, 18, 19, 20, 21, 22, 23,
+ 24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
+ 34, 35, 36, 39, 43, 44, 50, 51, 52, 55,
+ 56, 54, 53, 37, 3, 41, 58, 67, 69, 58,
+ 3, 70, 4, 38, 38, 38, 70, 67, 1, 39,
+ 42, 51, 61, 62, 63, 37, 57, 37, 41, 59,
+ 60, 60, 58, 67, 70, 70, 70, 70, 39, 64,
+ 43, 62, 71, 58, 4, 69, 59, 65, 66, 45,
+ 69, 40, 14, 15, 16, 46, 67, 68, 66, 67,
+ 4, 37
};
-#endif
#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
# define YYSIZE_T __SIZE_TYPE__
#define yyerrok (yyerrstatus = 0)
#define yyclearin (yychar = YYEMPTY)
-#define YYEMPTY -2
+#define YYEMPTY (-2)
#define YYEOF 0
#define YYACCEPT goto yyacceptlab
#define YYABORT goto yyabortlab
-#define YYERROR goto yyerrlab1
+#define YYERROR do \
+ { \
+ yylerrsp = yylsp; \
+ *++yylerrsp = yyloc; \
+ goto yyerrlab1; \
+ } \
+ while (0)
+
/* Like YYERROR except do call yyerror. This remains here temporarily
to ease the transition to the new meaning of YYERROR, for GCC.
{ \
yychar = (Token); \
yylval = (Value); \
- yychar1 = YYTRANSLATE (yychar); \
+ yytoken = YYTRANSLATE (yychar); \
YYPOPSTACK; \
goto yybackup; \
} \
else \
{ \
- yyerror ("syntax error: cannot back up"); \
+ yyerror ("syntax error: cannot back up");\
YYERROR; \
} \
while (0)
are run). */
#ifndef YYLLOC_DEFAULT
-# define YYLLOC_DEFAULT(Current, Rhs, N) \
+# define YYLLOC_DEFAULT(Current, Rhs, N) \
Current.first_line = Rhs[1].first_line; \
Current.first_column = Rhs[1].first_column; \
Current.last_line = Rhs[N].last_line; \
/* YYLEX -- calling `yylex' with the right arguments. */
-#if YYPURE
-# if YYLSP_NEEDED
-# ifdef YYLEX_PARAM
-# define YYLEX yylex (&yylval, &yylloc, YYLEX_PARAM)
-# else
-# define YYLEX yylex (&yylval, &yylloc)
-# endif
-# else /* !YYLSP_NEEDED */
-# ifdef YYLEX_PARAM
-# define YYLEX yylex (&yylval, YYLEX_PARAM)
-# else
-# define YYLEX yylex (&yylval)
-# endif
-# endif /* !YYLSP_NEEDED */
-#else /* !YYPURE */
-# define YYLEX yylex ()
-#endif /* !YYPURE */
+#ifdef YYLEX_PARAM
+# define YYLEX yylex (&yylval, &yylloc, YYLEX_PARAM)
+#else
+# define YYLEX yylex (&yylval, &yylloc)
+#endif
/* Enable debugging if requested. */
#if YYDEBUG
if (yydebug) \
YYFPRINTF Args; \
} while (0)
+
+# define YYDSYMPRINT(Args) \
+do { \
+ if (yydebug) \
+ yysymprint Args; \
+} while (0)
+
+# define YYDSYMPRINTF(Title, Token, Value, Location) \
+do { \
+ if (yydebug) \
+ { \
+ YYFPRINTF (stderr, "%s ", Title); \
+ yysymprint (stderr, \
+ Token, Value, Location); \
+ YYFPRINTF (stderr, "\n"); \
+ } \
+} while (0)
+
+/*------------------------------------------------------------------.
+| yy_stack_print -- Print the state stack from its BOTTOM up to its |
+| TOP (cinluded). |
+`------------------------------------------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yy_stack_print (short *bottom, short *top)
+#else
+static void
+yy_stack_print (bottom, top)
+ short *bottom;
+ short *top;
+#endif
+{
+ YYFPRINTF (stderr, "Stack now");
+ for (/* Nothing. */; bottom <= top; ++bottom)
+ YYFPRINTF (stderr, " %d", *bottom);
+ YYFPRINTF (stderr, "\n");
+}
+
+# define YY_STACK_PRINT(Bottom, Top) \
+do { \
+ if (yydebug) \
+ yy_stack_print ((Bottom), (Top)); \
+} while (0)
+
+
+/*------------------------------------------------.
+| Report that the YYRULE is going to be reduced. |
+`------------------------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yy_reduce_print (int yyrule)
+#else
+static void
+yy_reduce_print (yyrule)
+ int yyrule;
+#endif
+{
+ int yyi;
+ unsigned int yylno = yyrline[yyrule];
+ YYFPRINTF (stderr, "Reducing stack by rule %d (line %u), ",
+ yyrule - 1, yylno);
+ /* Print the symbols being reduced, and their result. */
+ for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++)
+ YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]);
+ YYFPRINTF (stderr, "-> %s\n", yytname [yyr1[yyrule]]);
+}
+
+# define YY_REDUCE_PRINT(Rule) \
+do { \
+ if (yydebug) \
+ yy_reduce_print (Rule); \
+} while (0)
+
/* Nonzero means print parse trace. It is left uninitialized so that
multiple parsers can coexist. */
int yydebug;
#else /* !YYDEBUG */
# define YYDPRINTF(Args)
+# define YYDSYMPRINT(Args)
+# define YYDSYMPRINTF(Title, Token, Value, Location)
+# define YY_STACK_PRINT(Bottom, Top)
+# define YY_REDUCE_PRINT(Rule)
#endif /* !YYDEBUG */
+
/* YYINITDEPTH -- initial size of the parser's stacks. */
#ifndef YYINITDEPTH
# define YYINITDEPTH 200
\f
-/* The user can define YYPARSE_PARAM as the name of an argument to be passed
- into yyparse. The argument should have type void *.
