X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/62ddaef6a71b1fd80b0f286ae78541a86fd92d8e..a17187e56386747a9b4d9633c3d116c2087f2b8b:/src/parse-gram.c?ds=inline diff --git a/src/parse-gram.c b/src/parse-gram.c index 27596094..024da72a 100644 --- a/src/parse-gram.c +++ b/src/parse-gram.c @@ -1,12 +1,13 @@ -/* A Bison parser, made by GNU Bison 1.75b. */ +/* A Bison parser, made by GNU Bison 2.4.687-d4fc-dirty. */ -/* Skeleton parser for Yacc-like parsing with Bison, - Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002 Free Software Foundation, Inc. +/* Bison implementation for Yacc-like parsers in C - This program is free software; you can redistribute it and/or modify + Copyright (C) 1984, 1989-1990, 2000-2012 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 - the Free Software Foundation; either version 2, or (at your option) - any later version. + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of @@ -14,17 +15,23 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ + along with this program. If not, see . */ + +/* As a special exception, you may create a larger work that contains + part or all of the Bison parser skeleton and distribute that work + under terms of your choice, so long as that work isn't itself a + parser generator using the skeleton or a modified version thereof + as a parser skeleton. Alternatively, if you modify or redistribute + the parser skeleton itself, you may (at your option) remove this + special exception, which will cause the skeleton and the resulting + Bison output files to be licensed under the GNU General Public + License without this special exception. -/* As a special exception, when this file is copied by Bison into a - Bison output file, you may use that output file without restriction. - This special exception was added by the Free Software Foundation - in version 1.24 of Bison. */ + This special exception was added by the Free Software Foundation in + version 2.2 of Bison. */ -/* Written by Richard Stallman by simplifying the original so called - ``semantic'' parser. */ +/* C LALR(1) parser skeleton 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 @@ -36,25 +43,128 @@ /* Identify Bison output. */ #define YYBISON 1 +/* Bison version. */ +#define YYBISON_VERSION "2.4.687-d4fc-dirty" + /* Skeleton name. */ #define YYSKELETON_NAME "yacc.c" /* Pure parsers. */ #define YYPURE 1 +/* Push parsers. */ +#define YYPUSH 0 + +/* Pull parsers. */ +#define YYPULL 1 + /* Using locations. */ #define YYLSP_NEEDED 1 -/* If NAME_PREFIX is specified substitute the variables and functions - names. */ -#define yyparse gram_parse -#define yylex gram_lex -#define yyerror gram_error -#define yylval gram_lval -#define yychar gram_char -#define yydebug gram_debug -#define yynerrs gram_nerrs -#define yylloc gram_lloc +/* Substitute the variable and function names. */ +#define yyparse gram_parse +#define yylex gram_lex +#define yyerror gram_error +#define yylval gram_lval +#define yychar gram_char +#define yydebug gram_debug +#define yynerrs gram_nerrs +#define yylloc gram_lloc + +/* Copy the first part of user declarations. */ +/* Line 269 of yacc.c */ +#line 1 "src/parse-gram.y" +/* Bison Grammar Parser -*- C -*- + + Copyright (C) 2002-2012 Free Software Foundation, Inc. + + This file is part of Bison, the GNU Compiler Compiler. + + 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 + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +#include +#include "system.h" + +#include "complain.h" +#include "conflicts.h" +#include "files.h" +#include "getargs.h" +#include "gram.h" +#include "muscle-tab.h" +#include "named-ref.h" +#include "quotearg.h" +#include "reader.h" +#include "symlist.h" +#include "scan-gram.h" +#include "scan-code.h" + +#define YYLLOC_DEFAULT(Current, Rhs, N) (Current) = lloc_default (Rhs, N) +static YYLTYPE lloc_default (YYLTYPE const *, int); + +#define YY_LOCATION_PRINT(File, Loc) \ + location_print (File, Loc) + +static void version_check (location const *loc, char const *version); + +/* 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 (&yylloc, Msg) +static void gram_error (location const *, char const *); + +static char const *char_name (char); + +/* Line 269 of yacc.c */ +#line 131 "src/parse-gram.c" + +/* Enabling traces. */ +#ifndef YYDEBUG +# define YYDEBUG 1 +#endif + +/* Enabling verbose error messages. */ +#ifdef YYERROR_VERBOSE +# undef YYERROR_VERBOSE +# define YYERROR_VERBOSE 1 +#else +# define YYERROR_VERBOSE 1 +#endif + +/* Enabling the token table. */ +#ifndef YYTOKEN_TABLE +# define YYTOKEN_TABLE 0 +#endif + +/* "%code requires" blocks. */ +/* Line 289 of yacc.c */ +#line 220 "src/parse-gram.y" + +# ifndef PARAM_TYPE +# define PARAM_TYPE + typedef enum + { + param_none = 0, + param_lex = 1 << 0, + param_parse = 1 << 1, + param_both = param_lex | param_parse + } param_type; +# endif + + +/* Line 289 of yacc.c */ +#line 168 "src/parse-gram.c" /* Tokens. */ #ifndef YYTOKENTYPE @@ -70,45 +180,56 @@ PERCENT_TYPE = 262, PERCENT_DESTRUCTOR = 263, PERCENT_PRINTER = 264, - PERCENT_UNION = 265, - PERCENT_LEFT = 266, - PERCENT_RIGHT = 267, - PERCENT_NONASSOC = 268, + PERCENT_LEFT = 265, + PERCENT_RIGHT = 266, + PERCENT_NONASSOC = 267, + PERCENT_PRECEDENCE = 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_OUTPUT = 283, - PERCENT_PARSE_PARAM = 284, - PERCENT_PURE_PARSER = 285, - PERCENT_SKELETON = 286, - PERCENT_START = 287, - PERCENT_TOKEN_TABLE = 288, - PERCENT_VERBOSE = 289, - PERCENT_YACC = 290, - TYPE = 291, - EQUAL = 292, - SEMICOLON = 293, - COLON = 294, - COMMA = 295, - PIPE = 296, - ID = 297, - PERCENT_PERCENT = 298, - PROLOGUE = 299, - EPILOGUE = 300, - BRACED_CODE = 301 + PERCENT_CODE = 272, + PERCENT_DEFAULT_PREC = 273, + PERCENT_DEFINE = 274, + PERCENT_DEFINES = 275, + PERCENT_ERROR_VERBOSE = 276, + PERCENT_EXPECT = 277, + PERCENT_EXPECT_RR = 278, + PERCENT_FLAG = 279, + PERCENT_FILE_PREFIX = 280, + PERCENT_GLR_PARSER = 281, + PERCENT_INITIAL_ACTION = 282, + PERCENT_LANGUAGE = 283, + PERCENT_NAME_PREFIX = 284, + PERCENT_NO_DEFAULT_PREC = 285, + PERCENT_NO_LINES = 286, + PERCENT_NONDETERMINISTIC_PARSER = 287, + PERCENT_OUTPUT = 288, + PERCENT_REQUIRE = 289, + PERCENT_SKELETON = 290, + PERCENT_START = 291, + PERCENT_TOKEN_TABLE = 292, + PERCENT_VERBOSE = 293, + PERCENT_YACC = 294, + BRACED_CODE = 295, + BRACED_PREDICATE = 296, + BRACKETED_ID = 297, + CHAR = 298, + EPILOGUE = 299, + EQUAL = 300, + ID = 301, + ID_COLON = 302, + PERCENT_PERCENT = 303, + PIPE = 304, + PROLOGUE = 305, + SEMICOLON = 306, + TAG = 307, + TAG_ANY = 308, + TAG_NONE = 309, + PERCENT_PARAM = 310, + PERCENT_UNION = 311 }; #endif +/* Tokens. */ #define GRAM_EOF 0 #define STRING 258 #define INT 259 @@ -117,268 +238,373 @@ #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_LEFT 265 +#define PERCENT_RIGHT 266 +#define PERCENT_NONASSOC 267 +#define PERCENT_PRECEDENCE 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_OUTPUT 283 -#define PERCENT_PARSE_PARAM 284 -#define PERCENT_PURE_PARSER 285 -#define PERCENT_SKELETON 286 -#define PERCENT_START 287 -#define PERCENT_TOKEN_TABLE 288 -#define PERCENT_VERBOSE 289 -#define PERCENT_YACC 290 -#define TYPE 291 -#define EQUAL 292 -#define SEMICOLON 293 -#define COLON 294 -#define COMMA 295 -#define PIPE 296 -#define ID 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" - -#include "system.h" -#include "complain.h" -#include "muscle_tab.h" -#include "files.h" -#include "getargs.h" -#include "output.h" -#include "symlist.h" -#include "gram.h" -#include "reader.h" -#include "conflicts.h" - -/* Produce verbose parse 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) - -/* Request detailed parse error messages, and pass them to GRAM_ERROR. - FIXME: depends on the undocumented availability of YYLLOC.t */ -#undef yyerror -#define yyerror(Msg) \ - gram_error (&yylloc, Msg) - -#define YYPRINT(File, Type, Value) \ - yyprint (File, Type, &Value) -static void yyprint (FILE *file, int type, const yystype *value); +#define PERCENT_CODE 272 +#define PERCENT_DEFAULT_PREC 273 +#define PERCENT_DEFINE 274 +#define PERCENT_DEFINES 275 +#define PERCENT_ERROR_VERBOSE 276 +#define PERCENT_EXPECT 277 +#define PERCENT_EXPECT_RR 278 +#define PERCENT_FLAG 279 +#define PERCENT_FILE_PREFIX 280 +#define PERCENT_GLR_PARSER 281 +#define PERCENT_INITIAL_ACTION 282 +#define PERCENT_LANGUAGE 283 +#define PERCENT_NAME_PREFIX 284 +#define PERCENT_NO_DEFAULT_PREC 285 +#define PERCENT_NO_LINES 286 +#define PERCENT_NONDETERMINISTIC_PARSER 287 +#define PERCENT_OUTPUT 288 +#define PERCENT_REQUIRE 289 +#define PERCENT_SKELETON 290 +#define PERCENT_START 291 +#define PERCENT_TOKEN_TABLE 292 +#define PERCENT_VERBOSE 293 +#define PERCENT_YACC 294 +#define BRACED_CODE 295 +#define BRACED_PREDICATE 296 +#define BRACKETED_ID 297 +#define CHAR 298 +#define EPILOGUE 299 +#define EQUAL 300 +#define ID 301 +#define ID_COLON 302 +#define PERCENT_PERCENT 303 +#define PIPE 304 +#define PROLOGUE 305 +#define SEMICOLON 306 +#define TAG 307 +#define TAG_ANY 308 +#define TAG_NONE 309 +#define PERCENT_PARAM 310 +#define PERCENT_UNION 311 + + + + +#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED +typedef union YYSTYPE +{ +/* Line 294 of yacc.c */ +#line 106 "src/parse-gram.y" -symbol_class current_class = unknown_sym; -char *current_type = 0; -symbol_t *current_lhs; -location_t current_lhs_location; -assoc_t current_assoc; -int current_prec = 0; -braced_code_t current_braced_code = action_braced_code; + assoc assoc; + char *code; + char const *chars; + int integer; + named_ref *named_ref; + symbol *symbol; + symbol_list *list; + uniqstr uniqstr; + unsigned char character; +/* Line 294 of yacc.c */ +#line 244 "src/parse-gram.y" -/* Enabling traces. */ -#ifndef YYDEBUG -# define YYDEBUG 1 -#endif + param_type param; -/* Enabling verbose error messages. */ -#ifdef YYERROR_VERBOSE -# undef YYERROR_VERBOSE -# define YYERROR_VERBOSE 1 -#else -# define YYERROR_VERBOSE 0 -#endif -#ifndef YYSTYPE -#line 89 "parse-gram.y" -typedef union { - symbol_t *symbol; - symbol_list_t *list; - int integer; - char *string; - assoc_t assoc; -} yystype; -/* Line 212 of /tmp/prefix/share/bison/yacc.c. */ -#line 241 "parse-gram.c" -# define YYSTYPE yystype +/* Line 294 of yacc.c */ +#line 316 "src/parse-gram.c" +} YYSTYPE; # define YYSTYPE_IS_TRIVIAL 1 +# define yystype YYSTYPE /* obsolescent; will be withdrawn */ +# define YYSTYPE_IS_DECLARED 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 344 of yacc.c */ +#line 340 "src/parse-gram.c" +/* Unqualified %code blocks. */ +/* Line 345 of yacc.c */ +#line 55 "src/parse-gram.y" + + static int current_prec = 0; + static location current_lhs_location; + static named_ref *current_lhs_named_ref; + static symbol *current_lhs_symbol; + static symbol_class current_class = unknown_sym; + static uniqstr current_type = NULL; + + /** Set the new current left-hand side symbol, possibly common + * to several right-hand side parts of rule. + */ + static + void + current_lhs(symbol *sym, location loc, named_ref *ref) + { + current_lhs_symbol = sym; + current_lhs_location = loc; + /* In order to simplify memory management, named references for lhs + are always assigned by deep copy into the current symbol_list + node. This is because a single named-ref in the grammar may + result in several uses when the user factors lhs between several + rules using "|". Therefore free the parser's original copy. */ + free (current_lhs_named_ref); + current_lhs_named_ref = ref; + } + + #define YYTYPE_INT16 int_fast16_t + #define YYTYPE_INT8 int_fast8_t + #define YYTYPE_UINT16 uint_fast16_t + #define YYTYPE_UINT8 uint_fast8_t + +/* Line 345 of yacc.c */ +#line 233 "src/parse-gram.y" + + /** Add a lex-param and/or a parse-param. + * + * \param type where to push this formal argument. + * \param decl the formal argument. Destroyed. + * \param loc the location in the source. + */ + static void add_param (param_type type, char *decl, location loc); + static param_type current_param = param_none; + + +/* Line 345 of yacc.c */ +#line 389 "src/parse-gram.c" + +#ifdef short +# undef short +#endif + +#ifdef YYTYPE_UINT8 +typedef YYTYPE_UINT8 yytype_uint8; +#else +typedef unsigned char yytype_uint8; +#endif -/* Line 232 of /tmp/prefix/share/bison/yacc.c. */ -#line 262 "parse-gram.c" +#ifdef YYTYPE_INT8 +typedef YYTYPE_INT8 yytype_int8; +#elif (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +typedef signed char yytype_int8; +#else +typedef short int yytype_int8; +#endif -#if ! defined (yyoverflow) || YYERROR_VERBOSE +#ifdef YYTYPE_UINT16 +typedef YYTYPE_UINT16 yytype_uint16; +#else +typedef unsigned short int yytype_uint16; +#endif -/* The parser invokes alloca or malloc; define the necessary symbols. */ +#ifdef YYTYPE_INT16 +typedef YYTYPE_INT16 yytype_int16; +#else +typedef short int yytype_int16; +#endif -# if YYSTACK_USE_ALLOCA -# define YYSTACK_ALLOC alloca +#ifndef YYSIZE_T +# ifdef __SIZE_TYPE__ +# define YYSIZE_T __SIZE_TYPE__ +# elif defined size_t +# define YYSIZE_T size_t +# elif ! defined YYSIZE_T && (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +# include /* INFRINGES ON USER NAME SPACE */ +# define YYSIZE_T size_t # else -# ifndef YYSTACK_USE_ALLOCA -# if defined (alloca) || defined (_ALLOCA_H) -# define YYSTACK_ALLOC alloca -# else -# ifdef __GNUC__ -# define YYSTACK_ALLOC __builtin_alloca -# endif -# endif +# define YYSIZE_T unsigned int +# endif +#endif + +#define YYSIZE_MAXIMUM ((YYSIZE_T) -1) + +#ifndef YY_ +# if defined YYENABLE_NLS && YYENABLE_NLS +# if ENABLE_NLS +# include /* INFRINGES ON USER NAME SPACE */ +# define YY_(msgid) dgettext ("bison-runtime", msgid) # endif # endif +# ifndef YY_ +# define YY_(msgid) msgid +# endif +#endif + +/* Suppress unused-variable warnings by "using" E. */ +#if ! defined lint || defined __GNUC__ +# define YYUSE(e) ((void) (e)) +#else +# define YYUSE(e) /* empty */ +#endif + +/* Identity function, used to suppress warnings about constant conditions. */ +#ifndef lint +# define YYID(n) (n) +#else +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static int +YYID (int yyi) +#else +static int +YYID (yyi) + int yyi; +#endif +{ + return yyi; +} +#endif + +#if 1 + +/* The parser invokes alloca or malloc; define the necessary symbols. */ # ifdef YYSTACK_ALLOC - /* Pacify GCC's `empty if-body' warning. */ -# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0) + /* Pacify GCC's `empty if-body' warning. */ +# define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0)) +# ifndef YYSTACK_ALLOC_MAXIMUM + /* The OS might guarantee only one guard page at the bottom of the stack, + and a page size can be as small as 4096 bytes. So we cannot safely + invoke alloca (N) if N exceeds 4096. Use a slightly smaller number + to allow for a few compiler-allocated temporary stack slots. */ +# define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */ +# endif # else -# if defined (__STDC__) || defined (__cplusplus) +# define YYSTACK_ALLOC YYMALLOC +# define YYSTACK_FREE YYFREE +# ifndef YYSTACK_ALLOC_MAXIMUM +# define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM +# endif +# if (defined __cplusplus && ! defined EXIT_SUCCESS \ + && ! ((defined YYMALLOC || defined malloc) \ + && (defined YYFREE || defined free))) # include /* INFRINGES ON USER NAME SPACE */ -# define YYSIZE_T size_t +# ifndef EXIT_SUCCESS +# define EXIT_SUCCESS 0 +# endif +# endif +# ifndef YYMALLOC +# define YYMALLOC malloc +# if ! defined malloc && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */ +# endif +# endif +# ifndef YYFREE +# define YYFREE free +# if ! defined free && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +void free (void *); /* INFRINGES ON USER NAME SPACE */ +# endif # endif -# define YYSTACK_ALLOC malloc -# define YYSTACK_FREE free # endif -#endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */ +# define YYCOPY_NEEDED 1 +#endif -#if (! defined (yyoverflow) \ - && (! defined (__cplusplus) \ - || (YYLTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL))) +#if (! defined yyoverflow \ + && (! defined __cplusplus \ + || (defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL \ + && defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL))) /* A type that is properly aligned for any stack member. */ union yyalloc { - short yyss; - YYSTYPE yyvs; - YYLTYPE yyls; + yytype_int16 yyss_alloc; + YYSTYPE yyvs_alloc; + YYLTYPE yyls_alloc; }; /* 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. */ # define YYSTACK_BYTES(N) \ - ((N) * (sizeof (short) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \ - + 2 * YYSTACK_GAP_MAX) + ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \ + + 2 * YYSTACK_GAP_MAXIMUM) -/* Copy COUNT objects from FROM to TO. The source and destination do - not overlap. */ -# ifndef YYCOPY -# if 1 < __GNUC__ -# define YYCOPY(To, From, Count) \ - __builtin_memcpy (To, From, (Count) * sizeof (*(From))) -# else -# define YYCOPY(To, From, Count) \ - do \ - { \ - register YYSIZE_T yyi; \ - for (yyi = 0; yyi < (Count); yyi++) \ - (To)[yyi] = (From)[yyi]; \ - } \ - while (0) -# endif -# endif +# define YYCOPY_NEEDED 1 /* Relocate STACK from its old location to the new one. The local variables YYSIZE and YYSTACKSIZE give the old and new number of elements in the stack, and YYPTR gives the new location of the stack. Advance YYPTR to a properly aligned location for the next stack. */ -# define YYSTACK_RELOCATE(Stack) \ - do \ - { \ - YYSIZE_T yynewbytes; \ - YYCOPY (&yyptr->Stack, Stack, yysize); \ - Stack = &yyptr->Stack; \ - yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAX; \ - yyptr += yynewbytes / sizeof (*yyptr); \ - } \ - while (0) +# define YYSTACK_RELOCATE(Stack_alloc, Stack) \ + do \ + { \ + YYSIZE_T yynewbytes; \ + YYCOPY (&yyptr->Stack_alloc, Stack, yysize); \ + Stack = &yyptr->Stack_alloc; \ + yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \ + yyptr += yynewbytes / sizeof (*yyptr); \ + } \ + while (YYID (0)) #endif -#if defined (__STDC__) || defined (__cplusplus) - typedef signed char yysigned_char; -#else - typedef short yysigned_char; -#endif +#if defined YYCOPY_NEEDED && YYCOPY_NEEDED +/* Copy COUNT objects from SRC to DST. The source and destination do + not overlap. */ +# ifndef YYCOPY +# if defined __GNUC__ && 1 < __GNUC__ +# define YYCOPY(Dst, Src, Count) \ + __builtin_memcpy (Dst, Src, (Count) * sizeof (*(Src))) +# else +# define YYCOPY(Dst, Src, Count) \ + do \ + { \ + YYSIZE_T yyi; \ + for (yyi = 0; yyi < (Count); yyi++) \ + (Dst)[yyi] = (Src)[yyi]; \ + } \ + while (YYID (0)) +# endif +# endif +#endif /* !YYCOPY_NEEDED */ -/* YYFINAL -- State number of the termination state. */ +/* YYFINAL -- State number of the termination state. */ #define YYFINAL 3 /* YYLAST -- Last index in YYTABLE. */ -#define YYLAST 125 - -/* YYNTOKENS -- Number of terminals. */ -#define YYNTOKENS 47 -/* YYNNTS -- Number of nonterminals. */ -#define YYNNTS 28 -/* YYNRULES -- Number of rules. */ -#define YYNRULES 76 -/* YYNRULES -- Number of states. */ -#define YYNSTATES 115 - -/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */ +#define YYLAST 163 + +/* YYNTOKENS -- Number of terminals. */ +#define YYNTOKENS 57 +/* YYNNTS -- Number of nonterminals. */ +#define YYNNTS 36 +/* YYNRULES -- Number of rules. */ +#define YYNRULES 110 +/* YYNSTATES -- Number of states. */ +#define YYNSTATES 149 + +/* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned + by yylex, with out-of-bounds checking. */ #define YYUNDEFTOK 2 -#define YYMAXUTOK 301 +#define YYMAXUTOK 311 -#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[] = +/* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM + as returned by yylex, without out-of-bounds checking. */ +static const yytype_uint8 yytranslate[] = { 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, @@ -410,303 +636,337 @@ static const unsigned char yytranslate[] = 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, 40, 41, 42, 43, 44, - 45, 46 + 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, + 55, 56 }; #if YYDEBUG -/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in - YYRHS. */ -static const unsigned char yyprhs[] = -{ - 0, 0, 3, 8, 9, 13, 15, 17, 19, 23, - 25, 27, 30, 34, 36, 41, 43, 47, 49, 53, - 58, 60, 63, 65, 67, 69, 71, 73, 76, 79, - 80, 85, 86, 91, 92, 96, 97, 101, 105, 109, - 111, 113, 115, 116, 118, 120, 123, 125, 127, 130, - 133, 137, 139, 142, 144, 147, 149, 152, 155, 156, - 162, 164, 168, 169, 172, 175, 179, 183, 187, 189, - 191, 193, 195, 197, 198, 201, 202 -}; - -/* YYRHS -- A `-1'-separated list of the rules' RHS. */ -static const yysigned_char yyrhs[] = + /* YYRLINEYYN -- Source line where rule number YYN was defined. */ +static const yytype_uint16 yyrline[] = { - 48, 0, -1, 49, 43, 63, 73, -1, -1, 49, - 50, 74, -1, 51, -1, 44, -1, 17, -1, 18, - 72, 72, -1, 19, -1, 20, -1, 21, 4, -1, - 22, 37, 72, -1, 23, -1, 24, 72, 40, 72, - -1, 25, -1, 26, 37, 72, -1, 27, -1, 28, - 37, 72, -1, 29, 72, 40, 72, -1, 30, -1, - 31, 72, -1, 33, -1, 34, -1, 35, -1, 57, - -1, 54, -1, 32, 69, -1, 10, 46, -1, -1, - 8, 52, 46, 60, -1, -1, 9, 53, 46, 60, - -1, -1, 6, 55, 62, -1, -1, 5, 56, 62, - -1, 7, 36, 60, -1, 58, 59, 60, -1, 11, - -1, 12, -1, 13, -1, -1, 36, -1, 69, -1, - 60, 69, -1, 36, -1, 42, -1, 42, 4, -1, - 42, 71, -1, 42, 4, 71, -1, 61, -1, 62, - 61, -1, 64, -1, 63, 64, -1, 65, -1, 51, - 38, -1, 1, 38, -1, -1, 42, 39, 66, 67, - 38, -1, 68, -1, 67, 41, 68, -1, -1, 68, - 69, -1, 68, 70, -1, 68, 14, 69, -1, 68, - 15, 4, -1, 68, 16, 36, -1, 42, -1, 71, - -1, 46, -1, 3, -1, 3, -1, -1, 43, 45, - -1, -1, 38, -1 -}; - -/* YYRLINE[YYN] -- source line where rule number YYN was defined. */ -static const unsigned short yyrline[] = -{ - 0, 167, 167, 180, 182, 185, 187, 188, 189, 190, - 191, 192, 193, 194, 195, 197, 198, 199, 200, 201, - 203, 204, 205, 206, 207, 210, 212, 213, 217, 224, - 223, 234, 233, 246, 245, 251, 251, 256, 265, 280, - 282, 283, 286, 288, 293, 295, 299, 304, 309, 315, - 321, 331, 334, 343, 345, 351, 353, 358, 365, 364, - 369, 371, 374, 377, 379, 381, 383, 385, 389, 391, - 394, 400, 409, 417, 422, 428, 430 + 0, 269, 269, 277, 279, 283, 284, 294, 298, 303, + 304, 309, 314, 315, 316, 317, 318, 323, 332, 333, + 334, 335, 336, 337, 338, 339, 339, 340, 341, 365, + 366, 367, 368, 372, 373, 382, 383, 384, 388, 395, + 402, 406, 410, 417, 432, 433, 437, 449, 449, 454, + 454, 459, 470, 485, 486, 487, 488, 492, 493, 498, + 500, 505, 506, 511, 513, 518, 519, 523, 524, 525, + 526, 531, 536, 541, 547, 553, 564, 565, 574, 575, + 581, 582, 583, 590, 590, 598, 599, 600, 605, 607, + 609, 611, 613, 615, 617, 622, 624, 634, 635, 640, + 641, 642, 651, 671, 673, 682, 687, 688, 693, 700, + 702 }; #endif -#if YYDEBUG || YYERROR_VERBOSE -/* YYTNME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM. - First, the terminals, then, starting at YYNTOKENS, nonterminals. */ +#if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE +/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM. + First, the terminals, then, starting at YYNTOKENS, nonterminals. */ static const char *const yytname[] = { - "\"end of file\"", "error", "$undefined", "\"string\"", "\"integer\"", - "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%destructor\"", - "\"%printer\"", "\"%union\"", "\"%left\"", "\"%right\"", - "\"%nonassoc\"", "\"%prec\"", "\"%dprec\"", "\"%merge\"", "\"%debug\"", - "\"%define\"", "\"%defines\"", "\"%error-verbose\"", "\"%expect\"", - "\"%file-prefix\"", "\"%glr-parser\"", "\"%lex-param\"", - "\"%locations\"", "\"%name-prefix\"", "\"%no-lines\"", "\"%output\"", - "\"%parse-param\"", "\"%pure-parser\"", "\"%skeleton\"", "\"%start\"", - "\"%token-table\"", "\"%verbose\"", "\"%yacc\"", "\"type\"", "\"=\"", - "\";\"", "\":\"", "\",\"", "\"|\"", "\"identifier\"", "\"%%\"", - "\"%{...%}\"", "\"epilogue\"", "\"{...}\"", "$accept", "input", - "declarations", "declaration", "grammar_declaration", "@1", "@2", - "symbol_declaration", "@3", "@4", "precedence_declaration", - "precedence_declarator", "type.opt", "symbols.1", "symbol_def", - "symbol_defs.1", "grammar", "rules_or_grammar_declaration", "rules", - "@5", "rhses.1", "rhs", "symbol", "action", "string_as_id", - "string_content", "epilogue.opt", "semi_colon.opt", 0 + "\"end of file\"", "error", "$undefined", "\"string\"", "\"integer\"", + "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%destructor\"", + "\"%printer\"", "\"%left\"", "\"%right\"", "\"%nonassoc\"", + "\"%precedence\"", "\"%prec\"", "\"%dprec\"", "\"%merge\"", "\"%code\"", + "\"%default-prec\"", "\"%define\"", "\"%defines\"", "\"%error-verbose\"", + "\"%expect\"", "\"%expect-rr\"", "\"%\"", "\"%file-prefix\"", + "\"%glr-parser\"", "\"%initial-action\"", "\"%language\"", + "\"%name-prefix\"", "\"%no-default-prec\"", "\"%no-lines\"", + "\"%nondeterministic-parser\"", "\"%output\"", "\"%require\"", + "\"%skeleton\"", "\"%start\"", "\"%token-table\"", "\"%verbose\"", + "\"%yacc\"", "\"{...}\"", "\"%?{...}\"", "\"[identifier]\"", "\"char\"", + "\"epilogue\"", "\"=\"", "\"identifier\"", "\"identifier:\"", "\"%%\"", + "\"|\"", "\"%{...%}\"", "\";\"", "\"\"", "\"<*>\"", "\"<>\"", + "\"%param\"", "\"%union\"", "$accept", "input", "prologue_declarations", + "prologue_declaration", "$@1", "params", "grammar_declaration", + "union_name", "symbol_declaration", "$@2", "$@3", + "precedence_declaration", "precedence_declarator", "tag.opt", + "symbols.prec", "symbol.prec", "symbols.1", "generic_symlist", + "generic_symlist_item", "symbol_def", "symbol_defs.1", "grammar", + "rules_or_grammar_declaration", "rules", "$@4", "rhses.1", "rhs", + "named_ref.opt", "variable", "content.opt", "braceless", "id", + "id_colon", "symbol", "string_as_id", "epilogue.opt", 0 }; #endif # ifdef YYPRINT -/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to - token YYLEX-NUM. */ -static const unsigned short yytoknum[] = +/* YYTOKNUM[NUM] -- (External) token number corresponding to the + (internal) symbol number NUM (which must be that of a token). */ +static const yytype_uint16 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, - 295, 296, 297, 298, 299, 300, 301 + 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, + 305, 306, 307, 308, 309, 310, 311 }; # endif -/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */ -static const unsigned char yyr1[] = +#define YYPACT_NINF -50 + +#define yypact_value_is_default(yystate) \ + ((yystate) == (-50)) + +#define YYTABLE_NINF -110 + +#define yytable_value_is_error(yytable_value) \ + YYID (0) + + /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing + STATE-NUM. */ +static const yytype_int16 yypact[] = { - 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, 51, 51, 51, 51, 52, - 51, 53, 51, 55, 54, 56, 54, 54, 57, 58, - 58, 58, 59, 59, 60, 60, 61, 61, 61, 61, - 61, 62, 62, 63, 63, 64, 64, 64, 66, 65, - 67, 67, 68, 68, 68, 68, 68, 68, 69, 69, - 70, 71, 72, 73, 73, 74, 74 + -50, 4, 107, -50, -50, -50, -20, 3, 11, -50, + -50, -50, -50, 14, -50, 12, 68, -50, 72, 73, + -50, 0, -50, 45, 86, 2, -50, -50, -50, 17, + 95, 96, 32, -50, -50, -50, 16, -50, -50, -50, + 54, -50, -50, -50, -50, 49, -2, -2, 32, 27, + 27, -50, 63, -50, -50, -50, 37, -50, -50, -50, + -50, 101, -50, -50, -50, 103, -50, 104, -50, -50, + -50, -50, -50, -50, -50, -50, 57, -50, 58, 1, + -50, -50, 79, 70, -50, 63, -50, 32, -50, -50, + -2, 64, -2, 32, -50, -50, -50, -50, 27, -50, + -50, 27, -50, -50, -50, -50, -50, -50, -50, -50, + -50, 78, -50, -50, -50, -50, -50, 83, -50, 32, + -50, 143, -50, 145, -50, -50, -50, -50, -50, -50, + -50, -50, -50, 43, 50, -50, -50, 32, 146, 97, + 79, -50, 79, 50, -50, -50, -50, -50, -50 }; -/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */ -static const unsigned char yyr2[] = + /* YYDEFACT[S] -- default reduction number in state S. Performed when + YYTABLE does not specify something else to do. Zero means the default + is an error. */ +static const yytype_uint8 yydefact[] = { - 0, 2, 4, 0, 3, 1, 1, 1, 3, 1, - 1, 2, 3, 1, 4, 1, 3, 1, 3, 4, - 1, 2, 1, 1, 1, 1, 1, 2, 2, 0, - 4, 0, 4, 0, 3, 0, 3, 3, 3, 1, - 1, 1, 0, 1, 1, 2, 1, 1, 2, 2, - 3, 1, 2, 1, 2, 1, 2, 2, 0, 5, - 1, 3, 0, 2, 2, 3, 3, 3, 1, 1, - 1, 1, 1, 0, 2, 0, 1 + 3, 0, 0, 1, 