api.namespace: demonstrate and use {...} values instead of "..." values

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

diff --git a/src/parse-gram.c b/src/parse-gram.c
index 62ae44cbb5960ac3280a623a6e781c260a4d3379..2cf9e86c815a0df084a556679b7c6547508bc36f 100644 (file)
--- a/src/parse-gram.c
+++ b/src/parse-gram.c
@@ -1,8 +1,8 @@
-/* A Bison parser, made by GNU Bison 2.6.5.977-6d58-dirty.  */
+/* A Bison parser, made by GNU Bison 2.7.1127-02879-dirty.  */

 
 /* Bison implementation for Yacc-like parsers in C
 
 
 /* Bison implementation for Yacc-like parsers in C
 

-   Copyright (C) 1984, 1989-1990, 2000-2012 Free Software Foundation, Inc.
+   Copyright (C) 1984, 1989-1990, 2000-2013 Free Software Foundation, Inc.

 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by


@@ -44,13 +44,13 @@
 #define YYBISON 1
 
 /* Bison version.  */
 #define YYBISON 1
 
 /* Bison version.  */

-#define YYBISON_VERSION "2.6.5.977-6d58-dirty"
+#define YYBISON_VERSION "2.7.1127-02879-dirty"

 
 /* Skeleton name.  */
 #define YYSKELETON_NAME "yacc.c"
 
 /* Pure parsers.  */
 
 /* Skeleton name.  */
 #define YYSKELETON_NAME "yacc.c"
 
 /* Pure parsers.  */

-#define YYPURE 1
+#define YYPURE 2

 
 /* Push parsers.  */
 #define YYPUSH 0
 
 /* Push parsers.  */
 #define YYPUSH 0


@@ -65,18 +65,15 @@
 #define yyparse         gram_parse
 #define yylex           gram_lex
 #define yyerror         gram_error
 #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 yydebug         gram_debug
 #define yynerrs         gram_nerrs

-#define yylloc          gram_lloc
+

 
 /* Copy the first part of user declarations.  */
 
 /* Copy the first part of user declarations.  */

-/* Line 355 of yacc.c  */
-#line 1 "src/parse-gram.y"
+#line 1 "src/parse-gram.y" /* yacc.c:356  */

 /* Bison Grammar Parser                             -*- C -*-
 
 /* Bison Grammar Parser                             -*- C -*-
 

-   Copyright (C) 2002-2012 Free Software Foundation, Inc.
+   Copyright (C) 2002-2013 Free Software Foundation, Inc.

 
    This file is part of Bison, the GNU Compiler Compiler.
 
 
    This file is part of Bison, the GNU Compiler Compiler.
 


@@ -102,7 +99,6 @@
 #include "files.h"
 #include "getargs.h"
 #include "gram.h"
 #include "files.h"
 #include "getargs.h"
 #include "gram.h"

-#include "muscle-tab.h"

 #include "named-ref.h"
 #include "quotearg.h"
 #include "reader.h"
 #include "named-ref.h"
 #include "quotearg.h"
 #include "reader.h"


@@ -116,21 +112,16 @@
 static YYLTYPE lloc_default (YYLTYPE const *, int);
 
 #define YY_LOCATION_PRINT(File, Loc) \
 static YYLTYPE lloc_default (YYLTYPE const *, int);
 
 #define YY_LOCATION_PRINT(File, Loc) \

-          location_print (File, Loc)
+          location_print (Loc, File)

 
 static void version_check (location const *loc, char const *version);
 
 
 static void version_check (location const *loc, char const *version);
 

-/* Request detailed syntax error messages, and pass them to GRAM_ERROR.
-   FIXME: depends on the undocumented availability of YYLLOC.  */
-#undef  yyerror
-#define yyerror(Msg) \
-        gram_error (&yylloc, Msg)

 static void gram_error (location const *, char const *);
 
 static void gram_error (location const *, char const *);
 

+/* A string that describes a char (e.g., 'a' -> "'a'").  */

 static char const *char_name (char);
 
 static char const *char_name (char);
 

