portability: fix several issues with M4 subprocess.

[bison.git] / src / parse-gram.c

diff --git a/src/parse-gram.c b/src/parse-gram.c
index 054c0025e0a5185b3d00bfa473aaeb1f29462642..701b4c5e64d4202805c1b3548e0f22e8e6184607 100644 (file)
--- a/src/parse-gram.c
+++ b/src/parse-gram.c
@@ -1,458 +1,539 @@
-/* A Bison parser, made from parse-gram.y
-   by GNU bison 1.35.  */
-
-#define YYBISON 1  /* Identify Bison output.  */
-
-#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
+/* A Bison parser, made by GNU Bison 2.4.1.184-510df.  */
+
+/* Skeleton implementation for Bison's Yacc-like parsers in C
+   
+      Copyright (C) 1984, 1989-1990, 2000-2010 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 3 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+/* 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.
+   
+   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
+   variables, as they might otherwise be expanded by user macros.
+   There are some unavoidable exceptions within include files to
+   define necessary library symbols; they are noted "INFRINGES ON
+   USER NAME SPACE" below.  */
+
+/* Identify Bison output.  */
+#define YYBISON 1
+
+/* Bison version.  */
+#define YYBISON_VERSION "2.4.1.184-510df"
+
+/* 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
 
 #define YYLSP_NEEDED 1
 

-# define       GRAM_EOF        0
-# define       STRING  257
-# define       CHARACTER       258
-# define       INT     259
-# define       PERCENT_TOKEN   260
-# define       PERCENT_NTERM   261
-# define       PERCENT_TYPE    262
-# define       PERCENT_UNION   263
-# define       PERCENT_EXPECT  264
-# define       PERCENT_START   265
-# define       PERCENT_LEFT    266
-# define       PERCENT_RIGHT   267
-# define       PERCENT_NONASSOC        268
-# define       PERCENT_PREC    269
-# define       PERCENT_VERBOSE 270
-# define       PERCENT_ERROR_VERBOSE   271
-# define       PERCENT_OUTPUT  272
-# define       PERCENT_FILE_PREFIX     273
-# define       PERCENT_NAME_PREFIX     274
-# define       PERCENT_DEFINE  275
-# define       PERCENT_PURE_PARSER     276
-# define       PERCENT_DEFINES 277
-# define       PERCENT_YACC    278
-# define       PERCENT_DEBUG   279
-# define       PERCENT_LOCATIONS       280
-# define       PERCENT_NO_LINES        281
-# define       PERCENT_SKELETON        282
-# define       PERCENT_TOKEN_TABLE     283
-# define       TYPE    284
-# define       EQUAL   285
-# define       SEMICOLON       286
-# define       COLON   287
-# define       PIPE    288
-# define       ID      289
-# define       PERCENT_PERCENT 290
-# define       PROLOGUE        291
-# define       EPILOGUE        292
-# define       BRACED_CODE     293
-
-#line 31 "parse-gram.y"
+/* Substitute the variable and function names.  */
+#define yyparse         gram_parse
+#define yylex           gram_lex
+#define yyerror         gram_error
+#define yylval          gram_lval
+#define yychar          gram_char
+#define yydebug         gram_debug
+#define yynerrs         gram_nerrs
+#define yylloc          gram_lloc
+
+/* Copy the first part of user declarations.  */
+
+/* Line 251 of yacc.c  */
+#line 1 "parse-gram.y"
+/* Bison Grammar Parser                             -*- C -*-

 
 

+   Copyright (C) 2002-2010 Free Software Foundation, Inc.
+
+   This file is part of Bison, the GNU Compiler Compiler.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#include <config.h>

 #include "system.h"
 #include "system.h"

-#include "muscle_tab.h"
+
+#include "complain.h"
+#include "conflicts.h"

 #include "files.h"
 #include "getargs.h"
 #include "files.h"
 #include "getargs.h"

-#include "output.h"

 #include "gram.h"
 #include "gram.h"

+#include "muscle-tab.h"
+#include "named-ref.h"
+#include "quotearg.h"

 #include "reader.h"
 #include "reader.h"

-#include "conflicts.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);

 
 

-/* Produce verbose parse errors.  */
-#define YYERROR_VERBOSE 1
+#define YY_LOCATION_PRINT(File, Loc) \
+         location_print (File, Loc)

 
 

-/* Pass the control structure to YYPARSE and YYLEX. */
-#define YYPARSE_PARAM gram_control
-#define YYLEX_PARAM gram_control
-/* YYPARSE receives GRAM_CONTROL as a void *.  Provide a
-   correctly typed access to it.  */
-#define yycontrol ((gram_control_t *) gram_control)
+static void version_check (location const *loc, char const *version);

 
 

-/* Request detailed parse error messages, and pass them to
-   GRAM_ERROR. */
+/* Request detailed syntax error messages, and pass them to GRAM_ERROR.
+   FIXME: depends on the undocumented availability of YYLLOC.  */

 #undef  yyerror
 #define yyerror(Msg) \
 #undef  yyerror
 #define yyerror(Msg) \

-        gram_error (yycontrol, &yylloc, Msg)
-
-/* When debugging our pure parser, we want to see values and locations
-   of the tokens.  */
-#define YYPRINT(File, Type, Value) \
-        yyprint (File, &yylloc, Type, &Value)
-static void yyprint (FILE *file, const location_t *loc,
-                     int type, const yystype *value);
-
-symbol_class current_class = unknown_sym;
-char *current_type = 0;
-symbol_t *current_lhs;
-associativity current_assoc;
-int current_prec = 0;
-
-#line 73 "parse-gram.y"
-#ifndef YYSTYPE
-typedef union
-{
-  symbol_t *symbol;
-  int integer;
-  char *string;
-  associativity assoc;
-} yystype;
-# define YYSTYPE yystype
-# define YYSTYPE_IS_TRIVIAL 1
-#endif
+       gram_error (&yylloc, Msg)
+static void gram_error (location const *, char const *);

 
 

-#ifndef YYLTYPE
-typedef struct yyltype
-{
-  int first_line;
-  int first_column;
-
-  int last_line;
-  int last_column;
-} yyltype;
-
-# define YYLTYPE yyltype
-# define YYLTYPE_IS_TRIVIAL 1
-#endif
-
-#ifndef YYDEBUG
-# define YYDEBUG 1
-#endif
+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);

 
 
 
 

-#define        YYFINAL         95
-#define        YYFLAG          -32768
-#define        YYNTBASE        41
+static symbol_class current_class = unknown_sym;
+static uniqstr current_type = NULL;
+static symbol *current_lhs;
+static location current_lhs_location;
+static named_ref *current_lhs_named_ref;
+static int current_prec = 0;

 
 

-/* YYTRANSLATE(YYLEX) -- Bison token number corresponding to YYLEX. */
-#define YYTRANSLATE(x) ((unsigned)(x) <= 293 ? yytranslate[x] : 69)
+#define YYTYPE_INT16 int_fast16_t
+#define YYTYPE_INT8 int_fast8_t
+#define YYTYPE_UINT16 uint_fast16_t
+#define YYTYPE_UINT8 uint_fast8_t

 
 

-/* YYTRANSLATE[YYLEX] -- Bison token number corresponding to YYLEX. */
-static const char yytranslate[] =
-{
-       0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,     2,     2,     2,     1,     4,     5,     6,
-       7,     8,     9,    10,    11,    12,    13,    14,    15,    16,
-      17,    18,    19,    20,    21,    22,    23,    24,    25,    26,
-      27,    28,    29,    30,    31,    32,    33,    34,    35,    36,
-      37,    38,    39,    40
-};

 
 

-#if YYDEBUG
-static const short yyprhs[] =
-{
-       0,     0,     1,     7,     8,    11,    13,    15,    17,    21,
-      23,    25,    28,    32,    34,    38,    40,    44,    46,    49,
-      51,    53,    55,    57,    59,    62,    66,    67,    71,    72,
-      76,    77,    82,    83,    88,    90,    92,    94,    95,    97,
-      99,   102,   104,   107,   109,   111,   114,   117,   121,   123,
-     126,   128,   131,   132,   138,   140,   144,   145,   148,   151,
-     155,   157,   159,   161,   163,   165,   167,   168,   171,   172
-};
-static const short yyrhs[] =
-{
-      -1,    42,    43,    37,    58,    67,     0,     0,    43,    44,
-       0,    45,     0,    38,     0,    26,     0,    22,    66,    66,
-       0,    24,     0,    18,     0,    11,     6,     0,    20,    32,
-      66,     0,    27,     0,    21,    32,    66,     0,    28,     0,
-      19,    32,    66,     0,    23,     0,    29,    66,     0,    30,
-       0,    17,     0,    25,     0,    50,     0,    46,     0,    12,
-      63,     0,    10,    40,    68,     0,     0,     8,    47,    57,
-       0,     0,     7,    48,    57,     0,     0,     9,    31,    49,
-      54,     0,     0,    52,    53,    51,    55,     0,    13,     0,
-      14,     0,    15,     0,     0,    31,     0,    36,     0,    54,
-      36,     0,    63,     0,    55,    63,     0,    31,     0,    36,
-       0,    36,     6,     0,    36,    65,     0,    36,     6,    65,
-       0,    56,     0,    57,    56,     0,    59,     0,    58,    59,
-       0,     0,    36,    34,    60,    61,    33,     0,    62,     0,
-      61,    35,    62,     0,     0,    62,    63,     0,    62,    64,
-       0,    62,    16,    63,     0,    36,     0,    65,     0,     5,
-       0,    40,     0,     4,     0,     4,     0,     0,    37,    39,
-       0,     0,    33,     0
-};
+/* Line 251 of yacc.c  */
+#line 154 "parse-gram.c"

 
 

+/* Enabling traces.  */
+#ifndef YYDEBUG
+# define YYDEBUG 1

 #endif
 
 #endif
 

-#if YYDEBUG
-/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
-static const short yyrline[] =
-{
-       0,   134,   134,   147,   149,   152,   154,   155,   156,   157,
-     158,   159,   160,   161,   162,   163,   164,   165,   166,   167,
-     168,   169,   172,   174,   175,   179,   187,   187,   193,   193,
-     198,   198,   204,   204,   211,   213,   214,   217,   219,   223,
-     225,   229,   235,   243,   248,   253,   259,   265,   275,   278,
-     287,   289,   292,   292,   297,   299,   302,   305,   307,   309,
-     313,   315,   316,   319,   325,   334,   342,   347,   353,   355
-};
+/* Enabling verbose error messages.  */
+#ifdef YYERROR_VERBOSE
+# undef YYERROR_VERBOSE
+# define YYERROR_VERBOSE 1
+#else
+# define YYERROR_VERBOSE 1

 #endif
 
 #endif
 

+/* Enabling the token table.  */
+#ifndef YYTOKEN_TABLE
+# define YYTOKEN_TABLE 0
+#endif

 
 

-#if (YYDEBUG) || defined YYERROR_VERBOSE

 
 

-/* YYTNAME[TOKEN_NUM] -- String name of the token TOKEN_NUM. */
-static const char *const yytname[] =
-{
-  "$", "error", "$undefined.", "\"end of string\"", "STRING", "CHARACTER", 
-  "INT", "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%union\"", 
-  "\"%expect\"", "\"%start\"", "\"%left\"", "\"%right\"", "\"%nonassoc\"", 
-  "\"%prec\"", "\"%verbose\"", "\"%error-verbose\"", "\"%output\"", 
-  "\"%file-prefix\"", "\"%name-prefix\"", "\"%define\"", 
-  "\"%pure-parser\"", "\"%defines\"", "\"%yacc\"", "\"%debug\"", 
-  "\"%locations\"", "\"%no-lines\"", "\"%skeleton\"", "\"%token-table\"", 
-  "TYPE", "\"=\"", "\";\"", "\":\"", "\"|\"", "\"identifier\"", "\"%%\"", 
-  "PROLOGUE", "EPILOGUE", "BRACED_CODE", "input", "@1", "declarations", 
-  "declaration", "grammar_declaration", "symbol_declaration", "@2", "@3", 
-  "@4", "precedence_declaration", "@5", "precedence_declarator", 
-  "type.opt", "nterms_to_type.1", "terms_to_prec.1", "symbol_def", 
-  "symbol_defs.1", "grammar", "rules", "@6", "rhses.1", "rhs", "symbol", 
-  "action", "string_as_id", "string_content", "epilogue.opt", 
-  "semi_colon_opt", 0
-};
+/* 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_PREC = 268,
+     PERCENT_DPREC = 269,
+     PERCENT_MERGE = 270,
+     PERCENT_CODE = 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_LANGUAGE = 282,
+     PERCENT_LEX_PARAM = 283,
+     PERCENT_LOCATIONS = 284,
+     PERCENT_NAME_PREFIX = 285,
+     PERCENT_NO_DEFAULT_PREC = 286,
+     PERCENT_NO_LINES = 287,
+     PERCENT_NONDETERMINISTIC_PARSER = 288,
+     PERCENT_OUTPUT = 289,
+     PERCENT_PARSE_PARAM = 290,
+     PERCENT_PURE_PARSER = 291,
+     PERCENT_REQUIRE = 292,
+     PERCENT_SKELETON = 293,
+     PERCENT_START = 294,
+     PERCENT_TOKEN_TABLE = 295,
+     PERCENT_VERBOSE = 296,
+     PERCENT_YACC = 297,
+     BRACED_CODE = 298,
+     BRACKETED_ID = 299,
+     CHAR = 300,
+     EPILOGUE = 301,
+     EQUAL = 302,
+     ID = 303,
+     ID_COLON = 304,
+     PERCENT_PERCENT = 305,
+     PIPE = 306,
+     PROLOGUE = 307,
+     SEMICOLON = 308,
+     TYPE = 309,
+     TYPE_TAG_ANY = 310,
+     TYPE_TAG_NONE = 311,
+     PERCENT_UNION = 312
+   };

 #endif
 #endif

-
-/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
-static const short yyr1[] =
+/* 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_PREC 268
+#define PERCENT_DPREC 269
+#define PERCENT_MERGE 270
+#define PERCENT_CODE 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_LANGUAGE 282
+#define PERCENT_LEX_PARAM 283
+#define PERCENT_LOCATIONS 284
+#define PERCENT_NAME_PREFIX 285
+#define PERCENT_NO_DEFAULT_PREC 286
+#define PERCENT_NO_LINES 287
+#define PERCENT_NONDETERMINISTIC_PARSER 288
+#define PERCENT_OUTPUT 289
+#define PERCENT_PARSE_PARAM 290
+#define PERCENT_PURE_PARSER 291
+#define PERCENT_REQUIRE 292
+#define PERCENT_SKELETON 293
+#define PERCENT_START 294
+#define PERCENT_TOKEN_TABLE 295
+#define PERCENT_VERBOSE 296
+#define PERCENT_YACC 297
+#define BRACED_CODE 298
+#define BRACKETED_ID 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 TYPE 309
+#define TYPE_TAG_ANY 310
+#define TYPE_TAG_NONE 311
+#define PERCENT_UNION 312
+
+
+
+
+#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
+typedef union YYSTYPE

 {
 {

-       0,    42,    41,    43,    43,    44,    44,    44,    44,    44,
-      44,    44,    44,    44,    44,    44,    44,    44,    44,    44,
-      44,    44,    45,    45,    45,    45,    47,    46,    48,    46,
-      49,    46,    51,    50,    52,    52,    52,    53,    53,    54,
-      54,    55,    55,    56,    56,    56,    56,    56,    57,    57,
-      58,    58,    60,    59,    61,    61,    62,    62,    62,    62,
-      63,    63,    63,    64,    65,    66,    67,    67,    68,    68
-};

 
 

-/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
-static const short yyr2[] =
-{
-       0,     0,     5,     0,     2,     1,     1,     1,     3,     1,
-       1,     2,     3,     1,     3,     1,     3,     1,     2,     1,
-       1,     1,     1,     1,     2,     3,     0,     3,     0,     3,
-       0,     4,     0,     4,     1,     1,     1,     0,     1,     1,
-       2,     1,     2,     1,     1,     2,     2,     3,     1,     2,
-       1,     2,     0,     5,     1,     3,     0,     2,     2,     3,
-       1,     1,     1,     1,     1,     1,     0,     2,     0,     1
-};
+/* Line 276 of yacc.c  */
+#line 93 "parse-gram.y"

 
 