49, 47, 0, 0, 0, 53, + 54, 55, 56, 0, 40, 0, 9, 11, 0, 0, + 7, 0, 16, 0, 0, 0, 41, 21, 22, 0, + 0, 0, 0, 29, 30, 31, 0, 6, 32, 25, + 44, 4, 5, 36, 35, 57, 0, 0, 0, 0, + 0, 102, 0, 42, 98, 97, 99, 10, 12, 13, + 14, 0, 17, 18, 19, 0, 23, 0, 27, 28, + 108, 104, 103, 106, 37, 107, 0, 105, 0, 0, + 78, 80, 95, 0, 45, 0, 58, 0, 71, 76, + 50, 72, 48, 51, 63, 68, 69, 70, 38, 65, + 67, 39, 43, 101, 100, 8, 15, 20, 24, 82, + 81, 0, 79, 2, 96, 83, 34, 26, 46, 52, + 59, 61, 77, 73, 74, 64, 66, 110, 88, 33, + 60, 62, 75, 84, 85, 88, 87, 0, 0, 0, + 95, 91, 95, 86, 92, 93, 94, 90, 89 }; -/* 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 unsigned char yydefact[] = + /* YYPGOTO[NTERM-NUM]. */ +static const yytype_int16 yypgoto[] = { - 3, 0, 0, 1, 35, 33, 0, 29, 31, 0, - 39, 40, 41, 7, 0, 9, 10, 0, 0, 13, - 0, 15, 0, 17, 0, 0, 20, 0, 0, 22, - 23, 24, 0, 6, 75, 5, 26, 25, 42, 0, - 0, 0, 0, 0, 28, 72, 0, 11, 0, 0, - 0, 0, 0, 21, 71, 68, 27, 69, 0, 0, - 0, 0, 53, 55, 76, 4, 43, 0, 46, 47, - 51, 36, 34, 37, 44, 0, 0, 8, 12, 0, - 16, 18, 0, 57, 58, 56, 0, 54, 2, 38, - 48, 49, 52, 45, 30, 32, 14, 19, 62, 74, - 50, 0, 60, 59, 62, 0, 0, 0, 70, 63, - 64, 61, 65, 66, 67 + -50, -50, -50, -50, -50, -50, 149, -50, -50, -50, + -50, -50, -50, -50, -50, 33, -50, 106, -42, -4, + 112, -50, 74, -50, -50, -50, 19, -45, -50, -50, + -16, -8, -50, -32, -49, -50 }; -/* YYDEFGOTO[NTERM-NUM]. */ -static const yysigned_char yydefgoto[] = + /* YYDEFGOTO[NTERM-NUM]. */ +static const yytype_int16 yydefgoto[] = { - -1, 1, 2, 34, 60, 42, 43, 36, 40, 39, - 37, 38, 67, 73, 70, 71, 61, 62, 63, 98, - 101, 102, 74, 110, 57, 46, 88, 65 + -1, 1, 2, 41, 83, 117, 78, 85, 43, 47, + 46, 44, 45, 87, 119, 120, 93, 98, 99, 89, + 90, 79, 80, 81, 128, 133, 134, 115, 56, 105, + 53, 73, 82, 100, 75, 113 }; -/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing - STATE-NUM. */ -#define YYPACT_NINF -67 -static const yysigned_char yypact[] = + /* 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 YYTABLE_NINF, syntax error. */ +static const yytype_int16 yytable[] = { - -67, 7, 81, -67, -67, -67, -13, -67, -67, -16, - -67, -67, -67, -67, 32, -67, -67, 36, 20, -67, - 32, -67, 21, -67, 22, 32, -67, 32, -1, -67, - -67, -67, 43, -67, 24, -67, -67, -67, 28, -14, - -14, -1, 25, 26, -67, -67, 32, -67, 32, 30, - 32, 32, 33, -67, -67, -67, -67, -67, 38, 29, - 40, 4, -67, -67, -67, -67, -67, -1, -67, 16, - -67, -14, -14, -1, -67, -1, -1, -67, -67, 32, - -67, -67, 32, -67, -67, -67, 34, -67, -67, -1, - 77, -67, -67, -67, -1, -1, -67, -67, -67, -67, - -67, -20, 23, -67, -67, -1, 78, 45, -67, -67, - -67, 23, -67, -67, -67 + 74, -109, 76, 60, 3, 64, 4, 5, 6, 7, + 8, 9, 10, 11, 12, 54, 94, 76, 13, 14, + 66, 4, 5, 6, 7, 8, 9, 10, 11, 12, + 70, 26, 48, 13, 14, 70, 102, 32, 91, 91, + 103, 71, 124, 49, 72, 61, 26, 65, 77, 111, + 88, 50, 32, 70, 51, 121, 126, 40, 55, 126, + 52, 125, 67, 77, 137, 138, 139, 70, 123, 118, + 71, 57, 40, 72, 132, 71, 58, 59, 72, 95, + 96, 97, 91, 104, 91, 62, 122, 121, 122, 63, + 140, 141, 135, 71, 136, 147, 72, 148, 68, 69, + 84, 86, 142, 51, 106, 144, 107, 108, 109, 110, + 116, 142, 4, 5, 6, 7, 8, 9, 10, 11, + 12, 114, 127, 129, 13, 14, 15, 16, 17, 18, + 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, + 29, 30, 31, 32, 33, 34, 35, 131, 70, 146, + 145, 42, 130, 112, 143, 36, 101, 37, 38, 92, + 0, 0, 39, 40 }; -/* YYPGOTO[NTERM-NUM]. */ -static const yysigned_char yypgoto[] = +static const yytype_int16 yycheck[] = { - -67, -67, -67, -67, 82, -67, -67, -67, -67, -67, - -67, -67, -67, -42, -29, 55, -67, 35, -67, -67, - -67, -7, -28, -67, -66, -19, -67, -67 + 32, 0, 1, 3, 0, 3, 5, 6, 7, 8, + 9, 10, 11, 12, 13, 3, 48, 1, 17, 18, + 3, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 3, 30, 52, 17, 18, 3, 52, 36, 46, 47, + 3, 43, 91, 40, 46, 45, 30, 45, 47, 48, + 52, 40, 36, 3, 40, 87, 98, 56, 46, 101, + 46, 93, 45, 47, 14, 15, 16, 3, 4, 85, + 43, 3, 56, 46, 123, 43, 4, 4, 46, 52, + 53, 54, 90, 46, 92, 40, 90, 119, 92, 3, + 40, 41, 49, 43, 51, 140, 46, 142, 3, 3, + 46, 52, 134, 40, 3, 137, 3, 3, 51, 51, + 40, 143, 5, 6, 7, 8, 9, 10, 11, 12, + 13, 42, 44, 40, 17, 18, 19, 20, 21, 22, + 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, + 33, 34, 35, 36, 37, 38, 39, 4, 3, 52, + 4, 2, 119, 79, 135, 48, 50, 50, 51, 47, + -1, -1, 55, 56 }; -/* 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. - If YYTABLE_NINF, parse error. */ -#define YYTABLE_NINF -74 -static const yysigned_char yytable[] = + /* STOS_[STATE-NUM] -- The (internal number of the) accessing + symbol of state STATE-NUM. */ +static const yytype_uint8 yystos[] = { - 56, 49, 54, 91, -73, 58, 52, 3, 53, 4, - 5, 6, 7, 8, 9, 10, 11, 12, 103, 54, - 90, 104, 68, 41, 100, 89, 54, 77, 69, 78, - 44, 80, 81, 94, 95, 45, 28, 105, 106, 107, - 47, 55, 92, 92, 58, 93, 59, 86, 4, 5, - 6, 7, 8, 9, 10, 11, 12, 48, 50, 51, - 96, 93, 64, 97, 66, 55, 93, 93, 84, 108, - 79, 75, 76, 82, 109, 28, 83, 112, 85, 99, - 54, 114, 113, 109, 35, 59, 4, 5, 6, 7, - 8, 9, 10, 11, 12, 72, 87, 111, 13, 14, - 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, - 25, 26, 27, 28, 29, 30, 31, 0, 0, 0, - 0, 0, 0, 0, 32, 33 + 0, 58, 59, 0, 5, 6, 7, 8, 9, 10, + 11, 12, 13, 17, 18, 19, 20, 21, 22, 23, + 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, + 34, 35, 36, 37, 38, 39, 48, 50, 51, 55, + 56, 60, 63, 65, 68, 69, 67, 66, 52, 40, + 40, 40, 46, 87, 3, 46, 85, 3, 4, 4, + 3, 45, 40, 3, 3, 45, 3, 45, 3, 3, + 3, 43, 46, 88, 90, 91, 1, 47, 63, 78, + 79, 80, 89, 61, 46, 64, 52, 70, 52, 76, + 77, 88, 77, 73, 90, 52, 53, 54, 74, 75, + 90, 74, 87, 3, 46, 86, 3, 3, 3, 51, + 51, 48, 79, 92, 42, 84, 40, 62, 87, 71, + 72, 90, 76, 4, 91, 90, 75, 44, 81, 40, + 72, 4, 91, 82, 83, 49, 51, 14, 15, 16, + 40, 41, 90, 83, 90, 4, 52, 84, 84 }; -static const yysigned_char yycheck[] = + /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */ +static const yytype_uint8 yyr1[] = { - 28, 20, 3, 69, 0, 1, 25, 0, 27, 5, - 6, 7, 8, 9, 10, 11, 12, 13, 38, 3, - 4, 41, 36, 36, 90, 67, 3, 46, 42, 48, - 46, 50, 51, 75, 76, 3, 32, 14, 15, 16, - 4, 42, 71, 72, 1, 73, 42, 43, 5, 6, - 7, 8, 9, 10, 11, 12, 13, 37, 37, 37, - 79, 89, 38, 82, 36, 42, 94, 95, 39, 46, - 40, 46, 46, 40, 102, 32, 38, 105, 38, 45, - 3, 36, 4, 111, 2, 42, 5, 6, 7, 8, - 9, 10, 11, 12, 13, 40, 61, 104, 17, 18, - 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, - 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, - -1, -1, -1, -1, 43, 44 + 0, 57, 58, 59, 59, 60, 60, 60, 60, 60, + 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, + 60, 60, 60, 60, 60, 61, 60, 60, 60, 60, + 60, 60, 60, 62, 62, 63, 63, 63, 63, 63, + 63, 63, 63, 63, 64, 64, 63, 66, 65, 67, + 65, 65, 68, 69, 69, 69, 69, 70, 70, 71, + 71, 72, 72, 73, 73, 74, 74, 75, 75, 75, + 75, 76, 76, 76, 76, 76, 77, 77, 78, 78, + 79, 79, 79, 81, 80, 82, 82, 82, 83, 83, + 83, 83, 83, 83, 83, 84, 84, 85, 85, 86, + 86, 86, 87, 88, 88, 89, 90, 90, 91, 92, + 92 }; -/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing - symbol of state STATE-NUM. */ -static const unsigned char yystos[] = + /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */ +static const yytype_uint8 yyr2[] = { - 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, 43, 44, 50, 51, 54, 57, 58, 56, - 55, 36, 52, 53, 46, 3, 72, 4, 37, 72, - 37, 37, 72, 72, 3, 42, 69, 71, 1, 42, - 51, 63, 64, 65, 38, 74, 36, 59, 36, 42, - 61, 62, 62, 60, 69, 46, 46, 72, 72, 40, - 72, 72, 40, 38, 39, 38, 43, 64, 73, 60, - 4, 71, 61, 69, 60, 60, 72, 72, 66, 45, - 71, 67, 68, 38, 41, 14, 15, 16, 46, 69, - 70, 68, 69, 4, 36 + 0, 2, 4, 0, 2, 1, 1, 1, 3, 1, + 2, 1, 2, 2, 2, 3, 1, 2, 2, 2, + 3, 1, 1, 2, 3, 0, 3, 2, 2, 1, + 1, 1, 1, 2, 1, 1, 1, 2, 3, 3, + 1, 1, 2, 3, 0, 1, 3, 0, 3, 0, + 3, 3, 3, 1, 1, 1, 1, 0, 1, 1, + 2, 1, 2, 1, 2, 1, 2, 1, 1, 1, + 1, 1, 1, 2, 2, 3, 1, 2, 1, 2, + 1, 2, 2, 0, 4, 1, 3, 2, 0, 3, + 3, 2, 3, 3, 3, 0, 1, 1, 1, 0, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, + 2 }; -#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__) -# define YYSIZE_T __SIZE_TYPE__ -#endif -#if ! defined (YYSIZE_T) && defined (size_t) -# define YYSIZE_T size_t -#endif -#if ! defined (YYSIZE_T) -# if defined (__STDC__) || defined (__cplusplus) -# include /* INFRINGES ON USER NAME SPACE */ -# define YYSIZE_T size_t -# endif -#endif -#if ! defined (YYSIZE_T) -# define YYSIZE_T unsigned int -#endif -#define yyerrok (yyerrstatus = 0) -#define yyclearin (yychar = YYEMPTY) -#define YYEMPTY -2 -#define YYEOF 0 +#define yyerrok (yyerrstatus = 0) +#define yyclearin (yychar = YYEMPTY) +#define YYEMPTY (-2) +#define YYEOF 0 + +#define YYACCEPT goto yyacceptlab +#define YYABORT goto yyabortlab +#define YYERROR goto yyerrorlab -#define YYACCEPT goto yyacceptlab -#define YYABORT goto yyabortlab -#define YYERROR goto yyerrlab1 /* Like YYERROR except do call yyerror. This remains here temporarily to ease the transition to the new meaning of YYERROR, for GCC. - Once GCC version 2 has supplanted version 1, this can go. */ - -#define YYFAIL goto yyerrlab + Once GCC version 2 has supplanted version 1, this can go. However, + YYFAIL appears to be in use. Nevertheless, it is formally deprecated + in Bison 2.4.2's NEWS entry, where a plan to phase it out is + discussed. */ + +#define YYFAIL goto yyerrlab +#if defined YYFAIL + /* This is here to suppress warnings from the GCC cpp's + -Wunused-macros. Normally we don't worry about that warning, but + some users do, and we want to make it easy for users to remove + YYFAIL uses, which will produce warnings from Bison 2.5. */ +#endif #define YYRECOVERING() (!!yyerrstatus) -#define YYBACKUP(Token, Value) \ -do \ - if (yychar == YYEMPTY && yylen == 1) \ - { \ - yychar = (Token); \ - yylval = (Value); \ - yychar1 = YYTRANSLATE (yychar); \ - YYPOPSTACK; \ - goto yybackup; \ - } \ - else \ - { \ - yyerror ("syntax error: cannot back up"); \ - YYERROR; \ - } \ -while (0) - -#define YYTERROR 1 -#define YYERRCODE 256 - -/* YYLLOC_DEFAULT -- Compute the default location (before the actions - are run). */ - +#define YYBACKUP(Token, Value) \ +do \ + if (yychar == YYEMPTY) \ + { \ + yychar = (Token); \ + yylval = (Value); \ + YYPOPSTACK (yylen); \ + yystate = *yyssp; \ + YY_LAC_DISCARD ("YYBACKUP"); \ + goto yybackup; \ + } \ + else \ + { \ + yyerror (YY_("syntax error: cannot back up")); \ + YYERROR; \ + } \ +while (YYID (0)) + + +#define YYTERROR 1 +#define YYERRCODE 256 + + +/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N]. + If N is 0, then set CURRENT to the empty location which ends + the previous symbol: RHS[0] (always defined). */ + +#define YYRHSLOC(Rhs, K) ((Rhs)[K]) #ifndef YYLLOC_DEFAULT -# 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; \ - Current.last_column = Rhs[N].last_column; +# define YYLLOC_DEFAULT(Current, Rhs, N) \ + do \ + if (YYID (N)) \ + { \ + (Current).first_line = YYRHSLOC (Rhs, 1).first_line; \ + (Current).first_column = YYRHSLOC (Rhs, 1).first_column; \ + (Current).last_line = YYRHSLOC (Rhs, N).last_line; \ + (Current).last_column = YYRHSLOC (Rhs, N).last_column; \ + } \ + else \ + { \ + (Current).first_line = (Current).last_line = \ + YYRHSLOC (Rhs, 0).last_line; \ + (Current).first_column = (Current).last_column = \ + YYRHSLOC (Rhs, 0).last_column; \ + } \ + while (YYID (0)) +#endif + + +/* YY_LOCATION_PRINT -- Print the location on the stream. + This macro was not mandated originally: define only if we know + we won't break user code: when these are the locations we know. */ + +#ifndef YY_LOCATION_PRINT +# if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL +# define YY_LOCATION_PRINT(File, Loc) \ + fprintf (File, "%d.%d-%d.%d", \ + (Loc).first_line, (Loc).first_column, \ + (Loc).last_line, (Loc).last_column) +# else +# define YY_LOCATION_PRINT(File, Loc) ((void) 0) +# endif #endif + /* YYLEX -- calling `yylex' with the right arguments. */ #ifdef YYLEX_PARAM @@ -723,26 +983,363 @@ while (0) # define YYFPRINTF fprintf # endif -# define YYDPRINTF(Args) \ -do { \ - if (yydebug) \ - YYFPRINTF Args; \ -} while (0) -# define YYDSYMPRINT(Args) \ -do { \ - if (yydebug) \ - yysymprint Args; \ -} while (0) +# define YYDPRINTF(Args) \ +do { \ + if (yydebug) \ + YYFPRINTF Args; \ +} while (YYID (0)) + +# define YY_SYMBOL_PRINT(Title, Type, Value, Location) \ +do { \ + if (yydebug) \ + { \ + YYFPRINTF (stderr, "%s ", Title); \ + yy_symbol_print (stderr, \ + Type, Value, Location); \ + YYFPRINTF (stderr, "\n"); \ + } \ +} while (YYID (0)) + + +/*--------------------------------. +| Print this symbol on YYOUTPUT. | +`--------------------------------*/ + +/*ARGSUSED*/ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp) +#else +static void +yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp) + FILE *yyoutput; + int yytype; + YYSTYPE const * const yyvaluep; + YYLTYPE const * const yylocationp; +#endif +{ + YYUSE(yyoutput); + YYUSE (yylocationp); + + if (!yyvaluep) + return; +# ifdef YYPRINT + if (yytype < YYNTOKENS) + YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep); +# endif + switch (yytype) + { + case 3: // "string" + +/* Line 753 of yacc.c */ +#line 193 "src/parse-gram.y" + { fputs (quotearg_style (c_quoting_style, ((*yyvaluep).chars)), stderr); } +/* Line 753 of yacc.c */ +#line 1040 "src/parse-gram.c" + break; + + case 4: // "integer" + +/* Line 753 of yacc.c */ +#line 206 "src/parse-gram.y" + { fprintf (stderr, "%d", ((*yyvaluep).integer)); } +/* Line 753 of yacc.c */ +#line 1049 "src/parse-gram.c" + break; + + case 24: // "%" + +/* Line 753 of yacc.c */ +#line 202 "src/parse-gram.y" + { fprintf (stderr, "%%%s", ((*yyvaluep).uniqstr)); } +/* Line 753 of yacc.c */ +#line 1058 "src/parse-gram.c" + break; + + case 40: // "{...