- It should actually point to an object.
- Grammar actions can access the variable by casting it
- to the proper pointer type. */
+#if YYDEBUG
+/*--------------------------------.
+| Print this symbol on YYOUTPUT. |
+`--------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yysymprint (FILE *yyoutput, int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp)
+#else
+static void
+yysymprint (yyoutput, yytype, yyvaluep, yylocationp)
+ FILE *yyoutput;
+ int yytype;
+ YYSTYPE *yyvaluep;
+ YYLTYPE *yylocationp;
+#endif
+{
+ /* Pacify ``unused variable'' warnings. */
+ (void) yyvaluep;
+ (void) yylocationp;
+
+ if (yytype < YYNTOKENS)
+ {
+ YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
+# ifdef YYPRINT
+ YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
+# endif
+ }
+ else
+ YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
+
+ switch (yytype)
+ {
+ default:
+ break;
+ }
+ YYFPRINTF (yyoutput, ")");
+}
+
+#endif /* ! YYDEBUG */
+/*-----------------------------------------------.
+| Release the memory associated to this symbol. |
+`-----------------------------------------------*/
+
+#if defined (__STDC__) || defined (__cplusplus)
+static void
+yydestruct (int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp)
+#else
+static void
+yydestruct (yytype, yyvaluep, yylocationp)
+ int yytype;
+ YYSTYPE *yyvaluep;
+ YYLTYPE *yylocationp;
+#endif
+{
+ /* Pacify ``unused variable'' warnings. */
+ (void) yyvaluep;
+ (void) yylocationp;
+
+ switch (yytype)
+ {
+
+ default:
+ break;
+ }
+}
+\f
+
+/* Prevent warnings from -Wmissing-prototypes. */
#ifdef YYPARSE_PARAM
# if defined (__STDC__) || defined (__cplusplus)
-# define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
-# define YYPARSE_PARAM_DECL
+int yyparse (void *YYPARSE_PARAM);
# else
-# define YYPARSE_PARAM_ARG YYPARSE_PARAM
-# define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
+int yyparse ();
# endif
-#else /* !YYPARSE_PARAM */
-# define YYPARSE_PARAM_ARG
-# define YYPARSE_PARAM_DECL
-#endif /* !YYPARSE_PARAM */
-
-/* Prevent warning if -Wstrict-prototypes. */
-#ifdef __GNUC__
-# ifdef YYPARSE_PARAM
-int yyparse (void *);
-# else
+#else /* ! YYPARSE_PARAM */
+#if defined (__STDC__) || defined (__cplusplus)
int yyparse (void);
-# endif
+#else
+int yyparse ();
#endif
+#endif /* ! YYPARSE_PARAM */
-/* YY_DECL_VARIABLES -- depending whether we use a pure parser,
- variables are global, or local to YYPARSE. */
-
-#define YY_DECL_NON_LSP_VARIABLES \
-/* The lookahead symbol. */ \
-int yychar; \
- \
-/* The semantic value of the lookahead symbol. */ \
-YYSTYPE yylval; \
- \
-/* Number of parse errors so far. */ \
-int yynerrs;
-#if YYLSP_NEEDED
-# define YY_DECL_VARIABLES \
-YY_DECL_NON_LSP_VARIABLES \
- \
-/* Location data for the lookahead symbol. */ \
-YYLTYPE yylloc;
-#else
-# define YY_DECL_VARIABLES \
-YY_DECL_NON_LSP_VARIABLES
-#endif
-/* If nonreentrant, generate the variables here. */
-#if !YYPURE
-YY_DECL_VARIABLES
-#endif /* !YYPURE */
+
+/*----------.
+| yyparse. |
+`----------*/
+
+#ifdef YYPARSE_PARAM
+# if defined (__STDC__) || defined (__cplusplus)
+int yyparse (void *YYPARSE_PARAM)
+# else
+int yyparse (YYPARSE_PARAM)
+ void *YYPARSE_PARAM;
+# endif
+#else /* ! YYPARSE_PARAM */
+#if defined (__STDC__) || defined (__cplusplus)
int
-yyparse (YYPARSE_PARAM_ARG)
- YYPARSE_PARAM_DECL
+yyparse (void)
+#else
+int
+yyparse ()
+
+#endif
+#endif
{
- /* If reentrant, generate the variables here. */
-#if YYPURE
- YY_DECL_VARIABLES
-#endif /* !YYPURE */
+ /* The lookahead symbol. */
+int yychar;
+
+/* The semantic value of the lookahead symbol. */
+YYSTYPE yylval;
+
+/* Number of syntax errors so far. */
+int yynerrs;
+/* Location data for the lookahead symbol. */
+YYLTYPE yylloc;
register int yystate;
register int yyn;
/* Number of tokens to shift before error messages enabled. */
int yyerrstatus;
/* Lookahead token as an internal (translated) token number. */
- int yychar1 = 0;
+ int yytoken = 0;
/* Three stacks and their tools:
`yyss': related to states,
YYSTYPE *yyvs = yyvsa;
register YYSTYPE *yyvsp;
-#if YYLSP_NEEDED
/* The location stack. */
YYLTYPE yylsa[YYINITDEPTH];
YYLTYPE *yyls = yylsa;
YYLTYPE *yylsp;
-#endif
+ YYLTYPE *yylerrsp;
-#if YYLSP_NEEDED
-# define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
-#else
-# define YYPOPSTACK (yyvsp--, yyssp--)
-#endif
+#define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
YYSIZE_T yystacksize = YYINITDEPTH;
/* The variables used to return semantic value and location from the
action routines. */
YYSTYPE yyval;
-#if YYLSP_NEEDED
YYLTYPE yyloc;
-#endif
/* When reducing, the number of symbols on the RHS of the reduced
rule. */
yyssp = yyss;
yyvsp = yyvs;
-#if YYLSP_NEEDED
yylsp = yyls;
-#endif
goto yysetstate;
/*------------------------------------------------------------.