-/* YYDEFACT[S] -- default rule to reduce with in state S when YYTABLE
-   doesn't specify something else to do.  Zero means the default is an
-   error. */
-static const short yydefact[] =
-{
-       1,     3,     0,    28,    26,     0,     0,     0,     0,    34,
-      35,    36,    20,    10,     0,     0,     0,     0,    17,     9,
-      21,     7,    13,    15,     0,    19,     0,     6,     4,     5,
-      23,    22,    37,     0,     0,    30,    68,    11,    64,    62,
-      60,    24,    61,     0,     0,     0,    65,     0,    18,     0,
-      66,    50,    38,    32,    43,    44,    48,    29,    27,     0,
-      69,    25,    16,    12,    14,     8,    52,     0,    51,     2,
-       0,    45,    46,    49,    39,    31,    56,    67,    33,    41,
-      47,    40,     0,    54,    42,    53,    56,     0,    63,    57,
-      58,    55,    59,     0,     0,     0
-};
+  symbol *symbol;
+  symbol_list *list;
+  int integer;
+  char const *chars;
+  char *code;
+  assoc assoc;
+  uniqstr uniqstr;
+  unsigned char character;
+  named_ref *named_ref;

 
 

-static const short yydefgoto[] =
-{
-      93,     1,     2,    28,    29,    30,    34,    33,    59,    31,
-      70,    32,    53,    75,    78,    56,    57,    50,    51,    76,
-      82,    83,    89,    90,    42,    47,    69,    61
-};

 
 

-static const short yypact[] =
-{
-  -32768,-32768,    31,-32768,-32768,   -22,   -29,     8,    -1,-32768,
-  -32768,-32768,-32768,-32768,   -16,   -14,   -11,    19,-32768,-32768,
-  -32768,-32768,-32768,-32768,    19,-32768,    -9,-32768,-32768,-32768,
-  -32768,-32768,     0,   -24,   -24,-32768,     1,-32768,-32768,-32768,
-  -32768,-32768,-32768,    19,    19,    19,-32768,    19,-32768,    -2,
-     -17,-32768,-32768,-32768,-32768,     4,-32768,   -24,   -24,    11,
-  -32768,-32768,-32768,-32768,-32768,-32768,-32768,    24,-32768,-32768,
-      -1,    32,-32768,-32768,-32768,    28,-32768,-32768,    -1,-32768,
-  -32768,-32768,   -18,    -3,-32768,-32768,-32768,    -1,-32768,-32768,
-  -32768,    -3,-32768,    65,    66,-32768
-};

 
 

-static const short yypgoto[] =
+/* Line 276 of yacc.c  */
+#line 320 "parse-gram.c"
+} YYSTYPE;
+# define YYSTYPE_IS_TRIVIAL 1
+# define yystype YYSTYPE /* obsolescent; will be withdrawn */
+# define YYSTYPE_IS_DECLARED 1
+#endif
+
+#if ! defined YYLTYPE && ! defined YYLTYPE_IS_DECLARED
+typedef struct YYLTYPE

 {
 {

-  -32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,
-  -32768,-32768,-32768,-32768,-32768,   -28,    33,-32768,    21,-32768,
-  -32768,   -13,    -8,-32768,   -49,   -19,-32768,-32768
-};
+  int first_line;
+  int first_column;
+  int last_line;
+  int last_column;
+} YYLTYPE;
+# define yyltype YYLTYPE /* obsolescent; will be withdrawn */
+# define YYLTYPE_IS_DECLARED 1
+# define YYLTYPE_IS_TRIVIAL 1
+#endif

 
 
 
 

-#define        YYLAST          79
+/* Copy the second part of user declarations.  */

 
 
 
 

-static const short yytable[] =
-{
-      41,    38,    39,    38,    39,    48,    72,    54,    38,    35,
-      71,    36,    55,    87,    37,    85,    43,    86,    44,    49,
-      67,    45,    80,    46,    62,    63,    64,    49,    65,    73,
-      73,    52,    66,    40,    60,    40,    38,    88,     3,     4,
-       5,     6,     7,     8,     9,    10,    11,    74,    12,    13,
-      14,    15,    16,    17,    18,    19,    20,    21,    22,    23,
-      24,    25,    79,    77,    81,    94,    95,    58,    26,    27,
-      84,    68,     0,    91,     0,     0,     0,     0,     0,    92
-};
+/* Line 326 of yacc.c  */
+#line 345 "parse-gram.c"

 
 

-static const short yycheck[] =
-{
-       8,     4,     5,     4,     5,    24,    55,    31,     4,    31,
-       6,    40,    36,    16,     6,    33,    32,    35,    32,    36,
-      37,    32,    71,     4,    43,    44,    45,    36,    47,    57,
-      58,    31,    34,    36,    33,    36,     4,    40,     7,     8,
-       9,    10,    11,    12,    13,    14,    15,    36,    17,    18,
-      19,    20,    21,    22,    23,    24,    25,    26,    27,    28,
-      29,    30,    70,    39,    36,     0,     0,    34,    37,    38,
-      78,    50,    -1,    86,    -1,    -1,    -1,    -1,    -1,    87
-};
-#define YYPURE 1
+#ifdef short
+# undef short
+#endif

 
 

-/* -*-C-*-  Note some compilers choke on comments on `#line' lines.  */
-#line 3 "/usr/share/bison/bison.simple"
+#ifdef YYTYPE_UINT8
+typedef YYTYPE_UINT8 yytype_uint8;
+#else
+typedef unsigned char yytype_uint8;
+#endif

 
 

-/* Skeleton output parser for bison,
+#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

 
 

-   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002 Free Software
-   Foundation, Inc.
+#ifdef YYTYPE_UINT16
+typedef YYTYPE_UINT16 yytype_uint16;
+#else
+typedef unsigned short int yytype_uint16;
+#endif

 
 

-   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.
+#ifdef YYTYPE_INT16
+typedef YYTYPE_INT16 yytype_int16;
+#else
+typedef short int yytype_int16;
+#endif

 
 

-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
+#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

 
 

-   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.  */
+#define YYSIZE_MAXIMUM ((YYSIZE_T) -1)

 
 

-/* 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.  */
+#ifndef YY_
+# if defined YYENABLE_NLS && YYENABLE_NLS
+#  if ENABLE_NLS
+#   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
+#   define YY_(msgid) dgettext ("bison-runtime", msgid)
+#  endif
+# endif
+# ifndef YY_
+#  define YY_(msgid) msgid
+# endif
+#endif

 
 

-/* This is the parser code that is written into each bison parser when
-   the %semantic_parser declaration is not specified in the grammar.
-   It was written by Richard Stallman by simplifying the hairy parser
-   used when %semantic_parser is specified.  */
+/* Suppress unused-variable warnings by "using" E.  */
+#if ! defined lint || defined __GNUC__
+# define YYUSE(e) ((void) (e))
+#else
+# define YYUSE(e) /* empty */
+#endif

 
 

-/* All symbols defined below should begin with yy or YY, to avoid
-   infringing on user name space.  This should be done even for local
-   variables, as they might otherwise be expanded by user macros.
-   There are some unavoidable exceptions within include files to
-   define necessary library symbols; they are noted "INFRINGES ON
-   USER NAME SPACE" below.  */
+/* 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) || defined (YYERROR_VERBOSE)
+#if ! defined yyoverflow || YYERROR_VERBOSE

 
 /* The parser invokes alloca or malloc; define the necessary symbols.  */
 
 
 /* The parser invokes alloca or malloc; define the necessary symbols.  */
 

-# if YYSTACK_USE_ALLOCA
-#  define YYSTACK_ALLOC alloca
-# else
-#  ifndef YYSTACK_USE_ALLOCA
-#   if defined (alloca) || defined (_ALLOCA_H)
-#    define YYSTACK_ALLOC alloca
+# ifdef YYSTACK_USE_ALLOCA
+#  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
 #   else

-#    ifdef __GNUC__
-#     define YYSTACK_ALLOC __builtin_alloca
+#    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
 #    endif
 #   endif
 #  endif
 # endif
 
 # ifdef YYSTACK_ALLOC

-   /* Pacify GCC's `empty if-body' warning. */
-#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
+   /* Pacify GCC's `empty if-body' warning.  */
+#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0))
+#  ifndef YYSTACK_ALLOC_MAXIMUM
+    /* The OS might guarantee only one guard page at the bottom of the stack,
+       and a page size can be as small as 4096 bytes.  So we cannot safely
+       invoke alloca (N) if N exceeds 4096.  Use a slightly smaller number
+       to allow for a few compiler-allocated temporary stack slots.  */
+#   define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
+#  endif

 # else
 # else

-#  if defined (__STDC__) || defined (__cplusplus)
+#  define YYSTACK_ALLOC YYMALLOC
+#  define YYSTACK_FREE YYFREE
+#  ifndef YYSTACK_ALLOC_MAXIMUM
+#   define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
+#  endif
+#  if (defined __cplusplus && ! defined _STDLIB_H \
+       && ! ((defined YYMALLOC || defined malloc) \
+            && (defined YYFREE || defined free)))

 #   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
 #   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */

-#   define YYSIZE_T size_t
+#   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

-#  define YYSTACK_ALLOC malloc
-#  define YYSTACK_FREE free

 # endif
 # endif

-#endif /* ! defined (yyoverflow) || defined (YYERROR_VERBOSE) */
+#endif /* ! defined yyoverflow || YYERROR_VERBOSE */

 
 
 
 

-#if (! defined (yyoverflow) \
-     && (! defined (__cplusplus) \
-        || (YYLTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
+#if (! defined yyoverflow \
+     && (! defined __cplusplus \
+        || (defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL \
+            && defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))

 
 /* A type that is properly aligned for any stack member.  */
 union yyalloc
 {
 
 /* A type that is properly aligned for any stack member.  */
 union yyalloc
 {

-  short yyss;
-  YYSTYPE yyvs;
-# if YYLSP_NEEDED
-  YYLTYPE yyls;
-# endif
+  yytype_int16 yyss_alloc;
+  YYSTYPE yyvs_alloc;
+  YYLTYPE yyls_alloc;

 };
 
 /* The size of the maximum gap between one aligned stack and the next.  */
 };
 
 /* The size of the maximum gap between one aligned stack and the next.  */

-# define YYSTACK_GAP_MAX (sizeof (union yyalloc) - 1)
+# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)

 
 /* The size of an array large to enough to hold all stacks, each with
    N elements.  */
 
 /* The size of an array large to enough to hold all stacks, each with
    N elements.  */

-# if YYLSP_NEEDED
-#  define YYSTACK_BYTES(N) \
-     ((N) * (sizeof (short) + sizeof (YYSTYPE) + sizeof (YYLTYPE))     \
-      + 2 * YYSTACK_GAP_MAX)
-# else
-#  define YYSTACK_BYTES(N) \
-     ((N) * (sizeof (short) + sizeof (YYSTYPE))                                \
-      + YYSTACK_GAP_MAX)
-# endif
+# define YYSTACK_BYTES(N) \
+     ((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
 
 /* Copy COUNT objects from FROM to TO.  The source and destination do
    not overlap.  */
 # ifndef YYCOPY

-#  if 1 < __GNUC__
+#  if defined __GNUC__ && 1 < __GNUC__

 #   define YYCOPY(To, From, Count) \
       __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
 #  else
 #   define YYCOPY(To, From, Count)             \
       do                                       \
        {                                       \
 #   define YYCOPY(To, From, Count) \
       __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
 #  else
 #   define YYCOPY(To, From, Count)             \
       do                                       \
        {                                       \

-         register YYSIZE_T yyi;                \
+         YYSIZE_T yyi;                         \

          for (yyi = 0; yyi < (Count); yyi++)   \
            (To)[yyi] = (From)[yyi];            \
        }                                       \
          for (yyi = 0; yyi < (Count); yyi++)   \
            (To)[yyi] = (From)[yyi];            \
        }                                       \

-      while (0)
+      while (YYID (0))

 #  endif
 # endif
 
 #  endif
 # endif
 


@@ -461,104 +542,454 @@ 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.  */
    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;                                            \
     do                                                                 \
       {                                                                        \
        YYSIZE_T yynewbytes;                                            \

-       YYCOPY (&yyptr->Stack, Stack, yysize);                          \
-       Stack = &yyptr->Stack;                                          \
-       yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAX;   \
+       YYCOPY (&yyptr->Stack_alloc, Stack, yysize);                    \
+       Stack = &yyptr->Stack_alloc;                                    \
+       yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \

        yyptr += yynewbytes / sizeof (*yyptr);                          \
       }                                                                        \
        yyptr += yynewbytes / sizeof (*yyptr);                          \
       }                                                                        \

-    while (0)
+    while (YYID (0))

 
 #endif
 
 
 #endif
 

+/* YYFINAL -- State number of the termination state.  */
+#define YYFINAL  3
+/* YYLAST -- Last index in YYTABLE.  */
+#define YYLAST   160
+
+/* YYNTOKENS -- Number of terminals.  */
+#define YYNTOKENS  58
+/* YYNNTS -- Number of nonterminals.  */
+#define YYNNTS  34
+/* YYNRULES -- Number of rules.  */
+#define YYNRULES  108
+/* YYNRULES -- Number of states.  */
+#define YYNSTATES  148
+
+/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
+#define YYUNDEFTOK  2
+#define YYMAXUTOK   312
+
+#define YYTRANSLATE(YYX)                                               \
+  ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
+
+/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX.  */
+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,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+       2,     2,     2,     2,     2,     2,     1,     2,     3,     4,
+       5,     6,     7,     8,     9,    10,    11,    12,    13,    14,
+      15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
+      25,    26,    27,    28,    29,    30,    31,    32,    33,    34,
+      35,    36,    37,    38,    39,    40,    41,    42,    43,    44,
+      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 yytype_uint16 yyprhs[] =
+{
+       0,     0,     3,     8,     9,    12,    14,    16,    18,    22,
+      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,   150,   152,   154,
+     157,   159,   162,   164,   167,   169,   172,   174,   176,   178,
+     180,   182,   184,   187,   190,   194,   196,   199,   201,   204,
+     206,   209,   212,   213,   218,   220,   224,   227,   228,   232,
+     236,   240,   244,   248,   249,   251,   253,   255,   256,   258,
+     260,   262,   264,   266,   268,   270,   272,   274,   275
+};
+
+/* YYRHS -- A `-1'-separated list of the rules' RHS.  */
+static const yytype_int8 yyrhs[] =
+{
+      59,     0,    -1,    60,    50,    77,    91,    -1,    -1,    60,
+      61,    -1,    62,    -1,    52,    -1,    17,    -1,    19,    84,
+      85,    -1,    20,    -1,    20,     3,    -1,    21,    -1,    22,
+       4,    -1,    23,     4,    -1,    24,     3,    -1,    24,    47,
+       3,    -1,    25,    -1,    26,    43,    -1,    27,     3,    -1,
+      28,    43,    -1,    29,    -1,    30,     3,    -1,    30,    47,
+       3,    -1,    32,    -1,    33,    -1,    34,     3,    -1,    34,
+      47,     3,    -1,    35,    43,    -1,    36,    -1,    37,     3,
+      -1,    38,     3,    -1,    40,    -1,    41,    -1,    42,    -1,
+      53,    -1,    67,    -1,    64,    -1,    39,    89,    -1,     8,
+      43,    73,    -1,     9,    43,    73,    -1,    18,    -1,    31,
+      -1,    16,    86,    -1,    16,    48,    86,    -1,    -1,    48,
+      -1,    57,    63,    86,    -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,    -1,
+      54,    -1,    71,    -1,    70,    71,    -1,    89,    -1,    89,
+       4,    -1,    89,    -1,    72,    89,    -1,    74,    -1,    73,
+      74,    -1,    89,    -1,    54,    -1,    55,    -1,    56,    -1,
+      54,    -1,    87,    -1,    87,     4,    -1,    87,    90,    -1,
+      87,     4,    90,    -1,    75,    -1,    76,    75,    -1,    78,
+      -1,    77,    78,    -1,    79,    -1,    62,    53,    -1,     1,
+      53,    -1,    -1,    88,    83,    80,    81,    -1,    82,    -1,
+      81,    51,    82,    -1,    81,    53,    -1,    -1,    82,    89,
+      83,    -1,    82,    43,    83,    -1,    82,    13,    89,    -1,
+      82,    14,     4,    -1,    82,    15,    54,    -1,    -1,    44,
+      -1,    48,    -1,     3,    -1,    -1,    48,    -1,     3,    -1,
+      43,    -1,    48,    -1,    45,    -1,    49,    -1,    87,    -1,
+      90,    -1,     3,    -1,    -1,    50,    46,    -1
+};

 
 

-#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
-# define YYSIZE_T __SIZE_TYPE__
+/* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
+static const yytype_uint16 yyrline[] =
+{
+       0,   208,   208,   216,   218,   222,   223,   233,   234,   239,
+     240,   245,   246,   247,   248,   249,   250,   255,   264,   265,
+     266,   267,   268,   269,   270,   271,   272,   273,   274,   289,
+     290,   314,   315,   316,   317,   321,   322,   323,   327,   334,
+     341,   345,   349,   356,   371,   372,   376,   388,   388,   393,
+     393,   398,   409,   424,   425,   426,   430,   431,   436,   438,
+     443,   444,   449,   451,   456,   457,   461,   462,   463,   464,
+     469,   474,   479,   485,   491,   502,   503,   512,   513,   519,
+     520,   521,   528,   528,   533,   534,   535,   540,   542,   544,
+     546,   548,   550,   555,   557,   568,   569,   574,   575,   576,
+     585,   605,   607,   616,   621,   622,   627,   634,   636
+};

