X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/b4fb989f029e6e863129ed6d6fd2dfab7320d875..6130b75585cad5f4bb2ee78875a0bfe109b2a3e3:/src/parse-gram.c

diff --git a/src/parse-gram.c b/src/parse-gram.c
index 19a0252d..81985597 100644
--- a/src/parse-gram.c
+++ b/src/parse-gram.c
@@ -1,12 +1,14 @@
-/* A Bison parser, made by GNU Bison 2.0a.  */
+/* A Bison parser, made by GNU Bison 2.4.170-dd704.  */
 
-/* Skeleton parser for Yacc-like parsing with Bison,
-   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+/* Implementation for Bison's Yacc-like parsers in C
 
-   This program is free software; you can redistribute it and/or modify
+   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+   2007, 2008 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 +16,23 @@
    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 <http://www.gnu.org/licenses/>.  */
 
-/* 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.  */
+/* 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.
 
-/* Written by Richard Stallman by simplifying the original so called
-   ``semantic'' parser.  */
+   This special exception was added by the Free Software Foundation in
+   version 2.2 of Bison.  */
+
+/* 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
@@ -36,146 +44,48 @@
 /* Identify Bison output.  */
 #define YYBISON 1
 
+/* Bison version.  */
+#define YYBISON_VERSION "2.4.170-dd704"
+
 /* 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
 
 /* 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
-
-/* Tokens.  */
-#ifndef YYTOKENTYPE
-# define YYTOKENTYPE
-   /* Put the tokens into the symbol table, so that GDB and other debuggers
-      know about them.  */
-   enum yytokentype {
-     GRAM_EOF = 0,
-     STRING = 258,
-     INT = 259,
-     PERCENT_TOKEN = 260,
-     PERCENT_NTERM = 261,
-     PERCENT_TYPE = 262,
-     PERCENT_DESTRUCTOR = 263,
-     PERCENT_PRINTER = 264,
-     PERCENT_UNION = 265,
-     PERCENT_LEFT = 266,
-     PERCENT_RIGHT = 267,
-     PERCENT_NONASSOC = 268,
-     PERCENT_PREC = 269,
-     PERCENT_DPREC = 270,
-     PERCENT_MERGE = 271,
-     PERCENT_DEBUG = 272,
-     PERCENT_DEFAULT_PREC = 273,
-     PERCENT_DEFINE = 274,
-     PERCENT_DEFINES = 275,
-     PERCENT_ERROR_VERBOSE = 276,
-     PERCENT_EXPECT = 277,
-     PERCENT_EXPECT_RR = 278,
-     PERCENT_FILE_PREFIX = 279,
-     PERCENT_GLR_PARSER = 280,
-     PERCENT_INITIAL_ACTION = 281,
-     PERCENT_LEX_PARAM = 282,
-     PERCENT_LOCATIONS = 283,
-     PERCENT_NAME_PREFIX = 284,
-     PERCENT_NO_DEFAULT_PREC = 285,
-     PERCENT_NO_LINES = 286,
-     PERCENT_NONDETERMINISTIC_PARSER = 287,
-     PERCENT_OUTPUT = 288,
-     PERCENT_PARSE_PARAM = 289,
-     PERCENT_PURE_PARSER = 290,
-     PERCENT_SKELETON = 291,
-     PERCENT_START = 292,
-     PERCENT_TOKEN_TABLE = 293,
-     PERCENT_VERBOSE = 294,
-     PERCENT_YACC = 295,
-     TYPE = 296,
-     EQUAL = 297,
-     SEMICOLON = 298,
-     PIPE = 299,
-     ID = 300,
-     ID_COLON = 301,
-     PERCENT_PERCENT = 302,
-     PROLOGUE = 303,
-     EPILOGUE = 304,
-     BRACED_CODE = 305
-   };
-#endif
-#define GRAM_EOF 0
-#define STRING 258
-#define INT 259
-#define PERCENT_TOKEN 260
-#define PERCENT_NTERM 261
-#define PERCENT_TYPE 262
-#define PERCENT_DESTRUCTOR 263
-#define PERCENT_PRINTER 264
-#define PERCENT_UNION 265
-#define PERCENT_LEFT 266
-#define PERCENT_RIGHT 267
-#define PERCENT_NONASSOC 268
-#define PERCENT_PREC 269
-#define PERCENT_DPREC 270
-#define PERCENT_MERGE 271
-#define PERCENT_DEBUG 272
-#define PERCENT_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_FILE_PREFIX 279
-#define PERCENT_GLR_PARSER 280
-#define PERCENT_INITIAL_ACTION 281
-#define PERCENT_LEX_PARAM 282
-#define PERCENT_LOCATIONS 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_PARSE_PARAM 289
-#define PERCENT_PURE_PARSER 290
-#define PERCENT_SKELETON 291
-#define PERCENT_START 292
-#define PERCENT_TOKEN_TABLE 293
-#define PERCENT_VERBOSE 294
-#define PERCENT_YACC 295
-#define TYPE 296
-#define EQUAL 297
-#define SEMICOLON 298
-#define PIPE 299
-#define ID 300
-#define ID_COLON 301
-#define PERCENT_PERCENT 302
-#define PROLOGUE 303
-#define EPILOGUE 304
-#define BRACED_CODE 305
-
-
-
+#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 191 of yacc.c  */
 #line 1 "parse-gram.y"
 /* Bison Grammar Parser                             -*- C -*-
 
-   Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008 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
+   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 of the License, or
+   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,
@@ -184,11 +94,9 @@
    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 <http://www.gnu.org/licenses/>.  */
 
+#include <config.h>
 #include "system.h"
 
 #include "complain.h"
@@ -197,37 +105,53 @@
 #include "getargs.h"
 #include "gram.h"
 #include "muscle_tab.h"
-#include "output.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)
+	  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)
+	gram_error (&yylloc, Msg)
 static void gram_error (location const *, char const *);
 
-#define YYPRINT(File, Type, Value) \
-	print_token_value (File, Type, &Value)
-static void print_token_value (FILE *, int, YYSTYPE const *);
+static char const *char_name (char);
+
+/** Add a lex-param or a parse-param.
+ *
+ * \param type  \a lex_param or \a parse_param
+ * \param decl  the formal argument
+ * \param loc   the location in the source.
+ */
+static void add_param (char const *type, char *decl, location loc);
+
 
-static void add_param (char const *, char *, location);
+static symbol_class current_class = unknown_sym;
+static uniqstr current_type = NULL;
+static symbol *current_lhs;
+static location current_lhs_location;
+static int current_prec = 0;
 
-symbol_class current_class = unknown_sym;
-uniqstr current_type = 0;
-symbol *current_lhs;
-location current_lhs_location;
-assoc current_assoc;
-int current_prec = 0;
+#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 191 of yacc.c  */
+#line 154 "../../src/parse-gram.c"
+
 /* Enabling traces.  */
 #ifndef YYDEBUG
 # define YYDEBUG 1
@@ -241,24 +165,164 @@ int current_prec = 0;
 # define YYERROR_VERBOSE 1
 #endif
 
-#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
-#line 81 "parse-gram.y"
-typedef union YYSTYPE {
+/* Enabling the token table.  */
+#ifndef YYTOKEN_TABLE
+# define YYTOKEN_TABLE 0
+#endif
+
+
+/* Tokens.  */
+#ifndef YYTOKENTYPE
+# define YYTOKENTYPE
+   /* Put the tokens into the symbol table, so that GDB and other debuggers
+      know about them.  */
+   enum yytokentype {
+     GRAM_EOF = 0,
+     STRING = 258,
+     INT = 259,
+     PERCENT_TOKEN = 260,
+     PERCENT_NTERM = 261,
+     PERCENT_TYPE = 262,
+     PERCENT_DESTRUCTOR = 263,
+     PERCENT_PRINTER = 264,
+     PERCENT_LEFT = 265,
+     PERCENT_RIGHT = 266,
+     PERCENT_NONASSOC = 267,
+     PERCENT_PRECEDENCE = 268,
+     PERCENT_PREC = 269,
+     PERCENT_DPREC = 270,
+     PERCENT_MERGE = 271,
+     PERCENT_CODE = 272,
+     PERCENT_DEBUG = 273,
+     PERCENT_DEFAULT_PREC = 274,
+     PERCENT_DEFINE = 275,
+     PERCENT_DEFINES = 276,
+     PERCENT_ERROR_VERBOSE = 277,
+     PERCENT_EXPECT = 278,
+     PERCENT_EXPECT_RR = 279,
+     PERCENT_FILE_PREFIX = 280,
+     PERCENT_GLR_PARSER = 281,
+     PERCENT_INITIAL_ACTION = 282,
+     PERCENT_LANGUAGE = 283,
+     PERCENT_LEX_PARAM = 284,
+     PERCENT_LOCATIONS = 285,
+     PERCENT_NAME_PREFIX = 286,
+     PERCENT_NO_DEFAULT_PREC = 287,
+     PERCENT_NO_LINES = 288,
+     PERCENT_NONDETERMINISTIC_PARSER = 289,
+     PERCENT_OUTPUT = 290,
+     PERCENT_PARSE_PARAM = 291,
+     PERCENT_PURE_PARSER = 292,
+     PERCENT_REQUIRE = 293,
+     PERCENT_SKELETON = 294,
+     PERCENT_START = 295,
+     PERCENT_TOKEN_TABLE = 296,
+     PERCENT_VERBOSE = 297,
+     PERCENT_YACC = 298,
+     BRACED_CODE = 299,
+     CHAR = 300,
+     EPILOGUE = 301,
+     EQUAL = 302,
+     ID = 303,
+     ID_COLON = 304,
+     PERCENT_PERCENT = 305,
+     PIPE = 306,
+     PROLOGUE = 307,
+     SEMICOLON = 308,
+     TAG = 309,
+     TAG_ANY = 310,
+     TAG_NONE = 311,
+     PERCENT_UNION = 312
+   };
+#endif
+/* Tokens.  */
+#define GRAM_EOF 0
+#define STRING 258
+#define INT 259
+#define PERCENT_TOKEN 260
+#define PERCENT_NTERM 261
+#define PERCENT_TYPE 262
+#define PERCENT_DESTRUCTOR 263
+#define PERCENT_PRINTER 264
+#define PERCENT_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_CODE 272
+#define PERCENT_DEBUG 273
+#define PERCENT_DEFAULT_PREC 274
+#define PERCENT_DEFINE 275
+#define PERCENT_DEFINES 276
+#define PERCENT_ERROR_VERBOSE 277
+#define PERCENT_EXPECT 278
+#define PERCENT_EXPECT_RR 279
+#define PERCENT_FILE_PREFIX 280
+#define PERCENT_GLR_PARSER 281
+#define PERCENT_INITIAL_ACTION 282
+#define PERCENT_LANGUAGE 283
+#define PERCENT_LEX_PARAM 284
+#define PERCENT_LOCATIONS 285
+#define PERCENT_NAME_PREFIX 286
+#define PERCENT_NO_DEFAULT_PREC 287
+#define PERCENT_NO_LINES 288
+#define PERCENT_NONDETERMINISTIC_PARSER 289
+#define PERCENT_OUTPUT 290
+#define PERCENT_PARSE_PARAM 291
+#define PERCENT_PURE_PARSER 292
+#define PERCENT_REQUIRE 293
+#define PERCENT_SKELETON 294
+#define PERCENT_START 295
+#define PERCENT_TOKEN_TABLE 296
+#define PERCENT_VERBOSE 297
+#define PERCENT_YACC 298
+#define BRACED_CODE 299
+#define CHAR 300
+#define EPILOGUE 301
+#define EQUAL 302
+#define ID 303
+#define ID_COLON 304
+#define PERCENT_PERCENT 305
+#define PIPE 306
+#define PROLOGUE 307
+#define SEMICOLON 308
+#define TAG 309
+#define TAG_ANY 310
+#define TAG_NONE 311
+#define PERCENT_UNION 312
+
+
+
+
+#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
+typedef union YYSTYPE
+{
+
+/* Line 216 of yacc.c  */
+#line 92 "parse-gram.y"
+
   symbol *symbol;
   symbol_list *list;
   int integer;
-  char *chars;
+  char const *chars;
+  char *code;
   assoc assoc;
   uniqstr uniqstr;
+  unsigned char character;
+
+
+
+/* Line 216 of yacc.c  */
+#line 319 "../../src/parse-gram.c"
 } YYSTYPE;
-/* Line 191 of yacc.c.  */
-#line 256 "parse-gram.c"
+# define YYSTYPE_IS_TRIVIAL 1
 # define yystype YYSTYPE /* obsolescent; will be withdrawn */
 # define YYSTYPE_IS_DECLARED 1
-# define YYSTYPE_IS_TRIVIAL 1
 #endif
 
-#if ! defined (YYLTYPE) && ! defined (YYLTYPE_IS_DECLARED)
+#if ! defined YYLTYPE && ! defined YYLTYPE_IS_DECLARED
 typedef struct YYLTYPE
 {
   int first_line;
@@ -275,17 +339,94 @@ typedef struct YYLTYPE
 /* Copy the second part of user declarations.  */
 