}" + +/* Line 753 of yacc.c */ +#line 195 "src/parse-gram.y" + { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).code)); } +/* Line 753 of yacc.c */ +#line 1067 "src/parse-gram.c" + break; + + case 42: // "[identifier]" + +/* Line 753 of yacc.c */ +#line 200 "src/parse-gram.y" + { fprintf (stderr, "[%s]", ((*yyvaluep).uniqstr)); } +/* Line 753 of yacc.c */ +#line 1076 "src/parse-gram.c" + break; + + case 43: // "char" + +/* Line 753 of yacc.c */ +#line 187 "src/parse-gram.y" + { fputs (char_name (((*yyvaluep).character)), stderr); } +/* Line 753 of yacc.c */ +#line 1085 "src/parse-gram.c" + break; + + case 44: // "epilogue" + +/* Line 753 of yacc.c */ +#line 195 "src/parse-gram.y" + { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); } +/* Line 753 of yacc.c */ +#line 1094 "src/parse-gram.c" + break; + + case 46: // "identifier" + +/* Line 753 of yacc.c */ +#line 199 "src/parse-gram.y" + { fputs (((*yyvaluep).uniqstr), stderr); } +/* Line 753 of yacc.c */ +#line 1103 "src/parse-gram.c" + break; + + case 47: // "identifier:" + +/* Line 753 of yacc.c */ +#line 201 "src/parse-gram.y" + { fprintf (stderr, "%s:", ((*yyvaluep).uniqstr)); } +/* Line 753 of yacc.c */ +#line 1112 "src/parse-gram.c" + break; + + case 50: // "%{...%}" + +/* Line 753 of yacc.c */ +#line 195 "src/parse-gram.y" + { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); } +/* Line 753 of yacc.c */ +#line 1121 "src/parse-gram.c" + break; + + case 52: // "" + +/* Line 753 of yacc.c */ +#line 203 "src/parse-gram.y" + { fprintf (stderr, "<%s>", ((*yyvaluep).uniqstr)); } +/* Line 753 of yacc.c */ +#line 1130 "src/parse-gram.c" + break; + + case 55: // "%param" + +/* Line 753 of yacc.c */ +#line 249 "src/parse-gram.y" + { + switch (((*yyvaluep).param)) + { +#define CASE(In, Out) \ + case param_ ## In: fputs ("%" #Out, stderr); break + CASE(lex, lex-param); + CASE(parse, parse-param); + CASE(both, param); +#undef CASE + case param_none: aver (false); break; + } +} +/* Line 753 of yacc.c */ +#line 1150 "src/parse-gram.c" + break; + + case 72: // symbol.prec + +/* Line 753 of yacc.c */ +#line 209 "src/parse-gram.y" + { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); } +/* Line 753 of yacc.c */ +#line 1159 "src/parse-gram.c" + break; + + case 85: // variable + +/* Line 753 of yacc.c */ +#line 199 "src/parse-gram.y" + { fputs (((*yyvaluep).uniqstr), stderr); } +/* Line 753 of yacc.c */ +#line 1168 "src/parse-gram.c" + break; + + case 86: // content.opt + +/* Line 753 of yacc.c */ +#line 195 "src/parse-gram.y" + { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); } +/* Line 753 of yacc.c */ +#line 1177 "src/parse-gram.c" + break; + + case 87: // braceless + +/* Line 753 of yacc.c */ +#line 195 "src/parse-gram.y" + { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); } +/* Line 753 of yacc.c */ +#line 1186 "src/parse-gram.c" + break; + + case 88: // id + +/* Line 753 of yacc.c */ +#line 209 "src/parse-gram.y" + { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); } +/* Line 753 of yacc.c */ +#line 1195 "src/parse-gram.c" + break; + + case 89: // id_colon + +/* Line 753 of yacc.c */ +#line 210 "src/parse-gram.y" + { fprintf (stderr, "%s:", ((*yyvaluep).symbol)->tag); } +/* Line 753 of yacc.c */ +#line 1204 "src/parse-gram.c" + break; + + case 90: // symbol + +/* Line 753 of yacc.c */ +#line 209 "src/parse-gram.y" + { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); } +/* Line 753 of yacc.c */ +#line 1213 "src/parse-gram.c" + break; + + case 91: // string_as_id + +/* Line 753 of yacc.c */ +#line 209 "src/parse-gram.y" + { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); } +/* Line 753 of yacc.c */ +#line 1222 "src/parse-gram.c" + break; + + default: + break; + } +} + + +/*--------------------------------. +| Print this symbol on YYOUTPUT. | +`--------------------------------*/ + +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp) +#else +static void +yy_symbol_print (yyoutput, yytype, yyvaluep, yylocationp) + FILE *yyoutput; + int yytype; + YYSTYPE const * const yyvaluep; + YYLTYPE const * const yylocationp; +#endif +{ + if (yytype < YYNTOKENS) + YYFPRINTF (yyoutput, "token %s (", yytname[yytype]); + else + YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]); + + YY_LOCATION_PRINT (yyoutput, *yylocationp); + YYFPRINTF (yyoutput, ": "); + yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp); + YYFPRINTF (yyoutput, ")"); +} + +/*------------------------------------------------------------------. +| yy_stack_print -- Print the state stack from its BOTTOM up to its | +| TOP (included). | +`------------------------------------------------------------------*/ + +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop) +#else +static void +yy_stack_print (yybottom, yytop) + yytype_int16 *yybottom; + yytype_int16 *yytop; +#endif +{ + YYFPRINTF (stderr, "Stack now"); + for (; yybottom <= yytop; yybottom++) + { + int yybot = *yybottom; + YYFPRINTF (stderr, " %d", yybot); + } + YYFPRINTF (stderr, "\n"); +} + +# define YY_STACK_PRINT(Bottom, Top) \ +do { \ + if (yydebug) \ + yy_stack_print ((Bottom), (Top)); \ +} while (YYID (0)) + + +/*------------------------------------------------. +| Report that the YYRULE is going to be reduced. | +`------------------------------------------------*/ + +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +static void +yy_reduce_print (yytype_int16 *yyssp, YYSTYPE *yyvsp, YYLTYPE *yylsp, int yyrule) +#else +static void +yy_reduce_print (yyssp, yyvsp, yylsp, yyrule) + yytype_int16 *yyssp; + YYSTYPE *yyvsp; + YYLTYPE *yylsp; + int yyrule; +#endif +{ + unsigned long int yylno = yyrline[yyrule]; + int yynrhs = yyr2[yyrule]; + int yyi; + YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n", + yyrule - 1, yylno); + /* The symbols being reduced. */ + for (yyi = 0; yyi < yynrhs; yyi++) + { + YYFPRINTF (stderr, " $%d = ", yyi + 1); + yy_symbol_print (stderr, + yystos[yyssp[yyi + 1 - yynrhs]], + &(yyvsp[(yyi + 1) - (yynrhs)]) + , &(yylsp[(yyi + 1) - (yynrhs)]) ); + YYFPRINTF (stderr, "\n"); + } +} + +# define YY_REDUCE_PRINT(Rule) \ +do { \ + if (yydebug) \ + yy_reduce_print (yyssp, yyvsp, yylsp, Rule); \ +} while (YYID (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 YY_SYMBOL_PRINT(Title, Type, 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 +#ifndef YYINITDEPTH # define YYINITDEPTH 200 #endif @@ -750,61 +1347,291 @@ int yydebug; if the built-in stack extension method is used). Do not make this value too large; the results are undefined if - SIZE_MAX < YYSTACK_BYTES (YYMAXDEPTH) + YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH) evaluated with infinite-precision integer arithmetic. */ -#if YYMAXDEPTH == 0 -# undef YYMAXDEPTH -#endif - #ifndef YYMAXDEPTH # define YYMAXDEPTH 10000 #endif - +/* Given a state stack such that *YYBOTTOM is its bottom, such that + *YYTOP is either its top or is YYTOP_EMPTY to indicate an empty + stack, and such that *YYCAPACITY is the maximum number of elements it + can hold without a reallocation, make sure there is enough room to + store YYADD more elements. If not, allocate a new stack using + YYSTACK_ALLOC, copy the existing elements, and adjust *YYBOTTOM, + *YYTOP, and *YYCAPACITY to reflect the new capacity and memory + location. If *YYBOTTOM != YYBOTTOM_NO_FREE, then free the old stack + using YYSTACK_FREE. Return 0 if successful or if no reallocation is + required. Return 1 if memory is exhausted. */ +static int +yy_lac_stack_realloc (YYSIZE_T *yycapacity, YYSIZE_T yyadd, +#if YYDEBUG + char const *yydebug_prefix, + char const *yydebug_suffix, +#endif + yytype_int16 **yybottom, + yytype_int16 *yybottom_no_free, + yytype_int16 **yytop, yytype_int16 *yytop_empty) +{ + YYSIZE_T yysize_old = + *yytop == yytop_empty ? 0 : *yytop - *yybottom + 1; + YYSIZE_T yysize_new = yysize_old + yyadd; + if (*yycapacity < yysize_new) + { + YYSIZE_T yyalloc = 2 * yysize_new; + yytype_int16 *yybottom_new; + /* Use YYMAXDEPTH for maximum stack size given that the stack + should never need to grow larger than the main state stack + needs to grow without LAC. */ + if (YYMAXDEPTH < yysize_new) + { + YYDPRINTF ((stderr, "%smax size exceeded%s", yydebug_prefix, + yydebug_suffix)); + return 1; + } + if (YYMAXDEPTH < yyalloc) + yyalloc = YYMAXDEPTH; + yybottom_new = + (yytype_int16*) YYSTACK_ALLOC (yyalloc * sizeof *yybottom_new); + if (!yybottom_new) + { + YYDPRINTF ((stderr, "%srealloc failed%s", yydebug_prefix, + yydebug_suffix)); + return 1; + } + if (*yytop != yytop_empty) + { + YYCOPY (yybottom_new, *yybottom, yysize_old); + *yytop = yybottom_new + (yysize_old - 1); + } + if (*yybottom != yybottom_no_free) + YYSTACK_FREE (*yybottom); + *yybottom = yybottom_new; + *yycapacity = yyalloc; + } + return 0; +} + +/* Establish the initial context for the current lookahead if no initial + context is currently established. + + We define a context as a snapshot of the parser stacks. We define + the initial context for a lookahead as the context in which the + parser initially examines that lookahead in order to select a + syntactic action. Thus, if the lookahead eventually proves + syntactically unacceptable (possibly in a later context reached via a + series of reductions), the initial context can be used to determine + the exact set of tokens that would be syntactically acceptable in the + lookahead's place. Moreover, it is the context after which any + further semantic actions would be erroneous because they would be + determined by a syntactically unacceptable token. + + YY_LAC_ESTABLISH should be invoked when a reduction is about to be + performed in an inconsistent state (which, for the purposes of LAC, + includes consistent states that don't know they're consistent because + their default reductions have been disabled). Iff there is a + lookahead token, it should also be invoked before reporting a syntax + error. This latter case is for the sake of the debugging output. + + For parse.lac=full, the implementation of YY_LAC_ESTABLISH is as + follows. If no initial context is currently established for the + current lookahead, then check if that lookahead can eventually be + shifted if syntactic actions continue from the current context. + Report a syntax error if it cannot. */ +#define YY_LAC_ESTABLISH \ +do { \ + if (!yy_lac_established) \ + { \ + YYDPRINTF ((stderr, \ + "LAC: initial context established for %s\n", \ + yytname[yytoken])); \ + yy_lac_established = 1; \ + { \ + int yy_lac_status = \ + yy_lac (yyesa, &yyes, &yyes_capacity, yyssp, yytoken); \ + if (yy_lac_status == 2) \ + goto yyexhaustedlab; \ + if (yy_lac_status == 1) \ + goto yyerrlab; \ + } \ + } \ +} while (YYID (0)) + +/* Discard any previous initial lookahead context because of Event, + which may be a lookahead change or an invalidation of the currently + established initial context for the current lookahead. + + The most common example of a lookahead change is a shift. An example + of both cases is syntax error recovery. That is, a syntax error + occurs when the lookahead is syntactically erroneous for the + currently established initial context, so error recovery manipulates + the parser stacks to try to find a new initial context in which the + current lookahead is syntactically acceptable. If it fails to find + such a context, it discards the lookahead. */ +#if YYDEBUG +# define YY_LAC_DISCARD(Event) \ +do { \ + if (yy_lac_established) \ + { \ + if (yydebug) \ + YYFPRINTF (stderr, "LAC: initial context discarded due to " \ + Event "\n"); \ + yy_lac_established = 0; \ + } \ +} while (YYID (0)) +#else +# define YY_LAC_DISCARD(Event) yy_lac_established = 0 +#endif + +/* Given the stack whose top is *YYSSP, return 0 iff YYTOKEN can + eventually (after perhaps some reductions) be shifted, return 1 if + not, or return 2 if memory is exhausted. As preconditions and + postconditions: *YYES_CAPACITY is the allocated size of the array to + which *YYES points, and either *YYES = YYESA or *YYES points to an + array allocated with YYSTACK_ALLOC. yy_lac may overwrite the + contents of either array, alter *YYES and *YYES_CAPACITY, and free + any old *YYES other than YYESA. */ +static int +yy_lac (yytype_int16 *yyesa, yytype_int16 **yyes, + YYSIZE_T *yyes_capacity, yytype_int16 *yyssp, int yytoken) +{ + yytype_int16 *yyes_prev = yyssp; + yytype_int16 *yyesp = yyes_prev; + YYDPRINTF ((stderr, "LAC: checking lookahead %s:", yytname[yytoken])); + if (yytoken == YYUNDEFTOK) + { + YYDPRINTF ((stderr, " Always Err\n")); + return 1; + } + while (1) + { + int yyrule = yypact[*yyesp]; + if (yypact_value_is_default (yyrule) + || (yyrule += yytoken) < 0 || YYLAST < yyrule + || yycheck[yyrule] != yytoken) + { + yyrule = yydefact[*yyesp]; + if (yyrule == 0) + { + YYDPRINTF ((stderr, " Err\n")); + return 1; + } + } + else + { + yyrule = yytable[yyrule]; + if (yytable_value_is_error (yyrule)) + { + YYDPRINTF ((stderr, " Err\n")); + return 1; + } + if (0 < yyrule) + { + YYDPRINTF ((stderr, " S%d\n", yyrule)); + return 0; + } + yyrule = -yyrule; + } + { + YYSIZE_T yylen = yyr2[yyrule]; + YYDPRINTF ((stderr, " R%d", yyrule - 1)); + if (yyesp != yyes_prev) + { + YYSIZE_T yysize = yyesp - *yyes + 1; + if (yylen < yysize) + { + yyesp -= yylen; + yylen = 0; + } + else + { + yylen -= yysize; + yyesp = yyes_prev; + } + } + if (yylen) + yyesp = yyes_prev -= yylen; + } + { + int yystate; + { + int yylhs = yyr1[yyrule] - YYNTOKENS; + yystate = yypgoto[yylhs] + *yyesp; + if (yystate < 0 || YYLAST < yystate + || yycheck[yystate] != *yyesp) + yystate = yydefgoto[yylhs]; + else + yystate = yytable[yystate]; + } + if (yyesp == yyes_prev) + { + yyesp = *yyes; + *yyesp = yystate; + } + else + { + if (yy_lac_stack_realloc (yyes_capacity, 1, +#if YYDEBUG + " (", ")", +#endif + yyes, yyesa, &yyesp, yyes_prev)) + { + YYDPRINTF ((stderr, "\n")); + return 2; + } + *++yyesp = yystate; + } + YYDPRINTF ((stderr, " G%d", yystate)); + } + } +} + #if YYERROR_VERBOSE # ifndef yystrlen -# if defined (__GLIBC__) && defined (_STRING_H) +# if defined __GLIBC__ && defined _STRING_H # define yystrlen strlen # else /* Return the length of YYSTR. */ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) static YYSIZE_T -# if defined (__STDC__) || defined (__cplusplus) yystrlen (const char *yystr) -# else +#else +static YYSIZE_T yystrlen (yystr) - const char *yystr; -# endif + const char *yystr; +#endif { - register const char *yys = yystr; - - while (*yys++ != '\0') + YYSIZE_T yylen; + for (yylen = 0; yystr[yylen]; yylen++) continue; - - return