 #endif
 #endif

-#if ! defined (YYSIZE_T) && defined (size_t)
-# define YYSIZE_T size_t
+
+#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", "$undefined", "\"string\"", "\"integer\"",
+  "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%destructor\"",
+  "\"%printer\"", "\"%left\"", "\"%right\"", "\"%nonassoc\"", "\"%prec\"",
+  "\"%dprec\"", "\"%merge\"", "\"%code\"", "\"%debug\"",
+  "\"%default-prec\"", "\"%define\"", "\"%defines\"", "\"%error-verbose\"",
+  "\"%expect\"", "\"%expect-rr\"", "\"%file-prefix\"", "\"%glr-parser\"",
+  "\"%initial-action\"", "\"%language\"", "\"%lex-param\"",
+  "\"%locations\"", "\"%name-prefix\"", "\"%no-default-prec\"",
+  "\"%no-lines\"", "\"%nondeterministic-parser\"", "\"%output\"",
+  "\"%parse-param\"", "\"%pure-parser\"", "\"%require\"", "\"%skeleton\"",
+  "\"%start\"", "\"%token-table\"", "\"%verbose\"", "\"%yacc\"",
+  "\"{...}\"", "\"[identifier]\"", "\"char\"", "\"epilogue\"", "\"=\"",
+  "\"identifier\"", "\"identifier:\"", "\"%%\"", "\"|\"", "\"%{...%}\"",
+  "\";\"", "\"type\"", "\"<*>\"", "\"<>\"", "\"%union\"", "$accept",
+  "input", "prologue_declarations", "prologue_declaration",
+  "grammar_declaration", "union_name", "symbol_declaration", "$@1", "$@2",
+  "precedence_declaration", "precedence_declarator", "type.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",
+  "named_ref.opt", "variable", "content.opt", "braceless", "id",
+  "id_colon", "symbol", "string_as_id", "epilogue.opt", 0
+};

 #endif
 #endif

-#if ! defined (YYSIZE_T)
-# if defined (__STDC__) || defined (__cplusplus)
-#  include <stddef.h> /* INFRINGES ON USER NAME SPACE */
-#  define YYSIZE_T size_t
+
+# ifdef YYPRINT
+/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
+   token YYLEX-NUM.  */
+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,   306,   307,   308,   309,   310,   311,   312
+};

 # endif
 # endif

-#endif
-#if ! defined (YYSIZE_T)
-# define YYSIZE_T unsigned int
-#endif
+
+/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
+static const yytype_uint8 yyr1[] =
+{
+       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,    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,    85,    85,
+      86,    87,    87,    88,    89,    89,    90,    91,    91
+};
+
+/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
+static const yytype_uint8 yyr2[] =
+{
+       0,     2,     4,     0,     2,     1,     1,     1,     3,     1,
+       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,     0,     1,     1,     2,
+       1,     2,     1,     2,     1,     2,     1,     1,     1,     1,
+       1,     1,     2,     2,     3,     1,     2,     1,     2,     1,
+       2,     2,     0,     4,     1,     3,     2,     0,     3,     3,
+       3,     3,     3,     0,     1,     1,     1,     0,     1,     1,
+       1,     1,     1,     1,     1,     1,     1,     0,     2
+};
+
+/* YYDEFACT[STATE-NAME] -- Default reduction number in state STATE-NUM.
+   Performed when YYTABLE doesn't specify something else to do.  Zero
+   means the default is an error.  */
+static const yytype_uint8 yydefact[] =
+{
+       3,     0,     0,     1,    49,    47,     0,     0,     0,    53,
+      54,    55,     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,    56,     0,     0,
+       0,     0,     0,   100,     0,    42,    96,    95,    97,    10,
+      12,    13,    14,     0,    17,    18,    19,    21,     0,    25,
+       0,    27,    29,    30,   106,   102,   101,   104,    37,   105,
+       0,   103,     0,     0,    77,    79,    93,    45,     0,    57,
+       0,    70,    75,    50,    71,    48,    51,    62,    67,    68,
+      69,    38,    64,    66,    39,    43,    99,    98,     8,    15,
+      22,    26,    81,    80,     0,    78,     2,    94,    82,    46,
+      52,    58,    60,    76,    72,    73,    63,    65,   108,    87,
+      59,    61,    74,    83,    84,    87,    86,     0,     0,     0,
+      93,    93,    85,    90,    91,    92,    89,    88
+};
+
+/* YYDEFGOTO[NTERM-NUM].  */
+static const yytype_int16 yydefgoto[] =
+{
+      -1,     1,     2,    43,    82,    88,    45,    49,    48,    46,
+      47,    90,   120,   121,    96,   101,   102,    92,    93,    83,
+      84,    85,   129,   133,   134,   118,    58,   108,    55,    77,
+      86,   103,    79,   116
+};
+
+/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
+   STATE-NUM.  */
+#define YYPACT_NINF -91
+static const yytype_int16 yypact[] =
+{
+     -91,     3,   103,   -91,   -91,   -91,   -36,     2,    10,   -91,
+     -91,   -91,     9,   -91,   -91,    32,    60,   -91,    65,    67,
+      27,   -91,    41,    73,    51,   -91,    39,   -91,   -91,   -91,
+      40,    52,   -91,    93,    95,    33,   -91,   -91,   -91,    15,
+     -91,   -91,    53,   -91,   -91,   -91,   -91,    46,    43,    43,
+      33,    11,    11,   -91,    61,   -91,   -91,   -91,    35,   -91,
+     -91,   -91,   -91,   100,   -91,   -91,   -91,   -91,   102,   -91,
+     113,   -91,   -91,   -91,   -91,   -91,   -91,   -91,   -91,   -91,
+      64,   -91,    94,     1,   -91,   -91,    62,   -91,    61,   -91,
+      33,   -91,   -91,    43,    86,    43,    33,   -91,   -91,   -91,
+     -91,    11,   -91,   -91,    11,   -91,   -91,   -91,   -91,   -91,
+     -91,   -91,   -91,   -91,    72,   -91,   -91,   -91,   -91,   -91,
+      33,   -91,   142,   -91,   145,   -91,   -91,   -91,   -91,   -91,
+     -91,   -91,   -91,    17,    34,   -91,   -91,    33,   146,    97,
+      62,    62,    34,   -91,   -91,   -91,   -91,   -91
+};
+
+/* YYPGOTO[NTERM-NUM].  */
+static const yytype_int16 yypgoto[] =
+{
+     -91,   -91,   -91,   -91,   147,   -91,   -91,   -91,   -91,   -91,
+     -91,   -91,   -91,    37,   -91,   106,   -60,   -33,   105,   -91,
+      69,   -91,   -91,   -91,    24,   -48,   -91,   -91,   -49,   -20,
+     -91,   -35,   -90,   -91
+};
+
+/* YYTABLE[YYPACT[STATE-NUM]].  What to do in state STATE-NUM.  If
+   positive, shift that token.  If negative, reduce the rule which
+   number is the opposite.  If YYTABLE_NINF, syntax error.  */
+#define YYTABLE_NINF -108
+static const yytype_int16 yytable[] =
+{
+      78,  -107,    80,     3,   125,   105,     4,     5,     6,     7,
+       8,     9,    10,    11,    74,    97,    80,    12,    50,    14,
+       4,     5,     6,     7,     8,     9,    10,    11,    94,    94,
+      62,    12,    27,    14,   132,    56,    74,    74,   106,   119,
+      35,   127,    67,    69,   127,    51,    27,   137,   138,   139,
+      81,   114,    53,    52,    35,   122,    75,    54,    42,    76,
+     123,   126,   123,    59,    81,    98,    99,   100,   135,    60,
+     136,    61,    42,    94,    63,    94,    65,   140,    75,    75,
+      57,    76,    76,   107,    64,   122,    68,    70,    75,    74,
+     124,    76,   146,   147,    66,    71,    72,    91,    73,   141,
+      89,    87,   143,   109,    53,   110,   117,   141,     4,     5,
+       6,     7,     8,     9,    10,    11,   111,   112,   128,    12,
+      13,    14,    15,    16,    17,    18,    19,    20,    21,    22,
+      23,    24,    25,    26,    27,    28,    29,    30,    31,    32,
+      33,    34,    35,    36,    37,    38,   131,   113,    74,    44,
+     144,   145,   115,    39,    95,    40,    41,   130,   104,   142,
+      42
+};
+
+#define yypact_value_is_default(yystate) \
+  ((yystate) == (-91))
+
+#define yytable_value_is_error(yytable_value) \
+  YYID (0)
+
+static const yytype_uint8 yycheck[] =
+{
+      35,     0,     1,     0,    94,    54,     5,     6,     7,     8,
+       9,    10,    11,    12,     3,    50,     1,    16,    54,    18,
+       5,     6,     7,     8,     9,    10,    11,    12,    48,    49,
+       3,    16,    31,    18,   124,     3,     3,     3,     3,    88,
+      39,   101,     3,     3,   104,    43,    31,    13,    14,    15,
+      49,    50,    43,    43,    39,    90,    45,    48,    57,    48,
+      93,    96,    95,     3,    49,    54,    55,    56,    51,     4,
+      53,     4,    57,    93,    47,    95,     3,    43,    45,    45,
+      48,    48,    48,    48,    43,   120,    47,    47,    45,     3,
+       4,    48,   140,   141,    43,    43,     3,    54,     3,   134,
+      54,    48,   137,     3,    43,     3,    44,   142,     5,     6,
+       7,     8,     9,    10,    11,    12,     3,    53,    46,    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,     4,    53,     3,     2,
+       4,    54,    83,    50,    49,    52,    53,   120,    52,   135,
+      57
+};
+
+/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
+   symbol of state STATE-NUM.  */
+static const yytype_uint8 yystos[] =
+{
+       0,    59,    60,     0,     5,     6,     7,     8,     9,    10,
+      11,    12,    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,    50,
+      52,    53,    57,    61,    62,    64,    67,    68,    66,    65,
+      54,    43,    43,    43,    48,    86,     3,    48,    84,     3,
+       4,     4,     3,    47,    43,     3,    43,     3,    47,     3,
+      47,    43,     3,     3,     3,    45,    48,    87,    89,    90,
+       1,    49,    62,    77,    78,    79,    88,    48,    63,    54,
+      69,    54,    75,    76,    87,    76,    72,    89,    54,    55,
+      56,    73,    74,    89,    73,    86,     3,    48,    85,     3,
+       3,     3,    53,    53,    50,    78,    91,    44,    83,    86,
+      70,    71,    89,    75,     4,    90,    89,    74,    46,    80,
+      71,     4,    90,    81,    82,    51,    53,    13,    14,    15,
+      43,    89,    82,    89,     4,    54,    83,    83
+};

 
 #define yyerrok                (yyerrstatus = 0)
 #define yyclearin      (yychar = YYEMPTY)
 
 #define yyerrok                (yyerrstatus = 0)
 #define yyclearin      (yychar = YYEMPTY)

-#define YYEMPTY                -2
+#define YYEMPTY                (-2)

 #define YYEOF          0
 #define YYEOF          0

+

 #define YYACCEPT       goto yyacceptlab
 #define YYACCEPT       goto yyacceptlab

-#define YYABORT        goto yyabortlab
-#define YYERROR                goto yyerrlab1
+#define YYABORT                goto yyabortlab
+#define YYERROR                goto yyerrorlab
+
+

 /* Like YYERROR except do call yyerror.  This remains here temporarily
    to ease the transition to the new meaning of YYERROR, for GCC.
 /* Like YYERROR except do call yyerror.  This remains here temporarily
    to ease the transition to the new meaning of YYERROR, for GCC.

-   Once GCC version 2 has supplanted version 1, this can go.  */
+   Once GCC version 2 has supplanted version 1, this can go.  However,
+   YYFAIL appears to be in use.  Nevertheless, it is formally deprecated
+   in Bison 2.4.2's NEWS entry, where a plan to phase it out is
+   discussed.  */
+

 #define YYFAIL         goto yyerrlab
 #define YYFAIL         goto yyerrlab

+#if defined YYFAIL
+  /* This is here to suppress warnings from the GCC cpp's
+     -Wunused-macros.  Normally we don't worry about that warning, but
+     some users do, and we want to make it easy for users to remove
+     YYFAIL uses, which will produce warnings from Bison 2.5.  */
+#endif
+

 #define YYRECOVERING()  (!!yyerrstatus)
 #define YYRECOVERING()  (!!yyerrstatus)

+

 #define YYBACKUP(Token, Value)                                 \
 do                                                             \
   if (yychar == YYEMPTY && yylen == 1)                         \
     {                                                          \
       yychar = (Token);                                                \
       yylval = (Value);                                                \
 #define YYBACKUP(Token, Value)                                 \
 do                                                             \
   if (yychar == YYEMPTY && yylen == 1)                         \
     {                                                          \
       yychar = (Token);                                                \
       yylval = (Value);                                                \

-      yychar1 = YYTRANSLATE (yychar);                          \
-      YYPOPSTACK;                                              \
+      YYPOPSTACK (1);                                          \

       goto yybackup;                                           \
     }                                                          \
   else                                                         \
       goto yybackup;                                           \
     }                                                          \
   else                                                         \

-    {                                                          \
-      yyerror ("syntax error: cannot back up");                        \
+    {                                                          \
+      yyerror (YY_("syntax error: cannot back up")); \

       YYERROR;                                                 \
     }                                                          \
       YYERROR;                                                 \
     }                                                          \

-while (0)
+while (YYID (0))
+

 
 #define YYTERROR       1
 #define YYERRCODE      256
 
 
 
 #define YYTERROR       1
 #define YYERRCODE      256
 
 

-/* YYLLOC_DEFAULT -- Compute the default location (before the actions
-   are run).
-
-   When YYLLOC_DEFAULT is run, CURRENT is set the location of the
-   first token.  By default, to implement support for ranges, extend
-   its range to the last symbol.  */
+/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
+   If N is 0, then set CURRENT to the empty location which ends
+   the previous symbol: RHS[0] (always defined).  */

 
 

+#define YYRHSLOC(Rhs, K) ((Rhs)[K])

 #ifndef YYLLOC_DEFAULT
 #ifndef YYLLOC_DEFAULT

-# define YYLLOC_DEFAULT(Current, Rhs, N)               \
-   Current.last_line   = Rhs[N].last_line;     \
-   Current.last_column = Rhs[N].last_column;
+# define YYLLOC_DEFAULT(Current, Rhs, N)                               \
+    do                                                                 \
+      if (YYID (N))                                                    \
+       {                                                               \
+         (Current).first_line   = YYRHSLOC (Rhs, 1).first_line;        \
+         (Current).first_column = YYRHSLOC (Rhs, 1).first_column;      \
+         (Current).last_line    = YYRHSLOC (Rhs, N).last_line;         \
+         (Current).last_column  = YYRHSLOC (Rhs, N).last_column;       \
+       }                                                               \
+      else                                                             \
+       {                                                               \
+         (Current).first_line   = (Current).last_line   =              \
+           YYRHSLOC (Rhs, 0).last_line;                                \
+         (Current).first_column = (Current).last_column =              \
+           YYRHSLOC (Rhs, 0).last_column;                              \
+       }                                                               \
+    while (YYID (0))

 #endif
 
 
 #endif
 
 

-/* YYLEX -- calling `yylex' with the right arguments.  */
+/* YY_LOCATION_PRINT -- Print the location on the stream.
+   This macro was not mandated originally: define only if we know
+   we won't break user code: when these are the locations we know.  */

 
 

-#if YYPURE
-# if YYLSP_NEEDED
-#  ifdef YYLEX_PARAM
-#   define YYLEX               yylex (&yylval, &yylloc, YYLEX_PARAM)
-#  else
-#   define YYLEX               yylex (&yylval, &yylloc)
-#  endif
-# else /* !YYLSP_NEEDED */
-#  ifdef YYLEX_PARAM
-#   define YYLEX               yylex (&yylval, YYLEX_PARAM)
-#  else
-#   define YYLEX               yylex (&yylval)
-#  endif
-# endif /* !YYLSP_NEEDED */
-#else /* !YYPURE */
-# define YYLEX                 yylex ()
-#endif /* !YYPURE */
+#ifndef YY_LOCATION_PRINT
+# if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL
+#  define YY_LOCATION_PRINT(File, Loc)                 \
+     fprintf (File, "%d.%d-%d.%d",                     \
+             (Loc).first_line, (Loc).first_column,     \
+             (Loc).last_line,  (Loc).last_column)
+# else
+#  define YY_LOCATION_PRINT(File, Loc) ((void) 0)
+# endif
+#endif

 
 
 
 