yysetstate:
*yyssp = yystate;
- if (yyssp >= yyss + yystacksize - 1)
+ if (yyss + yystacksize - 1 <= yyssp)
{
/* Get the current used size of the three stacks, in elements. */
YYSIZE_T yysize = yyssp - yyss + 1;
memory. */
YYSTYPE *yyvs1 = yyvs;
short *yyss1 = yyss;
+ YYLTYPE *yyls1 = yyls;
/* Each stack pointer address is followed by the size of the
- data in use in that stack, in bytes. */
-# if YYLSP_NEEDED
- YYLTYPE *yyls1 = yyls;
- /* This used to be a conditional around just the two extra args,
- but that might be undefined if yyoverflow is a macro. */
+ data in use in that stack, in bytes. This used to be a
+ conditional around just the two extra args, but that might
+ be undefined if yyoverflow is a macro. */
yyoverflow ("parser stack overflow",
&yyss1, yysize * sizeof (*yyssp),
&yyvs1, yysize * sizeof (*yyvsp),
&yyls1, yysize * sizeof (*yylsp),
&yystacksize);
yyls = yyls1;
-# else
- yyoverflow ("parser stack overflow",
- &yyss1, yysize * sizeof (*yyssp),
- &yyvs1, yysize * sizeof (*yyvsp),
- &yystacksize);
-# endif
yyss = yyss1;
yyvs = yyvs1;
}
goto yyoverflowlab;
# else
/* Extend the stack our own way. */
- if (yystacksize >= YYMAXDEPTH)
+ if (YYMAXDEPTH <= yystacksize)
goto yyoverflowlab;
yystacksize *= 2;
- if (yystacksize > YYMAXDEPTH)
+ if (YYMAXDEPTH < yystacksize)
yystacksize = YYMAXDEPTH;
{
goto yyoverflowlab;
YYSTACK_RELOCATE (yyss);
YYSTACK_RELOCATE (yyvs);
-# if YYLSP_NEEDED
YYSTACK_RELOCATE (yyls);
-# endif
# undef YYSTACK_RELOCATE
if (yyss1 != yyssa)
YYSTACK_FREE (yyss1);
yyssp = yyss + yysize - 1;
yyvsp = yyvs + yysize - 1;
-#if YYLSP_NEEDED
yylsp = yyls + yysize - 1;
-#endif
YYDPRINTF ((stderr, "Stack size increased to %lu\n",
(unsigned long int) yystacksize));
- if (yyssp >= yyss + yystacksize - 1)
+ if (yyss + yystacksize - 1 <= yyssp)
YYABORT;
}
/* First try to decide what to do without reference to lookahead token. */
yyn = yypact[yystate];
- if (yyn == YYFLAG)
+ if (yyn == YYPACT_NINF)
goto yydefault;
/* Not known => get a lookahead token if don't already have one. */
- /* yychar is either YYEMPTY or YYEOF
- or a valid token in external form. */
-
+ /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol. */
if (yychar == YYEMPTY)
{
YYDPRINTF ((stderr, "Reading a token: "));
yychar = YYLEX;
}
- /* Convert token to internal form (in yychar1) for indexing tables with. */
-
- if (yychar <= 0) /* This means end of input. */
+ if (yychar <= YYEOF)
{
- yychar1 = 0;
- yychar = YYEOF; /* Don't call YYLEX any more. */
-
+ yychar = yytoken = YYEOF;
YYDPRINTF ((stderr, "Now at end of input.\n"));
}
else
{
- yychar1 = YYTRANSLATE (yychar);
-
-#if YYDEBUG
- /* We have to keep this `#if YYDEBUG', since we use variables
- which are defined only if `YYDEBUG' is set. */
- if (yydebug)
- {
- YYFPRINTF (stderr, "Next token is %d (%s",
- yychar, yytname[yychar1]);
- /* Give the individual parser a way to print the precise
- meaning of a token, for further debugging info. */
-# ifdef YYPRINT
- YYPRINT (stderr, yychar, yylval);
-# endif
- YYFPRINTF (stderr, ")\n");
- }
-#endif
+ yytoken = YYTRANSLATE (yychar);
+ YYDSYMPRINTF ("Next token is", yytoken, &yylval, &yylloc);
}
- yyn += yychar1;
- if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
+ /* If the proper action on seeing token YYTOKEN is to reduce or to
+ detect an error, take that action. */
+ yyn += yytoken;
+ if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
goto yydefault;
-
yyn = yytable[yyn];
-
- /* yyn is what to do for this token type in this state.
- Negative => reduce, -yyn is rule number.
- Positive => shift, yyn is new state.
- New state is final state => don't bother to shift,
- just return success.
- 0, or most negative number => error. */
-
- if (yyn < 0)
+ if (yyn <= 0)
{
- if (yyn == YYFLAG)
+ if (yyn == 0 || yyn == YYTABLE_NINF)
goto yyerrlab;
yyn = -yyn;
goto yyreduce;
}
- else if (yyn == 0)
- goto yyerrlab;
if (yyn == YYFINAL)
YYACCEPT;
/* Shift the lookahead token. */
- YYDPRINTF ((stderr, "Shifting token %d (%s), ",
- yychar, yytname[yychar1]));
+ YYDPRINTF ((stderr, "Shifting token %s, ", yytname[yytoken]));
/* Discard the token being shifted unless it is eof. */
if (yychar != YYEOF)
yychar = YYEMPTY;
*++yyvsp = yylval;
-#if YYLSP_NEEDED
*++yylsp = yylloc;
-#endif
/* Count tokens shifted since error; after three, turn off error
status. */
/* If YYLEN is nonzero, implement the default value of the action:
`$$ = $1'.