-/* Line 355 of yacc.c  */
-#line 134 "src/parse-gram.c"
+#line 125 "src/parse-gram.c" /* yacc.c:356  */

 
 # ifndef YY_NULL
 #  if defined __cplusplus && 201103L <= __cplusplus
 
 # ifndef YY_NULL
 #  if defined __cplusplus && 201103L <= __cplusplus


@@ -152,7 +143,7 @@ static char const *char_name (char);
    by #include "src/parse-gram.h".  */
 #ifndef YY_GRAM_SRC_PARSE_GRAM_H_INCLUDED
 # define YY_GRAM_SRC_PARSE_GRAM_H_INCLUDED
    by #include "src/parse-gram.h".  */
 #ifndef YY_GRAM_SRC_PARSE_GRAM_H_INCLUDED
 # define YY_GRAM_SRC_PARSE_GRAM_H_INCLUDED

-/* Enabling traces.  */
+/* Debug traces.  */

 #ifndef GRAM_DEBUG
 # if defined YYDEBUG
 #if YYDEBUG
 #ifndef GRAM_DEBUG
 # if defined YYDEBUG
 #if YYDEBUG


@@ -168,11 +159,8 @@ static char const *char_name (char);
 extern int gram_debug;
 #endif
 /* "%code requires" blocks.  */
 extern int gram_debug;
 #endif
 /* "%code requires" blocks.  */

-/* Line 371 of yacc.c  */
-#line 223 "src/parse-gram.y"
+#line 218 "src/parse-gram.y" /* yacc.c:372  */

 
 

-# ifndef PARAM_TYPE
-#  define PARAM_TYPE

   typedef enum
   {
     param_none   = 0,
   typedef enum
   {
     param_none   = 0,


@@ -180,189 +168,144 @@ extern int gram_debug;
     param_parse  = 1 << 1,
     param_both   = param_lex | param_parse
   } param_type;
     param_parse  = 1 << 1,
     param_both   = param_lex | param_parse
   } param_type;

-# endif

 
 

+#line 649 "src/parse-gram.y" /* yacc.c:372  */
+#include "muscle-tab.h"

 
 

-/* Line 371 of yacc.c  */
-#line 188 "src/parse-gram.c"
+#line 176 "src/parse-gram.c" /* yacc.c:372  */

 
 

-/* Tokens.  */
+/* Token type.  */

 #ifndef GRAM_TOKENTYPE
 # define GRAM_TOKENTYPE
 #ifndef GRAM_TOKENTYPE
 # define GRAM_TOKENTYPE

-  /* Put the tokens into the symbol table, so that GDB and other debuggers
-     know about them.  */

   enum gram_tokentype
   {
     GRAM_EOF = 0,
     STRING = 258,
   enum gram_tokentype
   {
     GRAM_EOF = 0,
     STRING = 258,