+/* YYLEX -- calling `yylex' with the right arguments.  */
+
+#ifdef YYLEX_PARAM
+# define YYLEX yylex (&yylval, &yylloc, YYLEX_PARAM)
+#else
+# define YYLEX yylex (&yylval, &yylloc)
+#endif
+

 /* Enable debugging if requested.  */
 #if YYDEBUG
 
 /* Enable debugging if requested.  */
 #if YYDEBUG
 


@@ -571,14 +1002,326 @@ while (0)
 do {                                           \
   if (yydebug)                                 \
     YYFPRINTF Args;                            \
 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);                                          \
+      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 797 of yacc.c  */
+#line 183 "parse-gram.y"
+       { fputs (quotearg_style (c_quoting_style, (yyvaluep->chars)), stderr); };
+
+/* Line 797 of yacc.c  */
+#line 1056 "parse-gram.c"
+       break;
+      case 4: /* "\"integer\"" */
+
+/* Line 797 of yacc.c  */
+#line 195 "parse-gram.y"
+       { fprintf (stderr, "%d", (yyvaluep->integer)); };
+
+/* Line 797 of yacc.c  */
+#line 1065 "parse-gram.c"
+       break;
+      case 43: /* "\"{...}\"" */
+
+/* Line 797 of yacc.c  */
+#line 185 "parse-gram.y"
+       { fprintf (stderr, "{\n%s\n}", (yyvaluep->code)); };
+
+/* Line 797 of yacc.c  */
+#line 1074 "parse-gram.c"
+       break;
+      case 44: /* "\"[identifier]\"" */
+
+/* Line 797 of yacc.c  */
+#line 190 "parse-gram.y"
+       { fprintf (stderr, "[%s]", (yyvaluep->uniqstr)); };
+
+/* Line 797 of yacc.c  */
+#line 1083 "parse-gram.c"
+       break;
+      case 45: /* "\"char\"" */
+
+/* Line 797 of yacc.c  */
+#line 177 "parse-gram.y"
+       { fputs (char_name ((yyvaluep->character)), stderr); };
+
+/* Line 797 of yacc.c  */
+#line 1092 "parse-gram.c"
+       break;
+      case 46: /* "\"epilogue\"" */
+
+/* Line 797 of yacc.c  */
+#line 185 "parse-gram.y"
+       { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+
+/* Line 797 of yacc.c  */
+#line 1101 "parse-gram.c"
+       break;
+      case 48: /* "\"identifier\"" */
+
+/* Line 797 of yacc.c  */
+#line 189 "parse-gram.y"
+       { fputs ((yyvaluep->uniqstr), stderr); };
+
+/* Line 797 of yacc.c  */
+#line 1110 "parse-gram.c"
+       break;
+      case 49: /* "\"identifier:\"" */
+
+/* Line 797 of yacc.c  */
+#line 191 "parse-gram.y"
+       { fprintf (stderr, "%s:", (yyvaluep->uniqstr)); };
+
+/* Line 797 of yacc.c  */
+#line 1119 "parse-gram.c"
+       break;
+      case 52: /* "\"%{...%}\"" */
+
+/* Line 797 of yacc.c  */
+#line 185 "parse-gram.y"
+       { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+
+/* Line 797 of yacc.c  */
+#line 1128 "parse-gram.c"
+       break;
+      case 54: /* "\"type\"" */
+
+/* Line 797 of yacc.c  */
+#line 192 "parse-gram.y"
+       { fprintf (stderr, "<%s>", (yyvaluep->uniqstr)); };
+
+/* Line 797 of yacc.c  */
+#line 1137 "parse-gram.c"
+       break;
+      case 71: /* "symbol.prec" */
+
+/* Line 797 of yacc.c  */
+#line 198 "parse-gram.y"
+       { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
+
+/* Line 797 of yacc.c  */
+#line 1146 "parse-gram.c"
+       break;
+      case 84: /* "variable" */
+
+/* Line 797 of yacc.c  */
+#line 189 "parse-gram.y"
+       { fputs ((yyvaluep->uniqstr), stderr); };
+
+/* Line 797 of yacc.c  */
+#line 1155 "parse-gram.c"
+       break;
+      case 85: /* "content.opt" */
+
+/* Line 797 of yacc.c  */
+#line 185 "parse-gram.y"
+       { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+
+/* Line 797 of yacc.c  */
+#line 1164 "parse-gram.c"
+       break;
+      case 86: /* "braceless" */
+
+/* Line 797 of yacc.c  */
+#line 185 "parse-gram.y"
+       { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+
+/* Line 797 of yacc.c  */
+#line 1173 "parse-gram.c"
+       break;
+      case 87: /* "id" */
+
+/* Line 797 of yacc.c  */
+#line 198 "parse-gram.y"
+       { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
+
+/* Line 797 of yacc.c  */
+#line 1182 "parse-gram.c"
+       break;
+      case 88: /* "id_colon" */
+
+/* Line 797 of yacc.c  */
+#line 199 "parse-gram.y"
+       { fprintf (stderr, "%s:", (yyvaluep->symbol)->tag); };
+
+/* Line 797 of yacc.c  */
+#line 1191 "parse-gram.c"
+       break;
+      case 89: /* "symbol" */
+
+/* Line 797 of yacc.c  */
+#line 198 "parse-gram.y"
+       { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
+
+/* Line 797 of yacc.c  */
+#line 1200 "parse-gram.c"
+       break;
+      case 90: /* "string_as_id" */
+
+/* Line 797 of yacc.c  */
+#line 198 "parse-gram.y"
+       { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
+
+/* Line 797 of yacc.c  */
+#line 1209 "parse-gram.c"
+       break;
+      default:
+       break;
+    }
+}
+
+
+/*--------------------------------.
+| Print this symbol on YYOUTPUT.  |
+`--------------------------------*/
+
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp)
+#else
+static void
+yy_symbol_print (yyoutput, yytype, yyvaluep, yylocationp)
+    FILE *yyoutput;
+    int yytype;
+    YYSTYPE const * const yyvaluep;
+    YYLTYPE const * const yylocationp;
+#endif
+{
+  if (yytype < YYNTOKENS)
+    YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
+  else
+    YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
+
+  YY_LOCATION_PRINT (yyoutput, *yylocationp);
+  YYFPRINTF (yyoutput, ": ");
+  yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp);
+  YYFPRINTF (yyoutput, ")");
+}
+
+/*------------------------------------------------------------------.
+| yy_stack_print -- Print the state stack from its BOTTOM up to its |
+| TOP (included).                                                   |
+`------------------------------------------------------------------*/
+
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop)
+#else
+static void
+yy_stack_print (yybottom, yytop)
+    yytype_int16 *yybottom;
+    yytype_int16 *yytop;
+#endif
+{
+  YYFPRINTF (stderr, "Stack now");
+  for (; yybottom <= yytop; yybottom++)
+    {
+      int yybot = *yybottom;
+      YYFPRINTF (stderr, " %d", yybot);
+    }
+  YYFPRINTF (stderr, "\n");
+}
+
+# define YY_STACK_PRINT(Bottom, Top)                           \
+do {                                                           \
+  if (yydebug)                                                 \
+    yy_stack_print ((Bottom), (Top));                          \
+} while (YYID (0))
+
+
+/*------------------------------------------------.
+| Report that the YYRULE is going to be reduced.  |
+`------------------------------------------------*/
+
+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static void
+yy_reduce_print (YYSTYPE *yyvsp, YYLTYPE *yylsp, int yyrule)
+#else
+static void
+yy_reduce_print (yyvsp, yylsp, yyrule)
+    YYSTYPE *yyvsp;
+    YYLTYPE *yylsp;
+    int yyrule;
+#endif
+{
+  int yynrhs = yyr2[yyrule];
+  int yyi;
+  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 (yyvsp, yylsp, Rule); \
+} while (YYID (0))
+

 /* Nonzero means print parse trace.  It is left uninitialized so that
    multiple parsers can coexist.  */
 int yydebug;
 #else /* !YYDEBUG */
 # define YYDPRINTF(Args)
 /* Nonzero means print parse trace.  It is left uninitialized so that
    multiple parsers can coexist.  */
 int yydebug;
 #else /* !YYDEBUG */
 # define YYDPRINTF(Args)

+# define YY_SYMBOL_PRINT(Title, Type, Value, Location)
+# define YY_STACK_PRINT(Bottom, Top)
+# define YY_REDUCE_PRINT(Rule)

 #endif /* !YYDEBUG */
 
 #endif /* !YYDEBUG */
 

+

 /* YYINITDEPTH -- initial size of the parser's stacks.  */
 #ifndef        YYINITDEPTH
 # define YYINITDEPTH 200
 /* YYINITDEPTH -- initial size of the parser's stacks.  */
 #ifndef        YYINITDEPTH
 # define YYINITDEPTH 200


@@ -588,59 +1331,59 @@ int yydebug;
    if the built-in stack extension method is used).
 
    Do not make this value too large; the results are undefined if
    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.  */
 
    evaluated with infinite-precision integer arithmetic.  */
 

-#if YYMAXDEPTH == 0
-# undef YYMAXDEPTH
-#endif
-

 #ifndef YYMAXDEPTH
 # define YYMAXDEPTH 10000
 #endif
 #ifndef YYMAXDEPTH
 # define YYMAXDEPTH 10000
 #endif

+

 \f
 \f

-#ifdef YYERROR_VERBOSE
+
+#if YYERROR_VERBOSE

 
 # ifndef yystrlen
 
 # ifndef yystrlen

-#  if defined (__GLIBC__) && defined (_STRING_H)
+#  if defined __GLIBC__ && defined _STRING_H

 #   define yystrlen strlen
 #  else
 /* Return the length of YYSTR.  */
 #   define yystrlen strlen
 #  else
 /* Return the length of YYSTR.  */

+#if (defined __STDC__ || defined __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+static YYSIZE_T
+yystrlen (const char *yystr)
+#else

 static YYSIZE_T
 static YYSIZE_T

-#   if defined (__STDC__) || defined (__cplusplus)
-yystrlen (const char *yystr)
-#   else

 yystrlen (yystr)
 yystrlen (yystr)

-     const char *yystr;
-#   endif
+    const char *yystr;
+#endif

 {
 {

-  register const char *yys = yystr;
-
-  while (*yys++ != '\0')
+  YYSIZE_T yylen;
+  for (yylen = 0; yystr[yylen]; yylen++)

     continue;
     continue;

-
-  return yys - yystr - 1;
+  return yylen;

 }
 #  endif
 # endif
 
 # ifndef yystpcpy
 }
 #  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.  */
 #   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 *
 static char *

-#   if defined (__STDC__) || defined (__cplusplus)

 yystpcpy (char *yydest, const char *yysrc)
 yystpcpy (char *yydest, const char *yysrc)

-#   else
+#else
+static char *

 yystpcpy (yydest, yysrc)
 yystpcpy (yydest, yysrc)

-     char *yydest;
-     const char *yysrc;
-#   endif
+    char *yydest;
+    const char *yysrc;
+#endif

 {
 {

-  register char *yyd = yydest;
-  register const char *yys = yysrc;
+  char *yyd = yydest;
+  const char *yys = yysrc;

 
   while ((*yyd++ = *yys++) != '\0')
     continue;
 
   while ((*yyd++ = *yys++) != '\0')
     continue;


@@ -649,149 +1392,359 @@ yystpcpy (yydest, yysrc)
 }
 #  endif
 # endif
 }
 #  endif
 # endif

-#endif
-\f
-#line 315 "/usr/share/bison/bison.simple"

 
 

+# 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: ;
+    }

 
 

-/* The user can define YYPARSE_PARAM as the name of an argument to be passed
-   into yyparse.  The argument should have type void *.
-   It should actually point to an object.
-   Grammar actions can access the variable by casting it
-   to the proper pointer type.  */
+  if (! yyres)
+    return yystrlen (yystr);

 
 

-#ifdef YYPARSE_PARAM
-# if defined (__STDC__) || defined (__cplusplus)
-#  define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
-#  define YYPARSE_PARAM_DECL
-# else
-#  define YYPARSE_PARAM_ARG YYPARSE_PARAM
-#  define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
-# endif
-#else /* !YYPARSE_PARAM */
-# define YYPARSE_PARAM_ARG
-# define YYPARSE_PARAM_DECL
-#endif /* !YYPARSE_PARAM */
-
-/* Prevent warning if -Wstrict-prototypes.  */
-#ifdef __GNUC__
-# ifdef YYPARSE_PARAM
-int yyparse (void *);
-# else
-int yyparse (void);
+  return yystpcpy (yyres, yystr) - yyres;
+}

 # endif
 # endif

-#endif

 
 

-/* YY_DECL_VARIABLES -- depending whether we use a pure parser,
-   variables are global, or local to YYPARSE.  */
-
-#define YY_DECL_NON_LSP_VARIABLES                      \
-/* The lookahead symbol.  */                           \
-int yychar;                                            \
-                                                       \
-/* The semantic value of the lookahead symbol. */      \
-YYSTYPE yylval;                                                \
-                                                       \
-/* Number of parse errors so far.  */                  \
-int yynerrs;
-
-#if YYLSP_NEEDED
-# define YY_DECL_VARIABLES                     \
-YY_DECL_NON_LSP_VARIABLES                      \
-                                               \
-/* Location data for the lookahead symbol.  */ \
-YYLTYPE yylloc;
+/* Copy into *YYMSG, which is of size *YYMSG_ALLOC, an error message
+   about the unexpected token YYTOKEN while in state YYSTATE.
+
+   Return 0 if *YYMSG was successfully written.  Return 1 if an ordinary
+   "syntax error" message will suffice instead.  Return 2 if *YYMSG is
+   not large enough to hold the message.  In the last case, also set
+   *YYMSG_ALLOC to either (a) the required number of bytes or (b) zero
+   if the required number of bytes is too large to store.  */
+static int
+yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
+                int yystate, int yytoken)
+{
+  int yyn = yypact[yystate];
+
+  if (! (YYPACT_NINF < yyn && yyn <= YYLAST))
+    return 1;
+  else
+    {
+      YYSIZE_T yysize0 = yytnamerr (0, yytname[yytoken]);
+      YYSIZE_T yysize = yysize0;
+      YYSIZE_T yysize1;
+      enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
+      /* Internationalized format string. */
+      const char *yyformat = 0;
+      /* Arguments of yyformat. */
+      char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
+
+      /* Start YYX at -YYN if negative to avoid negative indexes in
+        YYCHECK.  In other words, skip the first -YYN actions for this
+        state because they are default actions.  */
+      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;
+      /* Number of reported tokens (one for the "unexpected", one per
+         "expected"). */
+      int yycount = 0;
+      int yyx;
+
+      yyarg[yycount++] = yytname[yytoken];
+
+      for (yyx = yyxbegin; yyx < yyxend; ++yyx)
+       if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR
+           && !yytable_value_is_error (yytable[yyx + yyn]))
+         {
+           if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
+             {
+               yycount = 1;
+               yysize = yysize0;
+               break;
+             }
+           yyarg[yycount++] = yytname[yyx];
+           yysize1 = yysize + yytnamerr (0, yytname[yyx]);
+           if (! (yysize <= yysize1
+                  && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
+             {
+               /* Overflow.  */
+               *yymsg_alloc = 0;
+               return 2;
+             }
+           yysize = yysize1;
+         }
+
+      switch (yycount)
+        {
+#define YYCASE_(N, S)                           \
+          case N:                               \
+            yyformat = S;                       \
+          break
+          YYCASE_(1, YY_("syntax error, unexpected %s"));
+          YYCASE_(2, YY_("syntax error, unexpected %s, expecting %s"));
+          YYCASE_(3, YY_("syntax error, unexpected %s, expecting %s or %s"));
+          YYCASE_(4, YY_("syntax error, unexpected %s, expecting %s or %s or %s"));
+          YYCASE_(5, YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s"));
+#undef YYCASE_
+        }
+
+      yysize1 = yysize + yystrlen (yyformat);
+      if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
+        {
+          /* Overflow.  */
+          *yymsg_alloc = 0;
+          return 2;
+        }
+      yysize = yysize1;
+
+      if (*yymsg_alloc < yysize)
+        {
+          *yymsg_alloc = 2 * yysize;
+          if (! (yysize <= *yymsg_alloc
+                 && *yymsg_alloc <= YYSTACK_ALLOC_MAXIMUM))
+            *yymsg_alloc = YYSTACK_ALLOC_MAXIMUM;
+          return 2;
+        }
+
+      /* Avoid sprintf, as that infringes on the user's name space.
+         Don't have undefined behavior even if the translation
+         produced a string with the wrong number of "%s"s.  */
+      {
+        char *yyp = *yymsg;
+        int yyi = 0;
+        while ((*yyp = *yyformat) != '\0')
+          if (*yyp == '%' && yyformat[1] == 's' && yyi < yycount)
+            {
+              yyp += yytnamerr (yyp, yyarg[yyi++]);
+              yyformat += 2;
+            }
+          else
+            {
+              yyp++;
+              yyformat++;
+            }
+      }
+      return 0;
+    }
+}
+#endif /* YYERROR_VERBOSE */
+\f
+
+/*-----------------------------------------------.
+| Release the memory associated to this symbol.  |
+`-----------------------------------------------*/
+
+/*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
 #else