- Otherwise, the following line sets YYVAL to the semantic value of
- the lookahead token. This behavior is undocumented and Bison
+ Otherwise, the following line sets YYVAL to garbage.
+ This behavior is undocumented and Bison
users should not rely upon it. Assigning to YYVAL
unconditionally makes the parser a bit smaller, and it avoids a
GCC warning that YYVAL may be used uninitialized. */
yyval = yyvsp[1-yylen];
-#if YYLSP_NEEDED
/* Default location. */
YYLLOC_DEFAULT (yyloc, (yylsp - yylen), yylen);
-#endif
-
-#if YYDEBUG
- /* We have to keep this `#if YYDEBUG', since we use variables which
- are defined only if `YYDEBUG' is set. */
- if (yydebug)
- {
- int yyi;
-
- YYFPRINTF (stderr, "Reducing via rule %d (line %d), ",
- yyn - 1, yyrline[yyn]);
-
- /* Print the symbols being reduced, and their result. */
- for (yyi = yyprhs[yyn]; yyrhs[yyi] >= 0; yyi++)
- YYFPRINTF (stderr, "%s ", yytname[yyrhs[yyi]]);
- YYFPRINTF (stderr, " -> %s\n", yytname[yyr1[yyn]]);
- }
-#endif
+ YY_REDUCE_PRINT (yyn);
switch (yyn)
{
- case 2:
-#line 153 "parse-gram.y"
- {
- yycontrol->errcode = 0;
- epilogue_set (yyvsp[0].string, yylsp[0]);
- }
- break;
-
- case 6:
-#line 171 "parse-gram.y"
- { prologue_augment (yyvsp[0].string, yylsp[0]); }
+ case 6:
+#line 177 "parse-gram.y"
+ { prologue_augment (yyvsp[0].chars, yylsp[0]); }
break;
case 7:
-#line 172 "parse-gram.y"
+#line 178 "parse-gram.y"
{ debug_flag = 1; }
break;
case 8:
-#line 173 "parse-gram.y"
- { muscle_insert (yyvsp[-1].string, yyvsp[0].string); }
+#line 179 "parse-gram.y"
+ { muscle_insert (yyvsp[-1].chars, yyvsp[0].chars); }
break;
case 9:
-#line 174 "parse-gram.y"
+#line 180 "parse-gram.y"
{ defines_flag = 1; }
break;
case 10:
-#line 175 "parse-gram.y"
+#line 181 "parse-gram.y"
{ error_verbose = 1; }
break;
case 11:
-#line 176 "parse-gram.y"
+#line 182 "parse-gram.y"
{ expected_conflicts = yyvsp[0].integer; }
break;
case 12:
-#line 177 "parse-gram.y"
- { spec_file_prefix = yyvsp[0].string; }
+#line 183 "parse-gram.y"
+ { spec_file_prefix = yyvsp[0].chars; }
break;
case 13:
-#line 178 "parse-gram.y"
- { locations_flag = 1; }
+#line 184 "parse-gram.y"
+ { nondeterministic_parser = true;
+ glr_parser = true; }
break;
case 14:
-#line 179 "parse-gram.y"
- { spec_name_prefix = yyvsp[0].string; }
+#line 186 "parse-gram.y"
+ { add_param ("lex_param", yyvsp[0].chars, yylsp[0]); }
break;
case 15:
-#line 180 "parse-gram.y"
- { no_lines_flag = 1; }
+#line 187 "parse-gram.y"
+ { locations_flag = 1; }
break;
case 16:
-#line 181 "parse-gram.y"
- { spec_outfile = yyvsp[0].string; }
+#line 188 "parse-gram.y"
+ { spec_name_prefix = yyvsp[0].chars; }
break;
case 17:
-#line 182 "parse-gram.y"
- { pure_parser = 1; }
+#line 189 "parse-gram.y"
+ { no_lines_flag = 1; }
break;
case 18:
-#line 183 "parse-gram.y"
- { skeleton = yyvsp[0].string; }
+#line 190 "parse-gram.y"
+ { nondeterministic_parser = true; }
break;
case 19:
-#line 184 "parse-gram.y"
- { token_table_flag = 1; }
+#line 191 "parse-gram.y"
+ { spec_outfile = yyvsp[0].chars; }
break;
case 20:
-#line 185 "parse-gram.y"
- { report_flag = 1; }
+#line 192 "parse-gram.y"
+ { add_param ("parse_param", yyvsp[0].chars, yylsp[0]); }
break;
case 21:
-#line 186 "parse-gram.y"
- { yacc_flag = 1; }
+#line 193 "parse-gram.y"
+ { pure_parser = true; }
+ break;
+
+ case 22:
+#line 194 "parse-gram.y"
+ { skeleton = yyvsp[0].chars; }
+ break;
+
+ case 23:
+#line 195 "parse-gram.y"
+ { token_table_flag = 1; }
break;
case 24:
-#line 193 "parse-gram.y"
+#line 196 "parse-gram.y"
+ { report_flag = report_states; }
+ break;
+
+ case 25:
+#line 197 "parse-gram.y"
+ { yacc_flag = 1; }
+ break;
+
+ case 29:
+#line 205 "parse-gram.y"
{
grammar_start_symbol_set (yyvsp[0].symbol, yylsp[0]);
}
break;
- case 25:
-#line 197 "parse-gram.y"
+ case 30:
+#line 209 "parse-gram.y"
{
typed = 1;
- MUSCLE_INSERT_INT ("stype_line", yylsp[0].first_line);
- muscle_insert ("stype", yyvsp[0].string);
+ MUSCLE_INSERT_INT ("stype_line", yylsp[0].start.line);
+ muscle_insert ("stype", yyvsp[0].chars);
}
break;
- case 26:
-#line 205 "parse-gram.y"
+ case 31:
+#line 215 "parse-gram.y"
+ {
+ symbol_list *list;
+ for (list = yyvsp[0].list; list; list = list->next)
+ symbol_destructor_set (list->sym, yyvsp[-1].chars, yylsp[-1]);
+ symbol_list_free (yyvsp[0].list);
+ }
+ break;
+
+ case 32:
+#line 222 "parse-gram.y"
+ {
+ symbol_list *list;
+ for (list = yyvsp[0].list; list; list = list->next)
+ symbol_printer_set (list->sym, yyvsp[-1].chars, list->location);
+ symbol_list_free (yyvsp[0].list);
+ }
+ break;
+
+ case 33:
+#line 231 "parse-gram.y"
{ current_class = nterm_sym; }
break;
- case 27:
-#line 206 "parse-gram.y"
+ case 34:
+#line 232 "parse-gram.y"
{
current_class = unknown_sym;
current_type = NULL;
}
break;
- case 28:
-#line 210 "parse-gram.y"
+ case 35:
+#line 236 "parse-gram.y"
{ current_class = token_sym; }
break;
- case 29:
-#line 211 "parse-gram.y"
+ case 36:
+#line 237 "parse-gram.y"
{
current_class = unknown_sym;
current_type = NULL;
}
break;
- case 30:
-#line 216 "parse-gram.y"
+ case 37:
+#line 242 "parse-gram.y"
{
symbol_list *list;
for (list = yyvsp[0].list; list; list = list->next)
- symbol_type_set (list->sym, list->location, yyvsp[-1].string);
- LIST_FREE (symbol_list, yyvsp[0].list);
+ symbol_type_set (list->sym, yyvsp[-1].uniqstr, yylsp[-1]);
+ symbol_list_free (yyvsp[0].list);
}
break;
- case 31:
-#line 226 "parse-gram.y"
+ case 38:
+#line 252 "parse-gram.y"
{
symbol_list *list;
++current_prec;
for (list = yyvsp[0].list; list; list = list->next)
{
- symbol_type_set (list->sym, list->location, current_type);
- symbol_precedence_set (list->sym, list->location, current_prec, yyvsp[-2].assoc);
+ symbol_type_set (list->sym, current_type, yylsp[-1]);
+ symbol_precedence_set (list->sym, current_prec, yyvsp[-2].assoc, yylsp[-2]);
}
- LIST_FREE (symbol_list, yyvsp[0].list);
+ symbol_list_free (yyvsp[0].list);
current_type = NULL;
}
break;
- case 32:
-#line 240 "parse-gram.y"
+ case 39:
+#line 266 "parse-gram.y"
{ yyval.assoc = left_assoc; }
break;
- case 33:
-#line 241 "parse-gram.y"
+ case 40:
+#line 267 "parse-gram.y"
{ yyval.assoc = right_assoc; }
break;
- case 34:
-#line 242 "parse-gram.y"
+ case 41:
+#line 268 "parse-gram.y"
{ yyval.assoc = non_assoc; }
break;
- case 35:
-#line 246 "parse-gram.y"
- { current_type = NULL;}
+ case 42:
+#line 272 "parse-gram.y"
+ { current_type = NULL; }
break;
- case 36:
-#line 247 "parse-gram.y"
- { current_type = yyvsp[0].string; }
+ case 43:
+#line 273 "parse-gram.y"
+ { current_type = yyvsp[0].uniqstr; }
break;
- case 37:
-#line 253 "parse-gram.y"
+ case 44:
+#line 279 "parse-gram.y"
{ yyval.list = symbol_list_new (yyvsp[0].symbol, yylsp[0]); }
break;
- case 38:
-#line 254 "parse-gram.y"
+ case 45:
+#line 280 "parse-gram.y"
{ yyval.list = symbol_list_prepend (yyvsp[-1].list, yyvsp[0].symbol, yylsp[0]); }
break;
- case 39:
-#line 260 "parse-gram.y"
+ case 46:
+#line 286 "parse-gram.y"
{
- current_type = yyvsp[0].string;
+ current_type = yyvsp[0].uniqstr;
}
break;
- case 40:
-#line 264 "parse-gram.y"
+ case 47:
+#line 290 "parse-gram.y"
{
- symbol_class_set (yyvsp[0].symbol, current_class);
- symbol_type_set (yyvsp[0].symbol, yylsp[0], current_type);
+ symbol_class_set (yyvsp[0].symbol, current_class, yylsp[0]);
+ symbol_type_set (yyvsp[0].symbol, current_type, yylsp[0]);
}
break;
- case 41:
-#line 269 "parse-gram.y"
+ case 48:
+#line 295 "parse-gram.y"
{
- symbol_class_set (yyvsp[-1].symbol, current_class);
- symbol_type_set (yyvsp[-1].symbol, yylsp[-1], current_type);
- symbol_user_token_number_set (yyvsp[-1].symbol, yyvsp[0].integer);
+ symbol_class_set (yyvsp[-1].symbol, current_class, yylsp[-1]);
+ symbol_type_set (yyvsp[-1].symbol, current_type, yylsp[-1]);
+ symbol_user_token_number_set (yyvsp[-1].symbol, yyvsp[0].integer, yylsp[0]);
}
break;
- case 42:
-#line 275 "parse-gram.y"
+ case 49:
+#line 301 "parse-gram.y"
{
- symbol_class_set (yyvsp[-1].symbol, current_class);
- symbol_type_set (yyvsp[-1].symbol, yylsp[-1], current_type);
- symbol_make_alias (yyvsp[-1].symbol, yyvsp[0].symbol);
+ symbol_class_set (yyvsp[-1].symbol, current_class, yylsp[-1]);