 
-/* Line 214 of yacc.c.  */
-#line 280 "parse-gram.c"
+/* Line 266 of yacc.c  */
+#line 344 "../../src/parse-gram.c"
+
+#ifdef short
+# undef short
+#endif
+
+#ifdef YYTYPE_UINT8
+typedef YYTYPE_UINT8 yytype_uint8;
+#else
+typedef unsigned char yytype_uint8;
+#endif
+
+#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
+
+#ifdef YYTYPE_UINT16
+typedef YYTYPE_UINT16 yytype_uint16;
+#else
+typedef unsigned short int yytype_uint16;
+#endif
+
+#ifdef YYTYPE_INT16
+typedef YYTYPE_INT16 yytype_int16;
+#else
+typedef short int yytype_int16;
+#endif
+
+#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 <stddef.h> /* INFRINGES ON USER NAME SPACE */
+#  define YYSIZE_T size_t
+# else
+#  define YYSIZE_T unsigned int
+# endif
+#endif
 
-#if ! defined (yyoverflow) || YYERROR_VERBOSE
+#define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
 
-# ifndef YYFREE
-#  define YYFREE free
+#ifndef YY_
+# if YYENABLE_NLS
+#  if ENABLE_NLS
+#   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
+#   define YY_(msgid) dgettext ("bison-runtime", msgid)
+#  endif
 # endif
-# ifndef YYMALLOC
-#  define YYMALLOC malloc
+# 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 ! defined yyoverflow || YYERROR_VERBOSE
 
 /* The parser invokes alloca or malloc; define the necessary symbols.  */
 
@@ -293,37 +434,79 @@ typedef struct YYLTYPE
 #  if YYSTACK_USE_ALLOCA
 #   ifdef __GNUC__
 #    define YYSTACK_ALLOC __builtin_alloca
+#   elif defined __BUILTIN_VA_ARG_INCR
+#    include <alloca.h> /* INFRINGES ON USER NAME SPACE */
+#   elif defined _AIX
+#    define YYSTACK_ALLOC __alloca
+#   elif defined _MSC_VER
+#    include <malloc.h> /* INFRINGES ON USER NAME SPACE */
+#    define alloca _alloca
 #   else
 #    define YYSTACK_ALLOC alloca
+#    if ! defined _ALLOCA_H && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+#     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
+#     ifndef _STDLIB_H
+#      define _STDLIB_H 1
+#     endif
+#    endif
 #   endif
 #  endif
 # endif
 
 # ifdef YYSTACK_ALLOC
-   /* Pacify GCC's `empty if-body' warning. */
-#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
-# else
-#  if defined (__STDC__) || defined (__cplusplus)
-#   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
-#   define YYSIZE_T size_t
+   /* 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
 #  define YYSTACK_ALLOC YYMALLOC
 #  define YYSTACK_FREE YYFREE
+#  ifndef YYSTACK_ALLOC_MAXIMUM
+#   define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
+#  endif
+#  if (defined __cplusplus && ! defined _STDLIB_H \
+       && ! ((defined YYMALLOC || defined malloc) \
+	     && (defined YYFREE || defined free)))
+#   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
+#   ifndef _STDLIB_H
+#    define _STDLIB_H 1
+#   endif
+#  endif
+#  ifndef YYMALLOC
+#   define YYMALLOC malloc
+#   if ! defined malloc && ! defined _STDLIB_H && (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 _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+void free (void *); /* INFRINGES ON USER NAME SPACE */
+#   endif
+#  endif
 # endif
-#endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */
+#endif /* ! defined yyoverflow || YYERROR_VERBOSE */
 
 
-#if (! defined (yyoverflow) \
-     && (! defined (__cplusplus) \
-	 || (defined (YYLTYPE_IS_TRIVIAL) && YYLTYPE_IS_TRIVIAL \
-             && defined (YYSTYPE_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 int 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.  */
@@ -332,13 +515,13 @@ union yyalloc
 /* The size of an array large to enough to hold all stacks, each with
    N elements.  */
 # define YYSTACK_BYTES(N) \
-     ((N) * (sizeof (short int) + sizeof (YYSTYPE) + sizeof (YYLTYPE))	\
+     ((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 defined (__GNUC__) && 1 < __GNUC__
+#  if defined __GNUC__ && 1 < __GNUC__
 #   define YYCOPY(To, From, Count) \
       __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
 #  else
@@ -349,7 +532,7 @@ union yyalloc
 	  for (yyi = 0; yyi < (Count); yyi++)	\
 	    (To)[yyi] = (From)[yyi];		\
 	}					\
-      while (0)
+      while (YYID (0))
 #  endif
 # endif
 
@@ -358,48 +541,44 @@ union yyalloc
    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)					\
+# define YYSTACK_RELOCATE(Stack_alloc, Stack)				\
     do									\
       {									\
 	YYSIZE_T yynewbytes;						\
-	YYCOPY (&yyptr->Stack, Stack, yysize);				\
-	Stack = &yyptr->Stack;						\
+	YYCOPY (&yyptr->Stack_alloc, Stack, yysize);			\
+	Stack = &yyptr->Stack_alloc;					\
 	yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
 	yyptr += yynewbytes / sizeof (*yyptr);				\
       }									\
-    while (0)
+    while (YYID (0))
 
 #endif
 
-#if defined (__STDC__) || defined (__cplusplus)
-   typedef signed char yysigned_char;
-#else
-   typedef short int yysigned_char;
-#endif
-
-/* YYFINAL -- State number of the termination state. */
+/* YYFINAL -- State number of the termination state.  */
 #define YYFINAL  3
 /* YYLAST -- Last index in YYTABLE.  */
-#define YYLAST   158
-
-/* YYNTOKENS -- Number of terminals. */
-#define YYNTOKENS  51
-/* YYNNTS -- Number of nonterminals. */
-#define YYNNTS  25
-/* YYNRULES -- Number of rules. */
-#define YYNRULES  79
-/* YYNRULES -- Number of states. */
-#define YYNSTATES  108
-
-/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
+#define YYLAST   203
+
+/* YYNTOKENS -- Number of terminals.  */
+#define YYNTOKENS  58
+/* YYNNTS -- Number of nonterminals.  */
+#define YYNNTS  33
+/* YYNRULES -- Number of rules.  */
+#define YYNRULES  106
+/* YYNSTATES -- Number of states.  */
+#define YYNSTATES  144
+
+/* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned
+   by yylex, with out-of-bounds checking.  */
 #define YYUNDEFTOK  2
-#define YYMAXUTOK   305
+#define YYMAXUTOK   312
 
-#define YYTRANSLATE(YYX) 						\
+#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,
@@ -431,260 +610,292 @@ 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,    47,    48,    49,    50
+      45,    46,    47,    48,    49,    50,    51,    52,    53,    54,
+      55,    56,    57
 };
 
 #if YYDEBUG
 /* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
    YYRHS.  */
-static const unsigned char yyprhs[] =
+static const yytype_uint16 yyprhs[] =
 {
        0,     0,     3,     8,     9,    12,    14,    16,    18,    22,
-      24,    26,    29,    32,    36,    38,    40,    42,    44,    48,
-      50,    52,    56,    58,    60,    63,    65,    67,    69,    71,
-      73,    75,    78,    80,    83,    86,    88,    90,    91,    95,
-      96,   100,   104,   108,   110,   112,   114,   115,   117,   119,
-     122,   124,   126,   129,   132,   136,   138,   141,   143,   146,
-     148,   151,   154,   155,   159,   161,   165,   168,   169,   172,
-     175,   179,   183,   187,   189,   191,   193,   195,   197,   198
+      24,    27,    29,    32,    35,    38,    42,    44,    47,    50,
+      53,    55,    58,    62,    64,    66,    69,    73,    76,    78,
+      81,    84,    86,    88,    90,    92,    94,    96,    99,   103,
+     107,   109,   111,   114,   118,   119,   121,   125,   126,   130,
+     131,   135,   139,   143,   145,   147,   149,   151,   152,   154,
+     156,   159,   161,   164,   166,   169,   171,   174,   176,   178,
+     180,   182,   184,   186,   189,   192,   196,   198,   201,   203,
+     206,   208,   211,   214,   215,   219,   221,   225,   228,   229,
+     232,   235,   239,   243,   247,   249,   251,   252,   254,   256,
+     258,   260,   262,   264,   266,   268,   269
 };
 
-/* YYRHS -- A `-1'-separated list of the rules' RHS. */
-static const yysigned_char yyrhs[] =
+/* YYRHS -- A `-1'-separated list of the rules' RHS.  */
+static const yytype_int8 yyrhs[] =
 {
-      52,     0,    -1,    53,    47,    65,    75,    -1,    -1,    53,
-      54,    -1,    55,    -1,    48,    -1,    17,    -1,    19,    74,
-      74,    -1,    20,    -1,    21,    -1,    22,     4,    -1,    23,
-       4,    -1,    24,    42,    74,    -1,    25,    -1,    26,    -1,
-      27,    -1,    28,    -1,    29,    42,    74,    -1,    31,    -1,
-      32,    -1,    33,    42,    74,    -1,    34,    -1,    35,    -1,
-      36,    74,    -1,    38,    -1,    39,    -1,    40,    -1,    43,
-      -1,    59,    -1,    56,    -1,    37,    71,    -1,    10,    -1,
-       8,    62,    -1,     9,    62,    -1,    18,    -1,    30,    -1,
-      -1,     6,    57,    64,    -1,    -1,     5,    58,    64,    -1,
-       7,    41,    62,    -1,    60,    61,    62,    -1,    11,    -1,
-      12,    -1,    13,    -1,    -1,    41,    -1,    71,    -1,    62,
-      71,    -1,    41,    -1,    45,    -1,    45,     4,    -1,    45,
-      73,    -1,    45,     4,    73,    -1,    63,    -1,    64,    63,
-      -1,    66,    -1,    65,    66,    -1,    67,    -1,    55,    43,
-      -1,     1,    43,    -1,    -1,    46,    68,    69,    -1,    70,
-      -1,    69,    44,    70,    -1,    69,    43,    -1,    -1,    70,
-      71,    -1,    70,    72,    -1,    70,    14,    71,    -1,    70,
-      15,     4,    -1,    70,    16,    41,    -1,    45,    -1,    73,
-      -1,    50,    -1,     3,    -1,     3,    -1,    -1,    47,    49,
-      -1
+      59,     0,    -1,    60,    50,    77,    90,    -1,    -1,    60,
+      61,    -1,    62,    -1,    52,    -1,    18,    -1,    20,    83,
+      84,    -1,    21,    -1,    21,     3,    -1,    22,    -1,    23,
+       4,    -1,    24,     4,    -1,    25,     3,    -1,    25,    47,
+       3,    -1,    26,    -1,    27,    44,    -1,    28,     3,    -1,
+      29,    44,    -1,    30,    -1,    31,     3,    -1,    31,    47,
+       3,    -1,    33,    -1,    34,    -1,    35,     3,    -1,    35,
+      47,     3,    -1,    36,    44,    -1,    37,    -1,    38,     3,
+      -1,    39,     3,    -1,    41,    -1,    42,    -1,    43,    -1,
+      53,    -1,    67,    -1,    64,    -1,    40,    88,    -1,     8,
+      44,    73,    -1,     9,    44,    73,    -1,    19,    -1,    32,
+      -1,    17,    85,    -1,    17,    48,    85,    -1,    -1,    48,
+      -1,    57,    63,    85,    -1,    -1,     6,    65,    76,    -1,
+      -1,     5,    66,    76,    -1,     7,    54,    72,    -1,    68,
+      69,    70,    -1,    10,    -1,    11,    -1,    12,    -1,    13,
+      -1,    -1,    54,    -1,    71,    -1,    70,    71,    -1,    88,
+      -1,    88,     4,    -1,    88,    -1,    72,    88,    -1,    74,
+      -1,    73,    74,    -1,    88,    -1,    54,    -1,    55,    -1,
+      56,    -1,    54,    -1,    86,    -1,    86,     4,    -1,    86,
+      89,    -1,    86,     4,    89,    -1,    75,    -1,    76,    75,
+      -1,    78,    -1,    77,    78,    -1,    79,    -1,    62,    53,
+      -1,     1,    53,    -1,    -1,    87,    80,    81,    -1,    82,
+      -1,    81,    51,    82,    -1,    81,    53,    -1,    -1,    82,
+      88,    -1,    82,    44,    -1,    82,    14,    88,    -1,    82,
+      15,     4,    -1,    82,    16,    54,    -1,    48,    -1,     3,
+      -1,    -1,     3,    -1,    44,    -1,    48,    -1,    45,    -1,
+      49,    -1,    86,    -1,    89,    -1,     3,    -1,    -1,    50,
+      46,    -1
 };
 