yys - yystr - 1; + return yylen; } # endif # endif # ifndef yystpcpy -# if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE) +# if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE # define yystpcpy stpcpy # else /* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in YYDEST. */ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) static char * -# if defined (__STDC__) || defined (__cplusplus) yystpcpy (char *yydest, const char *yysrc) -# else +#else +static char * yystpcpy (yydest, yysrc) - char *yydest; - const char *yysrc; -# endif + char *yydest; + const char *yysrc; +#endif { - register char *yyd = yydest; - register const char *yys = yysrc; + char *yyd = yydest; + const char *yys = yysrc; while ((*yyd++ = *yys++) != '\0') continue; @@ -814,69 +1641,220 @@ yystpcpy (yydest, yysrc) # endif # endif -#endif /* !YYERROR_VERBOSE */ +# ifndef yytnamerr +/* Copy to YYRES the contents of YYSTR after stripping away unnecessary + quotes and backslashes, so that it's suitable for yyerror. The + heuristic is that double-quoting is unnecessary unless the string + contains an apostrophe, a comma, or backslash (other than + backslash-backslash). YYSTR is taken from yytname. If YYRES is + null, do not copy; instead, return the length of what the result + would have been. */ +static YYSIZE_T +yytnamerr (char *yyres, const char *yystr) +{ + if (*yystr == '"') + { + YYSIZE_T yyn = 0; + char const *yyp = yystr; + + for (;;) + switch (*++yyp) + { + case '\'': + case ',': + goto do_not_strip_quotes; + + case '\\': + if (*++yyp != '\\') + goto do_not_strip_quotes; + /* Fall through. */ + default: + if (yyres) + yyres[yyn] = *yyp; + yyn++; + break; + + case '"': + if (yyres) + yyres[yyn] = '\0'; + return yyn; + } + do_not_strip_quotes: ; + } - + if (! yyres) + return yystrlen (yystr); -#if YYDEBUG -/*-----------------------------. -| Print this symbol on YYOUT. | -`-----------------------------*/ + return yystpcpy (yyres, yystr) - yyres; +} +# endif -#if defined (__STDC__) || defined (__cplusplus) -static void -yysymprint (FILE *yyout, int yytype, YYSTYPE yyvalue, YYLTYPE yylocation) -#else -static void -yysymprint (yyout, yytype, yyvalue, yylocation) - FILE *yyout; - int yytype; - YYSTYPE yyvalue; - YYLTYPE yylocation; -#endif +/* Copy into *YYMSG, which is of size *YYMSG_ALLOC, an error message + about the unexpected token YYTOKEN for the state stack whose top is + YYSSP. In order to see if a particular token T is a + valid looakhead, invoke yy_lac (YYESA, YYES, YYES_CAPACITY, YYSSP, T). + + Return 0 if *YYMSG was successfully written. Return 1 if *YYMSG is + not large enough to hold the message. In that case, also set + *YYMSG_ALLOC to the required number of bytes. Return 2 if the + required number of bytes is too large to store or if + yy_lac returned 2. */ +static int +yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg, + yytype_int16 *yyesa, yytype_int16 **yyes, + YYSIZE_T *yyes_capacity, yytype_int16 *yyssp, int yytoken) { - /* Pacify ``unused variable'' warnings. */ - (void) yyvalue; - (void) yylocation; - - if (yytype < YYNTOKENS) + YYSIZE_T yysize0 = yytnamerr (0, yytname[yytoken]); + YYSIZE_T yysize = yysize0; + YYSIZE_T yysize1; + enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 }; + /* Internationalized format string. */ + const char *yyformat = 0; + /* Arguments of yyformat. */ + char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM]; + /* Number of reported tokens (one for the "unexpected", one per + "expected"). */ + int yycount = 0; + + /* There are many possibilities here to consider: + - Assume YYFAIL is not used. It's too flawed to consider. See + + for details. YYERROR is fine as it does not invoke this + function. + - If this state is a consistent state with a default action, then + the only way this function was invoked is if the default action + is an error action. In that case, don't check for expected + tokens because there are none. + - The only way there can be no lookahead present (in yychar) is if + this state is a consistent state with a default action. Thus, + detecting the absence of a lookahead is sufficient to determine + that there is no unexpected or expected token to report. In that + case, just report a simple "syntax error". + - Don't assume there isn't a lookahead just because this state is a + consistent state with a default action. There might have been a + previous inconsistent state, consistent state with a non-default + action, or user semantic action that manipulated yychar. + In the first two cases, it might appear that the current syntax + error should have been detected in the previous state when yy_lac + was invoked. However, at that time, there might have been a + different syntax error that discarded a different initial context + during error recovery, leaving behind the current lookahead. + */ + if (yytoken != YYEMPTY) { - YYFPRINTF (yyout, "token %s (", yytname[yytype]); -# ifdef YYPRINT - YYPRINT (yyout, yytoknum[yytype], yyvalue); + int yyn = yypact[*yyssp]; + YYDPRINTF ((stderr, "Constructing syntax error message\n")); + yyarg[yycount++] = yytname[yytoken]; + if (!yypact_value_is_default (yyn)) + { + int yyx; + + for (yyx = 0; yyx < YYNTOKENS; ++yyx) + if (yyx != YYTERROR && yyx != YYUNDEFTOK) + { + { + int yy_lac_status = yy_lac (yyesa, yyes, yyes_capacity, + yyssp, yyx); + if (yy_lac_status == 2) + return 2; + if (yy_lac_status == 1) + continue; + } + if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM) + { + yycount = 1; + yysize = yysize0; + break; + } + yyarg[yycount++] = yytname[yyx]; + yysize1 = yysize + yytnamerr (0, yytname[yyx]); + if (! (yysize <= yysize1 + && yysize1 <= YYSTACK_ALLOC_MAXIMUM)) + return 2; + yysize = yysize1; + } + } +# if YYDEBUG + else if (yydebug) + YYFPRINTF (stderr, "No expected tokens.\n"); # endif } - else - YYFPRINTF (yyout, "nterm %s (", yytname[yytype]); - switch (yytype) + switch (yycount) { - default: - break; +# define YYCASE_(N, S) \ + case N: \ + yyformat = S; \ + break + YYCASE_(0, YY_("syntax error")); + YYCASE_(1, YY_("syntax error, unexpected %s")); + YYCASE_(2, YY_("syntax error, unexpected %s, expecting %s")); + YYCASE_(3, YY_("syntax error, unexpected %s, expecting %s or %s")); + YYCASE_(4, YY_("syntax error, unexpected %s, expecting %s or %s or %s")); + YYCASE_(5, YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s")); +# undef YYCASE_ } - YYFPRINTF (yyout, ")"); -} -#endif /* YYDEBUG. */ + yysize1 = yysize + yystrlen (yyformat); + if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM)) + return 2; + yysize = yysize1; + + if (*yymsg_alloc < yysize) + { + *yymsg_alloc = 2 * yysize; + if (! (yysize <= *yymsg_alloc + && *yymsg_alloc <= YYSTACK_ALLOC_MAXIMUM)) + *yymsg_alloc = YYSTACK_ALLOC_MAXIMUM; + return 1; + } + + /* Avoid sprintf, as that infringes on the user's name space. + Don't have undefined behavior even if the translation + produced a string with the wrong number of "%s"s. */ + { + char *yyp = *yymsg; + int yyi = 0; + while ((*yyp = *yyformat) != '\0') + if (*yyp == '%' && yyformat[1] == 's' && yyi < yycount) + { + yyp += yytnamerr (yyp, yyarg[yyi++]); + yyformat += 2; + } + else + { + yyp++; + yyformat++; + } + } + return 0; +} +#endif /* YYERROR_VERBOSE */ /*-----------------------------------------------. | Release the memory associated to this symbol. | `-----------------------------------------------*/ -#if defined (__STDC__) || defined (__cplusplus) +/*ARGSUSED*/ +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) static void -yydestruct (int yytype, YYSTYPE yyvalue, YYLTYPE yylocation) +yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp) #else static void -yydestruct (yytype, yyvalue, yylocation) +yydestruct (yymsg, yytype, yyvaluep, yylocationp) + const char *yymsg; int yytype; - YYSTYPE yyvalue; - YYLTYPE yylocation; + YYSTYPE *yyvaluep; + YYLTYPE *yylocationp; #endif { - /* Pacify ``unused variable'' warnings. */ - (void) yyvalue; - (void) yylocation; + YYUSE(yyvaluep); + YYUSE (yylocationp); + + if (!yymsg) + yymsg = "Deleting"; + YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp); switch (yytype) { @@ -885,27 +1863,23 @@ yydestruct (yytype, yyvalue, yylocation) } } - /* Prevent warnings from -Wmissing-prototypes. */ - #ifdef YYPARSE_PARAM -# if defined (__STDC__) || defined (__cplusplus) +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) int yyparse (void *YYPARSE_PARAM); -# else +#else int yyparse (); -# endif +#endif #else /* ! YYPARSE_PARAM */ -#if defined (__STDC__) || defined (__cplusplus) +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) int yyparse (void); #else int yyparse (); #endif -#endif - - - - +#endif /* ! YYPARSE_PARAM */ /*----------. @@ -913,14 +1887,18 @@ int yyparse (); `----------*/ #ifdef YYPARSE_PARAM -# if defined (__STDC__) || defined (__cplusplus) -int yyparse (void *YYPARSE_PARAM) -# else -int yyparse (YYPARSE_PARAM) - void *YYPARSE_PARAM; -# endif +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) +int +yyparse (void *YYPARSE_PARAM) +#else +int +yyparse (YYPARSE_PARAM) + void *YYPARSE_PARAM; +#endif #else /* ! YYPARSE_PARAM */ -#if defined (__STDC__) || defined (__cplusplus) +#if (defined __STDC__ || defined __C99__FUNC__ \ + || defined __cplusplus || defined _MSC_VER) int yyparse (void) #else @@ -930,76 +1908,122 @@ yyparse () #endif #endif { - /* The lookahead symbol. */ +/* The lookahead symbol. */ int yychar; /* The semantic value of the lookahead symbol. */ YYSTYPE yylval; -/* Number of parse errors so far. */ -int yynerrs; /* Location data for the lookahead symbol. */ YYLTYPE yylloc; - register int yystate; - register int yyn; - int yyresult; - /* Number of tokens to shift before error messages enabled. */ - int yyerrstatus; - /* Lookahead token as an internal (translated) token number. */ - int yychar1 = 0; + /* Number of syntax errors so far. */ + int yynerrs; - /* Three stacks and their tools: - `yyss': related to states, - `yyvs': related to semantic values, - `yyls': related to locations. + int yystate; + /* Number of tokens to shift before error messages enabled. */ + int yyerrstatus; - Refer to the stacks thru separate pointers, to allow yyoverflow - to reallocate them elsewhere. */ + /* The stacks and their tools: + `yyss': related to states. + `yyvs': related to semantic values. + `yyls': related to locations. - /* The state stack. */ - short yyssa[YYINITDEPTH]; - short *yyss = yyssa; - register short *yyssp; + Refer to the stacks thru separate pointers, to allow yyoverflow + to reallocate them elsewhere. */ - /* The semantic value stack. */ - YYSTYPE yyvsa[YYINITDEPTH]; - YYSTYPE *yyvs = yyvsa; - register YYSTYPE *yyvsp; + /* The state stack. */ + yytype_int16 yyssa[YYINITDEPTH]; + yytype_int16 *yyss; + yytype_int16 *yyssp; - /* The location stack. */ - YYLTYPE yylsa[YYINITDEPTH]; - YYLTYPE *yyls = yylsa; - YYLTYPE *yylsp; + /* The semantic value stack. */ + YYSTYPE yyvsa[YYINITDEPTH]; + YYSTYPE *yyvs; + YYSTYPE *yyvsp; -#define YYPOPSTACK (yyvsp--, yyssp--, yylsp--) + /* The location stack. */ + YYLTYPE yylsa[YYINITDEPTH]; + YYLTYPE *yyls; + YYLTYPE *yylsp; - YYSIZE_T yystacksize = YYINITDEPTH; + /* The locations where the error started and ended. */ + YYLTYPE yyerror_range[3]; + YYSIZE_T yystacksize; + + yytype_int16 yyesa[20]; + yytype_int16 *yyes; + YYSIZE_T yyes_capacity; + + int yy_lac_established = 0; + int yyn; + int yyresult; + /* Lookahead token as an internal (translated) token number. */ + int yytoken; /* The variables used to return semantic value and location from the action routines. */ YYSTYPE yyval; YYLTYPE yyloc; - /* When reducing, the number of symbols on the RHS of the reduced - rule. */ - int yylen; +#if YYERROR_VERBOSE + /* Buffer for error messages, and its allocated size. */ + char yymsgbuf[128]; + char *yymsg = yymsgbuf; + YYSIZE_T yymsg_alloc = sizeof yymsgbuf; +#endif + +#define YYPOPSTACK(N) (yyvsp -= (N), yyssp -= (N), yylsp -= (N)) + + /* The number of symbols on the RHS of the reduced rule. + Keep to zero when no symbol should be popped. */ + int yylen = 0; + + yytoken = 0; + yyss = yyssa; + yyvs = yyvsa; + yyls = yylsa; + yystacksize = YYINITDEPTH; + + yyes = yyesa; + yyes_capacity = sizeof yyesa / sizeof *yyes; + if (YYMAXDEPTH < yyes_capacity) + yyes_capacity = YYMAXDEPTH; YYDPRINTF ((stderr, "Starting parse\n")); yystate = 0; yyerrstatus = 0; yynerrs = 0; - yychar = YYEMPTY; /* Cause a token to be read. */ + yychar = YYEMPTY; /* Cause a token to be read. */ /* Initialize stack pointers. Waste one element of value and location stack so that they stay on the same level as the state stack. The wasted elements are never initialized. */ - yyssp = yyss; yyvsp = yyvs; yylsp = yyls; + +#if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL + /* Initialize the default location before parsing starts. */ + yylloc.first_line = yylloc.last_line = 1; + yylloc.first_column = yylloc.last_column = 1; +#endif + +/* User initialization code. */ +/* Line 1526 of yacc.c */ +#line 98 "src/parse-gram.y" +{ + /* Bison's grammar can initial empty locations, hence a default + location is needed. */ + boundary_set (&yylloc.start, current_file, 1, 1); + boundary_set (&yylloc.end, current_file, 1, 1); +} +/* Line 1526 of yacc.c */ +#line 2025 "src/parse-gram.c" + yylsp[0] = yylloc; + goto yysetstate; /*------------------------------------------------------------. @@ -1007,8 +2031,7 @@ YYLTYPE yylloc; `------------------------------------------------------------*/ yynewstate: /* In all cases, when you get here, the value and location stacks - have just been pushed. so pushing a state here evens the stacks. - */ + have just been pushed. So pushing a state here evens the stacks. */ yyssp++; yysetstate: @@ -1021,49 +2044,50 @@ YYLTYPE yylloc; #ifdef yyoverflow { - /* Give user a chance to reallocate the stack. Use copies of - these so that the &'s don't force the real ones into - 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. 