+ symbol_type_set (yyvsp[-1].symbol, current_type, yylsp[-1]);
+ symbol_make_alias (yyvsp[-1].symbol, yyvsp[0].symbol, yyloc);
}
break;
- case 43:
-#line 281 "parse-gram.y"
+ case 50:
+#line 307 "parse-gram.y"
{
- symbol_class_set (yyvsp[-2].symbol, current_class);
- symbol_type_set (yyvsp[-2].symbol, yylsp[-2], current_type);
- symbol_user_token_number_set (yyvsp[-2].symbol, yyvsp[-1].integer);
- symbol_make_alias (yyvsp[-2].symbol, yyvsp[0].symbol);
+ symbol_class_set (yyvsp[-2].symbol, current_class, yylsp[-2]);
+ symbol_type_set (yyvsp[-2].symbol, current_type, yylsp[-2]);
+ symbol_user_token_number_set (yyvsp[-2].symbol, yyvsp[-1].integer, yylsp[-1]);
+ symbol_make_alias (yyvsp[-2].symbol, yyvsp[0].symbol, yyloc);
}
break;
- case 44:
-#line 292 "parse-gram.y"
- {;}
- break;
-
- case 45:
-#line 294 "parse-gram.y"
- {;}
+ case 56:
+#line 336 "parse-gram.y"
+ {
+ if (yacc_flag)
+ complain_at (yyloc, _("POSIX forbids declarations in the grammar"));
+ }
break;
- case 50:
-#line 316 "parse-gram.y"
- { current_lhs = yyvsp[-1].symbol; current_lhs_location = yylsp[-1]; }
+ case 57:
+#line 341 "parse-gram.y"
+ {
+ yyerrok;
+ }
break;
- case 51:
-#line 317 "parse-gram.y"
- {;}
+ case 59:
+#line 348 "parse-gram.y"
+ { current_lhs = yyvsp[0].symbol; current_lhs_location = yylsp[0]; }
break;
- case 52:
-#line 321 "parse-gram.y"
+ case 61:
+#line 352 "parse-gram.y"
{ grammar_rule_end (yylsp[0]); }
break;
- case 53:
-#line 322 "parse-gram.y"
+ case 62:
+#line 353 "parse-gram.y"
{ grammar_rule_end (yylsp[0]); }
break;
- case 54:
-#line 327 "parse-gram.y"
+ case 63:
+#line 358 "parse-gram.y"
{ grammar_rule_begin (current_lhs, current_lhs_location); }
break;
- case 55:
-#line 329 "parse-gram.y"
+ case 64:
+#line 360 "parse-gram.y"
{ grammar_current_rule_symbol_append (yyvsp[0].symbol, yylsp[0]); }
break;
- case 56:
-#line 331 "parse-gram.y"
- { grammar_current_rule_action_append (yyvsp[0].string, yylsp[0]); }
+ case 65:
+#line 362 "parse-gram.y"
+ { grammar_current_rule_action_append (yyvsp[0].chars, yylsp[0]); }
break;
- case 57:
-#line 333 "parse-gram.y"
- { grammar_current_rule_prec_set (yyvsp[0].symbol); }
+ case 66:
+#line 364 "parse-gram.y"
+ { grammar_current_rule_prec_set (yyvsp[0].symbol, yylsp[0]); }
break;
- case 58:
-#line 337 "parse-gram.y"
- { yyval.symbol = yyvsp[0].symbol; }
+ case 67:
+#line 366 "parse-gram.y"
+ { grammar_current_rule_dprec_set (yyvsp[0].integer, yylsp[0]); }
break;
- case 59:
-#line 338 "parse-gram.y"
- { yyval.symbol = yyvsp[0].symbol; }
+ case 68:
+#line 368 "parse-gram.y"
+ { grammar_current_rule_merge_set (yyvsp[0].uniqstr, yylsp[0]); }
break;
- case 60:
-#line 339 "parse-gram.y"
- { yyval.symbol = getsym (yyvsp[0].string, yylsp[0]); }
+ case 69:
+#line 372 "parse-gram.y"
+ { yyval.symbol = yyvsp[0].symbol; }
break;
- case 61:
-#line 344 "parse-gram.y"
- { yyval.string = yyvsp[0].string; }
+ case 70:
+#line 373 "parse-gram.y"
+ { yyval.symbol = yyvsp[0].symbol; }
break;
- case 62:
-#line 350 "parse-gram.y"
- {
- yyval.symbol = getsym (yyvsp[0].string, yylsp[0]);
- symbol_class_set (yyval.symbol, token_sym);
- }
+ case 71:
+#line 378 "parse-gram.y"
+ { yyval.chars = yyvsp[0].chars; }
break;
- case 63:
-#line 359 "parse-gram.y"
+ case 72:
+#line 384 "parse-gram.y"
{
- yyval.string = yyvsp[0].string + 1;
- yyval.string[strlen (yyval.string) - 1] = '\0';
+ yyval.symbol = symbol_get (yyvsp[0].chars, yylsp[0]);
+ symbol_class_set (yyval.symbol, token_sym, yylsp[0]);
}
break;
- case 64:
-#line 367 "parse-gram.y"
+ case 73:
+#line 393 "parse-gram.y"
{
- yyval.string = xstrdup ("");
+ yyval.chars = yyvsp[0].chars + 1;
+ yyval.chars[strlen (yyval.chars) - 1] = '\0';
}
break;
- case 65:
-#line 371 "parse-gram.y"
+ case 75:
+#line 402 "parse-gram.y"
{
- yyval.string = yyvsp[0].string;
+ epilogue_augment (yyvsp[0].chars, yylsp[0]);
+ scanner_last_string_free ();
}
break;
}
-/* Line 1012 of /usr/local/share/bison/bison.simple. */
-#line 1523 "parse-gram.c"
+/* Line 999 of yacc.c. */
+#line 1628 "parse-gram.c"
\f