 /* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
-static const unsigned short int yyrline[] =
+static const yytype_uint16 yyrline[] =
 {
-       0,   174,   174,   182,   184,   188,   189,   190,   191,   192,
-     193,   194,   195,   196,   197,   202,   206,   207,   208,   209,
-     210,   211,   212,   213,   214,   215,   216,   217,   218,   222,
-     223,   224,   228,   234,   241,   248,   252,   259,   259,   264,
-     264,   269,   279,   294,   295,   296,   300,   301,   307,   308,
-     313,   317,   322,   328,   334,   345,   346,   355,   356,   362,
-     363,   368,   375,   375,   379,   380,   381,   386,   387,   389,
-     391,   393,   395,   400,   401,   405,   411,   420,   427,   429
+       0,   203,   203,   211,   213,   217,   218,   228,   229,   233,
+     234,   239,   240,   241,   242,   243,   244,   249,   258,   259,
+     260,   261,   262,   263,   264,   265,   266,   267,   268,   281,
+     282,   306,   307,   308,   309,   313,   314,   315,   319,   326,
+     333,   337,   341,   348,   363,   364,   368,   380,   380,   385,
+     385,   390,   401,   416,   417,   418,   419,   423,   424,   429,
+     431,   436,   437,   442,   444,   449,   450,   454,   455,   456,
+     457,   462,   467,   472,   478,   484,   495,   496,   505,   506,
+     512,   513,   514,   521,   521,   525,   526,   527,   532,   533,
+     535,   537,   539,   541,   551,   552,   558,   561,   570,   590,
+     592,   601,   606,   607,   612,   619,   621
 };
 #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", "$undefined", "\"string\"", "\"integer\"",
-  "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%destructor {...}\"",
-  "\"%printer {...}\"", "\"%union {...}\"", "\"%left\"", "\"%right\"",
-  "\"%nonassoc\"", "\"%prec\"", "\"%dprec\"", "\"%merge\"", "\"%debug\"",
-  "\"%default-prec\"", "\"%define\"", "\"%defines\"", "\"%error-verbose\"",
-  "\"%expect\"", "\"%expect-rr\"", "\"%file-prefix\"", "\"%glr-parser\"",
-  "\"%initial-action {...}\"", "\"%lex-param {...}\"", "\"%locations\"",
-  "\"%name-prefix\"", "\"%no-default-prec\"", "\"%no-lines\"",
-  "\"%nondeterministic-parser\"", "\"%output\"", "\"%parse-param {...}\"",
-  "\"%pure-parser\"", "\"%skeleton\"", "\"%start\"", "\"%token-table\"",
-  "\"%verbose\"", "\"%yacc\"", "\"type\"", "\"=\"", "\";\"", "\"|\"",
-  "\"identifier\"", "\"identifier:\"", "\"%%\"", "\"%{...%}\"",
-  "\"epilogue\"", "\"{...}\"", "$accept", "input", "declarations",
-  "declaration", "grammar_declaration", "symbol_declaration", "@1", "@2",
-  "precedence_declaration", "precedence_declarator", "type.opt",
-  "symbols.1", "symbol_def", "symbol_defs.1", "grammar",
-  "rules_or_grammar_declaration", "rules", "@3", "rhses.1", "rhs",
-  "symbol", "action", "string_as_id", "string_content", "epilogue.opt", 0
+  "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%destructor\"",
+  "\"%printer\"", "\"%left\"", "\"%right\"", "\"%nonassoc\"",
+  "\"%precedence\"", "\"%prec\"", "\"%dprec\"", "\"%merge\"", "\"%code\"",
+  "\"%debug\"", "\"%default-prec\"", "\"%define\"", "\"%defines\"",
+  "\"%error-verbose\"", "\"%expect\"", "\"%expect-rr\"",
+  "\"%file-prefix\"", "\"%glr-parser\"", "\"%initial-action\"",
+  "\"%language\"", "\"%lex-param\"", "\"%locations\"", "\"%name-prefix\"",
+  "\"%no-default-prec\"", "\"%no-lines\"", "\"%nondeterministic-parser\"",
+  "\"%output\"", "\"%parse-param\"", "\"%pure-parser\"", "\"%require\"",
+  "\"%skeleton\"", "\"%start\"", "\"%token-table\"", "\"%verbose\"",
+  "\"%yacc\"", "\"{...}\"", "\"char\"", "\"epilogue\"", "\"=\"",
+  "\"identifier\"", "\"identifier:\"", "\"%%\"", "\"|\"", "\"%{...%}\"",
+  "\";\"", "\"<tag>\"", "\"<*>\"", "\"<>\"", "\"%union\"", "$accept",
+  "input", "prologue_declarations", "prologue_declaration",
+  "grammar_declaration", "union_name", "symbol_declaration", "$@1", "$@2",
+  "precedence_declaration", "precedence_declarator", "tag.opt",
+  "symbols.prec", "symbol.prec", "symbols.1", "generic_symlist",
+  "generic_symlist_item", "symbol_def", "symbol_defs.1", "grammar",
+  "rules_or_grammar_declaration", "rules", "$@3", "rhses.1", "rhs",
+  "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 int 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,   302,   303,   304,
-     305
+     305,   306,   307,   308,   309,   310,   311,   312
 };
 # endif
 
 /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
-static const unsigned char yyr1[] =
+static const yytype_uint8 yyr1[] =
 {
-       0,    51,    52,    53,    53,    54,    54,    54,    54,    54,
-      54,    54,    54,    54,    54,    54,    54,    54,    54,    54,
-      54,    54,    54,    54,    54,    54,    54,    54,    54,    55,
-      55,    55,    55,    55,    55,    55,    55,    57,    56,    58,
-      56,    56,    59,    60,    60,    60,    61,    61,    62,    62,
-      63,    63,    63,    63,    63,    64,    64,    65,    65,    66,
-      66,    66,    68,    67,    69,    69,    69,    70,    70,    70,
-      70,    70,    70,    71,    71,    72,    73,    74,    75,    75
+       0,    58,    59,    60,    60,    61,    61,    61,    61,    61,
+      61,    61,    61,    61,    61,    61,    61,    61,    61,    61,
+      61,    61,    61,    61,    61,    61,    61,    61,    61,    61,
+      61,    61,    61,    61,    61,    62,    62,    62,    62,    62,
+      62,    62,    62,    62,    63,    63,    62,    65,    64,    66,
+      64,    64,    67,    68,    68,    68,    68,    69,    69,    70,
+      70,    71,    71,    72,    72,    73,    73,    74,    74,    74,
+      74,    75,    75,    75,    75,    75,    76,    76,    77,    77,
+      78,    78,    78,    80,    79,    81,    81,    81,    82,    82,
+      82,    82,    82,    82,    83,    83,    84,    84,    85,    86,
+      86,    87,    88,    88,    89,    90,    90
 };
 
 /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
-static const unsigned char yyr2[] =
+static const yytype_uint8 yyr2[] =
 {
        0,     2,     4,     0,     2,     1,     1,     1,     3,     1,
-       1,     2,     2,     3,     1,     1,     1,     1,     3,     1,
-       1,     3,     1,     1,     2,     1,     1,     1,     1,     1,
-       1,     2,     1,     2,     2,     1,     1,     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,     3,     1,     3,     2,     0,     2,     2,
-       3,     3,     3,     1,     1,     1,     1,     1,     0,     2
+       2,     1,     2,     2,     2,     3,     1,     2,     2,     2,
+       1,     2,     3,     1,     1,     2,     3,     2,     1,     2,
+       2,     1,     1,     1,     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,     3,     1,     3,     2,     0,     2,
+       2,     3,     3,     3,     1,     1,     0,     1,     1,     1,
+       1,     1,     1,     1,     1,     0,     2
 };
 
 /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
    STATE-NUM when YYTABLE doesn't specify something else to do.  Zero
    means the default is an error.  */
-static const unsigned char yydefact[] =
+static const yytype_uint8 yydefact[] =
 {
-       3,     0,     0,     1,    39,    37,     0,     0,     0,    32,
-      43,    44,    45,     7,    35,     0,     9,    10,     0,     0,
-       0,    14,    15,    16,    17,     0,    36,    19,    20,     0,
-      22,    23,     0,     0,    25,    26,    27,    28,     0,     6,
-       4,     5,    30,    29,    46,     0,     0,     0,    76,    73,
-      33,    48,    74,    34,    77,     0,    11,    12,     0,     0,
-       0,    24,    31,     0,    62,     0,     0,    57,    59,    47,
-       0,    50,    51,    55,    40,    38,    41,    49,     8,    13,
-      18,    21,    61,    67,    60,     0,    58,     2,    42,    52,
-      53,    56,    63,    64,    79,    54,    66,    67,     0,     0,
-       0,    75,    68,    69,    65,    70,    71,    72
+       3,     0,     0,     1,    49,    47,     0,     0,     0,    53,
+      54,    55,    56,     0,     7,    40,     0,     9,    11,     0,
+       0,     0,    16,     0,     0,     0,    20,     0,    41,    23,
+      24,     0,     0,    28,     0,     0,     0,    31,    32,    33,
+       0,     6,    34,    44,     4,     5,    36,    35,    57,     0,
+       0,     0,     0,     0,    98,     0,    42,    95,    94,    96,
+      10,    12,    13,    14,     0,    17,    18,    19,    21,     0,
+      25,     0,    27,    29,    30,   104,   100,    99,   102,    37,
+     103,     0,   101,     0,     0,    78,    80,    83,    45,     0,
+      58,     0,    71,    76,    50,    72,    48,    51,    63,    68,
+      69,    70,    38,    65,    67,    39,    43,    97,     8,    15,
+      22,    26,    82,    81,     0,    79,     2,    88,    46,    52,
+      59,    61,    77,    73,    74,    64,    66,   106,    84,    85,
+      60,    62,    75,    88,    87,     0,     0,     0,    90,    89,
+      86,    91,    92,    93
 };
 
-/* YYDEFGOTO[NTERM-NUM]. */
-static const yysigned_char yydefgoto[] =
+/* YYDEFGOTO[NTERM-NUM].  */
+static const yytype_int16 yydefgoto[] =
 {
-      -1,     1,     2,    40,    65,    42,    46,    45,    43,    44,
-      70,    50,    73,    74,    66,    67,    68,    83,    92,    93,
-      51,   103,    52,    55,    87
+      -1,     1,     2,    44,    83,    89,    46,    50,    49,    47,
+      48,    91,   119,   120,    97,   102,   103,    93,    94,    84,
+      85,    86,   117,   128,   129,    59,   108,    56,    78,    87,
+     104,    80,   116
 };
 
 /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
    STATE-NUM.  */
-#define YYPACT_NINF -67
-static const yysigned_char yypact[] =
+#define YYPACT_NINF -81
+static const yytype_int16 yypact[] =
 {
-     -67,     5,   110,   -67,   -67,   -67,   -34,     0,     0,   -67,
-     -67,   -67,   -67,   -67,   -67,    13,   -67,   -67,    20,    31,
-     -17,   -67,   -67,   -67,   -67,    -6,   -67,   -67,   -67,    -5,
-     -67,   -67,    13,     0,   -67,   -67,   -67,   -67,    68,   -67,
-     -67,   -67,   -67,   -67,    -3,   -37,   -37,     0,   -67,   -67,
-       0,   -67,   -67,     0,   -67,    13,   -67,   -67,    13,    13,
-      13,   -67,   -67,    -2,   -67,     3,    21,   -67,   -67,   -67,
-       0,   -67,     6,   -67,   -37,   -37,     0,   -67,   -67,   -67,
-     -67,   -67,   -67,   -67,   -67,     1,   -67,   -67,     0,    39,
-     -67,   -67,   -32,    -1,   -67,   -67,   -67,   -67,     0,    43,
-       7,   -67,   -67,   -67,    -1,   -67,   -67,   -67
+     -81,    23,   111,   -81,   -81,   -81,   -28,   -12,    -8,   -81,
+     -81,   -81,   -81,   -13,   -81,   -81,    14,    43,   -81,    48,
+      49,     2,   -81,    10,    53,    34,   -81,    13,   -81,   -81,
+     -81,    26,    36,   -81,    54,    78,     0,   -81,   -81,   -81,
+      58,   -81,   -81,    41,   -81,   -81,   -81,   -81,    28,   -24,
+     -24,     0,    31,    31,   -81,    44,   -81,   -81,   -81,    81,
+     -81,   -81,   -81,   -81,    88,   -81,   -81,   -81,   -81,    89,
+     -81,    91,   -81,   -81,   -81,   -81,   -81,   -81,   -81,   -81,
+     -81,    42,   -81,    47,     1,   -81,   -81,   -81,   -81,    44,
+     -81,     0,   -81,   -81,   -24,    40,   -24,     0,   -81,   -81,
+     -81,   -81,    31,   -81,   -81,    31,   -81,   -81,   -81,   -81,
+     -81,   -81,   -81,   -81,    50,   -81,   -81,   -81,   -81,     0,
+     -81,    93,   -81,    98,   -81,   -81,   -81,   -81,   -14,   155,
+     -81,   -81,   -81,   -81,   -81,     0,    99,    51,   -81,   -81,
+     155,   -81,   -81,   -81
 };
 
 /* YYPGOTO[NTERM-NUM].  */
-static const yysigned_char yypgoto[] =
+static const yytype_int8 yypgoto[] =
 {
-     -67,   -67,   -67,   -67,    50,   -67,   -67,   -67,   -67,   -67,
-     -67,    -7,   -56,     8,   -67,   -13,   -67,   -67,   -67,   -41,
-     -33,   -67,   -66,    29,   -67
+     -81,   -81,   -81,   -81,   100,   -81,   -81,   -81,   -81,   -81,
+     -81,   -81,   -81,   -11,   -81,    56,   -80,   -54,    60,   -81,
+      22,   -81,   -81,   -81,   -21,   -81,   -81,   -51,   -22,   -81,
+     -36,   -76,   -81
 };
 