-# define YY_DECL_VARIABLES                     \
-YY_DECL_NON_LSP_VARIABLES
+static void
+yydestruct (yymsg, yytype, yyvaluep, yylocationp)
+    const char *yymsg;
+    int yytype;
+    YYSTYPE *yyvaluep;
+    YYLTYPE *yylocationp;

 #endif
 #endif

+{
+  YYUSE (yyvaluep);
+  YYUSE (yylocationp);

 
 

+  if (!yymsg)
+    yymsg = "Deleting";
+  YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);

 
 

-/* If nonreentrant, generate the variables here. */
+  switch (yytype)
+    {

 
 

-#if !YYPURE
-YY_DECL_VARIABLES
-#endif  /* !YYPURE */
+      default:
+       break;
+    }
+}

 
 

-int
-yyparse (YYPARSE_PARAM_ARG)
-     YYPARSE_PARAM_DECL
-{
-  /* If reentrant, generate the variables here. */
-#if YYPURE
-  YY_DECL_VARIABLES
-#endif  /* !YYPURE */

 
 

-  register int yystate;
-  register int yyn;
-  int yyresult;
-  /* Number of tokens to shift before error messages enabled.  */
-  int yyerrstatus;
-  /* Lookahead token as an internal (translated) token number.  */
-  int yychar1 = 0;
-
-  /* Three stacks and their tools:
-     `yyss': related to states,
-     `yyvs': related to semantic values,
-     `yyls': related to locations.
-
-     Refer to the stacks thru separate pointers, to allow yyoverflow
-     to reallocate them elsewhere.  */
-
-  /* The state stack. */
-  short        yyssa[YYINITDEPTH];
-  short *yyss = yyssa;
-  register short *yyssp;
-
-  /* The semantic value stack.  */
-  YYSTYPE yyvsa[YYINITDEPTH];
-  YYSTYPE *yyvs = yyvsa;
-  register YYSTYPE *yyvsp;
-
-#if YYLSP_NEEDED
-  /* The location stack.  */
-  YYLTYPE yylsa[YYINITDEPTH];
-  YYLTYPE *yyls = yylsa;
-  YYLTYPE *yylsp;
+/* Prevent warnings from -Wmissing-prototypes.  */
+#ifdef YYPARSE_PARAM
+#if defined __STDC__ || defined __cplusplus
+int yyparse (void *YYPARSE_PARAM);
+#else
+int yyparse ();

 #endif
 #endif

+#else /* ! YYPARSE_PARAM */
+#if defined __STDC__ || defined __cplusplus
+int yyparse (void);
+#else
+int yyparse ();
+#endif
+#endif /* ! YYPARSE_PARAM */
+

 
 

-#if YYLSP_NEEDED
-# define YYPOPSTACK   (yyvsp--, yyssp--, yylsp--)
+/*----------.
+| yyparse.  |
+`----------*/
+
+#ifdef YYPARSE_PARAM
+#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 __C99__FUNC__ \
+     || defined __cplusplus || defined _MSC_VER)
+int
+yyparse (void)

 #else
 #else

-# define YYPOPSTACK   (yyvsp--, yyssp--)
+int
+yyparse ()
+
+#endif

 #endif
 #endif

+{
+/* The lookahead symbol.  */
+int yychar;
+
+/* The semantic value of the lookahead symbol.  */
+YYSTYPE yylval;

 
 

-  YYSIZE_T yystacksize = YYINITDEPTH;
+/* Location data for the lookahead symbol.  */
+YYLTYPE yylloc;
+
+    /* Number of syntax errors so far.  */
+    int yynerrs;
+
+    int yystate;
+    /* Number of tokens to shift before error messages enabled.  */
+    int yyerrstatus;
+
+    /* The stacks and their tools:
+       `yyss': related to states.
+       `yyvs': related to semantic values.
+       `yyls': related to locations.
+
+       Refer to the stacks thru separate pointers, to allow yyoverflow
+       to reallocate them elsewhere.  */
+
+    /* The state stack.  */
+    yytype_int16 yyssa[YYINITDEPTH];
+    yytype_int16 *yyss;
+    yytype_int16 *yyssp;
+
+    /* The semantic value stack.  */
+    YYSTYPE yyvsa[YYINITDEPTH];
+    YYSTYPE *yyvs;
+    YYSTYPE *yyvsp;
+
+    /* The location stack.  */
+    YYLTYPE yylsa[YYINITDEPTH];
+    YYLTYPE *yyls;
+    YYLTYPE *yylsp;

 
 

+    /* 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;
   /* The variables used to return semantic value and location from the
      action routines.  */
   YYSTYPE yyval;

-#if YYLSP_NEEDED

   YYLTYPE yyloc;
   YYLTYPE yyloc;

+
+#if YYERROR_VERBOSE
+  /* Buffer for error messages, and its allocated size.  */
+  char yymsgbuf[128];
+  char *yymsg = yymsgbuf;
+  YYSIZE_T yymsg_alloc = sizeof yymsgbuf;

 #endif
 
 #endif
 

-  /* When reducing, the number of symbols on the RHS of the reduced
-     rule. */
-  int yylen;
+#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;
 
   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.  */
 
   /* 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;
   yyssp = yyss;
   yyvsp = yyvs;

-#if YYLSP_NEEDED

   yylsp = yyls;
   yylsp = yyls;

+
+#if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL
+  /* Initialize the default location before parsing starts.  */
+  yylloc.first_line   = yylloc.last_line   = 1;
+  yylloc.first_column = yylloc.last_column = 1;

 #endif
 #endif

+
+/* User initialization code.  */
+
+/* Line 1280 of yacc.c  */
+#line 85 "parse-gram.y"
+{
+  /* Bison's grammar can initial empty locations, hence a default
+     location is needed. */
+  boundary_set (&yylloc.start, current_file, 1, 1);
+  boundary_set (&yylloc.end, current_file, 1, 1);
+}
+
+/* Line 1280 of yacc.c  */
+#line 1746 "parse-gram.c"
+  yylsp[0] = yylloc;
+

   goto yysetstate;
 
 /*------------------------------------------------------------.
   goto yysetstate;
 
 /*------------------------------------------------------------.


@@ -799,70 +1752,61 @@ yyparse (YYPARSE_PARAM_ARG)
 `------------------------------------------------------------*/
  yynewstate:
   /* In all cases, when you get here, the value and location stacks
 `------------------------------------------------------------*/
  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:
   *yyssp = yystate;
 
   yyssp++;
 
  yysetstate:
   *yyssp = yystate;
 

-  if (yyssp >= yyss + yystacksize - 1)
+  if (yyss + yystacksize - 1 <= yyssp)

     {
       /* Get the current used size of the three stacks, in elements.  */
       YYSIZE_T yysize = yyssp - yyss + 1;
 
 #ifdef yyoverflow
       {
     {
       /* Get the current used size of the three stacks, in elements.  */
       YYSIZE_T yysize = yyssp - yyss + 1;
 
 #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;
           these so that the &'s don't force the real ones into
           memory.  */
        YYSTYPE *yyvs1 = yyvs;

-       short *yyss1 = yyss;
+       yytype_int16 *yyss1 = yyss;
+       YYLTYPE *yyls1 = yyls;

 
        /* Each stack pointer address is followed by the size of the
 
        /* Each stack pointer address is followed by the size of the

-          data in use in that stack, in bytes.  */
-# if YYLSP_NEEDED
-       YYLTYPE *yyls1 = yyls;
-       /* This used to be a conditional around just the two extra args,
-          but that might be undefined if yyoverflow is a macro.  */
-       yyoverflow ("parser stack overflow",
+          data in use in that stack, in bytes.  This used to be a
+          conditional around just the two extra args, but that might
+          be undefined if yyoverflow is a macro.  */
+       yyoverflow (YY_("memory exhausted"),

                    &yyss1, yysize * sizeof (*yyssp),
                    &yyvs1, yysize * sizeof (*yyvsp),
                    &yyls1, yysize * sizeof (*yylsp),
                    &yystacksize);
                    &yyss1, yysize * sizeof (*yyssp),
                    &yyvs1, yysize * sizeof (*yyvsp),
                    &yyls1, yysize * sizeof (*yylsp),
                    &yystacksize);

+

        yyls = yyls1;
        yyls = yyls1;

-# else
-       yyoverflow ("parser stack overflow",
-                   &yyss1, yysize * sizeof (*yyssp),
-                   &yyvs1, yysize * sizeof (*yyvsp),
-                   &yystacksize);
-# endif

        yyss = yyss1;
        yyvs = yyvs1;
       }
 #else /* no yyoverflow */
 # ifndef YYSTACK_RELOCATE
        yyss = yyss1;
        yyvs = yyvs1;
       }
 #else /* no yyoverflow */
 # ifndef YYSTACK_RELOCATE

-      goto yyoverflowlab;
+      goto yyexhaustedlab;

 # else
       /* Extend the stack our own way.  */
 # else
       /* Extend the stack our own way.  */

-      if (yystacksize >= YYMAXDEPTH)
-       goto yyoverflowlab;
+      if (YYMAXDEPTH <= yystacksize)
+       goto yyexhaustedlab;

       yystacksize *= 2;
       yystacksize *= 2;

-      if (yystacksize > YYMAXDEPTH)
+      if (YYMAXDEPTH < yystacksize)

        yystacksize = YYMAXDEPTH;
 
       {
        yystacksize = YYMAXDEPTH;
 
       {

-       short *yyss1 = yyss;
+       yytype_int16 *yyss1 = yyss;

        union yyalloc *yyptr =
          (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
        if (! yyptr)
        union yyalloc *yyptr =
          (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
        if (! yyptr)

-         goto yyoverflowlab;
-       YYSTACK_RELOCATE (yyss);
-       YYSTACK_RELOCATE (yyvs);
-# if YYLSP_NEEDED
-       YYSTACK_RELOCATE (yyls);
-# endif
-# undef YYSTACK_RELOCATE
+         goto yyexhaustedlab;
+       YYSTACK_RELOCATE (yyss_alloc, yyss);
+       YYSTACK_RELOCATE (yyvs_alloc, yyvs);
+       YYSTACK_RELOCATE (yyls_alloc, yyls);
+#  undef YYSTACK_RELOCATE

        if (yyss1 != yyssa)
          YYSTACK_FREE (yyss1);
       }
        if (yyss1 != yyssa)
          YYSTACK_FREE (yyss1);
       }


@@ -871,123 +1815,83 @@ yyparse (YYPARSE_PARAM_ARG)
 
       yyssp = yyss + yysize - 1;
       yyvsp = yyvs + yysize - 1;
 
       yyssp = yyss + yysize - 1;
       yyvsp = yyvs + yysize - 1;

-#if YYLSP_NEEDED

       yylsp = yyls + yysize - 1;
       yylsp = yyls + yysize - 1;

-#endif

 
       YYDPRINTF ((stderr, "Stack size increased to %lu\n",
                  (unsigned long int) yystacksize));
 
 
       YYDPRINTF ((stderr, "Stack size increased to %lu\n",
                  (unsigned long int) yystacksize));
 

-      if (yyssp >= yyss + yystacksize - 1)
+      if (yyss + yystacksize - 1 <= yyssp)

        YYABORT;
     }
 
   YYDPRINTF ((stderr, "Entering state %d\n", yystate));
 
        YYABORT;
     }
 
   YYDPRINTF ((stderr, "Entering state %d\n", yystate));
 

-  goto yybackup;
+  if (yystate == YYFINAL)
+    YYACCEPT;

 
 

+  goto yybackup;

 
 /*-----------.
 | yybackup.  |
 `-----------*/
 yybackup:
 
 
 /*-----------.
 | yybackup.  |
 `-----------*/
 yybackup:
 

-/* Do appropriate processing given the current state.  */
-/* Read a lookahead token if we need one and don't already have one.  */
-/* yyresume: */
+  /* Do appropriate processing given the current state.  Read a
+     lookahead token if we need one and don't already have one.  */

 
   /* First try to decide what to do without reference to lookahead token.  */
 
   /* First try to decide what to do without reference to lookahead token.  */

-

   yyn = yypact[yystate];
   yyn = yypact[yystate];

-  if (yyn == YYFLAG)
+  if (yypact_value_is_default (yyn))

     goto yydefault;
 
   /* Not known => get a lookahead token if don't already have one.  */
 
     goto yydefault;
 
   /* Not known => get a lookahead token if don't already have one.  */
 

-  /* yychar is either YYEMPTY or YYEOF
-     or a valid token in external form.  */
-
+  /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol.  */

   if (yychar == YYEMPTY)
     {
       YYDPRINTF ((stderr, "Reading a token: "));
       yychar = YYLEX;
     }
 
   if (yychar == YYEMPTY)
     {
       YYDPRINTF ((stderr, "Reading a token: "));
       yychar = YYLEX;
     }
 

-  /* Convert token to internal form (in yychar1) for indexing tables with */
-
-  if (yychar <= 0)             /* This means end of input. */
+  if (yychar <= YYEOF)

     {
     {

-      yychar1 = 0;
-      yychar = YYEOF;          /* Don't call YYLEX any more */
-
+      yychar = yytoken = YYEOF;

       YYDPRINTF ((stderr, "Now at end of input.\n"));
     }
   else
     {
       YYDPRINTF ((stderr, "Now at end of input.\n"));
     }
   else
     {

-      yychar1 = YYTRANSLATE (yychar);
-
-#if YYDEBUG
-     /* We have to keep this `#if YYDEBUG', since we use variables
-       which are defined only if `YYDEBUG' is set.  */
-      if (yydebug)
-       {
-         YYFPRINTF (stderr, "Next token is %d (%s",
-                    yychar, yytname[yychar1]);
-         /* Give the individual parser a way to print the precise
-            meaning of a token, for further debugging info.  */
-# ifdef YYPRINT
-         YYPRINT (stderr, yychar, yylval);
-# endif
-         YYFPRINTF (stderr, ")\n");
-       }
-#endif
+      yytoken = YYTRANSLATE (yychar);
+      YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc);

     }
 
     }
 

-  yyn += yychar1;
-  if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
+  /* If the proper action on seeing token YYTOKEN is to reduce or to
+     detect an error, take that action.  */
+  yyn += yytoken;
+  if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)

     goto yydefault;
     goto yydefault;

-

   yyn = yytable[yyn];
   yyn = yytable[yyn];

-
-  /* yyn is what to do for this token type in this state.
-     Negative => reduce, -yyn is rule number.
-     Positive => shift, yyn is new state.
-       New state is final state => don't bother to shift,
-       just return success.
-     0, or most negative number => error.  */
-
-  if (yyn < 0)
+  if (yyn <= 0)

     {
     {

-      if (yyn == YYFLAG)
+      if (yytable_value_is_error (yyn))

        goto yyerrlab;
       yyn = -yyn;
       goto yyreduce;
     }
        goto yyerrlab;
       yyn = -yyn;
       goto yyreduce;
     }

-  else if (yyn == 0)
-    goto yyerrlab;
-
-  if (yyn == YYFINAL)
-    YYACCEPT;
-
-  /* Shift the lookahead token.  */
-  YYDPRINTF ((stderr, "Shifting token %d (%s), ",
-             yychar, yytname[yychar1]));
-
-  /* Discard the token being shifted unless it is eof.  */
-  if (yychar != YYEOF)
-    yychar = YYEMPTY;
-
-  *++yyvsp = yylval;
-#if YYLSP_NEEDED
-  *++yylsp = yylloc;
-#endif

 
   /* Count tokens shifted since error; after three, turn off error
      status.  */
   if (yyerrstatus)
     yyerrstatus--;
 
 
   /* 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;
   yystate = yyn;

+  *++yyvsp = yylval;
+  *++yylsp = yylloc;

   goto yynewstate;
 
 
   goto yynewstate;
 
 


@@ -1011,356 +1915,805 @@ yyreduce:
   /* If YYLEN is nonzero, implement the default value of the action:
      `$$ = $1'.
 
   /* If YYLEN is nonzero, implement the default value of the action:
      `$$ = $1'.
 