yyvsp -= yylen;
yyssp -= yylen;
-#if YYLSP_NEEDED
yylsp -= yylen;
-#endif
-#if YYDEBUG
- if (yydebug)
- {
- short *yyssp1 = yyss - 1;
- YYFPRINTF (stderr, "state stack now");
- while (yyssp1 != yyssp)
- YYFPRINTF (stderr, " %d", *++yyssp1);
- YYFPRINTF (stderr, "\n");
- }
-#endif
+ YY_STACK_PRINT (yyss, yyssp);
*++yyvsp = yyval;
-#if YYLSP_NEEDED
*++yylsp = yyloc;
-#endif
/* Now `shift' the result of the reduction. Determine what state
that goes to, based on the state we popped back to and the rule
yyn = yyr1[yyn];
yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
- if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp)
+ if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
yystate = yytable[yystate];
else
yystate = yydefgoto[yyn - YYNTOKENS];
if (!yyerrstatus)
{
++yynerrs;
-
#if YYERROR_VERBOSE
yyn = yypact[yystate];
- if (yyn > YYFLAG && yyn < YYLAST)
+ if (YYPACT_NINF < yyn && yyn < YYLAST)
{
YYSIZE_T yysize = 0;
+ int yytype = YYTRANSLATE (yychar);
+ const char* yyprefix;
char *yymsg;
- int yyx, yycount;
+ int yyx;
- yycount = 0;
/* Start YYX at -YYN if negative to avoid negative indexes in
YYCHECK. */
- for (yyx = yyn < 0 ? -yyn : 0;
- yyx < (int) (sizeof (yytname) / sizeof (char *)); yyx++)
- if (yycheck[yyx + yyn] == yyx)
- yysize += yystrlen (yytname[yyx]) + 15, yycount++;
- yysize += yystrlen ("parse error, unexpected ") + 1;
- yysize += yystrlen (yytname[YYTRANSLATE (yychar)]);
+ int yyxbegin = yyn < 0 ? -yyn : 0;
+
+ /* Stay within bounds of both yycheck and yytname. */
+ int yychecklim = YYLAST - yyn;
+ int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
+ int yycount = 0;
+
+ yyprefix = ", expecting ";
+ for (yyx = yyxbegin; yyx < yyxend; ++yyx)
+ if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
+ {
+ yysize += yystrlen (yyprefix) + yystrlen (yytname [yyx]);
+ yycount += 1;
+ if (yycount == 5)
+ {
+ yysize = 0;
+ break;
+ }
+ }
+ yysize += (sizeof ("syntax error, unexpected ")
+ + yystrlen (yytname[yytype]));
yymsg = (char *) YYSTACK_ALLOC (yysize);
if (yymsg != 0)
{
- char *yyp = yystpcpy (yymsg, "parse error, unexpected ");
- yyp = yystpcpy (yyp, yytname[YYTRANSLATE (yychar)]);
+ char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
+ yyp = yystpcpy (yyp, yytname[yytype]);
if (yycount < 5)
{
- yycount = 0;
- for (yyx = yyn < 0 ? -yyn : 0;
- yyx < (int) (sizeof (yytname) / sizeof (char *));
- yyx++)
- if (yycheck[yyx + yyn] == yyx)
+ yyprefix = ", expecting ";
+ for (yyx = yyxbegin; yyx < yyxend; ++yyx)
+ if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
{
- const char *yyq = ! yycount ? ", expecting " : " or ";
- yyp = yystpcpy (yyp, yyq);
+ yyp = yystpcpy (yyp, yyprefix);
yyp = yystpcpy (yyp, yytname[yyx]);
- yycount++;
+ yyprefix = " or ";
}
}
yyerror (yymsg);
YYSTACK_FREE (yymsg);
- }
- else
- yyerror ("parse error; also virtual memory exhausted");
- }
+ }
+ else
+ yyerror ("syntax error; also virtual memory exhausted");
+ }
else
#endif /* YYERROR_VERBOSE */
- yyerror ("parse error");
+ yyerror ("syntax error");
}
- goto yyerrlab1;
+ yylerrsp = yylsp;
-/*----------------------------------------------------.
-| yyerrlab1 -- error raised explicitly by an action. |
-`----------------------------------------------------*/
-yyerrlab1:
if (yyerrstatus == 3)
{
/* If just tried and failed to reuse lookahead token after an
/* Return failure if at end of input. */
if (yychar == YYEOF)
- YYABORT;
- YYDPRINTF ((stderr, "Discarding token %d (%s).\n",
- yychar, yytname[yychar1]));
+ {
+ /* Pop the error token. */
+ YYPOPSTACK;
+ /* Pop the rest of the stack. */
+ while (yyss < yyssp)
+ {
+ YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
+ yydestruct (yystos[*yyssp], yyvsp, yylsp);
+ YYPOPSTACK;
+ }
+ YYABORT;
+ }
+
+ YYDSYMPRINTF ("Error: discarding", yytoken, &yylval, &yylloc);
+ yydestruct (yytoken, &yylval, &yylloc);
yychar = YYEMPTY;
+ *++yylerrsp = yylloc;
}
/* Else will try to reuse lookahead token after shifting the error
token. */
+ goto yyerrlab1;
+
+/*----------------------------------------------------.