 /* 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, syntax error.  */
-#define YYTABLE_NINF -79
-static const yysigned_char yytable[] =
+#define YYTABLE_NINF -106
+static const yytype_int16 yytable[] =
 {
-      62,    53,    48,    48,    71,     3,    90,    47,    72,    48,
-      89,    96,    97,    98,    99,   100,    54,    77,    91,    91,
-      77,   -78,    63,    95,    56,    58,     4,     5,     6,     7,
-       8,     9,    10,    11,    12,    57,    59,    60,    69,    14,
-      76,    82,    48,    77,    49,    49,    84,   106,   107,   101,
-      94,    26,    41,    86,    75,    77,   104,     0,    33,     0,
-     102,    61,     0,    88,     0,   105,     0,    64,    85,    63,
-       0,   102,     0,     4,     5,     6,     7,     8,     9,    10,
-      11,    12,     0,     0,    78,     0,    14,    79,    80,    81,
-       0,     0,     0,     0,     0,     0,     0,     0,    26,     0,
-       0,     0,     0,     0,     0,    33,     0,     0,     0,     0,
-       0,     0,     0,     0,    64,     4,     5,     6,     7,     8,
-       9,    10,    11,    12,     0,     0,     0,    13,    14,    15,
-      16,    17,    18,    19,    20,    21,    22,    23,    24,    25,
-      26,    27,    28,    29,    30,    31,    32,    33,    34,    35,
-      36,     0,     0,    37,     0,     0,     0,    38,    39
+      79,  -105,    81,    75,   106,    63,     4,     5,     6,     7,
+       8,     9,    10,    11,    12,    98,    68,    57,    13,   124,
+      15,    76,   126,     3,    77,   126,    51,    95,    95,    70,
+      92,    54,    52,    28,    75,    55,    53,   133,   118,   134,
+     122,    36,   122,    75,   123,    76,    60,   132,    77,    64,
+      82,   114,    61,    62,    65,   121,    66,    73,    43,    81,
+      69,   125,    58,     4,     5,     6,     7,     8,     9,    10,
+      11,    12,    95,    71,    95,    13,    76,    15,    67,    77,
+      72,    74,    90,   121,   107,    99,   100,   101,    54,    88,
+      28,   109,   110,   139,   111,   112,   127,   131,    36,   141,
+     113,    75,    45,   142,   139,   143,   115,    82,   130,   105,
+      96,     0,   140,     0,     0,    43,     4,     5,     6,     7,
+       8,     9,    10,    11,    12,     0,     0,     0,    13,    14,
+      15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
+      25,    26,    27,    28,    29,    30,    31,    32,    33,    34,
+      35,    36,    37,    38,    39,     0,     0,     0,    75,     0,
+       0,    40,     0,    41,    42,     0,     0,     0,    43,   135,
+     136,   137,     0,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,     0,   138,
+      76,     0,     0,    77
 };
 
-static const yysigned_char yycheck[] =
+static const yytype_int16 yycheck[] =
 {
-      33,     8,     3,     3,    41,     0,    72,    41,    45,     3,
-       4,    43,    44,    14,    15,    16,     3,    50,    74,    75,
-      53,     0,     1,    89,     4,    42,     5,     6,     7,     8,
-       9,    10,    11,    12,    13,     4,    42,    42,    41,    18,
-      47,    43,     3,    76,    45,    45,    43,     4,    41,    50,
-      49,    30,     2,    66,    46,    88,    97,    -1,    37,    -1,
-      93,    32,    -1,    70,    -1,    98,    -1,    46,    47,     1,
-      -1,   104,    -1,     5,     6,     7,     8,     9,    10,    11,
-      12,    13,    -1,    -1,    55,    -1,    18,    58,    59,    60,
-      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    30,    -1,
-      -1,    -1,    -1,    -1,    -1,    37,    -1,    -1,    -1,    -1,
-      -1,    -1,    -1,    -1,    46,     5,     6,     7,     8,     9,
-      10,    11,    12,    13,    -1,    -1,    -1,    17,    18,    19,
-      20,    21,    22,    23,    24,    25,    26,    27,    28,    29,
-      30,    31,    32,    33,    34,    35,    36,    37,    38,    39,
-      40,    -1,    -1,    43,    -1,    -1,    -1,    47,    48
+      36,     0,     1,     3,    55,     3,     5,     6,     7,     8,
+       9,    10,    11,    12,    13,    51,     3,     3,    17,    95,
+      19,    45,   102,     0,    48,   105,    54,    49,    50,     3,
+      54,    44,    44,    32,     3,    48,    44,    51,    89,    53,
+      94,    40,    96,     3,     4,    45,     3,   123,    48,    47,
+      49,    50,     4,     4,    44,    91,     3,     3,    57,     1,
+      47,    97,    48,     5,     6,     7,     8,     9,    10,    11,
+      12,    13,    94,    47,    96,    17,    45,    19,    44,    48,
+      44,     3,    54,   119,     3,    54,    55,    56,    44,    48,
+      32,     3,     3,   129,     3,    53,    46,     4,    40,   135,
+      53,     3,     2,     4,   140,    54,    84,    49,   119,    53,
+      50,    -1,   133,    -1,    -1,    57,     5,     6,     7,     8,
+       9,    10,    11,    12,    13,    -1,    -1,    -1,    17,    18,
+      19,    20,    21,    22,    23,    24,    25,    26,    27,    28,
+      29,    30,    31,    32,    33,    34,    35,    36,    37,    38,
+      39,    40,    41,    42,    43,    -1,    -1,    -1,     3,    -1,
+      -1,    50,    -1,    52,    53,    -1,    -1,    -1,    57,    14,
+      15,    16,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
+      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
+      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    44,
+      45,    -1,    -1,    48
 };
 
 /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
    symbol of state STATE-NUM.  */
-static const unsigned char yystos[] =
+static const yytype_uint8 yystos[] =
 {
-       0,    52,    53,     0,     5,     6,     7,     8,     9,    10,
+       0,    59,    60,     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,    40,    43,    47,    48,
-      54,    55,    56,    59,    60,    58,    57,    41,     3,    45,
-      62,    71,    73,    62,     3,    74,     4,     4,    42,    42,
-      42,    74,    71,     1,    46,    55,    65,    66,    67,    41,
-      61,    41,    45,    63,    64,    64,    62,    71,    74,    74,
-      74,    74,    43,    68,    43,    47,    66,    75,    62,     4,
-      73,    63,    69,    70,    49,    73,    43,    44,    14,    15,
-      16,    50,    71,    72,    70,    71,     4,    41
+      34,    35,    36,    37,    38,    39,    40,    41,    42,    43,
+      50,    52,    53,    57,    61,    62,    64,    67,    68,    66,
+      65,    54,    44,    44,    44,    48,    85,     3,    48,    83,
+       3,     4,     4,     3,    47,    44,     3,    44,     3,    47,
+       3,    47,    44,     3,     3,     3,    45,    48,    86,    88,
+      89,     1,    49,    62,    77,    78,    79,    87,    48,    63,
+      54,    69,    54,    75,    76,    86,    76,    72,    88,    54,
+      55,    56,    73,    74,    88,    73,    85,     3,    84,     3,
+       3,     3,    53,    53,    50,    78,    90,    80,    85,    70,
+      71,    88,    75,     4,    89,    88,    74,    46,    81,    82,
+      71,     4,    89,    51,    53,    14,    15,    16,    44,    88,
+      82,    88,     4,    54
 };
 
-#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 <stddef.h> /* 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)
@@ -710,15 +921,15 @@ do								\
       yychar = (Token);						\
       yylval = (Value);						\
       yytoken = YYTRANSLATE (yychar);				\
-      YYPOPSTACK;						\
+      YYPOPSTACK (1);						\
       goto yybackup;						\
     }								\
   else								\
-    { 								\
-      yyerror ("syntax error: cannot back up");\
+    {								\
+      yyerror (YY_("syntax error: cannot back up")); \
       YYERROR;							\
     }								\
-while (0)
+while (YYID (0))
 
 
 #define YYTERROR	1
@@ -733,7 +944,7 @@ while (0)
 #ifndef YYLLOC_DEFAULT
 # define YYLLOC_DEFAULT(Current, Rhs, N)				\
     do									\
-      if (N)								\
+      if (YYID (N))                                                    \
 	{								\
 	  (Current).first_line   = YYRHSLOC (Rhs, 1).first_line;	\
 	  (Current).first_column = YYRHSLOC (Rhs, 1).first_column;	\
@@ -747,7 +958,7 @@ while (0)
 	  (Current).first_column = (Current).last_column =		\
 	    YYRHSLOC (Rhs, 0).last_column;				\
 	}								\
-    while (0)
+    while (YYID (0))
 #endif
 
 
@@ -759,8 +970,8 @@ while (0)
 # if 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)
+	      (Loc).first_line, (Loc).first_column,	\
+	      (Loc).last_line,  (Loc).last_column)
 # else
 #  define YY_LOCATION_PRINT(File, Loc) ((void) 0)
 # endif
@@ -787,37 +998,249 @@ while (0)
 do {						\
   if (yydebug)					\
     YYFPRINTF Args;				\
-} while (0)
+} while (YYID (0))
 
-# define YY_SYMBOL_PRINT(Title, Type, Value, Location)		\
-do {								\
-  if (yydebug)							\
-    {								\
-      YYFPRINTF (stderr, "%s ", Title);				\
-      yysymprint (stderr, 					\
-                  Type, Value, Location);	\
-      YYFPRINTF (stderr, "\n");					\
-    }								\
-} while (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
+{
+  if (!yyvaluep)
+    return;
+  YYUSE (yylocationp);
+# ifdef YYPRINT
+  if (yytype < YYNTOKENS)
+    YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
+# else
+  YYUSE (yyoutput);
+# endif
+  switch (yytype)
+    {
+      case 3: /* "\"string\"" */
+
+/* Line 719 of yacc.c  */
+#line 181 "parse-gram.y"
+	{ fputs (quotearg_style (c_quoting_style, ((*yyvaluep).chars)), stderr); };
+
+/* Line 719 of yacc.c  */
+#line 1052 "../../src/parse-gram.c"
+	break;
+      case 4: /* "\"integer\"" */
+
+/* Line 719 of yacc.c  */
+#line 192 "parse-gram.y"
+	{ fprintf (stderr, "%d", ((*yyvaluep).integer)); };
+
+/* Line 719 of yacc.c  */
+#line 1061 "../../src/parse-gram.c"
+	break;
+      case 44: /* "\"{...}\"" */
+
+/* Line 719 of yacc.c  */
+#line 183 "parse-gram.y"
+	{ fprintf (stderr, "{\n%s\n}", ((*yyvaluep).code)); };
+
+/* Line 719 of yacc.c  */
+#line 1070 "../../src/parse-gram.c"
+	break;
+      case 45: /* "\"char\"" */
+
+/* Line 719 of yacc.c  */
+#line 175 "parse-gram.y"
+	{ fputs (char_name (((*yyvaluep).character)), stderr); };
+
+/* Line 719 of yacc.c  */
+#line 1079 "../../src/parse-gram.c"
+	break;
+      case 46: /* "\"epilogue\"" */
+
+/* Line 719 of yacc.c  */
+#line 183 "parse-gram.y"
+	{ fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); };
+
+/* Line 719 of yacc.c  */
+#line 1088 "../../src/parse-gram.c"
+	break;
+      case 48: /* "\"identifier\"" */
+
+/* Line 719 of yacc.c  */
+#line 188 "parse-gram.y"
+	{ fputs (((*yyvaluep).uniqstr), stderr); };
+
+/* Line 719 of yacc.c  */
+#line 1097 "../../src/parse-gram.c"
+	break;
+      case 49: /* "\"identifier:\"" */
+
+/* Line 719 of yacc.c  */
+#line 189 "parse-gram.y"
+	{ fprintf (stderr, "%s:", ((*yyvaluep).uniqstr)); };
+
+/* Line 719 of yacc.c  */
+#line 1106 "../../src/parse-gram.c"
+	break;
+      case 52: /* "\"%{...%}\"" */
+
+/* Line 719 of yacc.c  */
+#line 183 "parse-gram.y"
+	{ fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); };
+
+/* Line 719 of yacc.c  */
+#line 1115 "../../src/parse-gram.c"
+	break;
+      case 54: /* "\"<tag>\"" */
+
+/* Line 719 of yacc.c  */
+#line 187 "parse-gram.y"
+	{ fprintf (stderr, "<%s>", ((*yyvaluep).uniqstr)); };
+
+/* Line 719 of yacc.c  */
+#line 1124 "../../src/parse-gram.c"
+	break;
+      case 83: /* "variable" */
+
+/* Line 719 of yacc.c  */
+#line 188 "parse-gram.y"
+	{ fputs (((*yyvaluep).uniqstr), stderr); };
+
+/* Line 719 of yacc.c  */
+#line 1133 "../../src/parse-gram.c"
+	break;
+      case 84: /* "content.opt" */
+
+/* Line 719 of yacc.c  */
+#line 183 "parse-gram.y"
+	{ fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); };
+
+/* Line 719 of yacc.c  */
+#line 1142 "../../src/parse-gram.c"
+	break;
+      case 85: /* "braceless" */
+
+/* Line 719 of yacc.c  */
+#line 183 "parse-gram.y"
+	{ fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); };
+
+/* Line 719 of yacc.c  */
+#line 1151 "../../src/parse-gram.c"
+	break;
+      case 86: /* "id" */
+
+/* Line 719 of yacc.c  */
+#line 195 "parse-gram.y"
+	{ fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); };
+
+/* Line 719 of yacc.c  */
+#line 1160 "../../src/parse-gram.c"
+	break;
+      case 87: /* "id_colon" */
+
+/* Line 719 of yacc.c  */
+#line 196 "parse-gram.y"
+	{ fprintf (stderr, "%s:", ((*yyvaluep).symbol)->tag); };
+
+/* Line 719 of yacc.c  */
+#line 1169 "../../src/parse-gram.c"
+	break;
+      case 88: /* "symbol" */
+
+/* Line 719 of yacc.c  */
+#line 195 "parse-gram.y"
+	{ fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); };
+
+/* Line 719 of yacc.c  */
+#line 1178 "../../src/parse-gram.c"
+	break;
+      case 89: /* "string_as_id" */
+
+/* Line 719 of yacc.c  */
+#line 195 "parse-gram.y"
+	{ fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); };
+
+/* Line 719 of yacc.c  */
+#line 1187 "../../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 (__cplusplus)
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
 static void
-yy_stack_print (short int *bottom, short int *top)
+yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop)
 #else
 static void
-yy_stack_print (bottom, top)
-    short int *bottom;
-    short int *top;
+yy_stack_print (yybottom, yytop)
+    yytype_int16 *yybottom;
+    yytype_int16 *yytop;
 #endif
 {
   YYFPRINTF (stderr, "Stack now");
-  for (/* Nothing. */; bottom <= top; ++bottom)
-    YYFPRINTF (stderr, " %d", *bottom);
+  for (; yybottom <= yytop; yybottom++)
+    {
+      int yybot = *yybottom;
+      YYFPRINTF (stderr, " %d", yybot);
+    }
   YYFPRINTF (stderr, "\n");
 }
 