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; - yyss = yyss1; - yyvs = yyvs1; + /* Give user a chance to reallocate the stack. Use copies of + these so that the &'s don't force the real ones into + memory. */ + YYSTYPE *yyvs1 = yyvs; + yytype_int16 *yyss1 = yyss; + YYLTYPE *yyls1 = yyls; + + /* Each stack pointer address is followed by the size of the + 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 (YY_("memory exhausted"), + &yyss1, yysize * sizeof (*yyssp), + &yyvs1, yysize * sizeof (*yyvsp), + &yyls1, yysize * sizeof (*yylsp), + &yystacksize); + + yyls = yyls1; + yyss = yyss1; + yyvs = yyvs1; } #else /* no yyoverflow */ # ifndef YYSTACK_RELOCATE - goto yyoverflowlab; + goto yyexhaustedlab; # else /* Extend the stack our own way. */ if (YYMAXDEPTH <= yystacksize) - goto yyoverflowlab; + goto yyexhaustedlab; yystacksize *= 2; if (YYMAXDEPTH < yystacksize) - yystacksize = YYMAXDEPTH; + yystacksize = YYMAXDEPTH; { - short *yyss1 = yyss; - union yyalloc *yyptr = - (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize)); - if (! yyptr) - goto yyoverflowlab; - YYSTACK_RELOCATE (yyss); - YYSTACK_RELOCATE (yyvs); - YYSTACK_RELOCATE (yyls); + yytype_int16 *yyss1 = yyss; + union yyalloc *yyptr = + (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize)); + if (! yyptr) + goto yyexhaustedlab; + YYSTACK_RELOCATE (yyss_alloc, yyss); + YYSTACK_RELOCATE (yyvs_alloc, yyvs); + YYSTACK_RELOCATE (yyls_alloc, yyls); # undef YYSTACK_RELOCATE - if (yyss1 != yyssa) - YYSTACK_FREE (yyss1); + if (yyss1 != yyssa) + YYSTACK_FREE (yyss1); } # endif #endif /* no yyoverflow */ @@ -1073,14 +2097,17 @@ YYLTYPE yylloc; yylsp = yyls + yysize - 1; YYDPRINTF ((stderr, "Stack size increased to %lu\n", - (unsigned long int) yystacksize)); + (unsigned long int) yystacksize)); if (yyss + yystacksize - 1 <= yyssp) - YYABORT; + YYABORT; } YYDPRINTF ((stderr, "Entering state %d\n", yystate)); + if (yystate == YYFINAL) + YYACCEPT; + goto yybackup; /*-----------. @@ -1088,81 +2115,67 @@ YYLTYPE yylloc; `-----------*/ yybackup: -/* Do appropriate processing given the current state. */ -/* Read a lookahead token if we need one and don't already have one. */ -/* yyresume: */ + /* Do appropriate processing given the current state. Read a + lookahead token if we need one and don't already have one. */ /* First try to decide what to do without reference to lookahead token. */ - yyn = yypact[yystate]; - if (yyn == YYPACT_NINF) + if (yypact_value_is_default (yyn)) 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); - - /* We have to keep this `#if YYDEBUG', since we use variables - which are defined only if `YYDEBUG' is set. */ - YYDPRINTF ((stderr, "Next token is ")); - YYDSYMPRINT ((stderr, yychar1, yylval, yyloc)); - YYDPRINTF ((stderr, "\n")); + yytoken = YYTRANSLATE (yychar); + YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc); } - /* If the proper action on seeing token YYCHAR1 is to reduce or to + /* If the proper action on seeing token YYTOKEN is to reduce or to detect an error, take that action. */ - yyn += yychar1; - if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yychar1) - goto yydefault; + yyn += yytoken; + if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken) + { + YY_LAC_ESTABLISH; + goto yydefault; + } yyn = yytable[yyn]; if (yyn <= 0) { - if (yyn == 0 || yyn == YYTABLE_NINF) - goto yyerrlab; + if (yytable_value_is_error (yyn)) + goto yyerrlab; + YY_LAC_ESTABLISH; yyn = -yyn; goto yyreduce; } - if (yyn == YYFINAL) - YYACCEPT; - - /* Shift the lookahead token. */ - YYDPRINTF ((stderr, "Shifting token %d (%s), ", - yychar, yytname[yychar1])); - - /* Discard the token being shifted unless it is eof. */ - if (yychar != YYEOF) - yychar = YYEMPTY; - - *++yyvsp = yylval; - *++yylsp = yylloc; - /* Count tokens shifted since error; after three, turn off error status. */ if (yyerrstatus) yyerrstatus--; + /* Shift the lookahead token. */ + YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc); + + /* Discard the shifted token. */ + yychar = YYEMPTY; + YY_LAC_DISCARD ("shift"); + yystate = yyn; + *++yyvsp = yylval; + *++yylsp = yylloc; goto yynewstate; @@ -1193,447 +2206,904 @@ yyreduce: GCC warning that YYVAL may be used uninitialized. */ yyval = yyvsp[1-yylen]; - /* Default location. */ + /* Default location. */ YYLLOC_DEFAULT (yyloc, (yylsp - yylen), yylen); - -#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]; 0 <= yyrhs[yyi]; yyi++) - YYFPRINTF (stderr, "%s ", yytname[yyrhs[yyi]]); - YYFPRINTF (stderr, " -> %s\n", yytname[yyr1[yyn]]); - } -#endif - switch (yyn) - { - case 2: -#line 169 "parse-gram.y" + YY_REDUCE_PRINT (yyn); + { + int yychar_backup = yychar; + switch (yyn) + { + case 6: +/* Line 1742 of yacc.c */ +#line 285 "src/parse-gram.y" { - yycontrol->errcode = 0; - epilogue_set (yyvsp[0].string, yylsp[0]); + code_props plain_code; + code_props_plain_init (&plain_code, (yyvsp[0].chars), (yylsp[0])); + code_props_translate_code (&plain_code); + gram_scanner_last_string_free (); + muscle_code_grow (union_seen ? "post_prologue" : "pre_prologue", + plain_code.code, (yylsp[0])); + code_scanner_last_string_free (); } - break; - - case 6: -#line 187 "parse-gram.y" - { prologue_augment (yyvsp[0].string, yylsp[0]); } +/* Line 1742 of yacc.c */ +#line 2230 "src/parse-gram.c" break; case 7: -#line 188 "parse-gram.y" - { debug_flag = 1; } +/* Line 1742 of yacc.c */ +#line 295 "src/parse-gram.y" + { + muscle_percent_define_ensure ((yyvsp[0].uniqstr), (yylsp[0]), true); + } +/* Line 1742 of yacc.c */ +#line 2240 "src/parse-gram.c" break; case 8: -#line 189 "parse-gram.y" - { muscle_insert (yyvsp[-1].string, yyvsp[0].string); } +/* Line 1742 of yacc.c */ +#line 299 "src/parse-gram.y" + { + muscle_percent_define_insert ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars), + MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE); + } +/* Line 1742 of yacc.c */ +#line 2251 "src/parse-gram.c" break; case 9: -#line 190 "parse-gram.y" - { defines_flag = 1; } +/* Line 1742 of yacc.c */ +#line 303 "src/parse-gram.y" + { defines_flag = true; } +/* Line 1742 of yacc.c */ +#line 2259 "src/parse-gram.c" break; case 10: -#line 191 "parse-gram.y" - { error_verbose = 1; } +/* Line 1742 of yacc.c */ +#line 305 "src/parse-gram.y" + { + defines_flag = true; + spec_defines_file = xstrdup ((yyvsp[0].chars)); + } +/* Line 1742 of yacc.c */ +#line 2270 "src/parse-gram.c" break; case 11: -#line 192 "parse-gram.y" - { expected_conflicts = yyvsp[0].integer; } +/* Line 1742 of yacc.c */ +#line 310 "src/parse-gram.y" + { + muscle_percent_define_insert ("parse.error", (yylsp[0]), "verbose", + MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE); + } +/* Line 1742 of yacc.c */ +#line 2281 "src/parse-gram.c" break; case 12: -#line 193 "parse-gram.y" - { spec_file_prefix = yyvsp[0].string; } +/* Line 1742 of yacc.c */ +#line 314 "src/parse-gram.y" + { expected_sr_conflicts = (yyvsp[0].integer); } +/* Line 1742 of yacc.c */ +#line 2289 "src/parse-gram.c" break; case 13: -#line 194 "parse-gram.y" - { glr_parser = 1; } +/* Line 1742 of yacc.c */ +#line 315 "src/parse-gram.y" + { expected_rr_conflicts = (yyvsp[0].integer); } +/* Line 1742 of yacc.c */ +#line 2297 "src/parse-gram.c" break; case 14: -#line 196 "parse-gram.y" - { muscle_pair_list_grow ("lex_param", yyvsp[-2].string, yyvsp[0].string); } +/* Line 1742 of yacc.c */ +#line 316 "src/parse-gram.y" + { spec_file_prefix = (yyvsp[0].chars); } +/* Line 1742 of yacc.c */ +#line 2305 "src/parse-gram.c" break; case 15: -#line 197 "parse-gram.y" - { locations_flag = 1; } +/* Line 1742 of yacc.c */ +#line 317 "src/parse-gram.y" + { spec_file_prefix = (yyvsp[0].chars); } +/* Line 1742 of yacc.c */ +#line 2313 "src/parse-gram.c" break; case 16: -#line 198 "parse-gram.y" - { spec_name_prefix = yyvsp[0].string; } +/* Line 1742 of yacc.c */ +#line 319 "src/parse-gram.y" + { + nondeterministic_parser = true; + glr_parser = true; + } +/* Line 1742 of yacc.c */ +#line 2324 "src/parse-gram.c" break; case 17: -#line 199 "parse-gram.y" - { no_lines_flag = 1; } +/* Line 1742 of yacc.c */ +#line 324 "src/parse-gram.y" + { + code_props action; + code_props_symbol_action_init (&action, (yyvsp[0].code), (yylsp[0])); + code_props_translate_code (&action); + gram_scanner_last_string_free (); + muscle_code_grow ("initial_action", action.code, (yylsp[0])); + code_scanner_last_string_free (); + } +/* Line 1742 of yacc.c */ +#line 2339 "src/parse-gram.c" break; case 18: -#line 200 "parse-gram.y" - { spec_outfile = yyvsp[0].string; } +/* Line 1742 of yacc.c */ +#line 332 "src/parse-gram.y" + { language_argmatch ((yyvsp[0].chars), grammar_prio, (yylsp[-1])); } +/* Line 1742 of yacc.c */ +#line 2347 "src/parse-gram.c" break; case 19: -#line 202 "parse-gram.y" - { muscle_pair_list_grow ("parse_param", yyvsp[-2].string, yyvsp[0].string); } +/* Line 1742 of yacc.c */ +#line 333 "src/parse-gram.y" + { spec_name_prefix = (yyvsp[0].chars); } +/* Line 1742 of yacc.c */ +#line 2355 "src/parse-gram.c" break; case 20: -#line 203 "parse-gram.y" - { pure_parser = 1; } +/* Line 1742 of yacc.c */ +#line 334 "src/parse-gram.y" + { spec_name_prefix = (yyvsp[0].chars); } +/* Line 1742 of yacc.c */ +#line 2363 "src/parse-gram.c" break; case 21: -#line 204 "parse-gram.y" - { skeleton = yyvsp[0].string; } +/* Line 1742 of yacc.c */ +#line 335 "src/parse-gram.y" + { no_lines_flag = true; } +/* Line 1742 of yacc.c */ +#line 2371 "src/parse-gram.c" break; case 22: -#line 205 "parse-gram.y" - { token_table_flag = 1; } +/* Line 1742 of yacc.c */ +#line 336 "src/parse-gram.y" + { nondeterministic_parser = true; } +/* Line 1742 of yacc.c */ +#line 2379 "src/parse-gram.c" break; case 23: -#line 206 "parse-gram.y" - { report_flag = 1; } +/* Line 1742 of yacc.c */ +#line 337 "src/parse-gram.y" + { spec_outfile = (yyvsp[0].chars); } +/* Line 1742 of yacc.c */ +#line 2387 "src/parse-gram.c" break; case 24: -#line 207 "parse-gram.y" - { yacc_flag = 1; } +/* Line 1742 of yacc.c */ +#line 338 "src/parse-gram.y" + { spec_outfile = (yyvsp[0].chars); } +/* Line 1742 of yacc.c */ +#line 2395 "src/parse-gram.c" + break; + + case 25: +/* Line 1742 of yacc.c */ +#line 339 "src/parse-gram.y" + { current_param = (yyvsp[0].param); } +/* Line 1742 of yacc.c */ +#line 2403 "src/parse-gram.c" + break; + + case 26: +/* Line 1742 of yacc.c */ +#line 339 "src/parse-gram.y" + { current_param = param_none; } +/* Line 1742 of yacc.c */ +#line 2411 "src/parse-gram.c" break; case 27: -#line 214 "parse-gram.y" - { - grammar_start_symbol_set (yyvsp[0].symbol, yylsp[0]); - } +/* Line 1742 of yacc.c */ +#line 340 "src/parse-gram.y" + { version_check (&(yylsp[0]), (yyvsp[0].chars)); } +/* Line 1742 of yacc.c */ +#line 2419 "src/parse-gram.c" break; case 28: -#line 218 "parse-gram.y" +/* Line 1742 of yacc.c */ +#line 342 "src/parse-gram.y" { - typed = 1; - MUSCLE_INSERT_INT ("stype_line", yylsp[0].first_line); - muscle_insert ("stype", yyvsp[0].string); + char const *skeleton_user = (yyvsp[0].chars); + if (mbschr (skeleton_user, '/')) + { + size_t dir_length = strlen (current_file); + char *skeleton_build; + while (dir_length && current_file[dir_length - 1] != '/') + --dir_length; + while (dir_length && current_file[dir_length - 1] == '/') + --dir_length; + skeleton_build = + xmalloc (dir_length + 1 + strlen (skeleton_user) + 1); + if (dir_length > 0) + { + strncpy (skeleton_build, current_file, dir_length); + skeleton_build[dir_length++] = '/'; + } + strcpy (skeleton_build + dir_length, skeleton_user); + skeleton_user = uniqstr_new (skeleton_build); + free (skeleton_build); + } + skeleton_arg (skeleton_user, grammar_prio, (yylsp[-1])); } +/* Line 1742 of yacc.c */ +#line 2449 "src/parse-gram.c" break; case 29: -#line 224 "parse-gram.y" - { current_braced_code = destructor_braced_code; } +/* Line 1742 of yacc.c */ +#line 365 "src/parse-gram.y" + { token_table_flag = true; } +/* Line 1742 of yacc.c */ +#line 2457 "src/parse-gram.c" break; case 30: -#line 226 "parse-gram.y" - { - symbol_list_t *list; - for (list = yyvsp[0].list; list; list = list->next) - symbol_destructor_set (list->sym, yyvsp[-1].string, yylsp[-1]); - symbol_list_free (yyvsp[0].list); - current_braced_code = action_braced_code; - } +/* Line 1742 of yacc.c */ +#line 366 "src/parse-gram.y" + { report_flag |= report_states; } +/* Line 1742 of yacc.c */ +#line 2465 "src/parse-gram.c" break; case 31: -#line 234 "parse-gram.y" - { current_braced_code = printer_braced_code; } - break; - - case 32: -#line 236 "parse-gram.y" - { - symbol_list_t *list; - for (list = yyvsp[0].list; list; list = list->next) - symbol_printer_set (list->sym, yyvsp[-1].string, list->location); - symbol_list_free (yyvsp[0].list); - current_braced_code = action_braced_code; - } +/* Line 1742 of yacc.c */ +#line 367 "src/parse-gram.y" + { yacc_flag = true; } +/* Line 1742 of yacc.c */ +#line 2473 "src/parse-gram.c" break; case 33: -#line 246 "parse-gram.y" - { current_class = nterm_sym; } +/* Line 1742 of yacc.c */ +#line 372 "src/parse-gram.y" + { add_param (current_param, (yyvsp[0].code), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2481 "src/parse-gram.c" break; case 34: -#line 247 "parse-gram.y" - { - current_class = unknown_sym; - current_type = NULL; - } - break; - - case 35: -#line 251 "parse-gram.y" - { current_class = token_sym; } - break; - - case 36: -#line 252 "parse-gram.y" - { - current_class = unknown_sym; - current_type = NULL; - } +/* Line 1742 of yacc.c */ +#line 373 "src/parse-gram.y" + { add_param (current_param, (yyvsp[0].code), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2489 "src/parse-gram.c" break; case 37: -#line 257 "parse-gram.y" +/* Line 1742 of yacc.c */ +#line 385 "src/parse-gram.y" { - symbol_list_t *list; - for (list = yyvsp[0].list; list; list = list->next) - symbol_type_set (list->sym, yyvsp[-1].string, yylsp[-1]); - symbol_list_free (yyvsp[0].list); + grammar_start_symbol_set ((yyvsp[0].symbol), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2499 "src/parse-gram.c" break; case 38: -#line 267 "parse-gram.y" +/* Line 1742 of yacc.c */ +#line 389 "src/parse-gram.y" { - symbol_list_t *list; - ++current_prec; - for (list = yyvsp[0].list; list; list = list->next) - { - symbol_type_set (list->sym, current_type, yylsp[-1]); - symbol_precedence_set (list->sym, current_prec, yyvsp[-2].assoc, yylsp[-2]); - } - symbol_list_free (yyvsp[0].list); - current_type = NULL; + symbol_list *list; + for (list = (yyvsp[0].list); list; list = list->next) + symbol_list_destructor_set (list, (yyvsp[-1].code), (yylsp[-1])); + symbol_list_free ((yyvsp[0].list)); } +/* Line 1742 of yacc.c */ +#line 2512 "src/parse-gram.c" break; case 39: -#line 281 "parse-gram.y" - { yyval.assoc = left_assoc; } +/* Line 1742 of yacc.c */ +#line 396 "src/parse-gram.y" + { + symbol_list *list; + for (list = (yyvsp[0].list); list; list = list->next) + symbol_list_printer_set (list, (yyvsp[-1].code), (yylsp[-1])); + symbol_list_free ((yyvsp[0].list)); + } +/* Line 1742 of yacc.c */ +#line 2525 "src/parse-gram.c" break; case 40: -#line 282 "parse-gram.y" - { yyval.assoc = right_assoc; } +/* Line 1742 of yacc.c */ +#line 403 "src/parse-gram.y" + { + default_prec = true; + } +/* Line 1742 of yacc.c */ +#line 2535 "src/parse-gram.c" break; case 41: -#line 283 "parse-gram.y" - { yyval.assoc = non_assoc; } +/* Line 1742 of yacc.c */ +#line 407 "src/parse-gram.y" + { + default_prec = false; + } +/* Line 1742 of yacc.c */ +#line 2545 "src/parse-gram.c" break; case 42: -#line 287 "parse-gram.y" - { current_type = NULL; } +/* Line 1742 of yacc.c */ +#line 411 "src/parse-gram.y" + { + /* Do not invoke muscle_percent_code_grow here since it invokes + muscle_user_name_list_grow. */ + muscle_code_grow ("percent_code()", (yyvsp[0].chars), (yylsp[0])); + code_scanner_last_string_free (); + } +/* Line 1742 of yacc.c */ +#line 2558 "src/parse-gram.c" break; case 43: -#line 288 "parse-gram.y" - { current_type = yyvsp[0].string; } +/* Line 1742 of yacc.c */ +#line 418 "src/parse-gram.y" + { + muscle_percent_code_grow ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars), (yylsp[0])); + code_scanner_last_string_free (); + } +/* Line 1742 of yacc.c */ +#line 2569 "src/parse-gram.c" break; case 44: -#line 294 "parse-gram.y" - { yyval.list = symbol_list_new (yyvsp[0].symbol, yylsp[0]); } +/* Line 1742 of yacc.c */ +#line 432 "src/parse-gram.y" + {} +/* Line 1742 of yacc.c */ +#line 2577 "src/parse-gram.c" break; case 45: -#line 295 "parse-gram.y" - { yyval.list = symbol_list_prepend (yyvsp[-1].list, yyvsp[0].symbol, yylsp[0]); } +/* Line 1742 of yacc.c */ +#line 433 "src/parse-gram.y" + { muscle_code_grow ("union_name", (yyvsp[0].uniqstr), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2585 "src/parse-gram.c" break; case 46: -#line 301 "parse-gram.y" +/* Line 1742 of yacc.c */ +#line 438 "src/parse-gram.y" { - current_type = yyvsp[0].string; - } + union_seen = true; + muscle_code_grow ("stype", (yyvsp[0].chars), (yylsp[0])); + code_scanner_last_string_free (); + } +/* Line 1742 of yacc.c */ +#line 2597 "src/parse-gram.c" break; case 47: -#line 305 "parse-gram.y" - { - symbol_class_set (yyvsp[0].symbol, current_class, yylsp[0]); - symbol_type_set (yyvsp[0].symbol, current_type, yylsp[0]); - } +/* Line 1742 of yacc.c */ +#line 449 "src/parse-gram.y" + { current_class = nterm_sym; } +/* Line 1742 of yacc.c */ +#line 2605 "src/parse-gram.c" break; case 48: -#line 310 "parse-gram.y" +/* Line 1742 of yacc.c */ +#line 450 "src/parse-gram.y" { - 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]); + current_class = unknown_sym; + current_type = NULL; } +/* Line 1742 of yacc.c */ +#line 2616 "src/parse-gram.c" break; case 49: -#line 316 "parse-gram.y" - { - 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); - } +/* Line 1742 of yacc.c */ +#line 454 "src/parse-gram.y" + { current_class = token_sym; } +/* Line 1742 of yacc.c */ +#line 2624 "src/parse-gram.c" break; case 50: -#line 322 "parse-gram.y" +/* Line 1742 of yacc.c */ +#line 455 "src/parse-gram.y" { - 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); + current_class = unknown_sym; + current_type = NULL; } +/* Line 1742 of yacc.c */ +#line 2635 "src/parse-gram.c" break; case 51: -#line 333 "parse-gram.y" - {;} +/* Line 1742 of yacc.c */ +#line 460 "src/parse-gram.y" + { + symbol_list *list; + tag_seen = true; + for (list = (yyvsp[0].list); list; list = list->next) + symbol_type_set (list->content.sym, (yyvsp[-1].uniqstr), (yylsp[-1])); + symbol_list_free ((yyvsp[0].list)); + } +/* Line 1742 of yacc.c */ +#line 2649 "src/parse-gram.c" break; case 52: -#line 335 "parse-gram.y" - {;} +/* Line 1742 of yacc.c */ +#line 471 "src/parse-gram.y" + { + symbol_list *list; + ++current_prec; + for (list = (yyvsp[0].list); list; list = list->next) + { + symbol_type_set (list->content.sym, current_type, (yylsp[-1])); + symbol_precedence_set (list->content.sym, current_prec, (yyvsp[-2].assoc), (yylsp[-2])); + } + symbol_list_free ((yyvsp[0].list)); + current_type = NULL; + } +/* Line 1742 of yacc.c */ +#line 2667 "src/parse-gram.c" + break; + + case 53: +/* Line 1742 of yacc.c */ +#line 485 "src/parse-gram.y" + { (yyval.assoc) = left_assoc; } +/* Line 1742 of yacc.c */ +#line 2675 "src/parse-gram.c" + break; + + case 54: +/* Line 1742 of yacc.c */ +#line 486 "src/parse-gram.y" + { (yyval.assoc) = right_assoc; } +/* Line 1742 of yacc.c */ +#line 2683 "src/parse-gram.c" + break; + + case 55: +/* Line 1742 of yacc.c */ +#line 487 "src/parse-gram.y" + { (yyval.assoc) = non_assoc; } +/* Line 1742 of yacc.c */ +#line 2691 "src/parse-gram.c" break; case 56: -#line 354 "parse-gram.y" - { - if (yacc_flag) - complain_at (yyloc, _("POSIX forbids declarations in the grammar")); - } +/* Line 1742 of yacc.c */ +#line 488 "src/parse-gram.y" + { (yyval.assoc) = precedence_assoc; } +/* Line 1742 of yacc.c */ +#line 2699 "src/parse-gram.c" break; case 57: -#line 359 "parse-gram.y" - { - yyerrok; - } +/* Line 1742 of yacc.c */ +#line 492 "src/parse-gram.y" + { current_type = NULL; } +/* Line 1742 of yacc.c */ +#line 2707 "src/parse-gram.c" break; case 58: -#line 365 "parse-gram.y" - { current_lhs = yyvsp[-1].symbol; current_lhs_location = yylsp[-1]; } +/* Line 1742 of yacc.c */ +#line 493 "src/parse-gram.y" + { current_type = (yyvsp[0].uniqstr); tag_seen = true; } +/* Line 1742 of yacc.c */ +#line 2715 "src/parse-gram.c" break; case 59: -#line 366 "parse-gram.y" - {;} +/* Line 1742 of yacc.c */ +#line 499 "src/parse-gram.y" + { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2723 "src/parse-gram.c" break; case 60: -#line 370 "parse-gram.y" - { grammar_rule_end (yylsp[0]); } +/* Line 1742 of yacc.c */ +#line 501 "src/parse-gram.y" + { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); } +/* Line 1742 of yacc.c */ +#line 2731 "src/parse-gram.c" break; case 61: -#line 371 "parse-gram.y" - { grammar_rule_end (yylsp[0]); } +/* Line 1742 of yacc.c */ +#line 505 "src/parse-gram.y" + { (yyval.symbol) = (yyvsp[0].symbol); } +/* Line 1742 of yacc.c */ +#line 2739 "src/parse-gram.c" break; case 62: -#line 376 "parse-gram.y" - { grammar_rule_begin (current_lhs, current_lhs_location); } +/* Line 1742 of yacc.c */ +#line 506 "src/parse-gram.y" + { (yyval.symbol) = (yyvsp[-1].symbol); symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2747 "src/parse-gram.c" break; case 63: -#line 378 "parse-gram.y" - { grammar_current_rule_symbol_append (yyvsp[0].symbol, yylsp[0]); } +/* Line 1742 of yacc.c */ +#line 512 "src/parse-gram.y" + { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2755 "src/parse-gram.c" break; case 64: -#line 380 "parse-gram.y" - { grammar_current_rule_action_append (yyvsp[0].string, yylsp[0]); } +/* Line 1742 of yacc.c */ +#line 514 "src/parse-gram.y" + { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); } +/* Line 1742 of yacc.c */ +#line 2763 "src/parse-gram.c" break; case 65: -#line 382 "parse-gram.y" - { grammar_current_rule_prec_set (yyvsp[0].symbol, yylsp[0]); } +/* Line 1742 of yacc.c */ +#line 518 "src/parse-gram.y" + { (yyval.list) = (yyvsp[0].list); } +/* Line 1742 of yacc.c */ +#line 2771 "src/parse-gram.c" break; case 66: -#line 384 "parse-gram.y" - { grammar_current_rule_dprec_set (yyvsp[0].integer, yylsp[0]); } +/* Line 1742 of yacc.c */ +#line 519 "src/parse-gram.y" + { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), (yyvsp[0].list)); } +/* Line 1742 of yacc.c */ +#line 2779 "src/parse-gram.c" break; case 67: -#line 386 "parse-gram.y" - { grammar_current_rule_merge_set (yyvsp[0].string, yylsp[0]); } +/* Line 1742 of yacc.c */ +#line 523 "src/parse-gram.y" + { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2787 "src/parse-gram.c" break; case 68: -#line 390 "parse-gram.y" - { yyval.symbol = yyvsp[0].symbol; } +/* Line 1742 of yacc.c */ +#line 524 "src/parse-gram.y" + { (yyval.list) = symbol_list_type_new ((yyvsp[0].uniqstr), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2795 "src/parse-gram.c" break; case 69: -#line 391 "parse-gram.y" - { yyval.symbol = yyvsp[0].symbol; } +/* Line 1742 of yacc.c */ +#line 525 "src/parse-gram.y" + { (yyval.list) = symbol_list_default_tagged_new ((yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2803 "src/parse-gram.c" break; case 70: -#line 396 "parse-gram.y" - { yyval.string = yyvsp[0].string; } +/* Line 1742 of yacc.c */ +#line 526 "src/parse-gram.y" + { (yyval.list) = symbol_list_default_tagless_new ((yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2811 "src/parse-gram.c" break; case 71: -#line 402 "parse-gram.y" +/* Line 1742 of yacc.c */ +#line 532 "src/parse-gram.y" { - yyval.symbol = symbol_get (yyvsp[0].string, yylsp[0]); - symbol_class_set (yyval.symbol, token_sym, yylsp[0]); - } + current_type = (yyvsp[0].uniqstr); + tag_seen = true; + } +/* Line 1742 of yacc.c */ +#line 2822 "src/parse-gram.c" break; case 72: -#line 411 "parse-gram.y" +/* Line 1742 of yacc.c */ +#line 537 "src/parse-gram.y" { - yyval.string = yyvsp[0].string + 1; - yyval.string[strlen (yyval.string) - 1] = '\0'; - } + symbol_class_set ((yyvsp[0].symbol), current_class, (yylsp[0]), true); + symbol_type_set ((yyvsp[0].symbol), current_type, (yylsp[0])); + } +/* Line 1742 of yacc.c */ +#line 2833 "src/parse-gram.c" break; case 73: -#line 419 "parse-gram.y" +/* Line 1742 of yacc.c */ +#line 542 "src/parse-gram.y" { - yyval.string = xstrdup (""); + symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]), true); + symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1])); + symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2845 "src/parse-gram.c" break; case 74: -#line 423 "parse-gram.y" +/* Line 1742 of yacc.c */ +#line 548 "src/parse-gram.y" + { + symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]), true); + symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1])); + symbol_make_alias ((yyvsp[-1].symbol), (yyvsp[0].symbol), (yyloc)); + } +/* Line 1742 of yacc.c */ +#line 2857 "src/parse-gram.c" + break; + + case 75: +/* Line 1742 of yacc.c */ +#line 554 "src/parse-gram.y" { - yyval.string = yyvsp[0].string; + symbol_class_set ((yyvsp[-2].symbol), current_class, (yylsp[-2]), true); + symbol_type_set ((yyvsp[-2].symbol), current_type, (yylsp[-2])); + symbol_user_token_number_set ((yyvsp[-2].symbol), (yyvsp[-1].integer), (yylsp[-1])); + symbol_make_alias ((yyvsp[-2].symbol), (yyvsp[0].symbol), (yyloc)); } +/* Line 1742 of yacc.c */ +#line 2870 "src/parse-gram.c" break; + case 82: +/* Line 1742 of yacc.c */ +#line 584 "src/parse-gram.y" + { + yyerrok; + } +/* Line 1742 of yacc.c */ +#line 2880 "src/parse-gram.c" + break; + + case 83: +/* Line 1742 of yacc.c */ +#line 590 "src/parse-gram.y" + { current_lhs ((yyvsp[-1].symbol), (yylsp[-1]), (yyvsp[0].named_ref)); } +/* Line 1742 of yacc.c */ +#line 2888 "src/parse-gram.c" + break; + + case 84: +/* Line 1742 of yacc.c */ +#line 591 "src/parse-gram.y" + { + /* Free the current lhs. */ + current_lhs (0, (yylsp[-3]), 0); + } +/* Line 1742 of yacc.c */ +#line 2899 "src/parse-gram.c" + break; + + case 85: +/* Line 1742 of yacc.c */ +#line 598 "src/parse-gram.y" + { grammar_current_rule_end ((yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2907 "src/parse-gram.c" + break; + + case 86: +/* Line 1742 of yacc.c */ +#line 599 "src/parse-gram.y" + { grammar_current_rule_end ((yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2915 "src/parse-gram.c" + break; + + case 88: +/* Line 1742 of yacc.c */ +#line 605 "src/parse-gram.y" + { grammar_current_rule_begin (current_lhs_symbol, current_lhs_location, + current_lhs_named_ref); } +/* Line 1742 of yacc.c */ +#line 2924 "src/parse-gram.c" + break; + + case 89: +/* Line 1742 of yacc.c */ +#line 608 "src/parse-gram.y" + { grammar_current_rule_symbol_append ((yyvsp[-1].symbol), (yylsp[-1]), (yyvsp[0].named_ref)); } +/* Line 1742 of yacc.c */ +#line 2932 "src/parse-gram.c" + break; + + case 90: +/* Line 1742 of yacc.c */ +#line 610 "src/parse-gram.y" + { grammar_current_rule_action_append ((yyvsp[-1].code), (yylsp[-1]), (yyvsp[0].named_ref), false); } +/* Line 1742 of yacc.c */ +#line 2940 "src/parse-gram.c" + break; + + case 91: +/* Line 1742 of yacc.c */ +#line 612 "src/parse-gram.y" + { grammar_current_rule_action_append ((yyvsp[0].code), (yylsp[0]), NULL, true); } +/* Line 1742 of yacc.c */ +#line 2948 "src/parse-gram.c" + break; + + case 92: +/* Line 1742 of yacc.c */ +#line 614 "src/parse-gram.y" + { grammar_current_rule_prec_set ((yyvsp[0].symbol), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2956 "src/parse-gram.c" + break; + + case 93: +/* Line 1742 of yacc.c */ +#line 616 "src/parse-gram.y" + { grammar_current_rule_dprec_set ((yyvsp[0].integer), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2964 "src/parse-gram.c" + break; + + case 94: +/* Line 1742 of yacc.c */ +#line 618 "src/parse-gram.y" + { grammar_current_rule_merge_set ((yyvsp[0].uniqstr), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2972 "src/parse-gram.c" + break; + + case 95: +/* Line 1742 of yacc.c */ +#line 622 "src/parse-gram.y" + { (yyval.named_ref) = 0; } +/* Line 1742 of yacc.c */ +#line 2980 "src/parse-gram.c" + break; + + case 96: +/* Line 1742 of yacc.c */ +#line 624 "src/parse-gram.y" + { (yyval.named_ref) = named_ref_new((yyvsp[0].uniqstr), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 