+| yyerrlab1 -- error raised explicitly by an action. |
+`----------------------------------------------------*/
+yyerrlab1:
yyerrstatus = 3; /* Each real token shifted decrements this. */
for (;;)
{
yyn = yypact[yystate];
- if (yyn != YYFLAG)
+ if (yyn != YYPACT_NINF)
{
yyn += YYTERROR;
if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
if (yyssp == yyss)
YYABORT;
-#if YYDEBUG
- if (yydebug)
- {
- if (yystos[yystate] < YYNTOKENS)
- {
- YYFPRINTF (stderr, "Error: popping token %d (%s",
- yytoknum[yystos[yystate]], yytname[yystos[yystate]]);
-# ifdef YYPRINT
- YYPRINT (stderr, yytoknum[yystos[yystate]], *yyvsp);
-# endif
- YYFPRINTF (stderr, ")\n");
- }
- else
- {
- YYFPRINTF (stderr, "Error: popping nonterminal (%s)\n",
- yytname[yystos[yystate]]);
- }
- }
-#endif
-
+ YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
+ yydestruct (yystos[yystate], yyvsp, yylsp);
yyvsp--;
yystate = *--yyssp;
-#if YYLSP_NEEDED
yylsp--;
-#endif
-
-#if YYDEBUG
- if (yydebug)
- {
- short *yyssp1 = yyss - 1;
- YYFPRINTF (stderr, "Error: state stack now");
- while (yyssp1 != yyssp)
- YYFPRINTF (stderr, " %d", *++yyssp1);
- YYFPRINTF (stderr, "\n");
- }
-#endif
+ YY_STACK_PRINT (yyss, yyssp);
}
if (yyn == YYFINAL)
YYDPRINTF ((stderr, "Shifting error token, "));
*++yyvsp = yylval;
-#if YYLSP_NEEDED
- *++yylsp = yylloc;
-#endif
+ YYLLOC_DEFAULT (yyloc, yylsp, (yylerrsp - yylsp));
+ *++yylsp = yyloc;
yystate = yyn;
goto yynewstate;
yyresult = 1;
goto yyreturn;
-/*---------------------------------------------.
-| yyoverflowab -- parser overflow comes here. |
-`---------------------------------------------*/
+#ifndef yyoverflow
+/*----------------------------------------------.
+| yyoverflowlab -- parser overflow comes here. |
+`----------------------------------------------*/
yyoverflowlab:
yyerror ("parser stack overflow");
yyresult = 2;
/* Fall through. */
+#endif
yyreturn:
#ifndef yyoverflow
return yyresult;
}
-#line 380 "parse-gram.y"
-/*------------------------------------------------------------------.
-| When debugging the parser, display tokens' locations and values. |
-`------------------------------------------------------------------*/
+#line 408 "parse-gram.y"
+
+
+
+/* Return the location of the left-hand side of a rule whose
+ right-hand side is RHS[1] ... RHS[N]. Ignore empty nonterminals in
+ the right-hand side, and return an empty location equal to the end
+ boundary of RHS[0] if the right-hand side is empty. */
+
+static YYLTYPE
+lloc_default (YYLTYPE const *rhs, int n)
+{
+ int i;
+ YYLTYPE loc;
+ loc.start = loc.end = rhs[n].end;
+
+ /* Ignore empty nonterminals the start of the the right-hand side.
+ Do not bother to ignore them at the end of the right-hand side,
+ since empty nonterminals have the same end as their predecessors. */
+ for (i = 1; i <= n; i++)
+ if (! equal_boundaries (rhs[i].start, rhs[i].end))
+ {
+ loc.start = rhs[i].start;
+ break;
+ }
+
+ return loc;
+}
+
+
+/* Add a lex-param or a parse-param (depending on TYPE) with
+ declaration DECL and location LOC. */
static void
-yyprint (FILE *file,
- const location_t *loc, int type, const yystype *value)
+add_param (char const *type, char *decl, location loc)
{
- fputs (" (", file);
- LOCATION_PRINT (file, *loc);
- fputs (")", file);
- switch (type)
+ static char const alphanum[] =
+ "0123456789"
+ "abcdefghijklmnopqrstuvwxyz"
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+ "_";
+ char const *alpha = alphanum + 10;
+ char const *name_start = NULL;
+ char *p;
+
+ for (p = decl; *p; p++)
+ if ((p == decl || ! strchr (alphanum, p[-1])) && strchr (alpha, p[0]))
+ name_start = p;
+
+ /* Strip the surrounding '{' and '}'. */
+ decl++;
+ p[-1] = '\0';
+
+ if (! name_start)
+ complain_at (loc, _("missing identifier in parameter declaration"));
+ else
{
- case CHARACTER:
- fprintf (file, " = '%s'", value->string);
- break;
+ char *name;
+ size_t name_len;
+
+ for (name_len = 1;
+ name_start[name_len] && strchr (alphanum, name_start[name_len]);
+ name_len++)
+ continue;
+
+ name = xmalloc (name_len + 1);
+ memcpy (name, name_start, name_len);
+ name[name_len] = '\0';
+ muscle_pair_list_grow (type, decl, name);
+ free (name);
+ }
+
+ scanner_last_string_free ();
+}
+
+/*----------------------------------------------------.
+| When debugging the parser, display tokens' values. |
+`----------------------------------------------------*/
+static void
+print_token_value (FILE *file, int type, YYSTYPE const *value)
+{
+ fputc (' ', file);
+ switch (type)
+ {
case ID:
fprintf (file, " = %s", value->symbol->tag);
break;
break;
case STRING:
- fprintf (file, " = \"%s\"", value->string);
+ fprintf (file, " = \"%s\"", value->chars);
break;
case TYPE:
- fprintf (file, " = <%s>", value->string);
+ fprintf (file, " = <%s>", value->uniqstr);
break;
case BRACED_CODE:
+ case PERCENT_DESTRUCTOR:
+ case PERCENT_LEX_PARAM:
+ case PERCENT_PARSE_PARAM:
+ case PERCENT_PRINTER:
+ case PERCENT_UNION:
case PROLOGUE:
case EPILOGUE:
- fprintf (file, " = {{ %s }}", value->string);
+ fprintf (file, " = {{ %s }}", value->chars);
+ break;
+
+ default:
+ fprintf (file, "unknown token type");
break;
}
}
-void
-gram_error (gram_control_t *control ATTRIBUTE_UNUSED,
- location_t *yylloc, const char *msg)
+static void
+gram_error (location const *loc, char const *msg)
+{
+ complain_at (*loc, "%s", msg);
+}
+
+char const *
+token_name (int type)
{
- LOCATION_PRINT (stderr, *yylloc);
- fprintf (stderr, ": %s\n", msg);
+ return yytname[type];
}
projects / bison.git / blobdiff