@@ -825,37 +1248,46 @@ yy_stack_print (bottom, top)
 do {								\
   if (yydebug)							\
     yy_stack_print ((Bottom), (Top));				\
-} while (0)
+} while (YYID (0))
 
 
 /*------------------------------------------------.
 | Report that the YYRULE is going to be reduced.  |
 `------------------------------------------------*/
 
-#if defined (__STDC__) || defined (__cplusplus)
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
 static void
-yy_reduce_print (int yyrule)
+yy_reduce_print (YYSTYPE *yyvsp, YYLTYPE *yylsp, int yyrule)
 #else
 static void
-yy_reduce_print (yyrule)
+yy_reduce_print (yyvsp, yylsp, yyrule)
+    YYSTYPE *yyvsp;
+    YYLTYPE *yylsp;
     int yyrule;
 #endif
 {
+  int yynrhs = yyr2[yyrule];
   int yyi;
-  unsigned int yylno = yyrline[yyrule];
-  YYFPRINTF (stderr, "Reducing stack by rule %d (line %u), ",
-             yyrule - 1, yylno);
-  /* Print the symbols being reduced, and their result.  */
-  for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++)
-    YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]);
-  YYFPRINTF (stderr, "-> %s\n", yytname [yyr1[yyrule]]);
+  unsigned long int yylno = yyrline[yyrule];
+  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, yyrhs[yyprhs[yyrule] + yyi],
+		       &(yyvsp[(yyi + 1) - (yynrhs)])
+		       , &(yylsp[(yyi + 1) - (yynrhs)])		       );
+      YYFPRINTF (stderr, "\n");
+    }
 }
 
 # define YY_REDUCE_PRINT(Rule)		\
 do {					\
   if (yydebug)				\
-    yy_reduce_print (Rule);		\
-} while (0)
+    yy_reduce_print (yyvsp, yylsp, Rule); \
+} while (YYID (0))
 
 /* Nonzero means print parse trace.  It is left uninitialized so that
    multiple parsers can coexist.  */
@@ -877,7 +1309,7 @@ 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.  */
 
 #ifndef YYMAXDEPTH
@@ -889,42 +1321,44 @@ int yydebug;
 #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
 {
-  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
 {
   char *yyd = yydest;
   const char *yys = yysrc;
@@ -937,57 +1371,171 @@ 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 YYOUTPUT.  |
-`--------------------------------*/
+  return yystpcpy (yyres, yystr) - yyres;
+}
+# endif
 
-#if defined (__STDC__) || defined (__cplusplus)
-static void
-yysymprint (FILE *yyoutput, int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp)
-#else
-static void
-yysymprint (yyoutput, yytype, yyvaluep, yylocationp)
-    FILE *yyoutput;
-    int yytype;
-    YYSTYPE *yyvaluep;
-    YYLTYPE *yylocationp;
-#endif
+/* Copy into YYRESULT an error message about the unexpected token
+   YYCHAR while in state YYSTATE.  Return the number of bytes copied,
+   including the terminating null byte.  If YYRESULT is null, do not
+   copy anything; just return the number of bytes that would be
+   copied.  As a special case, return 0 if an ordinary "syntax error"
+   message will do.  Return YYSIZE_MAXIMUM if overflow occurs during
+   size calculation.  */
+static YYSIZE_T
+yysyntax_error (char *yyresult, int yystate, int yychar)
 {
-  /* Pacify ``unused variable'' warnings.  */
-  (void) yyvaluep;
-  (void) yylocationp;
+  int yyn = yypact[yystate];
 
-  if (yytype < YYNTOKENS)
-    YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
+  if (! (YYPACT_NINF < yyn && yyn <= YYLAST))
+    return 0;
   else
-    YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
-
-  YY_LOCATION_PRINT (yyoutput, *yylocationp);
-  fprintf (yyoutput, ": ");
-
-# ifdef YYPRINT
-  if (yytype < YYNTOKENS)
-    YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
-# endif
-  switch (yytype)
     {
-      default:
-        break;
+      int yytype = YYTRANSLATE (yychar);
+      YYSIZE_T yysize0 = yytnamerr (0, yytname[yytype]);
+      YYSIZE_T yysize = yysize0;
+      YYSIZE_T yysize1;
+      int yysize_overflow = 0;
+      enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
+      char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
+      int yyx;
+
+# if 0
+      /* This is so xgettext sees the translatable formats that are
+	 constructed on the fly.  */
+      YY_("syntax error, unexpected %s");
+      YY_("syntax error, unexpected %s, expecting %s");
+      YY_("syntax error, unexpected %s, expecting %s or %s");
+      YY_("syntax error, unexpected %s, expecting %s or %s or %s");
+      YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s");
+# endif
+      char *yyfmt;
+      char const *yyf;
+      static char const yyunexpected[] = "syntax error, unexpected %s";
+      static char const yyexpecting[] = ", expecting %s";
+      static char const yyor[] = " or %s";
+      char yyformat[sizeof yyunexpected
+		    + sizeof yyexpecting - 1
+		    + ((YYERROR_VERBOSE_ARGS_MAXIMUM - 2)
+		       * (sizeof yyor - 1))];
+      char const *yyprefix = yyexpecting;
+
+      /* Start YYX at -YYN if negative to avoid negative indexes in
+	 YYCHECK.  */
+      int yyxbegin = yyn < 0 ? -yyn : 0;
+
+      /* Stay within bounds of both yycheck and yytname.  */
+      int yychecklim = YYLAST - yyn + 1;
+      int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
+      int yycount = 1;
+
+      yyarg[0] = yytname[yytype];
+      yyfmt = yystpcpy (yyformat, yyunexpected);
+
+      for (yyx = yyxbegin; yyx < yyxend; ++yyx)
+	if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
+	  {
+	    if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
+	      {
+		yycount = 1;
+		yysize = yysize0;
+		yyformat[sizeof yyunexpected - 1] = '\0';
+		break;
+	      }
+	    yyarg[yycount++] = yytname[yyx];
+	    yysize1 = yysize + yytnamerr (0, yytname[yyx]);
+	    yysize_overflow |= (yysize1 < yysize);
+	    yysize = yysize1;
+	    yyfmt = yystpcpy (yyfmt, yyprefix);
+	    yyprefix = yyor;
+	  }
+
+      yyf = YY_(yyformat);
+      yysize1 = yysize + yystrlen (yyf);
+      yysize_overflow |= (yysize1 < yysize);
+      yysize = yysize1;
+
+      if (yysize_overflow)
+	return YYSIZE_MAXIMUM;
+
+      if (yyresult)
+	{
+	  /* 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 = yyresult;
+	  int yyi = 0;
+	  while ((*yyp = *yyf) != '\0')
+	    {
+	      if (*yyp == '%' && yyf[1] == 's' && yyi < yycount)
+		{
+		  yyp += yytnamerr (yyp, yyarg[yyi++]);
+		  yyf += 2;
+		}
+	      else
+		{
+		  yyp++;
+		  yyf++;
+		}
+	    }
+	}
+      return yysize;
     }
-  YYFPRINTF (yyoutput, ")");
 }
+#endif /* YYERROR_VERBOSE */
+
 
-#endif /* ! YYDEBUG */
 /*-----------------------------------------------.
 | 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 (const char *yymsg, int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp)
 #else
@@ -999,9 +1547,8 @@ yydestruct (yymsg, yytype, yyvaluep, yylocationp)
     YYLTYPE *yylocationp;
 #endif
 {
-  /* Pacify ``unused variable'' warnings.  */
-  (void) yyvaluep;
-  (void) yylocationp;
+  YYUSE (yyvaluep);
+  YYUSE (yylocationp);
 
   if (!yymsg)
     yymsg = "Deleting";
@@ -1011,21 +1558,19 @@ yydestruct (yymsg, yytype, yyvaluep, yylocationp)
     {
 
       default:
-        break;
+	break;
     }
 }
-
 
 /* Prevent warnings from -Wmissing-prototypes.  */
-
 #ifdef YYPARSE_PARAM
-# if defined (__STDC__) || defined (__cplusplus)
+#if defined __STDC__ || defined __cplusplus
 int yyparse (void *YYPARSE_PARAM);
-# else
+#else
 int yyparse ();
-# endif
+#endif
 #else /* ! YYPARSE_PARAM */
-#if defined (__STDC__) || defined (__cplusplus)
+#if defined __STDC__ || defined __cplusplus
 int yyparse (void);
 #else
 int yyparse ();
@@ -1036,20 +1581,23 @@ int yyparse ();
 
 
 
-
-/*----------.
-| yyparse.  |
-`----------*/
+/*-------------------------.
+| yyparse or yypush_parse.  |
+`-------------------------*/
 
 #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
@@ -1059,98 +1607,113 @@ yyparse ()
 #endif
 #endif
 {
-  /* The look-ahead symbol.  */
+/* The lookahead symbol.  */
 int yychar;
 
-/* The semantic value of the look-ahead symbol.  */
+/* The semantic value of the lookahead symbol.  */
 YYSTYPE yylval;
 
-/* Number of syntax errors so far.  */
-int yynerrs;
-/* Location data for the look-ahead symbol.  */
+/* Location data for the lookahead symbol.  */
 YYLTYPE yylloc;
 
-  int yystate;
-  int yyn;
-  int yyresult;
-  /* Number of tokens to shift before error messages enabled.  */
-  int yyerrstatus;
-  /* Look-ahead token as an internal (translated) token number.  */
-  int yytoken = 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 int yyssa[YYINITDEPTH];
-  short int *yyss = yyssa;
-  short int *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;
-  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 locations where the error started and ended. */
-  YYLTYPE yyerror_range[2];
+    /* 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[2];
 
+    YYSIZE_T yystacksize;
+
+  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;
 
   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 YYLTYPE_IS_TRIVIAL
   /* Initialize the default location before parsing starts.  */
   yylloc.first_line   = yylloc.last_line   = 1;
-  yylloc.first_column = yylloc.last_column = 0;
+  yylloc.first_column = yylloc.last_column = 1;
 #endif
 
+/* User initialization code.  */
 
-  /* User initialization code. */
-  #line 71 "parse-gram.y"
+/* Line 1246 of yacc.c  */
+#line 84 "parse-gram.y"
 {
   /* Bison's grammar can initial empty locations, hence a default
      location is needed. */
-  yylloc.start.file   = yylloc.end.file   = current_file;
-  yylloc.start.line   = yylloc.end.line   = 1;
-  yylloc.start.column = yylloc.end.column = 0;
+  boundary_set (&yylloc.start, current_file, 1, 1);
+  boundary_set (&yylloc.end, current_file, 1, 1);
 }
-/* Line 843 of yacc.c.  */
-#line 1152 "parse-gram.c"
-  yyvsp[0] = yylval;
-    yylsp[0] = yylloc;
+
+/* Line 1246 of yacc.c  */
+#line 1716 "../../src/parse-gram.c"
+  yylsp[0] = yylloc;
 
   goto yysetstate;
 
@@ -1159,8 +1722,7 @@ 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:
@@ -1173,46 +1735,47 @@ YYLTYPE yylloc;
 
 #ifdef yyoverflow
       {
-	/* Give user a chance to reallocate the stack. Use copies of
+	/* 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 int *yyss1 = yyss;
+	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 ("parser stack overflow",
+	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;
 
       {
-	short int *yyss1 = yyss;
+	yytype_int16 *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);
+	  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);
@@ -1233,6 +1796,9 @@ YYLTYPE yylloc;
 
   YYDPRINTF ((stderr, "Entering state %d\n", yystate));
 
+  if (yystate == YYFINAL)
+    YYACCEPT;
+
   goto yybackup;
 
 /*-----------.
@@ -1240,19 +1806,17 @@ YYLTYPE yylloc;
 `-----------*/
 yybackup:
 
-/* Do appropriate processing given the current state.  */
-/* Read a look-ahead token if we need one and don't already have one.  */
-/* yyresume: */
-
-  /* First try to decide what to do without reference to look-ahead token.  */
+  /* 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)
     goto yydefault;
 
-  /* Not known => get a look-ahead token if don't already have one.  */
+  /* Not known => get a lookahead token if don't already have one.  */
 
-  /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead symbol.  */
+  /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol.  */
   if (yychar == YYEMPTY)
     {
       YYDPRINTF ((stderr, "Reading a token: "));
@@ -1284,25 +1848,20 @@ yybackup:
       goto yyreduce;
     }
 