2988 "src/parse-gram.c" + break; + + case 98: +/* Line 1742 of yacc.c */ +#line 635 "src/parse-gram.y" + { (yyval.uniqstr) = uniqstr_new ((yyvsp[0].chars)); } +/* Line 1742 of yacc.c */ +#line 2996 "src/parse-gram.c" + break; + + case 99: +/* Line 1742 of yacc.c */ +#line 640 "src/parse-gram.y" + { (yyval.chars) = ""; } +/* Line 1742 of yacc.c */ +#line 3004 "src/parse-gram.c" + break; + + case 100: +/* Line 1742 of yacc.c */ +#line 641 "src/parse-gram.y" + { (yyval.chars) = (yyvsp[0].uniqstr); } +/* Line 1742 of yacc.c */ +#line 3012 "src/parse-gram.c" + break; + case 102: +/* Line 1742 of yacc.c */ +#line 652 "src/parse-gram.y" + { + code_props plain_code; + (yyvsp[0].code)[strlen ((yyvsp[0].code)) - 1] = '\n'; + code_props_plain_init (&plain_code, (yyvsp[0].code)+1, (yylsp[0])); + code_props_translate_code (&plain_code); + gram_scanner_last_string_free (); + (yyval.chars) = plain_code.code; } +/* Line 1742 of yacc.c */ +#line 3027 "src/parse-gram.c" + break; -/* Line 1031 of /tmp/prefix/share/bison/yacc.c. */ -#line 1621 "parse-gram.c" - - yyvsp -= yylen; - yyssp -= yylen; - yylsp -= yylen; + case 103: +/* Line 1742 of yacc.c */ +#line 672 "src/parse-gram.y" + { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 3035 "src/parse-gram.c" + break; -#if YYDEBUG - if (yydebug) + case 104: +/* Line 1742 of yacc.c */ +#line 674 "src/parse-gram.y" { - short *yyssp1 = yyss - 1; - YYFPRINTF (stderr, "state stack now"); - while (yyssp1 != yyssp) - YYFPRINTF (stderr, " %d", *++yyssp1); - YYFPRINTF (stderr, "\n"); + (yyval.symbol) = symbol_get (char_name ((yyvsp[0].character)), (yylsp[0])); + symbol_class_set ((yyval.symbol), token_sym, (yylsp[0]), false); + symbol_user_token_number_set ((yyval.symbol), (yyvsp[0].character), (yylsp[0])); } -#endif +/* Line 1742 of yacc.c */ +#line 3047 "src/parse-gram.c" + break; + + case 105: +/* Line 1742 of yacc.c */ +#line 682 "src/parse-gram.y" + { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); } +/* Line 1742 of yacc.c */ +#line 3055 "src/parse-gram.c" + break; + + case 108: +/* Line 1742 of yacc.c */ +#line 694 "src/parse-gram.y" + { + (yyval.symbol) = symbol_get (quotearg_style (c_quoting_style, (yyvsp[0].chars)), (yylsp[0])); + symbol_class_set ((yyval.symbol), token_sym, (yylsp[0]), false); + } +/* Line 1742 of yacc.c */ +#line 3066 "src/parse-gram.c" + break; + + case 110: +/* Line 1742 of yacc.c */ +#line 703 "src/parse-gram.y" + { + code_props plain_code; + code_props_plain_init (&plain_code, (yyvsp[0].chars), (yylsp[0])); + code_props_translate_code (&plain_code); + gram_scanner_last_string_free (); + muscle_code_grow ("epilogue", plain_code.code, (yylsp[0])); + code_scanner_last_string_free (); + } +/* Line 1742 of yacc.c */ +#line 3081 "src/parse-gram.c" + break; + + +/* Line 1742 of yacc.c */ +#line 3086 "src/parse-gram.c" + default: break; + } + if (yychar_backup != yychar) + YY_LAC_DISCARD ("yychar change"); + } + /* User semantic actions sometimes alter yychar, and that requires + that yytoken be updated with the new translation. We take the + approach of translating immediately before every use of yytoken. + One alternative is translating here after every semantic action, + but that translation would be missed if the semantic action invokes + YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or + if it invokes YYBACKUP. In the case of YYABORT or YYACCEPT, an + incorrect destructor might then be invoked immediately. In the + case of YYERROR or YYBACKUP, subsequent parser actions might lead + to an incorrect destructor call or verbose syntax error message + before the lookahead is translated. */ + YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc); + + YYPOPSTACK (yylen); + yylen = 0; + YY_STACK_PRINT (yyss, yyssp); *++yyvsp = yyval; *++yylsp = yyloc; @@ -1657,148 +3127,146 @@ yyreduce: | yyerrlab -- here on detecting error | `------------------------------------*/ yyerrlab: + /* Make sure we have latest lookahead translation. See comments at + user semantic actions for why this is necessary. */ + yytoken = yychar == YYEMPTY ? YYEMPTY : YYTRANSLATE (yychar); + /* If not already recovering from an error, report this error. */ if (!yyerrstatus) { ++yynerrs; -#if YYERROR_VERBOSE - yyn = yypact[yystate]; - - if (YYPACT_NINF < yyn && yyn < YYLAST) - { - YYSIZE_T yysize = 0; - int yytype = YYTRANSLATE (yychar); - char *yymsg; - int yyx, yycount; - - 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 && yyx != YYTERROR) - yysize += yystrlen (yytname[yyx]) + 15, yycount++; - yysize += yystrlen ("parse error, unexpected ") + 1; - yysize += yystrlen (yytname[yytype]); - yymsg = (char *) YYSTACK_ALLOC (yysize); - if (yymsg != 0) - { - char *yyp = yystpcpy (yymsg, "parse 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 && yyx != YYTERROR) - { - const char *yyq = ! yycount ? ", expecting " : " or "; - yyp = yystpcpy (yyp, yyq); - yyp = yystpcpy (yyp, yytname[yyx]); - yycount++; - } - } - yyerror (yymsg); - YYSTACK_FREE (yymsg); - } - else - yyerror ("parse error; also virtual memory exhausted"); - } - else -#endif /* YYERROR_VERBOSE */ - yyerror ("parse error"); +#if ! YYERROR_VERBOSE + yyerror (YY_("syntax error")); +#else +# define YYSYNTAX_ERROR yysyntax_error (&yymsg_alloc, &yymsg, \ + yyesa, &yyes, &yyes_capacity, \ + yyssp, yytoken) + { + char const *yymsgp = YY_("syntax error"); + int yysyntax_error_status; + if (yychar != YYEMPTY) + YY_LAC_ESTABLISH; + yysyntax_error_status = YYSYNTAX_ERROR; + if (yysyntax_error_status == 0) + yymsgp = yymsg; + else if (yysyntax_error_status == 1) + { + if (yymsg != yymsgbuf) + YYSTACK_FREE (yymsg); + yymsg = (char *) YYSTACK_ALLOC (yymsg_alloc); + if (!yymsg) + { + yymsg = yymsgbuf; + yymsg_alloc = sizeof yymsgbuf; + yysyntax_error_status = 2; + } + else + { + yysyntax_error_status = YYSYNTAX_ERROR; + yymsgp = yymsg; + } + } + yyerror (yymsgp); + if (yysyntax_error_status == 2) + goto yyexhaustedlab; + } +# undef YYSYNTAX_ERROR +#endif } - goto yyerrlab1; + yyerror_range[1] = yylloc; -/*----------------------------------------------------. -| yyerrlab1 -- error raised explicitly by an action. | -`----------------------------------------------------*/ -yyerrlab1: if (yyerrstatus == 3) { /* If just tried and failed to reuse lookahead token after an - error, discard it. */ + error, discard it. */ - /* Return failure if at end of input. */ - if (yychar == YYEOF) + if (yychar <= YYEOF) { - /* Pop the error token. */ - YYPOPSTACK; - /* Pop the rest of the stack. */ - while (yyss < yyssp) - { - YYDPRINTF ((stderr, "Error: popping ")); - YYDSYMPRINT ((stderr, - yystos[*yyssp], - *yyvsp, *yylsp)); - YYDPRINTF ((stderr, "\n")); - yydestruct (yystos[*yyssp], *yyvsp, *yylsp); - YYPOPSTACK; - } - YYABORT; + /* Return failure if at end of input. */ + if (yychar == YYEOF) + YYABORT; + } + else + { + yydestruct ("Error: discarding", + yytoken, &yylval, &yylloc); + yychar = YYEMPTY; } - - YYDPRINTF ((stderr, "Discarding token %d (%s).\n", - yychar, yytname[yychar1])); - yydestruct (yychar1, yylval, yylloc); - yychar = YYEMPTY; } /* Else will try to reuse lookahead token after shifting the error token. */ + goto yyerrlab1; + + +/*---------------------------------------------------. +| yyerrorlab -- error raised explicitly by YYERROR. | +`---------------------------------------------------*/ +yyerrorlab: + + /* Pacify compilers like GCC when the user code never invokes + YYERROR and the label yyerrorlab therefore never appears in user + code. */ + if (/*CONSTCOND*/ 0) + goto yyerrorlab; + + yyerror_range[1] = yylsp[1-yylen]; + /* Do not reclaim the symbols of the rule which action triggered + this YYERROR. */ + YYPOPSTACK (yylen); + yylen = 0; + YY_STACK_PRINT (yyss, yyssp); + yystate = *yyssp; + goto yyerrlab1; + - yyerrstatus = 3; /* Each real token shifted decrements this. */ +/*-------------------------------------------------------------. +| yyerrlab1 -- common code for both syntax error and YYERROR. | +`-------------------------------------------------------------*/ +yyerrlab1: + yyerrstatus = 3; /* Each real token shifted decrements this. */ for (;;) { yyn = yypact[yystate]; - if (yyn != YYPACT_NINF) - { - yyn += YYTERROR; - if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR) - { - yyn = yytable[yyn]; - if (0 < yyn) - break; - } - } + if (!yypact_value_is_default (yyn)) + { + yyn += YYTERROR; + if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR) + { + yyn = yytable[yyn]; + if (0 < yyn) + break; + } + } /* Pop the current state because it cannot handle the error token. */ if (yyssp == yyss) - YYABORT; - - YYDPRINTF ((stderr, "Error: popping ")); - YYDSYMPRINT ((stderr, - yystos[*yyssp], *yyvsp, *yylsp)); - YYDPRINTF ((stderr, "\n")); - - yydestruct (yystos[yystate], *yyvsp, *yylsp); - yyvsp--; - yystate = *--yyssp; - yylsp--; - -#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 + YYABORT; + + yyerror_range[1] = *yylsp; + yydestruct ("Error: popping", + yystos[yystate], yyvsp, yylsp); + YYPOPSTACK (1); + yystate = *yyssp; + YY_STACK_PRINT (yyss, yyssp); } - if (yyn == YYFINAL) - YYACCEPT; - - YYDPRINTF ((stderr, "Shifting error token, ")); + /* If the stack popping above didn't lose the initial context for the + current lookahead token, the shift below will for sure. */ + YY_LAC_DISCARD ("error recovery"); *++yyvsp = yylval; - *++yylsp = yylloc; + + yyerror_range[2] = yylloc; + /* Using YYLLOC is tempting, but would change the location of + the lookahead. YYLOC is available though. */ + YYLLOC_DEFAULT (yyloc, yyerror_range, 2); + *++yylsp = yyloc; + + /* Shift the error token. */ + YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp); yystate = yyn; goto yynewstate; @@ -1818,65 +3286,170 @@ yyabortlab: yyresult = 1; goto yyreturn; -#ifndef yyoverflow -/*----------------------------------------------. -| yyoverflowlab -- parser overflow comes here. | -`----------------------------------------------*/ -yyoverflowlab: - yyerror ("parser stack overflow"); +#if 1 +/*-------------------------------------------------. +| yyexhaustedlab -- memory exhaustion comes here. | +`-------------------------------------------------*/ +yyexhaustedlab: + yyerror (YY_("memory exhausted")); yyresult = 2; /* Fall through. */ #endif yyreturn: + if (yychar != YYEMPTY) + { + /* Make sure we have latest lookahead translation. See comments at + user semantic actions for why this is necessary. */ + yytoken = YYTRANSLATE (yychar); + yydestruct ("Cleanup: discarding lookahead", + yytoken, &yylval, &yylloc); + } + /* Do not reclaim the symbols of the rule which action triggered + this YYABORT or YYACCEPT. */ + YYPOPSTACK (yylen); + YY_STACK_PRINT (yyss, yyssp); + while (yyssp != yyss) + { + yydestruct ("Cleanup: popping", + yystos[*yyssp], yyvsp, yylsp); + YYPOPSTACK (1); + } #ifndef yyoverflow if (yyss != yyssa) YYSTACK_FREE (yyss); #endif - return yyresult; + if (yyes != yyesa) + YYSTACK_FREE (yyes); +#if YYERROR_VERBOSE + if (yymsg != yymsgbuf) + YYSTACK_FREE (yymsg); +#endif + /* Make sure YYID is used. */ + return YYID (yyresult); } +/* Line 2002 of yacc.c */ +#line 713 "src/parse-gram.y" -#line 432 "parse-gram.y" -/*------------------------------------------------------------------. -| When debugging the parser, display tokens' locations and values. | -`------------------------------------------------------------------*/ + +/* 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; + + /* SGI MIPSpro 7.4.1m miscompiles "loc.start = loc.end = rhs[n].end;". + The bug is fixed in 7.4.2m, but play it safe for now. */ + loc.start = rhs[n].end; + loc.end = rhs[n].end; + + /* Ignore empty nonterminals the start of 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; +} + + +static void +add_param (param_type type, char *decl, location loc) +{ + static char const alphanum[26 + 26 + 1 + 10] = + "abcdefghijklmnopqrstuvwxyz" + "ABCDEFGHIJKLMNOPQRSTUVWXYZ" + "_" + "0123456789"; + + char const *name_start = NULL; + { + char *p; + /* Stop on last actual character. */ + for (p = decl; p[1]; p++) + if ((p == decl + || ! memchr (alphanum, p[-1], sizeof alphanum)) + && memchr (alphanum, p[0], sizeof alphanum - 10)) + name_start = p; + + /* Strip the surrounding '{' and '}', and any blanks just inside + the braces. */ + while (*--p == ' ' || *p == '\t') + continue; + p[1] = '\0'; + while (*++decl == ' ' || *decl == '\t') + continue; + } + + if (! name_start) + complain_at (loc, _("missing identifier in parameter declaration")); + else + { + char *name; + size_t name_len; + + for (name_len = 1; + memchr (alphanum, name_start[name_len], sizeof alphanum); + name_len++) + continue; + + name = xmalloc (name_len + 1); + memcpy (name, name_start, name_len); + name[name_len] = '\0'; + if (type & param_lex) + muscle_pair_list_grow ("lex_param", decl, name); + if (type & param_parse) + muscle_pair_list_grow ("parse_param", decl, name); + free (name); + } + + gram_scanner_last_string_free (); +} + static void -yyprint (FILE *file, - int type, const yystype *value) +version_check (location const *loc, char const *version) { - fputc (' ', file); - switch (type) + if (strverscmp (version, PACKAGE_VERSION) > 0) { - case ID: - fprintf (file, " = %s", value->symbol->tag); - break; - - case INT: - fprintf (file, " = %d", value->integer); - break; - - case STRING: - fprintf (file, " = \"%s\"", value->string); - break; - - case TYPE: - fprintf (file, " = <%s>", value->string); - break; - - case BRACED_CODE: - case PROLOGUE: - case EPILOGUE: - fprintf (file, " = {{ %s }}", value->string); - break; + complain_at (*loc, "require bison %s, but have %s", + version, PACKAGE_VERSION); + exit (EX_MISMATCH); } } -void -gram_error (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) { - complain_at (*yylloc, "%s", msg); + return yytname[YYTRANSLATE (type)]; } +static char const * +char_name (char c) +{ + if (c == '\'') + return "'\\''"; + else + { + char buf[4]; + buf[0] = '\''; buf[1] = c; buf[2] = '\''; buf[3] = '\0'; + return quotearg_style (escape_quoting_style, buf); + } +}