-    INT = 259,
-    PERCENT_TOKEN = 260,
-    PERCENT_NTERM = 261,
-    PERCENT_TYPE = 262,
-    PERCENT_DESTRUCTOR = 263,
-    PERCENT_PRINTER = 264,
-    PERCENT_LEFT = 265,
-    PERCENT_RIGHT = 266,
-    PERCENT_NONASSOC = 267,
-    PERCENT_PRECEDENCE = 268,
-    PERCENT_PREC = 269,
-    PERCENT_DPREC = 270,
-    PERCENT_MERGE = 271,
-    PERCENT_CODE = 272,
-    PERCENT_DEFAULT_PREC = 273,
-    PERCENT_DEFINE = 274,
-    PERCENT_DEFINES = 275,
-    PERCENT_ERROR_VERBOSE = 276,
-    PERCENT_EXPECT = 277,
-    PERCENT_EXPECT_RR = 278,
-    PERCENT_FLAG = 279,
-    PERCENT_FILE_PREFIX = 280,
-    PERCENT_GLR_PARSER = 281,
-    PERCENT_INITIAL_ACTION = 282,
-    PERCENT_LANGUAGE = 283,
-    PERCENT_NAME_PREFIX = 284,
-    PERCENT_NO_DEFAULT_PREC = 285,
-    PERCENT_NO_LINES = 286,
-    PERCENT_NONDETERMINISTIC_PARSER = 287,
-    PERCENT_OUTPUT = 288,
-    PERCENT_REQUIRE = 289,
-    PERCENT_SKELETON = 290,
-    PERCENT_START = 291,
-    PERCENT_TOKEN_TABLE = 292,
-    PERCENT_VERBOSE = 293,
-    PERCENT_YACC = 294,
-    BRACED_CODE = 295,
-    BRACED_PREDICATE = 296,
-    BRACKETED_ID = 297,
-    CHAR = 298,
-    EPILOGUE = 299,
-    EQUAL = 300,
-    ID = 301,
-    ID_COLON = 302,
-    PERCENT_PERCENT = 303,
-    PIPE = 304,
-    PROLOGUE = 305,
-    SEMICOLON = 306,
-    TAG = 307,
-    TAG_ANY = 308,
-    TAG_NONE = 309,
+    PERCENT_TOKEN = 259,
+    PERCENT_NTERM = 260,
+    PERCENT_TYPE = 261,
+    PERCENT_DESTRUCTOR = 262,
+    PERCENT_PRINTER = 263,
+    PERCENT_LEFT = 264,
+    PERCENT_RIGHT = 265,
+    PERCENT_NONASSOC = 266,
+    PERCENT_PRECEDENCE = 267,
+    PERCENT_PREC = 268,
+    PERCENT_DPREC = 269,
+    PERCENT_MERGE = 270,
+    PERCENT_CODE = 271,
+    PERCENT_DEFAULT_PREC = 272,
+    PERCENT_DEFINE = 273,
+    PERCENT_DEFINES = 274,
+    PERCENT_ERROR_VERBOSE = 275,
+    PERCENT_EXPECT = 276,
+    PERCENT_EXPECT_RR = 277,
+    PERCENT_FLAG = 278,
+    PERCENT_FILE_PREFIX = 279,
+    PERCENT_GLR_PARSER = 280,
+    PERCENT_INITIAL_ACTION = 281,
+    PERCENT_LANGUAGE = 282,
+    PERCENT_NAME_PREFIX = 283,
+    PERCENT_NO_DEFAULT_PREC = 284,
+    PERCENT_NO_LINES = 285,
+    PERCENT_NONDETERMINISTIC_PARSER = 286,
+    PERCENT_OUTPUT = 287,
+    PERCENT_REQUIRE = 288,
+    PERCENT_SKELETON = 289,
+    PERCENT_START = 290,
+    PERCENT_TOKEN_TABLE = 291,
+    PERCENT_VERBOSE = 292,
+    PERCENT_YACC = 293,
+    BRACED_CODE = 294,
+    BRACED_PREDICATE = 295,
+    BRACKETED_ID = 296,
+    CHAR = 297,
+    EPILOGUE = 298,
+    EQUAL = 299,
+    ID = 300,
+    ID_COLON = 301,
+    PERCENT_PERCENT = 302,
+    PIPE = 303,
+    PROLOGUE = 304,
+    SEMICOLON = 305,
+    TAG = 306,
+    TAG_ANY = 307,
+    TAG_NONE = 308,
+    INT = 309,