-  if (yyn == YYFINAL)
-    YYACCEPT;
-
-  /* Shift the look-ahead token.  */
-  YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
-
-  /* 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;
+
   yystate = yyn;
+  *++yyvsp = yylval;
+  *++yylsp = yylloc;
   goto yynewstate;
 
 
@@ -1333,415 +1892,1021 @@ yyreduce:
      GCC warning that YYVAL may be used uninitialized.  */
   yyval = yyvsp[1-yylen];
 
-  /* Default location. */
-  YYLLOC_DEFAULT (yyloc, yylsp - yylen, yylen);
+  /* Default location.  */
+  YYLLOC_DEFAULT (yyloc, (yylsp - yylen), yylen);
   YY_REDUCE_PRINT (yyn);
   switch (yyn)
     {
         case 6:
-#line 189 "parse-gram.y"
-    { prologue_augment ((yyvsp[0].chars), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 219 "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 (union_seen ? "post_prologue" : "pre_prologue",
+                        plain_code.code, (yylsp[0]));
+      code_scanner_last_string_free ();
+    }
+
+/* Line 1459 of yacc.c  */
+#line 1916 "../../src/parse-gram.c"
     break;
 
   case 7:
-#line 190 "parse-gram.y"
+
+/* Line 1459 of yacc.c  */
+#line 228 "parse-gram.y"
     { debug_flag = true; }
+
+/* Line 1459 of yacc.c  */
+#line 1926 "../../src/parse-gram.c"
     break;
 
   case 8:
-#line 191 "parse-gram.y"
-    { muscle_insert ((yyvsp[-1].chars), (yyvsp[0].chars)); }
+
+/* Line 1459 of yacc.c  */
+#line 230 "parse-gram.y"
+    {
+      muscle_percent_define_insert ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars));
+    }
+
+/* Line 1459 of yacc.c  */
+#line 1938 "../../src/parse-gram.c"
     break;
 
   case 9:
-#line 192 "parse-gram.y"
+
+/* Line 1459 of yacc.c  */
+#line 233 "parse-gram.y"
     { defines_flag = true; }
+
+/* Line 1459 of yacc.c  */
+#line 1948 "../../src/parse-gram.c"
     break;
 
   case 10:
-#line 193 "parse-gram.y"
-    { error_verbose = true; }
+
+/* Line 1459 of yacc.c  */
+#line 235 "parse-gram.y"
+    {
+      defines_flag = true;
+      spec_defines_file = xstrdup ((yyvsp[0].chars));
+    }
+
+/* Line 1459 of yacc.c  */
+#line 1961 "../../src/parse-gram.c"
     break;
 
   case 11:
-#line 194 "parse-gram.y"
-    { expected_sr_conflicts = (yyvsp[0].integer); }
+
+/* Line 1459 of yacc.c  */
+#line 239 "parse-gram.y"
+    { error_verbose = true; }
+
+/* Line 1459 of yacc.c  */
+#line 1971 "../../src/parse-gram.c"
     break;
 
   case 12:
-#line 195 "parse-gram.y"
-    { expected_rr_conflicts = (yyvsp[0].integer); }
+
+/* Line 1459 of yacc.c  */
+#line 240 "parse-gram.y"
+    { expected_sr_conflicts = (yyvsp[0].integer); }
+
+/* Line 1459 of yacc.c  */
+#line 1981 "../../src/parse-gram.c"
     break;
 
   case 13:
-#line 196 "parse-gram.y"
-    { spec_file_prefix = (yyvsp[0].chars); }
+
+/* Line 1459 of yacc.c  */
+#line 241 "parse-gram.y"
+    { expected_rr_conflicts = (yyvsp[0].integer); }
+
+/* Line 1459 of yacc.c  */
+#line 1991 "../../src/parse-gram.c"
     break;
 
   case 14:
-#line 198 "parse-gram.y"
-    {
-    nondeterministic_parser = true;
-    glr_parser = true;
-  }
+
+/* Line 1459 of yacc.c  */
+#line 242 "parse-gram.y"
+    { spec_file_prefix = (yyvsp[0].chars); }
+
+/* Line 1459 of yacc.c  */
+#line 2001 "../../src/parse-gram.c"
     break;
 
   case 15:
-#line 203 "parse-gram.y"
-    {
-    muscle_code_grow ("initial_action", (yyvsp[0].chars), (yylsp[0]));
-  }
+
+/* Line 1459 of yacc.c  */
+#line 243 "parse-gram.y"
+    { spec_file_prefix = (yyvsp[0].chars); }
+
+/* Line 1459 of yacc.c  */
+#line 2011 "../../src/parse-gram.c"
     break;
 
   case 16:
-#line 206 "parse-gram.y"
-    { add_param ("lex_param", (yyvsp[0].chars), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 245 "parse-gram.y"
+    {
+      nondeterministic_parser = true;
+      glr_parser = true;
+    }
+
+/* Line 1459 of yacc.c  */
+#line 2024 "../../src/parse-gram.c"
     break;
 
   case 17:
-#line 207 "parse-gram.y"
-    { locations_flag = true; }
+
+/* Line 1459 of yacc.c  */
+#line 250 "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 1459 of yacc.c  */
+#line 2041 "../../src/parse-gram.c"
     break;
 
   case 18:
-#line 208 "parse-gram.y"
-    { spec_name_prefix = (yyvsp[0].chars); }
+
+/* Line 1459 of yacc.c  */
+#line 258 "parse-gram.y"
+    { language_argmatch ((yyvsp[0].chars), grammar_prio, (yylsp[-1])); }
+
+/* Line 1459 of yacc.c  */
+#line 2051 "../../src/parse-gram.c"
     break;
 
   case 19:
-#line 209 "parse-gram.y"
-    { no_lines_flag = true; }
+
+/* Line 1459 of yacc.c  */
+#line 259 "parse-gram.y"
+    { add_param ("lex_param", (yyvsp[0].code), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2061 "../../src/parse-gram.c"
     break;
 
   case 20:
-#line 210 "parse-gram.y"
-    { nondeterministic_parser = true; }
+
+/* Line 1459 of yacc.c  */
+#line 260 "parse-gram.y"
+    { locations_flag = true; }
+
+/* Line 1459 of yacc.c  */
+#line 2071 "../../src/parse-gram.c"
     break;
 
   case 21:
-#line 211 "parse-gram.y"
-    { spec_outfile = (yyvsp[0].chars); }
+
+/* Line 1459 of yacc.c  */
+#line 261 "parse-gram.y"
+    { spec_name_prefix = (yyvsp[0].chars); }
+
+/* Line 1459 of yacc.c  */
+#line 2081 "../../src/parse-gram.c"
     break;
 
   case 22:
-#line 212 "parse-gram.y"
-    { add_param ("parse_param", (yyvsp[0].chars), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 262 "parse-gram.y"
+    { spec_name_prefix = (yyvsp[0].chars); }
+
+/* Line 1459 of yacc.c  */
+#line 2091 "../../src/parse-gram.c"
     break;
 
   case 23:
-#line 213 "parse-gram.y"
-    { pure_parser = true; }
+
+/* Line 1459 of yacc.c  */
+#line 263 "parse-gram.y"
+    { no_lines_flag = true; }
+
+/* Line 1459 of yacc.c  */
+#line 2101 "../../src/parse-gram.c"
     break;
 
   case 24:
-#line 214 "parse-gram.y"
-    { skeleton = (yyvsp[0].chars); }
+
+/* Line 1459 of yacc.c  */
+#line 264 "parse-gram.y"
+    { nondeterministic_parser = true; }
+
+/* Line 1459 of yacc.c  */
+#line 2111 "../../src/parse-gram.c"
     break;
 
   case 25:
-#line 215 "parse-gram.y"
-    { token_table_flag = true; }
+
+/* Line 1459 of yacc.c  */
+#line 265 "parse-gram.y"
+    { spec_outfile = (yyvsp[0].chars); }
+
+/* Line 1459 of yacc.c  */
+#line 2121 "../../src/parse-gram.c"
     break;
 
   case 26:
-#line 216 "parse-gram.y"
-    { report_flag = report_states; }
+
+/* Line 1459 of yacc.c  */
+#line 266 "parse-gram.y"
+    { spec_outfile = (yyvsp[0].chars); }
+
+/* Line 1459 of yacc.c  */
+#line 2131 "../../src/parse-gram.c"
     break;
 
   case 27:
-#line 217 "parse-gram.y"
-    { yacc_flag = true; }
+
+/* Line 1459 of yacc.c  */
+#line 267 "parse-gram.y"
+    { add_param ("parse_param", (yyvsp[0].code), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2141 "../../src/parse-gram.c"
     break;
 
-  case 31:
-#line 225 "parse-gram.y"
+  case 28:
+
+/* Line 1459 of yacc.c  */
+#line 269 "parse-gram.y"
     {
-      grammar_start_symbol_set ((yyvsp[0].symbol), (yylsp[0]));
+      /* %pure-parser is deprecated in favor of `%define api.pure', so use
+         `%define api.pure' in a backward-compatible manner here.  First, don't
+         complain if %pure-parser is specified multiple times.  */
+      if (!muscle_find_const ("percent_define(api.pure)"))
+        muscle_percent_define_insert ("api.pure", (yylsp[0]), "");
+      /* In all cases, use api.pure now so that the backend doesn't complain if
+         the skeleton ignores api.pure, but do warn now if there's a previous
+         conflicting definition from an actual %define.  */
+      if (!muscle_percent_define_flag_if ("api.pure"))
+        muscle_percent_define_insert ("api.pure", (yylsp[0]), "");
     }
+
+/* Line 1459 of yacc.c  */
+#line 2162 "../../src/parse-gram.c"
     break;
 
-  case 32:
-#line 229 "parse-gram.y"
+  case 29:
+
+/* Line 1459 of yacc.c  */
+#line 281 "parse-gram.y"
+    { version_check (&(yylsp[0]), (yyvsp[0].chars)); }
+
+/* Line 1459 of yacc.c  */
+#line 2172 "../../src/parse-gram.c"
+    break;
+
+  case 30:
+
+/* Line 1459 of yacc.c  */
+#line 283 "parse-gram.y"
     {
-      typed = true;
-      MUSCLE_INSERT_INT ("stype_line", (yylsp[0]).start.line);
-      muscle_insert ("stype", (yyvsp[0].chars));
+      char const *skeleton_user = (yyvsp[0].chars);
+      if (strchr (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 1459 of yacc.c  */
+#line 2204 "../../src/parse-gram.c"
+    break;
+
+  case 31:
+
+/* Line 1459 of yacc.c  */
+#line 306 "parse-gram.y"
+    { token_table_flag = true; }
+
+/* Line 1459 of yacc.c  */
+#line 2214 "../../src/parse-gram.c"
+    break;
+
+  case 32:
+
+/* Line 1459 of yacc.c  */
+#line 307 "parse-gram.y"
+    { report_flag |= report_states; }
+
+/* Line 1459 of yacc.c  */
+#line 2224 "../../src/parse-gram.c"
     break;
 
   case 33:
-#line 235 "parse-gram.y"
+
+/* Line 1459 of yacc.c  */
+#line 308 "parse-gram.y"
+    { yacc_flag = true; }
+
+/* Line 1459 of yacc.c  */
+#line 2234 "../../src/parse-gram.c"
+    break;
+
+  case 37:
+
+/* Line 1459 of yacc.c  */
+#line 316 "parse-gram.y"
+    {
+      grammar_start_symbol_set ((yyvsp[0].symbol), (yylsp[0]));
+    }
+
+/* Line 1459 of yacc.c  */
+#line 2246 "../../src/parse-gram.c"
+    break;
+
+  case 38:
+
+/* Line 1459 of yacc.c  */
+#line 320 "parse-gram.y"
     {
       symbol_list *list;
       for (list = (yyvsp[0].list); list; list = list->next)
-	symbol_destructor_set (list->sym, (yyvsp[-1].chars), (yylsp[-1]));
+	symbol_list_destructor_set (list, (yyvsp[-1].code), (yylsp[-1]));
       symbol_list_free ((yyvsp[0].list));
     }
+
+/* Line 1459 of yacc.c  */
+#line 2261 "../../src/parse-gram.c"
     break;
 
-  case 34:
-#line 242 "parse-gram.y"
+  case 39:
+
+/* Line 1459 of yacc.c  */
+#line 327 "parse-gram.y"
     {
       symbol_list *list;
       for (list = (yyvsp[0].list); list; list = list->next)
-	symbol_printer_set (list->sym, (yyvsp[-1].chars), list->location);
+	symbol_list_printer_set (list, (yyvsp[-1].code), (yylsp[-1]));
       symbol_list_free ((yyvsp[0].list));
     }
+
+/* Line 1459 of yacc.c  */
+#line 2276 "../../src/parse-gram.c"
     break;
 
-  case 35:
-#line 249 "parse-gram.y"
+  case 40:
+
+/* Line 1459 of yacc.c  */
+#line 334 "parse-gram.y"
     {
       default_prec = true;
     }
+
+/* Line 1459 of yacc.c  */
+#line 2288 "../../src/parse-gram.c"
     break;
 
-  case 36:
-#line 253 "parse-gram.y"
+  case 41:
+
+/* Line 1459 of yacc.c  */
+#line 338 "parse-gram.y"
     {
       default_prec = false;
     }
-    break;
 