-     Otherwise, the following line sets YYVAL to the semantic value of
-     the lookahead token.  This behavior is undocumented and Bison
+     Otherwise, the following line sets YYVAL to garbage.
+     This behavior is undocumented and Bison

      users should not rely upon it.  Assigning to YYVAL
      unconditionally makes the parser a bit smaller, and it avoids a
      GCC warning that YYVAL may be used uninitialized.  */
   yyval = yyvsp[1-yylen];
 
      users should not rely upon it.  Assigning to YYVAL
      unconditionally makes the parser a bit smaller, and it avoids a
      GCC warning that YYVAL may be used uninitialized.  */
   yyval = yyvsp[1-yylen];
 

-#if YYLSP_NEEDED
-  /* Similarly for the default location.  Let the user run additional
-     commands if for instance locations are ranges.  */
-  yyloc = yylsp[1-yylen];
+  /* Default location.  */

   YYLLOC_DEFAULT (yyloc, (yylsp - yylen), yylen);
   YYLLOC_DEFAULT (yyloc, (yylsp - yylen), yylen);

-#endif
+  YY_REDUCE_PRINT (yyn);
+  switch (yyn)
+    {
+        case 6:

 
 

-#if YYDEBUG
-  /* We have to keep this `#if YYDEBUG', since we use variables which
-     are defined only if `YYDEBUG' is set.  */
-  if (yydebug)
+/* Line 1493 of yacc.c  */
+#line 224 "parse-gram.y"

     {
     {

-      int yyi;
+      code_props plain_code;
+      code_props_plain_init (&plain_code, (yyvsp[(1) - (1)].chars), (yylsp[(1) - (1)]));
+      code_props_translate_code (&plain_code);
+      gram_scanner_last_string_free ();
+      muscle_code_grow (union_seen ? "post_prologue" : "pre_prologue",
+                        plain_code.code, (yylsp[(1) - (1)]));
+      code_scanner_last_string_free ();
+    }
+    break;
+
+  case 7:
+
+/* Line 1493 of yacc.c  */
+#line 233 "parse-gram.y"
+    { debug_flag = true; }
+    break;

 
 

-      YYFPRINTF (stderr, "Reducing via rule %d (line %d), ",
-                yyn, yyrline[yyn]);
+  case 8:

 
 

-      /* Print the symbols being reduced, and their result.  */
-      for (yyi = yyprhs[yyn]; yyrhs[yyi] > 0; yyi++)
-       YYFPRINTF (stderr, "%s ", yytname[yyrhs[yyi]]);
-      YYFPRINTF (stderr, " -> %s\n", yytname[yyr1[yyn]]);
+/* Line 1493 of yacc.c  */
+#line 235 "parse-gram.y"
+    {
+      muscle_percent_define_insert ((yyvsp[(2) - (3)].uniqstr), (yylsp[(2) - (3)]), (yyvsp[(3) - (3)].chars),
+                                    MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE);

     }
     }

-#endif
+    break;

 
 

-  switch (yyn) {
+  case 9:

 
 

-case 1:
-#line 134 "parse-gram.y"
-{ LOCATION_RESET (yylloc); }
+/* Line 1493 of yacc.c  */
+#line 239 "parse-gram.y"
+    { defines_flag = true; }

     break;
     break;

-case 2:
-#line 136 "parse-gram.y"
-{
-      yycontrol->errcode = 0;
-      epilogue_set (yyvsp[0].string, yylsp[0]);
+
+  case 10:
+
+/* Line 1493 of yacc.c  */
+#line 241 "parse-gram.y"
+    {
+      defines_flag = true;
+      spec_defines_file = xstrdup ((yyvsp[(2) - (2)].chars));

     }
     break;
     }
     break;

-case 6:
-#line 154 "parse-gram.y"
-{ prologue_augment (yyvsp[0].string, yylsp[0]); }
+
+  case 11:
+
+/* Line 1493 of yacc.c  */
+#line 245 "parse-gram.y"
+    { error_verbose = true; }
+    break;
+
+  case 12:
+
+/* Line 1493 of yacc.c  */
+#line 246 "parse-gram.y"
+    { expected_sr_conflicts = (yyvsp[(2) - (2)].integer); }

     break;
     break;

-case 7:
-#line 155 "parse-gram.y"
-{ debug_flag = 1; }
+
+  case 13:
+
+/* Line 1493 of yacc.c  */
+#line 247 "parse-gram.y"
+    { expected_rr_conflicts = (yyvsp[(2) - (2)].integer); }

     break;
     break;

-case 8:
-#line 156 "parse-gram.y"
-{ muscle_insert (yyvsp[-1].string, yyvsp[0].string); }
+
+  case 14:
+
+/* Line 1493 of yacc.c  */
+#line 248 "parse-gram.y"
+    { spec_file_prefix = (yyvsp[(2) - (2)].chars); }

     break;
     break;

-case 9:
-#line 157 "parse-gram.y"
-{ defines_flag = 1; }
+
+  case 15:
+
+/* Line 1493 of yacc.c  */
+#line 249 "parse-gram.y"
+    { spec_file_prefix = (yyvsp[(3) - (3)].chars); }

     break;
     break;

-case 10:
-#line 158 "parse-gram.y"
-{ error_verbose = 1; }
+
+  case 16:
+
+/* Line 1493 of yacc.c  */
+#line 251 "parse-gram.y"
+    {
+      nondeterministic_parser = true;
+      glr_parser = true;
+    }

     break;
     break;

-case 11:
-#line 159 "parse-gram.y"
-{ expected_conflicts = yyvsp[0].integer; }
+
+  case 17:
+
+/* Line 1493 of yacc.c  */
+#line 256 "parse-gram.y"
+    {
+      code_props action;
+      code_props_symbol_action_init (&action, (yyvsp[(2) - (2)].code), (yylsp[(2) - (2)]));
+      code_props_translate_code (&action);
+      gram_scanner_last_string_free ();
+      muscle_code_grow ("initial_action", action.code, (yylsp[(2) - (2)]));
+      code_scanner_last_string_free ();
+    }

     break;
     break;

-case 12:
-#line 160 "parse-gram.y"
-{ spec_file_prefix = yyvsp[0].string; }
+
+  case 18:
+
+/* Line 1493 of yacc.c  */
+#line 264 "parse-gram.y"
+    { language_argmatch ((yyvsp[(2) - (2)].chars), grammar_prio, (yylsp[(1) - (2)])); }

     break;
     break;

-case 13:
-#line 161 "parse-gram.y"
-{ locations_flag = 1; }
+
+  case 19:
+
+/* Line 1493 of yacc.c  */
+#line 265 "parse-gram.y"
+    { add_param ("lex_param", (yyvsp[(2) - (2)].code), (yylsp[(2) - (2)])); }

     break;
     break;

-case 14:
-#line 162 "parse-gram.y"
-{ spec_name_prefix = yyvsp[0].string; }
+
+  case 20:
+
+/* Line 1493 of yacc.c  */
+#line 266 "parse-gram.y"
+    { locations_flag = true; }

     break;
     break;

-case 15:
-#line 163 "parse-gram.y"
-{ no_lines_flag = 1; }
+
+  case 21:
+
+/* Line 1493 of yacc.c  */
+#line 267 "parse-gram.y"
+    { spec_name_prefix = (yyvsp[(2) - (2)].chars); }

     break;
     break;

-case 16:
-#line 164 "parse-gram.y"
-{ spec_outfile = yyvsp[0].string; }
+
+  case 22:
+
+/* Line 1493 of yacc.c  */
+#line 268 "parse-gram.y"
+    { spec_name_prefix = (yyvsp[(3) - (3)].chars); }

     break;
     break;

-case 17:
-#line 165 "parse-gram.y"
-{ pure_parser = 1; }
+
+  case 23:
+
+/* Line 1493 of yacc.c  */
+#line 269 "parse-gram.y"
+    { no_lines_flag = true; }

     break;
     break;

-case 18:
-#line 166 "parse-gram.y"
-{ skeleton = yyvsp[0].string; }
+
+  case 24:
+
+/* Line 1493 of yacc.c  */
+#line 270 "parse-gram.y"
+    { nondeterministic_parser = true; }

     break;
     break;

-case 19:
-#line 167 "parse-gram.y"
-{ token_table_flag = 1; }
+
+  case 25:
+
+/* Line 1493 of yacc.c  */
+#line 271 "parse-gram.y"
+    { spec_outfile = (yyvsp[(2) - (2)].chars); }

     break;
     break;

-case 20:
-#line 168 "parse-gram.y"
-{ report_flag = 1; }
+
+  case 26:
+
+/* Line 1493 of yacc.c  */
+#line 272 "parse-gram.y"
+    { spec_outfile = (yyvsp[(3) - (3)].chars); }

     break;
     break;

-case 21:
-#line 169 "parse-gram.y"
-{ yacc_flag = 1; }
+
+  case 27:
+
+/* Line 1493 of yacc.c  */
+#line 273 "parse-gram.y"
+    { add_param ("parse_param", (yyvsp[(2) - (2)].code), (yylsp[(2) - (2)])); }

     break;
     break;

-case 24:
-#line 176 "parse-gram.y"
-{
-      grammar_start_symbol_set (yyvsp[0].symbol);
+
+  case 28:
+
+/* Line 1493 of yacc.c  */
+#line 275 "parse-gram.y"
+    {
+      /* %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[(1) - (1)]), "",
+                                      MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE);
+      /* 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[(1) - (1)]), "",
+                                      MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE);

     }
     break;
     }
     break;

-case 25:
-#line 180 "parse-gram.y"
-{
-      typed = 1;
-      MUSCLE_INSERT_INT ("stype_line", yylsp[-1].first_line);
-      muscle_insert ("stype", yyvsp[-1].string);
+
+  case 29:
+
+/* Line 1493 of yacc.c  */
+#line 289 "parse-gram.y"
+    { version_check (&(yylsp[(2) - (2)]), (yyvsp[(2) - (2)].chars)); }
+    break;
+
+  case 30:
+
+/* Line 1493 of yacc.c  */
+#line 291 "parse-gram.y"
+    {
+      char const *skeleton_user = (yyvsp[(2) - (2)].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) - (2)]));
+    }
+    break;
+
+  case 31:
+
+/* Line 1493 of yacc.c  */
+#line 314 "parse-gram.y"
+    { token_table_flag = true; }
+    break;
+
+  case 32:
+
+/* Line 1493 of yacc.c  */
+#line 315 "parse-gram.y"
+    { report_flag |= report_states; }
+    break;
+
+  case 33:
+
+/* Line 1493 of yacc.c  */
+#line 316 "parse-gram.y"
+    { yacc_flag = true; }
+    break;
+
+  case 37:
+
+/* Line 1493 of yacc.c  */
+#line 324 "parse-gram.y"
+    {
+      grammar_start_symbol_set ((yyvsp[(2) - (2)].symbol), (yylsp[(2) - (2)]));
+    }
+    break;
+
+  case 38:
+
+/* Line 1493 of yacc.c  */
+#line 328 "parse-gram.y"
+    {
+      symbol_list *list;
+      for (list = (yyvsp[(3) - (3)].list); list; list = list->next)
+       symbol_list_destructor_set (list, (yyvsp[(2) - (3)].code), (yylsp[(2) - (3)]));
+      symbol_list_free ((yyvsp[(3) - (3)].list));
+    }
+    break;
+
+  case 39:
+
+/* Line 1493 of yacc.c  */
+#line 335 "parse-gram.y"
+    {
+      symbol_list *list;
+      for (list = (yyvsp[(3) - (3)].list); list; list = list->next)
+       symbol_list_printer_set (list, (yyvsp[(2) - (3)].code), (yylsp[(2) - (3)]));
+      symbol_list_free ((yyvsp[(3) - (3)].list));
+    }
+    break;
+
+  case 40:
+
+/* Line 1493 of yacc.c  */
+#line 342 "parse-gram.y"
+    {
+      default_prec = true;
+    }
+    break;
+
+  case 41:
+
+/* Line 1493 of yacc.c  */
+#line 346 "parse-gram.y"
+    {
+      default_prec = false;
+    }
+    break;
+
+  case 42:
+
+/* Line 1493 of yacc.c  */
+#line 350 "parse-gram.y"
+    {
+      /* Do not invoke muscle_percent_code_grow here since it invokes
+         muscle_user_name_list_grow.  */
+      muscle_code_grow ("percent_code()", (yyvsp[(2) - (2)].chars), (yylsp[(2) - (2)]));
+      code_scanner_last_string_free ();
+    }
+    break;
+
+  case 43:
+
+/* Line 1493 of yacc.c  */
+#line 357 "parse-gram.y"
+    {
+      muscle_percent_code_grow ((yyvsp[(2) - (3)].uniqstr), (yylsp[(2) - (3)]), (yyvsp[(3) - (3)].chars), (yylsp[(3) - (3)]));
+      code_scanner_last_string_free ();
+    }
+    break;
+
+  case 44:
+
+/* Line 1493 of yacc.c  */
+#line 371 "parse-gram.y"
+    {}
+    break;
+
+  case 45:
+
+/* Line 1493 of yacc.c  */
+#line 372 "parse-gram.y"
+    { muscle_code_grow ("union_name", (yyvsp[(1) - (1)].uniqstr), (yylsp[(1) - (1)])); }
+    break;
+
+  case 46:
+
+/* Line 1493 of yacc.c  */
+#line 377 "parse-gram.y"
+    {
+      union_seen = true;
+      muscle_code_grow ("stype", (yyvsp[(3) - (3)].chars), (yylsp[(3) - (3)]));
+      code_scanner_last_string_free ();

     }
     break;
     }
     break;

-case 26:
-#line 188 "parse-gram.y"
-{ current_class = nterm_sym; }
+
+  case 47:
+
+/* Line 1493 of yacc.c  */
+#line 388 "parse-gram.y"
+    { current_class = nterm_sym; }

     break;
     break;

-case 27:
-#line 189 "parse-gram.y"
-{
+
+  case 48:
+
+/* Line 1493 of yacc.c  */
+#line 389 "parse-gram.y"
+    {

       current_class = unknown_sym;
       current_type = NULL;
     }
     break;
       current_class = unknown_sym;
       current_type = NULL;
     }
     break;

-case 28:
-#line 193 "parse-gram.y"
-{ current_class = token_sym; }
+
+  case 49:
+
+/* Line 1493 of yacc.c  */
+#line 393 "parse-gram.y"
+    { current_class = token_sym; }

     break;
     break;

-case 29:
-#line 194 "parse-gram.y"
-{
+
+  case 50:
+
+/* Line 1493 of yacc.c  */
+#line 394 "parse-gram.y"
+    {

       current_class = unknown_sym;
       current_type = NULL;
     }
     break;
       current_class = unknown_sym;
       current_type = NULL;
     }
     break;

-case 30:
-#line 198 "parse-gram.y"
-{current_type = yyvsp[0].string; }
+
+  case 51:
+
+/* Line 1493 of yacc.c  */
+#line 399 "parse-gram.y"
+    {
+      symbol_list *list;
+      tag_seen = true;
+      for (list = (yyvsp[(3) - (3)].list); list; list = list->next)
+       symbol_type_set (list->content.sym, (yyvsp[(2) - (3)].uniqstr), (yylsp[(2) - (3)]));
+      symbol_list_free ((yyvsp[(3) - (3)].list));
+    }

     break;
     break;

-case 31:
-#line 199 "parse-gram.y"
-{
+
+  case 52:
+
+/* Line 1493 of yacc.c  */
+#line 410 "parse-gram.y"
+    {
+      symbol_list *list;
+      ++current_prec;
+      for (list = (yyvsp[(3) - (3)].list); list; list = list->next)
+       {
+         symbol_type_set (list->content.sym, current_type, (yylsp[(2) - (3)]));
+         symbol_precedence_set (list->content.sym, current_prec, (yyvsp[(1) - (3)].assoc), (yylsp[(1) - (3)]));
+       }
+      symbol_list_free ((yyvsp[(3) - (3)].list));

       current_type = NULL;
     }
     break;
       current_type = NULL;
     }
     break;

-case 32:
-#line 206 "parse-gram.y"
-{ current_assoc = yyvsp[-1].assoc; ++current_prec; }
+
+  case 53:
+
+/* Line 1493 of yacc.c  */
+#line 424 "parse-gram.y"
+    { (yyval.assoc) = left_assoc; }
+    break;
+
+  case 54:
+
+/* Line 1493 of yacc.c  */
+#line 425 "parse-gram.y"
+    { (yyval.assoc) = right_assoc; }
+    break;
+
+  case 55:
+
+/* Line 1493 of yacc.c  */
+#line 426 "parse-gram.y"
+    { (yyval.assoc) = non_assoc; }
+    break;
+
+  case 56:
+
+/* Line 1493 of yacc.c  */
+#line 430 "parse-gram.y"
+    { current_type = NULL; }

     break;
     break;

-case 33:
-#line 208 "parse-gram.y"
-{ current_assoc = non_assoc; current_type = NULL; }
+
+  case 57:
+
+/* Line 1493 of yacc.c  */
+#line 431 "parse-gram.y"
+    { current_type = (yyvsp[(1) - (1)].uniqstr); tag_seen = true; }

     break;
     break;