     PERCENT_PARAM = 310,
     PERCENT_PARAM = 310,

-    PERCENT_UNION = 311
+    PERCENT_UNION = 311,
+    PERCENT_EMPTY = 312

   };
 #endif
   };
 #endif

-/* Tokens.  */
-#define GRAM_EOF 0
-#define STRING 258
-#define INT 259
-#define PERCENT_TOKEN 260
-#define PERCENT_NTERM 261
-#define PERCENT_TYPE 262
-#define PERCENT_DESTRUCTOR 263
-#define PERCENT_PRINTER 264
-#define PERCENT_LEFT 265
-#define PERCENT_RIGHT 266
-#define PERCENT_NONASSOC 267
-#define PERCENT_PRECEDENCE 268
-#define PERCENT_PREC 269
-#define PERCENT_DPREC 270
-#define PERCENT_MERGE 271
-#define PERCENT_CODE 272
-#define PERCENT_DEFAULT_PREC 273
-#define PERCENT_DEFINE 274
-#define PERCENT_DEFINES 275
-#define PERCENT_ERROR_VERBOSE 276
-#define PERCENT_EXPECT 277
-#define PERCENT_EXPECT_RR 278
-#define PERCENT_FLAG 279
-#define PERCENT_FILE_PREFIX 280
-#define PERCENT_GLR_PARSER 281
-#define PERCENT_INITIAL_ACTION 282
-#define PERCENT_LANGUAGE 283
-#define PERCENT_NAME_PREFIX 284
-#define PERCENT_NO_DEFAULT_PREC 285
-#define PERCENT_NO_LINES 286
-#define PERCENT_NONDETERMINISTIC_PARSER 287
-#define PERCENT_OUTPUT 288
-#define PERCENT_REQUIRE 289
-#define PERCENT_SKELETON 290
-#define PERCENT_START 291
-#define PERCENT_TOKEN_TABLE 292
-#define PERCENT_VERBOSE 293
-#define PERCENT_YACC 294
-#define BRACED_CODE 295
-#define BRACED_PREDICATE 296
-#define BRACKETED_ID 297
-#define CHAR 298
-#define EPILOGUE 299
-#define EQUAL 300
-#define ID 301
-#define ID_COLON 302
-#define PERCENT_PERCENT 303
-#define PIPE 304
-#define PROLOGUE 305
-#define SEMICOLON 306
-#define TAG 307
-#define TAG_ANY 308
-#define TAG_NONE 309
-#define PERCENT_PARAM 310
-#define PERCENT_UNION 311

 
 

+/* Value type.  */

 #if ! defined GRAM_STYPE && ! defined GRAM_STYPE_IS_DECLARED
 #if ! defined GRAM_STYPE && ! defined GRAM_STYPE_IS_DECLARED

-typedef union GRAM_STYPE
+typedef union GRAM_STYPE GRAM_STYPE;
+union GRAM_STYPE

 {
 {

-/* Line 371 of yacc.c  */
-#line 109 "src/parse-gram.y"
+#line 170 "src/parse-gram.y" /* yacc.c:372  */
+unsigned char character;
+#line 177 "src/parse-gram.y" /* yacc.c:372  */

 
 

-  assoc assoc;

   char *code;
   char const *chars;
   char *code;
   char const *chars;

-  int integer;
-  named_ref *named_ref;
-  symbol *symbol;
-  symbol_list *list;
-  uniqstr uniqstr;
-  unsigned char character;

 
 

-/* Line 371 of yacc.c  */
-#line 247 "src/parse-gram.y"
+#line 188 "src/parse-gram.y" /* yacc.c:372  */
+uniqstr uniqstr;
+#line 196 "src/parse-gram.y" /* yacc.c:372  */
+int integer;
+#line 200 "src/parse-gram.y" /* yacc.c:372  */
+symbol *symbol;
+#line 205 "src/parse-gram.y" /* yacc.c:372  */
+assoc assoc;
+#line 208 "src/parse-gram.y" /* yacc.c:372  */
+symbol_list *list;
+#line 211 "src/parse-gram.y" /* yacc.c:372  */
+named_ref *named_ref;
+#line 238 "src/parse-gram.y" /* yacc.c:372  */
+param_type param;
+#line 413 "src/parse-gram.y" /* yacc.c:372  */
+code_props_type code_type;
+#line 651 "src/parse-gram.y" /* yacc.c:372  */

 
 

-  param_type param;
+  struct
+  {
+    char const *chars;
+    muscle_kind kind;
+  } value;

 
 

-/* Line 371 of yacc.c  */
-#line 423 "src/parse-gram.y"
-code_props_type code_type;

 
 

-/* Line 371 of yacc.c  */
-#line 337 "src/parse-gram.c"
-} GRAM_STYPE;
+#line 279 "src/parse-gram.c" /* yacc.c:372  */
+};