-  case 37:
-#line 259 "parse-gram.y"
-    { current_class = nterm_sym; }
+/* Line 1459 of yacc.c  */
+#line 2300 "../../src/parse-gram.c"
     break;
 
-  case 38:
-#line 260 "parse-gram.y"
+  case 42:
+
+/* Line 1459 of yacc.c  */
+#line 342 "parse-gram.y"
     {
-      current_class = unknown_sym;
-      current_type = NULL;
+      /* 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 ();
     }
-    break;
 
-  case 39:
-#line 264 "parse-gram.y"
-    { current_class = token_sym; }
+/* Line 1459 of yacc.c  */
+#line 2315 "../../src/parse-gram.c"
     break;
 
-  case 40:
-#line 265 "parse-gram.y"
+  case 43:
+
+/* Line 1459 of yacc.c  */
+#line 349 "parse-gram.y"
+    {
+      muscle_percent_code_grow ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars), (yylsp[0]));
+      code_scanner_last_string_free ();
+    }
+
+/* Line 1459 of yacc.c  */
+#line 2328 "../../src/parse-gram.c"
+    break;
+
+  case 44:
+
+/* Line 1459 of yacc.c  */
+#line 363 "parse-gram.y"
+    {}
+
+/* Line 1459 of yacc.c  */
+#line 2338 "../../src/parse-gram.c"
+    break;
+
+  case 45:
+
+/* Line 1459 of yacc.c  */
+#line 364 "parse-gram.y"
+    { muscle_code_grow ("union_name", (yyvsp[0].uniqstr), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2348 "../../src/parse-gram.c"
+    break;
+
+  case 46:
+
+/* Line 1459 of yacc.c  */
+#line 369 "parse-gram.y"
+    {
+      union_seen = true;
+      muscle_code_grow ("stype", (yyvsp[0].chars), (yylsp[0]));
+      code_scanner_last_string_free ();
+    }
+
+/* Line 1459 of yacc.c  */
+#line 2362 "../../src/parse-gram.c"
+    break;
+
+  case 47:
+
+/* Line 1459 of yacc.c  */
+#line 380 "parse-gram.y"
+    { current_class = nterm_sym; }
+
+/* Line 1459 of yacc.c  */
+#line 2372 "../../src/parse-gram.c"
+    break;
+
+  case 48:
+
+/* Line 1459 of yacc.c  */
+#line 381 "parse-gram.y"
     {
       current_class = unknown_sym;
       current_type = NULL;
     }
+
+/* Line 1459 of yacc.c  */
+#line 2385 "../../src/parse-gram.c"
     break;
 
-  case 41:
-#line 270 "parse-gram.y"
+  case 49:
+
+/* Line 1459 of yacc.c  */
+#line 385 "parse-gram.y"
+    { current_class = token_sym; }
+
+/* Line 1459 of yacc.c  */
+#line 2395 "../../src/parse-gram.c"
+    break;
+
+  case 50:
+
+/* Line 1459 of yacc.c  */
+#line 386 "parse-gram.y"
+    {
+      current_class = unknown_sym;
+      current_type = NULL;
+    }
+
+/* Line 1459 of yacc.c  */
+#line 2408 "../../src/parse-gram.c"
+    break;
+
+  case 51:
+
+/* Line 1459 of yacc.c  */
+#line 391 "parse-gram.y"
     {
       symbol_list *list;
+      tag_seen = true;
       for (list = (yyvsp[0].list); list; list = list->next)
-	symbol_type_set (list->sym, (yyvsp[-1].uniqstr), (yylsp[-1]));
+	symbol_type_set (list->content.sym, (yyvsp[-1].uniqstr), (yylsp[-1]));
       symbol_list_free ((yyvsp[0].list));
     }
+
+/* Line 1459 of yacc.c  */
+#line 2424 "../../src/parse-gram.c"
     break;
 
-  case 42:
-#line 280 "parse-gram.y"
+  case 52:
+
+/* Line 1459 of yacc.c  */
+#line 402 "parse-gram.y"
     {
       symbol_list *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_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 1459 of yacc.c  */
+#line 2444 "../../src/parse-gram.c"
     break;
 
-  case 43:
-#line 294 "parse-gram.y"
+  case 53:
+
+/* Line 1459 of yacc.c  */
+#line 416 "parse-gram.y"
     { (yyval.assoc) = left_assoc; }
+
+/* Line 1459 of yacc.c  */
+#line 2454 "../../src/parse-gram.c"
     break;
 
-  case 44:
-#line 295 "parse-gram.y"
+  case 54:
+
+/* Line 1459 of yacc.c  */
+#line 417 "parse-gram.y"
     { (yyval.assoc) = right_assoc; }
+
+/* Line 1459 of yacc.c  */
+#line 2464 "../../src/parse-gram.c"
     break;
 
-  case 45:
-#line 296 "parse-gram.y"
+  case 55:
+
+/* Line 1459 of yacc.c  */
+#line 418 "parse-gram.y"
     { (yyval.assoc) = non_assoc; }
+
+/* Line 1459 of yacc.c  */
+#line 2474 "../../src/parse-gram.c"
     break;
 
-  case 46:
-#line 300 "parse-gram.y"
+  case 56:
+
+/* Line 1459 of yacc.c  */
+#line 419 "parse-gram.y"
+    { (yyval.assoc) = precedence_assoc; }
+
+/* Line 1459 of yacc.c  */
+#line 2484 "../../src/parse-gram.c"
+    break;
+
+  case 57:
+
+/* Line 1459 of yacc.c  */
+#line 423 "parse-gram.y"
     { current_type = NULL; }
+
+/* Line 1459 of yacc.c  */
+#line 2494 "../../src/parse-gram.c"
     break;
 
-  case 47:
-#line 301 "parse-gram.y"
-    { current_type = (yyvsp[0].uniqstr); }
+  case 58:
+
+/* Line 1459 of yacc.c  */
+#line 424 "parse-gram.y"
+    { current_type = (yyvsp[0].uniqstr); tag_seen = true; }
+
+/* Line 1459 of yacc.c  */
+#line 2504 "../../src/parse-gram.c"
     break;
 
-  case 48:
-#line 307 "parse-gram.y"
-    { (yyval.list) = symbol_list_new ((yyvsp[0].symbol), (yylsp[0])); }
+  case 59:
+
+/* Line 1459 of yacc.c  */
+#line 430 "parse-gram.y"
+    { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2514 "../../src/parse-gram.c"
     break;
 
-  case 49:
-#line 308 "parse-gram.y"
-    { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), (yyvsp[0].symbol), (yylsp[0])); }
+  case 60:
+
+/* Line 1459 of yacc.c  */
+#line 432 "parse-gram.y"
+    { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); }
+
+/* Line 1459 of yacc.c  */
+#line 2524 "../../src/parse-gram.c"
     break;
 
-  case 50:
-#line 314 "parse-gram.y"
+  case 61:
+
+/* Line 1459 of yacc.c  */
+#line 436 "parse-gram.y"
+    { (yyval.symbol) = (yyvsp[0].symbol); }
+
+/* Line 1459 of yacc.c  */
+#line 2534 "../../src/parse-gram.c"
+    break;
+
+  case 62:
+
+/* Line 1459 of yacc.c  */
+#line 437 "parse-gram.y"
+    { (yyval.symbol) = (yyvsp[-1].symbol); symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2544 "../../src/parse-gram.c"
+    break;
+
+  case 63:
+
+/* Line 1459 of yacc.c  */
+#line 443 "parse-gram.y"
+    { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2554 "../../src/parse-gram.c"
+    break;
+
+  case 64:
+
+/* Line 1459 of yacc.c  */
+#line 445 "parse-gram.y"
+    { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); }
+
+/* Line 1459 of yacc.c  */
+#line 2564 "../../src/parse-gram.c"
+    break;
+
+  case 65:
+
+/* Line 1459 of yacc.c  */
+#line 449 "parse-gram.y"
+    { (yyval.list) = (yyvsp[0].list); }
+
+/* Line 1459 of yacc.c  */
+#line 2574 "../../src/parse-gram.c"
+    break;
+
+  case 66:
+
+/* Line 1459 of yacc.c  */
+#line 450 "parse-gram.y"
+    { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), (yyvsp[0].list)); }
+
+/* Line 1459 of yacc.c  */
+#line 2584 "../../src/parse-gram.c"
+    break;
+
+  case 67:
+
+/* Line 1459 of yacc.c  */
+#line 454 "parse-gram.y"
+    { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2594 "../../src/parse-gram.c"
+    break;
+
+  case 68:
+
+/* Line 1459 of yacc.c  */
+#line 455 "parse-gram.y"
+    { (yyval.list) = symbol_list_type_new ((yyvsp[0].uniqstr), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2604 "../../src/parse-gram.c"
+    break;
+
+  case 69:
+
+/* Line 1459 of yacc.c  */
+#line 456 "parse-gram.y"
+    { (yyval.list) = symbol_list_default_tagged_new ((yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2614 "../../src/parse-gram.c"
+    break;
+
+  case 70:
+
+/* Line 1459 of yacc.c  */
+#line 457 "parse-gram.y"
+    { (yyval.list) = symbol_list_default_tagless_new ((yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2624 "../../src/parse-gram.c"
+    break;
+
+  case 71:
+
+/* Line 1459 of yacc.c  */
+#line 463 "parse-gram.y"
     {
        current_type = (yyvsp[0].uniqstr);
+       tag_seen = true;
      }
+
+/* Line 1459 of yacc.c  */
+#line 2637 "../../src/parse-gram.c"
     break;
 
-  case 51:
-#line 318 "parse-gram.y"
+  case 72:
+
+/* Line 1459 of yacc.c  */
+#line 468 "parse-gram.y"
     {
-       symbol_class_set ((yyvsp[0].symbol), current_class, (yylsp[0]));
+       symbol_class_set ((yyvsp[0].symbol), current_class, (yylsp[0]), true);
        symbol_type_set ((yyvsp[0].symbol), current_type, (yylsp[0]));
      }
+
+/* Line 1459 of yacc.c  */
+#line 2650 "../../src/parse-gram.c"
     break;
 
-  case 52:
-#line 323 "parse-gram.y"
+  case 73:
+
+/* Line 1459 of yacc.c  */
+#line 473 "parse-gram.y"
     {
-      symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]));
+      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 1459 of yacc.c  */
+#line 2664 "../../src/parse-gram.c"
     break;
 
-  case 53:
-#line 329 "parse-gram.y"
+  case 74:
+
+/* Line 1459 of yacc.c  */
+#line 479 "parse-gram.y"
     {
-      symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]));
+      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 1459 of yacc.c  */
+#line 2678 "../../src/parse-gram.c"
     break;
 
-  case 54:
-#line 335 "parse-gram.y"
+  case 75:
+
+/* Line 1459 of yacc.c  */
+#line 485 "parse-gram.y"
     {
-      symbol_class_set ((yyvsp[-2].symbol), current_class, (yylsp[-2]));
+      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));
     }
-    break;
 
-  case 60:
-#line 364 "parse-gram.y"
-    {
-      if (yacc_flag)
-	complain_at ((yyloc), _("POSIX forbids declarations in the grammar"));
-    }
+/* Line 1459 of yacc.c  */
+#line 2693 "../../src/parse-gram.c"
     break;
 
-  case 61:
-#line 369 "parse-gram.y"
+  case 82:
+
+/* Line 1459 of yacc.c  */
+#line 515 "parse-gram.y"
     {
       yyerrok;
     }
+
+/* Line 1459 of yacc.c  */
+#line 2705 "../../src/parse-gram.c"
     break;
 
-  case 62:
-#line 375 "parse-gram.y"
+  case 83:
+
+/* Line 1459 of yacc.c  */
+#line 521 "parse-gram.y"
     { current_lhs = (yyvsp[0].symbol); current_lhs_location = (yylsp[0]); }
+
+/* Line 1459 of yacc.c  */
+#line 2715 "../../src/parse-gram.c"
     break;
 
-  case 64:
-#line 379 "parse-gram.y"
-    { grammar_rule_end ((yylsp[0])); }
+  case 85:
+
+/* Line 1459 of yacc.c  */
+#line 525 "parse-gram.y"
+    { grammar_current_rule_end ((yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2725 "../../src/parse-gram.c"
     break;
 
-  case 65:
-#line 380 "parse-gram.y"
-    { grammar_rule_end ((yylsp[0])); }
+  case 86:
+
+/* Line 1459 of yacc.c  */
+#line 526 "parse-gram.y"
+    { grammar_current_rule_end ((yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2735 "../../src/parse-gram.c"
     break;
 
-  case 67:
-#line 386 "parse-gram.y"
-    { grammar_rule_begin (current_lhs, current_lhs_location); }
+  case 88:
+
+/* Line 1459 of yacc.c  */
+#line 532 "parse-gram.y"
+    { grammar_current_rule_begin (current_lhs, current_lhs_location); }
+
+/* Line 1459 of yacc.c  */
+#line 2745 "../../src/parse-gram.c"
     break;
 
-  case 68:
-#line 388 "parse-gram.y"
+  case 89:
+
+/* Line 1459 of yacc.c  */
+#line 534 "parse-gram.y"
     { grammar_current_rule_symbol_append ((yyvsp[0].symbol), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2755 "../../src/parse-gram.c"
     break;
 