-case 34:
-#line 212 "parse-gram.y"
-{ yyval.assoc = left_assoc; }
+
+  case 58:
+
+/* Line 1493 of yacc.c  */
+#line 437 "parse-gram.y"
+    { (yyval.list) = symbol_list_sym_new ((yyvsp[(1) - (1)].symbol), (yylsp[(1) - (1)])); }

     break;
     break;

-case 35:
-#line 213 "parse-gram.y"
-{ yyval.assoc = right_assoc; }
+
+  case 59:
+
+/* Line 1493 of yacc.c  */
+#line 439 "parse-gram.y"
+    { (yyval.list) = symbol_list_prepend ((yyvsp[(1) - (2)].list), symbol_list_sym_new ((yyvsp[(2) - (2)].symbol), (yylsp[(2) - (2)]))); }

     break;
     break;

-case 36:
-#line 214 "parse-gram.y"
-{ yyval.assoc = non_assoc; }
+
+  case 60:
+
+/* Line 1493 of yacc.c  */
+#line 443 "parse-gram.y"
+    { (yyval.symbol) = (yyvsp[(1) - (1)].symbol); }

     break;
     break;

-case 37:
-#line 218 "parse-gram.y"
-{ current_type = NULL;}
+
+  case 61:
+
+/* Line 1493 of yacc.c  */
+#line 444 "parse-gram.y"
+    { (yyval.symbol) = (yyvsp[(1) - (2)].symbol); symbol_user_token_number_set ((yyvsp[(1) - (2)].symbol), (yyvsp[(2) - (2)].integer), (yylsp[(2) - (2)])); }

     break;
     break;

-case 38:
-#line 219 "parse-gram.y"
-{ current_type = yyvsp[0].string; }
+
+  case 62:
+
+/* Line 1493 of yacc.c  */
+#line 450 "parse-gram.y"
+    { (yyval.list) = symbol_list_sym_new ((yyvsp[(1) - (1)].symbol), (yylsp[(1) - (1)])); }

     break;
     break;

-case 39:
-#line 224 "parse-gram.y"
-{ symbol_type_set (yyvsp[0].symbol, current_type); }
+
+  case 63:
+
+/* Line 1493 of yacc.c  */
+#line 452 "parse-gram.y"
+    { (yyval.list) = symbol_list_prepend ((yyvsp[(1) - (2)].list), symbol_list_sym_new ((yyvsp[(2) - (2)].symbol), (yylsp[(2) - (2)]))); }

     break;
     break;

-case 40:
-#line 225 "parse-gram.y"
-{ symbol_type_set (yyvsp[0].symbol, current_type); }
+
+  case 64:
+
+/* Line 1493 of yacc.c  */
+#line 456 "parse-gram.y"
+    { (yyval.list) = (yyvsp[(1) - (1)].list); }

     break;
     break;

-case 41:
-#line 231 "parse-gram.y"
-{
-      symbol_type_set (yyvsp[0].symbol, current_type);
-      symbol_precedence_set (yyvsp[0].symbol, current_prec, current_assoc);
-    }
+
+  case 65:
+
+/* Line 1493 of yacc.c  */
+#line 457 "parse-gram.y"
+    { (yyval.list) = symbol_list_prepend ((yyvsp[(1) - (2)].list), (yyvsp[(2) - (2)].list)); }

     break;
     break;

-case 42:
-#line 236 "parse-gram.y"
-{
-      symbol_type_set (yyvsp[0].symbol, current_type);
-      symbol_precedence_set (yyvsp[0].symbol, current_prec, current_assoc);
-    }
+
+  case 66:
+
+/* Line 1493 of yacc.c  */
+#line 461 "parse-gram.y"
+    { (yyval.list) = symbol_list_sym_new ((yyvsp[(1) - (1)].symbol), (yylsp[(1) - (1)])); }

     break;
     break;

-case 43:
-#line 245 "parse-gram.y"
-{
-       current_type = yyvsp[0].string;
+
+  case 67:
+
+/* Line 1493 of yacc.c  */
+#line 462 "parse-gram.y"
+    { (yyval.list) = symbol_list_type_new ((yyvsp[(1) - (1)].uniqstr), (yylsp[(1) - (1)])); }
+    break;
+
+  case 68:
+
+/* Line 1493 of yacc.c  */
+#line 463 "parse-gram.y"
+    { (yyval.list) = symbol_list_default_tagged_new ((yylsp[(1) - (1)])); }
+    break;
+
+  case 69:
+
+/* Line 1493 of yacc.c  */
+#line 464 "parse-gram.y"
+    { (yyval.list) = symbol_list_default_tagless_new ((yylsp[(1) - (1)])); }
+    break;
+
+  case 70:
+
+/* Line 1493 of yacc.c  */
+#line 470 "parse-gram.y"
+    {
+       current_type = (yyvsp[(1) - (1)].uniqstr);
+       tag_seen = true;

      }
     break;
      }
     break;

-case 44:
-#line 249 "parse-gram.y"
-{
-       symbol_class_set (yyvsp[0].symbol, current_class);
-       symbol_type_set (yyvsp[0].symbol, current_type);
+
+  case 71:
+
+/* Line 1493 of yacc.c  */
+#line 475 "parse-gram.y"
+    {
+       symbol_class_set ((yyvsp[(1) - (1)].symbol), current_class, (yylsp[(1) - (1)]), true);
+       symbol_type_set ((yyvsp[(1) - (1)].symbol), current_type, (yylsp[(1) - (1)]));

      }
     break;
      }
     break;

-case 45:
-#line 254 "parse-gram.y"
-{
-      symbol_class_set (yyvsp[-1].symbol, current_class);
-      symbol_type_set (yyvsp[-1].symbol, current_type);
-      symbol_user_token_number_set (yyvsp[-1].symbol, yyvsp[0].integer);
+
+  case 72:
+
+/* Line 1493 of yacc.c  */
+#line 480 "parse-gram.y"
+    {
+      symbol_class_set ((yyvsp[(1) - (2)].symbol), current_class, (yylsp[(1) - (2)]), true);
+      symbol_type_set ((yyvsp[(1) - (2)].symbol), current_type, (yylsp[(1) - (2)]));
+      symbol_user_token_number_set ((yyvsp[(1) - (2)].symbol), (yyvsp[(2) - (2)].integer), (yylsp[(2) - (2)]));

     }
     break;
     }
     break;

-case 46:
-#line 260 "parse-gram.y"
-{
-      symbol_class_set (yyvsp[-1].symbol, current_class);
-      symbol_type_set (yyvsp[-1].symbol, current_type);
-      symbol_make_alias (yyvsp[-1].symbol, yyvsp[0].symbol);
+
+  case 73:
+
+/* Line 1493 of yacc.c  */
+#line 486 "parse-gram.y"
+    {
+      symbol_class_set ((yyvsp[(1) - (2)].symbol), current_class, (yylsp[(1) - (2)]), true);
+      symbol_type_set ((yyvsp[(1) - (2)].symbol), current_type, (yylsp[(1) - (2)]));
+      symbol_make_alias ((yyvsp[(1) - (2)].symbol), (yyvsp[(2) - (2)].symbol), (yyloc));

     }
     break;
     }
     break;

-case 47:
-#line 266 "parse-gram.y"
-{
-      symbol_class_set (yyvsp[-2].symbol, current_class);
-      symbol_type_set (yyvsp[-2].symbol, current_type);
-      symbol_user_token_number_set (yyvsp[-2].symbol, yyvsp[-1].integer);
-      symbol_make_alias (yyvsp[-2].symbol, yyvsp[0].symbol);
+
+  case 74:
+
+/* Line 1493 of yacc.c  */
+#line 492 "parse-gram.y"
+    {
+      symbol_class_set ((yyvsp[(1) - (3)].symbol), current_class, (yylsp[(1) - (3)]), true);
+      symbol_type_set ((yyvsp[(1) - (3)].symbol), current_type, (yylsp[(1) - (3)]));
+      symbol_user_token_number_set ((yyvsp[(1) - (3)].symbol), (yyvsp[(2) - (3)].integer), (yylsp[(2) - (3)]));
+      symbol_make_alias ((yyvsp[(1) - (3)].symbol), (yyvsp[(3) - (3)].symbol), (yyloc));

     }
     break;
     }
     break;

-case 48:
-#line 277 "parse-gram.y"
-{;}
+
+  case 81:
+
+/* Line 1493 of yacc.c  */
+#line 522 "parse-gram.y"
+    {
+      yyerrok;
+    }

     break;
     break;

-case 49:
-#line 279 "parse-gram.y"
-{;}
+
+  case 82:
+
+/* Line 1493 of yacc.c  */
+#line 528 "parse-gram.y"
+    { current_lhs = (yyvsp[(1) - (2)].symbol); current_lhs_location = (yylsp[(1) - (2)]);
+    current_lhs_named_ref = (yyvsp[(2) - (2)].named_ref); }

     break;
     break;

-case 52:
-#line 293 "parse-gram.y"
-{ current_lhs = yyvsp[-1].symbol; }
+
+  case 84:
+
+/* Line 1493 of yacc.c  */
+#line 533 "parse-gram.y"
+    { grammar_current_rule_end ((yylsp[(1) - (1)])); }

     break;
     break;

-case 53:
-#line 294 "parse-gram.y"
-{;}
+
+  case 85:
+
+/* Line 1493 of yacc.c  */
+#line 534 "parse-gram.y"
+    { grammar_current_rule_end ((yylsp[(3) - (3)])); }

     break;
     break;

-case 54:
-#line 298 "parse-gram.y"
-{ grammar_rule_end (); }
+
+  case 87:
+
+/* Line 1493 of yacc.c  */
+#line 540 "parse-gram.y"
+    { grammar_current_rule_begin (current_lhs, current_lhs_location,
+                                 current_lhs_named_ref); }

     break;
     break;

-case 55:
-#line 299 "parse-gram.y"
-{ grammar_rule_end (); }
+
+  case 88:
+
+/* Line 1493 of yacc.c  */
+#line 543 "parse-gram.y"
+    { grammar_current_rule_symbol_append ((yyvsp[(2) - (3)].symbol), (yylsp[(2) - (3)]), (yyvsp[(3) - (3)].named_ref)); }

     break;
     break;

-case 56:
-#line 304 "parse-gram.y"
-{ grammar_rule_begin (current_lhs); }
+
+  case 89:
+
+/* Line 1493 of yacc.c  */
+#line 545 "parse-gram.y"
+    { grammar_current_rule_action_append ((yyvsp[(2) - (3)].code), (yylsp[(2) - (3)]), (yyvsp[(3) - (3)].named_ref)); }

     break;
     break;

-case 57:
-#line 306 "parse-gram.y"
-{ grammar_current_rule_symbol_append (yyvsp[0].symbol); }
+
+  case 90:
+
+/* Line 1493 of yacc.c  */
+#line 547 "parse-gram.y"
+    { grammar_current_rule_prec_set ((yyvsp[(3) - (3)].symbol), (yylsp[(3) - (3)])); }

     break;
     break;

-case 58:
-#line 308 "parse-gram.y"
-{ grammar_current_rule_action_append (yyvsp[0].string, yylsp[0].first_line); }
+
+  case 91:
+
+/* Line 1493 of yacc.c  */
+#line 549 "parse-gram.y"
+    { grammar_current_rule_dprec_set ((yyvsp[(3) - (3)].integer), (yylsp[(3) - (3)])); }

     break;
     break;

-case 59:
-#line 310 "parse-gram.y"
-{ grammar_current_rule_prec_set (yyvsp[0].symbol); }
+
+  case 92:
+
+/* Line 1493 of yacc.c  */
+#line 551 "parse-gram.y"
+    { grammar_current_rule_merge_set ((yyvsp[(3) - (3)].uniqstr), (yylsp[(3) - (3)])); }

     break;
     break;

-case 60:
-#line 314 "parse-gram.y"
-{ yyval.symbol = yyvsp[0].symbol; }
+
+  case 93:
+
+/* Line 1493 of yacc.c  */
+#line 555 "parse-gram.y"
+    { (yyval.named_ref) = 0; }

     break;
     break;

-case 61:
-#line 315 "parse-gram.y"
-{ yyval.symbol = yyvsp[0].symbol; }
+
+  case 94:
+
+/* Line 1493 of yacc.c  */
+#line 557 "parse-gram.y"
+    { (yyval.named_ref) = named_ref_new((yyvsp[(1) - (1)].uniqstr), (yylsp[(1) - (1)])); }

     break;
     break;

-case 62:
-#line 316 "parse-gram.y"
-{ yyval.symbol = getsym (yyvsp[0].string); }
+
+  case 96:
+
+/* Line 1493 of yacc.c  */
+#line 569 "parse-gram.y"
+    { (yyval.uniqstr) = uniqstr_new ((yyvsp[(1) - (1)].chars)); }

     break;
     break;

-case 63:
-#line 321 "parse-gram.y"
-{ yyval.string = yyvsp[0].string; }
+
+  case 97:
+
+/* Line 1493 of yacc.c  */
+#line 574 "parse-gram.y"
+    { (yyval.chars) = ""; }

     break;
     break;

-case 64:
-#line 327 "parse-gram.y"
-{
-      yyval.symbol = getsym (yyvsp[0].string);
-      symbol_class_set (yyval.symbol, token_sym);
+
+  case 98:
+
+/* Line 1493 of yacc.c  */
+#line 575 "parse-gram.y"
+    { (yyval.chars) = (yyvsp[(1) - (1)].uniqstr); }
+    break;
+
+  case 100:
+
+/* Line 1493 of yacc.c  */
+#line 586 "parse-gram.y"
+    {
+      code_props plain_code;
+      (yyvsp[(1) - (1)].code)[strlen ((yyvsp[(1) - (1)].code)) - 1] = '\n';
+      code_props_plain_init (&plain_code, (yyvsp[(1) - (1)].code)+1, (yylsp[(1) - (1)]));
+      code_props_translate_code (&plain_code);
+      gram_scanner_last_string_free ();
+      (yyval.chars) = plain_code.code;

     }
     break;
     }
     break;

-case 65:
-#line 336 "parse-gram.y"
-{
-      yyval.string = yyvsp[0].string + 1;
-      yyval.string[strlen (yyval.string) - 1] = '\0';
+
+  case 101:
+
+/* Line 1493 of yacc.c  */
+#line 606 "parse-gram.y"
+    { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[(1) - (1)].uniqstr), (yylsp[(1) - (1)])); }
+    break;
+
+  case 102:
+
+/* Line 1493 of yacc.c  */
+#line 608 "parse-gram.y"
+    {
+      (yyval.symbol) = symbol_get (char_name ((yyvsp[(1) - (1)].character)), (yylsp[(1) - (1)]));
+      symbol_class_set ((yyval.symbol), token_sym, (yylsp[(1) - (1)]), false);
+      symbol_user_token_number_set ((yyval.symbol), (yyvsp[(1) - (1)].character), (yylsp[(1) - (1)]));

     }
     break;
     }
     break;

-case 66:
-#line 344 "parse-gram.y"
-{
-      yyval.string = xstrdup ("");
+
+  case 103:
+
+/* Line 1493 of yacc.c  */
+#line 616 "parse-gram.y"
+    { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[(1) - (1)].uniqstr), (yylsp[(1) - (1)])); }
+    break;
+
+  case 106:
+
+/* Line 1493 of yacc.c  */
+#line 628 "parse-gram.y"
+    {
+      (yyval.symbol) = symbol_get (quotearg_style (c_quoting_style, (yyvsp[(1) - (1)].chars)), (yylsp[(1) - (1)]));
+      symbol_class_set ((yyval.symbol), token_sym, (yylsp[(1) - (1)]), false);

     }
     break;
     }
     break;

-case 67:
-#line 348 "parse-gram.y"
-{
-      yyval.string = yyvsp[0].string;
+
+  case 108:
+
+/* Line 1493 of yacc.c  */
+#line 637 "parse-gram.y"
+    {
+      code_props plain_code;
+      code_props_plain_init (&plain_code, (yyvsp[(2) - (2)].chars), (yylsp[(2) - (2)]));
+      code_props_translate_code (&plain_code);
+      gram_scanner_last_string_free ();
+      muscle_code_grow ("epilogue", plain_code.code, (yylsp[(2) - (2)]));
+      code_scanner_last_string_free ();

     }
     break;
     }
     break;

-}

 
 

-#line 705 "/usr/share/bison/bison.simple"

 
 

-\f
-  yyvsp -= yylen;
-  yyssp -= yylen;
-#if YYLSP_NEEDED
-  yylsp -= yylen;
-#endif

 
 

-#if YYDEBUG
-  if (yydebug)
-    {
-      short *yyssp1 = yyss - 1;
-      YYFPRINTF (stderr, "state stack now");
-      while (yyssp1 != yyssp)
-       YYFPRINTF (stderr, " %d", *++yyssp1);
-      YYFPRINTF (stderr, "\n");
+/* Line 1493 of yacc.c  */
+#line 2696 "parse-gram.c"
+      default: break;