 # define GRAM_STYPE_IS_TRIVIAL 1
 # define GRAM_STYPE_IS_DECLARED 1
 #endif
 
 # define GRAM_STYPE_IS_TRIVIAL 1
 # define GRAM_STYPE_IS_DECLARED 1
 #endif
 

+/* Location type.  */

 #if ! defined GRAM_LTYPE && ! defined GRAM_LTYPE_IS_DECLARED
 #if ! defined GRAM_LTYPE && ! defined GRAM_LTYPE_IS_DECLARED

-typedef struct GRAM_LTYPE
+typedef struct GRAM_LTYPE GRAM_LTYPE;
+struct GRAM_LTYPE

 {
   int first_line;
   int first_column;
   int last_line;
   int last_column;
 {
   int first_line;
   int first_column;
   int last_line;
   int last_column;

-} GRAM_LTYPE;
+};

 # define GRAM_LTYPE_IS_DECLARED 1
 # define GRAM_LTYPE_IS_TRIVIAL 1
 #endif
 
 
 # define GRAM_LTYPE_IS_DECLARED 1
 # define GRAM_LTYPE_IS_TRIVIAL 1
 #endif
 
 

+

 int gram_parse (void);
 
 #endif /* !YY_GRAM_SRC_PARSE_GRAM_H_INCLUDED  */
 
 /* Copy the second part of user declarations.  */
 
 int gram_parse (void);
 
 #endif /* !YY_GRAM_SRC_PARSE_GRAM_H_INCLUDED  */
 
 /* Copy the second part of user declarations.  */
 

-/* Line 374 of yacc.c  */
-#line 363 "src/parse-gram.c"
+#line 307 "src/parse-gram.c" /* yacc.c:375  */

 /* Unqualified %code blocks.  */
 /* Unqualified %code blocks.  */

-/* Line 375 of yacc.c  */
-#line 58 "src/parse-gram.y"
+#line 53 "src/parse-gram.y" /* yacc.c:376  */

 
   static int current_prec = 0;
   static location current_lhs_location;
 
   static int current_prec = 0;
   static location current_lhs_location;


@@ -376,7 +319,7 @@ int gram_parse (void);
    */
   static
   void
    */
   static
   void

-  current_lhs(symbol *sym, location loc, named_ref *ref)
+  current_lhs (symbol *sym, location loc, named_ref *ref)

   {
     current_lhs_symbol = sym;
     current_lhs_location = loc;
   {
     current_lhs_symbol = sym;
     current_lhs_location = loc;


@@ -394,8 +337,7 @@ int gram_parse (void);
   #define YYTYPE_UINT16 uint_fast16_t
   #define YYTYPE_UINT8 uint_fast8_t
 
   #define YYTYPE_UINT16 uint_fast16_t
   #define YYTYPE_UINT8 uint_fast8_t
 

-/* Line 375 of yacc.c  */
-#line 236 "src/parse-gram.y"
+#line 228 "src/parse-gram.y" /* yacc.c:376  */

 
   /** Add a lex-param and/or a parse-param.
    *
 
   /** Add a lex-param and/or a parse-param.
    *


@@ -407,8 +349,7 @@ int gram_parse (void);
   static param_type current_param = param_none;
 
 
   static param_type current_param = param_none;
 
 

-/* Line 375 of yacc.c  */
-#line 412 "src/parse-gram.c"
+#line 353 "src/parse-gram.c" /* yacc.c:376  */

 
 #ifdef short
 # undef short
 
 #ifdef short
 # undef short


@@ -477,7 +418,7 @@ typedef short int yytype_int16;
 /* The parser invokes alloca or malloc; define the necessary symbols.  */
 
 # ifdef YYSTACK_ALLOC
 /* The parser invokes alloca or malloc; define the necessary symbols.  */
 
 # ifdef YYSTACK_ALLOC

-   /* Pacify GCC's `empty if-body' warning.  */
+   /* Pacify GCC's 'empty if-body' warning.  */