-  case 69:
-#line 390 "parse-gram.y"
-    { grammar_current_rule_action_append ((yyvsp[0].chars), (yylsp[0])); }
+  case 90:
+
+/* Line 1459 of yacc.c  */
+#line 536 "parse-gram.y"
+    { grammar_current_rule_action_append ((yyvsp[0].code), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2765 "../../src/parse-gram.c"
     break;
 
-  case 70:
-#line 392 "parse-gram.y"
+  case 91:
+
+/* Line 1459 of yacc.c  */
+#line 538 "parse-gram.y"
     { grammar_current_rule_prec_set ((yyvsp[0].symbol), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2775 "../../src/parse-gram.c"
     break;
 
-  case 71:
-#line 394 "parse-gram.y"
+  case 92:
+
+/* Line 1459 of yacc.c  */
+#line 540 "parse-gram.y"
     { grammar_current_rule_dprec_set ((yyvsp[0].integer), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2785 "../../src/parse-gram.c"
     break;
 
-  case 72:
-#line 396 "parse-gram.y"
+  case 93:
+
+/* Line 1459 of yacc.c  */
+#line 542 "parse-gram.y"
     { grammar_current_rule_merge_set ((yyvsp[0].uniqstr), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2795 "../../src/parse-gram.c"
     break;
 
-  case 73:
-#line 400 "parse-gram.y"
-    { (yyval.symbol) = (yyvsp[0].symbol); }
+  case 95:
+
+/* Line 1459 of yacc.c  */
+#line 552 "parse-gram.y"
+    { (yyval.uniqstr) = uniqstr_new ((yyvsp[0].chars)); }
+
+/* Line 1459 of yacc.c  */
+#line 2805 "../../src/parse-gram.c"
     break;
 
-  case 74:
-#line 401 "parse-gram.y"
-    { (yyval.symbol) = (yyvsp[0].symbol); }
+  case 96:
+
+/* Line 1459 of yacc.c  */
+#line 558 "parse-gram.y"
+    {
+      (yyval.chars) = "";
+    }
+
+/* Line 1459 of yacc.c  */
+#line 2817 "../../src/parse-gram.c"
     break;
 
-  case 75:
-#line 406 "parse-gram.y"
-    { (yyval.chars) = (yyvsp[0].chars); }
+  case 98:
+
+/* Line 1459 of yacc.c  */
+#line 571 "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 1459 of yacc.c  */
+#line 2834 "../../src/parse-gram.c"
+    break;
+
+  case 99:
+
+/* Line 1459 of yacc.c  */
+#line 591 "parse-gram.y"
+    { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2844 "../../src/parse-gram.c"
     break;
 
-  case 76:
-#line 412 "parse-gram.y"
+  case 100:
+
+/* Line 1459 of yacc.c  */
+#line 593 "parse-gram.y"
     {
-      (yyval.symbol) = symbol_get ((yyvsp[0].chars), (yylsp[0]));
-      symbol_class_set ((yyval.symbol), token_sym, (yylsp[0]));
+      (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]));
     }
+
+/* Line 1459 of yacc.c  */
+#line 2858 "../../src/parse-gram.c"
+    break;
+
+  case 101:
+
+/* Line 1459 of yacc.c  */
+#line 601 "parse-gram.y"
+    { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); }
+
+/* Line 1459 of yacc.c  */
+#line 2868 "../../src/parse-gram.c"
     break;
 
-  case 77:
-#line 421 "parse-gram.y"
+  case 104:
+
+/* Line 1459 of yacc.c  */
+#line 613 "parse-gram.y"
     {
-      (yyval.chars) = (yyvsp[0].chars) + 1;
-      (yyval.chars)[strlen ((yyval.chars)) - 1] = '\0';
+      (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 1459 of yacc.c  */
+#line 2881 "../../src/parse-gram.c"
     break;
 
-  case 79:
-#line 430 "parse-gram.y"
+  case 106:
+
+/* Line 1459 of yacc.c  */
+#line 622 "parse-gram.y"
     {
-      muscle_code_grow ("epilogue", (yyvsp[0].chars), (yylsp[0]));
-      scanner_last_string_free ();
+      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 1459 of yacc.c  */
+#line 2898 "../../src/parse-gram.c"
     break;
 
 
+
+/* Line 1459 of yacc.c  */
+#line 2904 "../../src/parse-gram.c"
       default: break;
     }
+  YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
 
-/* Line 1039 of yacc.c.  */
-#line 1740 "parse-gram.c"
-
-  yyvsp -= yylen;
-  yyssp -= yylen;
-  yylsp -= yylen;
-
+  YYPOPSTACK (yylen);
+  yylen = 0;
   YY_STACK_PRINT (yyss, yyssp);
 
   *++yyvsp = yyval;
@@ -1770,98 +2935,65 @@ yyerrlab:
   if (!yyerrstatus)
     {
       ++yynerrs;
-#if YYERROR_VERBOSE
-      yyn = yypact[yystate];
-
-      if (YYPACT_NINF < yyn && yyn < YYLAST)
-	{
-	  YYSIZE_T yysize = 0;
-	  int yytype = YYTRANSLATE (yychar);
-	  const char* yyprefix;
-	  char *yymsg;
-	  int yyx;
-
-	  /* Start YYX at -YYN if negative to avoid negative indexes in
-	     YYCHECK.  */
-	  int yyxbegin = yyn < 0 ? -yyn : 0;
-
-	  /* Stay within bounds of both yycheck and yytname.  */
-	  int yychecklim = YYLAST - yyn;
-	  int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
-	  int yycount = 0;
-
-	  yyprefix = ", expecting ";
-	  for (yyx = yyxbegin; yyx < yyxend; ++yyx)
-	    if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
+#if ! YYERROR_VERBOSE
+      yyerror (YY_("syntax error"));
+#else
+      {
+	YYSIZE_T yysize = yysyntax_error (0, yystate, yychar);
+	if (yymsg_alloc < yysize && yymsg_alloc < YYSTACK_ALLOC_MAXIMUM)
+	  {
+	    YYSIZE_T yyalloc = 2 * yysize;
+	    if (! (yysize <= yyalloc && yyalloc <= YYSTACK_ALLOC_MAXIMUM))
+	      yyalloc = YYSTACK_ALLOC_MAXIMUM;
+	    if (yymsg != yymsgbuf)
+	      YYSTACK_FREE (yymsg);
+	    yymsg = (char *) YYSTACK_ALLOC (yyalloc);
+	    if (yymsg)
+	      yymsg_alloc = yyalloc;
+	    else
 	      {
-		yysize += yystrlen (yyprefix) + yystrlen (yytname [yyx]);
-		yycount += 1;
-		if (yycount == 5)
-		  {
-		    yysize = 0;
-		    break;
-		  }
+		yymsg = yymsgbuf;
+		yymsg_alloc = sizeof yymsgbuf;
 	      }
-	  yysize += (sizeof ("syntax error, unexpected ")
-		     + yystrlen (yytname[yytype]));
-	  yymsg = (char *) YYSTACK_ALLOC (yysize);
-	  if (yymsg != 0)
-	    {
-	      char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
-	      yyp = yystpcpy (yyp, yytname[yytype]);
-
-	      if (yycount < 5)
-		{
-		  yyprefix = ", expecting ";
-		  for (yyx = yyxbegin; yyx < yyxend; ++yyx)
-		    if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
-		      {
-			yyp = yystpcpy (yyp, yyprefix);
-			yyp = yystpcpy (yyp, yytname[yyx]);
-			yyprefix = " or ";
-		      }
-		}
-	      yyerror (yymsg);
-	      YYSTACK_FREE (yymsg);
-	    }
-	  else
-	    yyerror ("syntax error; also virtual memory exhausted");
-	}
-      else
-#endif /* YYERROR_VERBOSE */
-	yyerror ("syntax error");
+	  }
+
+	if (0 < yysize && yysize <= yymsg_alloc)
+	  {
+	    (void) yysyntax_error (yymsg, yystate, yychar);
+	    yyerror (yymsg);
+	  }
+	else
+	  {
+	    yyerror (YY_("syntax error"));
+	    if (yysize != 0)
+	      goto yyexhaustedlab;
+	  }
+      }
+#endif
     }
 
   yyerror_range[0] = yylloc;
 
   if (yyerrstatus == 3)
     {
-      /* If just tried and failed to reuse look-ahead token after an
+      /* If just tried and failed to reuse lookahead token after an
 	 error, discard it.  */
 
       if (yychar <= YYEOF)
-        {
-          /* If at end of input, pop the error token,
-	     then the rest of the stack, then return failure.  */
+	{
+	  /* Return failure if at end of input.  */
 	  if (yychar == YYEOF)
-	     for (;;)
-	       {
-                 yyerror_range[0] = *yylsp;
-		 YYPOPSTACK;
-		 if (yyssp == yyss)
-		   YYABORT;
-		 yydestruct ("Error: popping",
-                             yystos[*yyssp], yyvsp, yylsp);
-	       }
-        }
+	    YYABORT;
+	}
       else
 	{
-	  yydestruct ("Error: discarding", yytoken, &yylval, &yylloc);
+	  yydestruct ("Error: discarding",
+		      yytoken, &yylval, &yylloc);
 	  yychar = YYEMPTY;
 	}
     }
 
-  /* Else will try to reuse look-ahead token after shifting the error
+  /* Else will try to reuse lookahead token after shifting the error
      token.  */
   goto yyerrlab1;
 
@@ -1874,13 +3006,15 @@ yyerrorlab:
   /* Pacify compilers like GCC when the user code never invokes
      YYERROR and the label yyerrorlab therefore never appears in user
      code.  */
-  if (0)
+  if (/*CONSTCOND*/ 0)
      goto yyerrorlab;
 
   yyerror_range[0] = yylsp[1-yylen];
-  yylsp -= yylen;
-  yyvsp -= yylen;
-  yyssp -= 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;
 
@@ -1910,24 +3044,22 @@ yyerrlab1:
 	YYABORT;
 
       yyerror_range[0] = *yylsp;
-      yydestruct ("Error: popping", yystos[yystate], yyvsp, yylsp);
-      YYPOPSTACK;
+      yydestruct ("Error: popping",
+		  yystos[yystate], yyvsp, yylsp);
+      YYPOPSTACK (1);
       yystate = *yyssp;
       YY_STACK_PRINT (yyss, yyssp);
     }
 
-  if (yyn == YYFINAL)
-    YYACCEPT;
-
   *++yyvsp = yylval;
 
   yyerror_range[1] = yylloc;
   /* Using YYLLOC is tempting, but would change the location of
-     the look-ahead.  YYLOC is available though. */
-  YYLLOC_DEFAULT (yyloc, yyerror_range - 1, 2);
+     the lookahead.  YYLOC is available though.  */
+  YYLLOC_DEFAULT (yyloc, (yyerror_range - 1), 2);
   *++yylsp = yyloc;
 
-  /* Shift the error token. */
+  /* Shift the error token.  */
   YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp);
 
   yystate = yyn;
@@ -1945,32 +3077,49 @@ yyacceptlab:
 | yyabortlab -- YYABORT comes here.  |
 `-----------------------------------*/
 yyabortlab:
-  yydestruct ("Error: discarding lookahead",
-              yytoken, &yylval, &yylloc);
-  yychar = YYEMPTY;
   yyresult = 1;
   goto yyreturn;
 
-#ifndef yyoverflow
-/*----------------------------------------------.
-| yyoverflowlab -- parser overflow comes here.  |
-`----------------------------------------------*/
-yyoverflowlab:
-  yyerror ("parser stack overflow");
+#if !defined(yyoverflow) || YYERROR_VERBOSE
+/*-------------------------------------------------.
+| yyexhaustedlab -- memory exhaustion comes here.  |
+`-------------------------------------------------*/
+yyexhaustedlab:
+  yyerror (YY_("memory exhausted"));
   yyresult = 2;
   /* Fall through.  */
 #endif
 
 yyreturn:
+  if (yychar != YYEMPTY)
+     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 YYERROR_VERBOSE
+  if (yymsg != yymsgbuf)
+    YYSTACK_FREE (yymsg);
+#endif
+  /* Make sure YYID is used.  */
+  return YYID (yyresult);
 }
 
 
-#line 436 "parse-gram.y"
+
+/* Line 1679 of yacc.c  */
+#line 632 "parse-gram.y"
 
 
 
@@ -2052,49 +3201,18 @@ add_param (char const *type, char *decl, location loc)
       free (name);
     }
 
-  scanner_last_string_free ();
+  gram_scanner_last_string_free ();
 }
 
-/*----------------------------------------------------.
-| When debugging the parser, display tokens' values.  |
-`----------------------------------------------------*/
 
 static void
-print_token_value (FILE *file, int type, YYSTYPE const *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->chars);
-      break;
-
-    case TYPE:
-      fprintf (file, " = <%s>", value->uniqstr);
-      break;
-
-    case BRACED_CODE:
-    case PERCENT_DESTRUCTOR:
-    case PERCENT_LEX_PARAM:
-    case PERCENT_PARSE_PARAM:
-    case PERCENT_PRINTER:
-    case PERCENT_UNION:
-    case PROLOGUE:
-    case EPILOGUE:
-      fprintf (file, " = {{ %s }}", value->chars);
-      break;
-
-    default:
-      fprintf (file, "unknown token type");
-      break;
+      complain_at (*loc, "require bison %s, but have %s",
+		   version, PACKAGE_VERSION);
+      exit (63);
     }
 }
 
@@ -2107,6 +3225,19 @@ gram_error (location const *loc, char const *msg)
 char const *
 token_name (int type)
 {
-  return yytname[type];
+  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);
+    }
 }