     }
     }

-#endif
+  /* User semantic actions sometimes alter yychar, and that requires
+     that yytoken be updated with the new translation.  We take the
+     approach of translating immediately before every use of yytoken.
+     One alternative is translating here after every semantic action,
+     but that translation would be missed if the semantic action invokes
+     YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or
+     if it invokes YYBACKUP.  In the case of YYABORT or YYACCEPT, an
+     incorrect destructor might then be invoked immediately.  In the
+     case of YYERROR or YYBACKUP, subsequent parser actions might lead
+     to an incorrect destructor call or verbose syntax error message
+     before the lookahead is translated.  */
+  YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
+
+  YYPOPSTACK (yylen);
+  yylen = 0;
+  YY_STACK_PRINT (yyss, yyssp);

 
   *++yyvsp = yyval;
 
   *++yyvsp = yyval;

-#if YYLSP_NEEDED

   *++yylsp = yyloc;
   *++yylsp = yyloc;

-#endif

 
   /* Now `shift' the result of the reduction.  Determine what state
      that goes to, based on the state we popped back to and the rule
 
   /* Now `shift' the result of the reduction.  Determine what state
      that goes to, based on the state we popped back to and the rule


@@ -1368,11 +2721,11 @@ case 67:
 
   yyn = yyr1[yyn];
 
 
   yyn = yyr1[yyn];
 

-  yystate = yypgoto[yyn - YYNTBASE] + *yyssp;
-  if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp)
+  yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
+  if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)

     yystate = yytable[yystate];
   else
     yystate = yytable[yystate];
   else

-    yystate = yydefgoto[yyn - YYNTBASE];
+    yystate = yydefgoto[yyn - YYNTOKENS];

 
   goto yynewstate;
 
 
   goto yynewstate;
 


@@ -1381,159 +2734,131 @@ case 67:
 | yyerrlab -- here on detecting error |
 `------------------------------------*/
 yyerrlab:
 | yyerrlab -- here on detecting error |
 `------------------------------------*/
 yyerrlab:

+  /* Make sure we have latest lookahead translation.  See comments at
+     user semantic actions for why this is necessary.  */
+  yytoken = YYTRANSLATE (yychar);
+

   /* If not already recovering from an error, report this error.  */
   if (!yyerrstatus)
     {
       ++yynerrs;
   /* If not already recovering from an error, report this error.  */
   if (!yyerrstatus)
     {
       ++yynerrs;

-
-#ifdef YYERROR_VERBOSE
-      yyn = yypact[yystate];
-
-      if (yyn > YYFLAG && yyn < YYLAST)
-       {
-         YYSIZE_T yysize = 0;
-         char *yymsg;
-         int yyx, yycount;
-
-         yycount = 0;
-         /* Start YYX at -YYN if negative to avoid negative indexes in
-            YYCHECK.  */
-         for (yyx = yyn < 0 ? -yyn : 0;
-              yyx < (int) (sizeof (yytname) / sizeof (char *)); yyx++)
-           if (yycheck[yyx + yyn] == yyx)
-             yysize += yystrlen (yytname[yyx]) + 15, yycount++;
-         yysize += yystrlen ("parse error, unexpected ") + 1;
-         yysize += yystrlen (yytname[YYTRANSLATE (yychar)]);
-         yymsg = (char *) YYSTACK_ALLOC (yysize);
-         if (yymsg != 0)
-           {
-             char *yyp = yystpcpy (yymsg, "parse error, unexpected ");
-             yyp = yystpcpy (yyp, yytname[YYTRANSLATE (yychar)]);
-
-             if (yycount < 5)
-               {
-                 yycount = 0;
-                 for (yyx = yyn < 0 ? -yyn : 0;
-                      yyx < (int) (sizeof (yytname) / sizeof (char *));
-                      yyx++)
-                   if (yycheck[yyx + yyn] == yyx)
-                     {
-                       const char *yyq = ! yycount ? ", expecting " : " or ";
-                       yyp = yystpcpy (yyp, yyq);
-                       yyp = yystpcpy (yyp, yytname[yyx]);
-                       yycount++;
-                     }
-               }
-             yyerror (yymsg);
-             YYSTACK_FREE (yymsg);
-           }
-         else
-           yyerror ("parse error; also virtual memory exhausted");
-       }
-      else
-#endif /* defined (YYERROR_VERBOSE) */
-       yyerror ("parse error");
+#if ! YYERROR_VERBOSE
+      yyerror (YY_("syntax error"));
+#else
+      while (1)
+        {
+          int yysyntax_error_status =
+            yysyntax_error (&yymsg_alloc, &yymsg, yystate, yytoken);
+          if (yysyntax_error_status == 2 && 0 < yymsg_alloc)
+            {
+              if (yymsg != yymsgbuf)
+                YYSTACK_FREE (yymsg);
+              yymsg = (char *) YYSTACK_ALLOC (yymsg_alloc);
+              if (yymsg)
+                continue;
+              yymsg = yymsgbuf;
+              yymsg_alloc = sizeof yymsgbuf;
+            }
+          if (yysyntax_error_status == 0)
+            yyerror (yymsg);
+          else
+            yyerror (YY_("syntax error"));
+          if (yysyntax_error_status == 2)
+            goto yyexhaustedlab;
+          break;
+        }
+#endif

     }
     }

-  goto yyerrlab1;

 
 

+  yyerror_range[0] = yylloc;

 
 

-/*--------------------------------------------------.
-| yyerrlab1 -- error raised explicitly by an action |
-`--------------------------------------------------*/
-yyerrlab1:

   if (yyerrstatus == 3)
     {
       /* If just tried and failed to reuse lookahead token after an
         error, discard it.  */
 
   if (yyerrstatus == 3)
     {
       /* If just tried and failed to reuse lookahead token after an
         error, discard it.  */
 

-      /* return failure if at end of input */
-      if (yychar == YYEOF)
-       YYABORT;
-      YYDPRINTF ((stderr, "Discarding token %d (%s).\n",
-                 yychar, yytname[yychar1]));
-      yychar = YYEMPTY;
+      if (yychar <= YYEOF)
+       {
+         /* Return failure if at end of input.  */
+         if (yychar == YYEOF)
+           YYABORT;
+       }
+      else
+       {
+         yydestruct ("Error: discarding",
+                     yytoken, &yylval, &yylloc);
+         yychar = YYEMPTY;
+       }

     }
 
   /* Else will try to reuse lookahead token after shifting the error
      token.  */
     }
 
   /* Else will try to reuse lookahead token after shifting the error
      token.  */

+  goto yyerrlab1;

 
 

-  yyerrstatus = 3;             /* Each real token shifted decrements this */
-
-  goto yyerrhandle;
-
-
-/*-------------------------------------------------------------------.
-| yyerrdefault -- current state does not do anything special for the |
-| error token.                                                       |
-`-------------------------------------------------------------------*/
-yyerrdefault:
-#if 0
-  /* This is wrong; only states that explicitly want error tokens
-     should shift them.  */

 
 

-  /* If its default is to accept any token, ok.  Otherwise pop it.  */
-  yyn = yydefact[yystate];
-  if (yyn)
-    goto yydefault;
-#endif
+/*---------------------------------------------------.
+| yyerrorlab -- error raised explicitly by YYERROR.  |
+`---------------------------------------------------*/
+yyerrorlab:
+
+  /* Pacify compilers like GCC when the user code never invokes
+     YYERROR and the label yyerrorlab therefore never appears in user
+     code.  */
+  if (/*CONSTCOND*/ 0)
+     goto yyerrorlab;
+
+  yyerror_range[0] = yylsp[1-yylen];
+  /* Do not reclaim the symbols of the rule which action triggered
+     this YYERROR.  */
+  YYPOPSTACK (yylen);
+  yylen = 0;
+  YY_STACK_PRINT (yyss, yyssp);
+  yystate = *yyssp;
+  goto yyerrlab1;

 
 
 
 

-/*---------------------------------------------------------------.
-| yyerrpop -- pop the current state because it cannot handle the |
-| error token                                                    |
-`---------------------------------------------------------------*/
-yyerrpop:
-  if (yyssp == yyss)
-    YYABORT;
-  yyvsp--;
-  yystate = *--yyssp;
-#if YYLSP_NEEDED
-  yylsp--;
-#endif
+/*-------------------------------------------------------------.
+| yyerrlab1 -- common code for both syntax error and YYERROR.  |
+`-------------------------------------------------------------*/
+yyerrlab1:
+  yyerrstatus = 3;     /* Each real token shifted decrements this.  */

 
 

-#if YYDEBUG
-  if (yydebug)
+  for (;;)

     {
     {

-      short *yyssp1 = yyss - 1;
-      YYFPRINTF (stderr, "Error: state stack now");
-      while (yyssp1 != yyssp)
-       YYFPRINTF (stderr, " %d", *++yyssp1);
-      YYFPRINTF (stderr, "\n");
-    }
-#endif
-
-/*--------------.
-| yyerrhandle.  |
-`--------------*/
-yyerrhandle:
-  yyn = yypact[yystate];
-  if (yyn == YYFLAG)
-    goto yyerrdefault;
+      yyn = yypact[yystate];
+      if (!yypact_value_is_default (yyn))
+       {
+         yyn += YYTERROR;
+         if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
+           {
+             yyn = yytable[yyn];
+             if (0 < yyn)
+               break;
+           }
+       }

 
 

-  yyn += YYTERROR;
-  if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR)
-    goto yyerrdefault;
+      /* Pop the current state because it cannot handle the error token.  */
+      if (yyssp == yyss)
+       YYABORT;

 
 

-  yyn = yytable[yyn];
-  if (yyn < 0)
-    {
-      if (yyn == YYFLAG)
-       goto yyerrpop;
-      yyn = -yyn;
-      goto yyreduce;
+      yyerror_range[0] = *yylsp;
+      yydestruct ("Error: popping",
+                 yystos[yystate], yyvsp, yylsp);
+      YYPOPSTACK (1);
+      yystate = *yyssp;
+      YY_STACK_PRINT (yyss, yyssp);

     }
     }

-  else if (yyn == 0)
-    goto yyerrpop;

 
 

-  if (yyn == YYFINAL)
-    YYACCEPT;
+  *++yyvsp = yylval;

 
 

-  YYDPRINTF ((stderr, "Shifting error token, "));
+  yyerror_range[1] = yylloc;
+  /* Using YYLLOC is tempting, but would change the location of
+     the lookahead.  YYLOC is available though.  */
+  YYLLOC_DEFAULT (yyloc, (yyerror_range - 1), 2);
+  *++yylsp = yyloc;

 
 

-  *++yyvsp = yylval;
-#if YYLSP_NEEDED
-  *++yylsp = yylloc;
-#endif
+  /* Shift the error token.  */
+  YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp);

 
   yystate = yyn;
   goto yynewstate;
 
   yystate = yyn;
   goto yynewstate;


@@ -1553,68 +2878,169 @@ yyabortlab:
   yyresult = 1;
   goto yyreturn;
 
   yyresult = 1;
   goto yyreturn;
 

-/*---------------------------------------------.
-| yyoverflowab -- 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.  */
   yyresult = 2;
   /* Fall through.  */

+#endif

 
 yyreturn:
 
 yyreturn:

+  if (yychar != YYEMPTY)
+    {
+      /* Make sure we have latest lookahead translation.  See comments at
+         user semantic actions for why this is necessary.  */
+      yytoken = YYTRANSLATE (yychar);
+      yydestruct ("Cleanup: discarding lookahead",
+                  yytoken, &yylval, &yylloc);
+    }
+  /* Do not reclaim the symbols of the rule which action triggered
+     this YYABORT or YYACCEPT.  */
+  YYPOPSTACK (yylen);
+  YY_STACK_PRINT (yyss, yyssp);
+  while (yyssp != yyss)
+    {
+      yydestruct ("Cleanup: popping",
+                 yystos[*yyssp], yyvsp, yylsp);
+      YYPOPSTACK (1);
+    }

 #ifndef yyoverflow
   if (yyss != yyssa)
     YYSTACK_FREE (yyss);
 #endif
 #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 1724 of yacc.c  */
+#line 647 "parse-gram.y"
+
+
+
+/* Return the location of the left-hand side of a rule whose
+   right-hand side is RHS[1] ... RHS[N].  Ignore empty nonterminals in
+   the right-hand side, and return an empty location equal to the end
+   boundary of RHS[0] if the right-hand side is empty.  */
+
+static YYLTYPE
+lloc_default (YYLTYPE const *rhs, int n)
+{
+  int i;
+  YYLTYPE loc;
+
+  /* SGI MIPSpro 7.4.1m miscompiles "loc.start = loc.end = rhs[n].end;".
+     The bug is fixed in 7.4.2m, but play it safe for now.  */
+  loc.start = rhs[n].end;
+  loc.end = rhs[n].end;
+
+  /* Ignore empty nonterminals the start of the the right-hand side.
+     Do not bother to ignore them at the end of the right-hand side,
+     since empty nonterminals have the same end as their predecessors.  */
+  for (i = 1; i <= n; i++)
+    if (! equal_boundaries (rhs[i].start, rhs[i].end))
+      {
+       loc.start = rhs[i].start;
+       break;
+      }
+
+  return loc;
+}
+
+
+/* Add a lex-param or a parse-param (depending on TYPE) with
+   declaration DECL and location LOC.  */
+
+static void
+add_param (char const *type, char *decl, location loc)
+{
+  static char const alphanum[26 + 26 + 1 + 10] =
+    "abcdefghijklmnopqrstuvwxyz"
+    "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+    "_"
+    "0123456789";
+  char const *name_start = NULL;
+  char *p;
+
+  /* Stop on last actual character.  */
+  for (p = decl; p[1]; p++)
+    if ((p == decl
+        || ! memchr (alphanum, p[-1], sizeof alphanum))
+       && memchr (alphanum, p[0], sizeof alphanum - 10))
+      name_start = p;
+
+  /* Strip the surrounding '{' and '}', and any blanks just inside
+     the braces.  */
+  while (*--p == ' ' || *p == '\t')
+    continue;
+  p[1] = '\0';
+  while (*++decl == ' ' || *decl == '\t')
+    continue;
+
+  if (! name_start)
+    complain_at (loc, _("missing identifier in parameter declaration"));
+  else
+    {
+      char *name;
+      size_t name_len;
+
+      for (name_len = 1;
+          memchr (alphanum, name_start[name_len], sizeof alphanum);
+          name_len++)
+       continue;
+
+      name = xmalloc (name_len + 1);
+      memcpy (name, name_start, name_len);
+      name[name_len] = '\0';
+      muscle_pair_list_grow (type, decl, name);
+      free (name);
+    }
+
+  gram_scanner_last_string_free ();

 }
 }

-#line 357 "parse-gram.y"

 
 

-/*------------------------------------------------------------------.
-| When debugging the parser, display tokens' locations and values.  |
-`------------------------------------------------------------------*/

 
 static void
 
 static void

-yyprint (FILE *file,
-         const location_t *loc, int type, const yystype *value)
+version_check (location const *loc, char const *version)

 {
 {

-  fputs (" (", file);
-  LOCATION_PRINT (file, *loc);
-  fputs (")", file);
-  switch (type)
+  if (strverscmp (version, PACKAGE_VERSION) > 0)

     {
     {

-    case CHARACTER:
-      fprintf (file, " = '%s'", value->string);
-      break;
-
-    case ID:
-      fprintf (file, " = %s", value->symbol->tag);
-      break;
-
-    case INT:
-      fprintf (file, " = %d", value->integer);
-      break;
-
-    case STRING:
-      fprintf (file, " = \"%s\"", value->string);
-      break;
-
-    case TYPE:
-      fprintf (file, " = <%s>", value->string);
-      break;
-
-    case BRACED_CODE:
-    case PROLOGUE:
-    case EPILOGUE:
-      fprintf (file, " = {{ %s }}", value->string);
-      break;
+      complain_at (*loc, "require bison %s, but have %s",
+                  version, PACKAGE_VERSION);
+      exit (63);

     }
 }
 
     }
 }
 

-void
-gram_error (gram_control_t *control ATTRIBUTE_UNUSED,
-           location_t *yylloc, const char *msg)
+static void
+gram_error (location const *loc, char const *msg)
+{
+  complain_at (*loc, "%s", msg);
+}
+
+char const *
+token_name (int type)
+{
+  return yytname[YYTRANSLATE (type)];
+}
+
+static char const *
+char_name (char c)

 {
 {

-  LOCATION_PRINT (stderr, *yylloc);
-  fprintf (stderr, ": %s\n", msg);
+  if (c == '\'')
+    return "'\\''";
+  else
+    {
+      char buf[4];
+      buf[0] = '\''; buf[1] = c; buf[2] = '\''; buf[3] = '\0';
+      return quotearg_style (escape_quoting_style, buf);
+    }

 }
 }

+