 #  define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
 #  ifndef YYSTACK_ALLOC_MAXIMUM
     /* The OS might guarantee only one guard page at the bottom of the stack,
 #  define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
 #  ifndef YYSTACK_ALLOC_MAXIMUM
     /* The OS might guarantee only one guard page at the bottom of the stack,


@@ -582,21 +523,21 @@ union yyalloc
 /* YYFINAL -- State number of the termination state.  */
 #define YYFINAL  3
 /* YYLAST -- Last index in YYTABLE.  */
 /* YYFINAL -- State number of the termination state.  */
 #define YYFINAL  3
 /* YYLAST -- Last index in YYTABLE.  */

-#define YYLAST   157
+#define YYLAST   165

 
 /* YYNTOKENS -- Number of terminals.  */
 
 /* YYNTOKENS -- Number of terminals.  */

-#define YYNTOKENS  57
+#define YYNTOKENS  58

 /* YYNNTS -- Number of nonterminals.  */
 #define YYNNTS  38
 /* YYNRULES -- Number of rules.  */
 /* YYNNTS -- Number of nonterminals.  */
 #define YYNNTS  38
 /* YYNRULES -- Number of rules.  */

-#define YYNRULES  109
+#define YYNRULES  111

 /* YYNSTATES -- Number of states.  */
 /* YYNSTATES -- Number of states.  */

-#define YYNSTATES  143
+#define YYNSTATES  145

 
 /* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned
    by yylex, with out-of-bounds checking.  */
 #define YYUNDEFTOK  2
 
 /* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned
    by yylex, with out-of-bounds checking.  */
 #define YYUNDEFTOK  2

-#define YYMAXUTOK   311
+#define YYMAXUTOK   312

 
 #define YYTRANSLATE(YYX)                                                \
   ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
 
 #define YYTRANSLATE(YYX)                                                \
   ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)


@@ -636,24 +577,25 @@ static const yytype_uint8 yytranslate[] =
       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,
       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
+      55,    56,    57

 };
 
 #if GRAM_DEBUG
 };
 
 #if GRAM_DEBUG

-  /* YYRLINEYYN -- Source line where rule number YYN was defined.    */
+  /* YYRLINE[YYN] -- Source line where rule number YYN was defined.  */

 static const yytype_uint16 yyrline[] =
 {
 static const yytype_uint16 yyrline[] =
 {

-       0,   272,   272,   280,   282,   286,   287,   297,   301,   306,
-     307,   312,   317,   318,   319,   320,   325,   334,   335,   336,
-     337,   338,   339,   339,   340,   341,   365,   366,   367,   368,
-     372,   373,   382,   383,   384,   388,   400,   404,   408,   415,
-     426,   427,   437,   438,   442,   454,   454,   459,   459,   464,
-     475,   490,   491,   492,   493,   497,   498,   503,   505,   510,
-     511,   516,   518,   523,   524,   528,   529,   533,   534,   535,
-     540,   545,   550,   556,   562,   573,   574,   583,   584,   590,
-     591,   592,   599,   599,   607,   608,   609,   614,   616,   618,
-     620,   622,   624,   626,   631,   633,   643,   644,   649,   650,
-     651,   660,   680,   682,   691,   696,   697,   702,   709,   711
+       0,   261,   261,   270,   271,   275,   276,   286,   290,   295,
+     296,   301,   307,   308,   309,   310,   315,   324,   325,   326,
+     327,   328,   329,   329,   330,   331,   355,   356,   357,   358,
+     362,   363,   372,   373,   374,   378,   390,   394,   398,   405,
+     416,   417,   427,   428,   432,   444,   444,   449,   449,   454,
+     465,   480,   481,   482,   483,   487,   488,   493,   495,   500,
+     505,   515,   517,   522,   523,   527,   528,   532,   533,   534,
+     539,   544,   549,   555,   561,   572,   573,   582,   583,   589,
+     590,   591,   598,   598,   606,   607,   608,   613,   616,   618,
+     620,   622,   624,   626,   628,   633,   634,   644,   645,   670,
+     671,   672,   673,   682,   702,   704,   713,   718,   719,   724,
+     732,   733

 };
 #endif
 
 };
 #endif
 


@@ -662,10 +604,10 @@ static const yytype_uint16 yyrline[] =
    First, the terminals, then, starting at YYNTOKENS, nonterminals.  */
 static const char *const yytname[] =
 {
    First, the terminals, then, starting at YYNTOKENS, nonterminals.  */
 static const char *const yytname[] =
 {

-  "\"end of file\"", "error", "$undefined", "\"string\"", "\"integer\"",
-  "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%destructor\"",
-  "\"%printer\"", "\"%left\"", "\"%right\"", "\"%nonassoc\"",
-  "\"%precedence\"", "\"%prec\"", "\"%dprec\"", "\"%merge\"", "\"%code\"",
+  "\"end of file\"", "error", "$undefined", "\"string\"", "\"%token\"",
+  "\"%nterm\"", "\"%type\"", "\"%destructor\"", "\"%printer\"",
+  "\"%left\"", "\"%right\"", "\"%nonassoc\"", "\"%precedence\"",
+  "\"%prec\"", "\"%dprec\"", "\"%merge\"", "\"%code\"",

   "\"%default-prec\"", "\"%define\"", "\"%defines\"", "\"%error-verbose\"",
   "\"%expect\"", "\"%expect-rr\"", "\"%<flag>\"", "\"%file-prefix\"",
   "\"%glr-parser\"", "\"%initial-action\"", "\"%language\"",
   "\"%default-prec\"", "\"%define\"", "\"%defines\"", "\"%error-verbose\"",
   "\"%expect\"", "\"%expect-rr\"", "\"%<flag>\"", "\"%file-prefix\"",
   "\"%glr-parser\"", "\"%initial-action\"", "\"%language\"",


@@ -675,15 +617,15 @@ static const char *const yytname[] =
   "\"%yacc\"", "\"{...}\"", "\"%?{...}\"", "\"[identifier]\"", "\"char\"",
   "\"epilogue\"", "\"=\"", "\"identifier\"", "\"identifier:\"", "\"%%\"",
   "\"|\"", "\"%{...%}\"", "\";\"", "\"<tag>\"", "\"<*>\"", "\"<>\"",
   "\"%yacc\"", "\"{...}\"", "\"%?{...}\"", "\"[identifier]\"", "\"char\"",
   "\"epilogue\"", "\"=\"", "\"identifier\"", "\"identifier:\"", "\"%%\"",
   "\"|\"", "\"%{...%}\"", "\";\"", "\"<tag>\"", "\"<*>\"", "\"<>\"",

-  "\"%param\"", "\"%union\"", "$accept", "input", "prologue_declarations",
-  "prologue_declaration", "$@1", "params", "grammar_declaration",
-  "code_props_type", "union_name", "symbol_declaration", "$@2", "$@3",
-  "precedence_declaration", "precedence_declarator", "tag.opt",
-  "symbols.prec", "symbol.prec", "symbols.1", "generic_symlist",
-  "generic_symlist_item", "tag", "symbol_def", "symbol_defs.1", "grammar",
-  "rules_or_grammar_declaration", "rules", "$@4", "rhses.1", "rhs",
-  "named_ref.opt", "variable", "content.opt", "braceless", "id",
-  "id_colon", "symbol", "string_as_id", "epilogue.opt", YY_NULL
+  "\"integer\"", "\"%param\"", "\"%union\"", "\"%empty\"", "$accept",
+  "input", "prologue_declarations", "prologue_declaration", "$@1",
+  "params", "grammar_declaration", "code_props_type", "union_name",
+  "symbol_declaration", "$@2", "$@3", "precedence_declaration",
+  "precedence_declarator", "tag.opt", "symbols.prec", "symbol.prec",
+  "symbols.1", "generic_symlist", "generic_symlist_item", "tag",
+  "symbol_def", "symbol_defs.1", "grammar", "rules_or_grammar_declaration",
+  "rules", "$@4", "rhses.1", "rhs", "named_ref.opt", "variable", "value",
+  "braceless", "id", "id_colon", "symbol", "string_as_id", "epilogue.opt", YY_NULL

 };
 #endif
 
 };
 #endif
 


@@ -697,44 +639,44 @@ static const yytype_uint16 yytoknum[] =
      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,
      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
+     305,   306,   307,   308,   309,   310,   311,   312

 };
 # endif
 
 };
 # endif
 

-#define YYPACT_NINF -74
+#define YYPACT_NINF -115

 
 #define yypact_value_is_default(Yystate) \
 
 #define yypact_value_is_default(Yystate) \

-  (!!((Yystate) == (-74)))
+  (!!((Yystate) == (-115)))

 
 

-#define YYTABLE_NINF -109
+#define YYTABLE_NINF -111

 
 #define yytable_value_is_error(Yytable_value) \
   0
 
   /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
 
 #define yytable_value_is_error(Yytable_value) \
   0
 
   /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing

-     STATE-NUM.    */
-static const yytype_int16 yypact[] =
+     STATE-NUM.  */
+static const yytype_int8 yypact[] =

 {
 {

-     -74,    40,   101,   -74,   -74,   -74,   -48,   -74,   -74,   -74,
-     -74,   -74,   -74,    19,   -74,     0,    52,   -74,    56,    79,
-     -74,    81,   -74,    45,    83,    84,   -74,   -74,   -74,    85,
-      86,    87,    31,   -74,   -74,   -74,    15,   -74,   -74,   -74,
-      46,   -74,   -74,    51,   -74,   -74,    42,     4,     4,    31,
-     -74,    57,   -74,   -74,   -74,    36,   -74,   -74,   -74,   -74,
-     -74,   -74,   -74,   -74,   -74,   -74,   -74,   -74,   -74,   -74,
-     -74,   -74,    47,   -74,    49,     1,   -74,   -74,    59,    62,
-     -74,    57,    26,   -74,    31,   -74,   -74,     4,    72,     4,
-      31,   -74,   -74,   -74,   -74,   -74,   -74,   -74,    60,   -74,
-     -74,   -74,   -74,   -74,    63,   -74,   -74,   -74,   -74,    26,
-     -74,   -74,   -74,    31,   -74,   111,   -74,   113,   -74,   -74,
-     -74,   -74,   -74,   -74,   -74,   -74,   -74,   -13,    27,   -74,
-     -74,    31,   137,    65,    59,   -74,    59,    27,   -74,   -74,
-     -74,   -74,   -74
+    -115,    16,   109,  -115,  -115,  -115,   -28,  -115,  -115,  -115,
+    -115,  -115,  -115,   -14,  -115,    25,    23,  -115,   -27,   -20,
+    -115,    39,  -115,     7,    48,    71,  -115,  -115,  -115,    72,
+      73,    74,    -2,  -115,  -115,  -115,    56,  -115,  -115,  -115,
+      33,  -115,  -115,    40,  -115,  -115,    37,    54,    54,    -2,
+    -115,    50,  -115,  -115,  -115,     2,  -115,  -115,  -115,  -115,
+    -115,  -115,  -115,  -115,  -115,  -115,  -115,  -115,  -115,  -115,
+    -115,  -115,    51,  -115,    53,     3,  -115,  -115,    49,    65,
+    -115,    50,    42,  -115,    -2,  -115,  -115,    54,    -1,    54,
+      -2,  -115,  -115,  -115,  -115,  -115,  -115,  -115,  -115,    63,
+    -115,  -115,  -115,  -115,  -115,    69,  -115,  -115,  -115,  -115,
+      42,  -115,  -115,  -115,    -2,  -115,    38,  -115,   106,  -115,
+    -115,  -115,  -115,  -115,  -115,  -115,  -115,  -115,   -15,    41,
+    -115,  -115,    -2,    57,    59,    49,  -115,  -115,    49,    41,
+    -115,  -115,  -115,  -115,  -115

 };
 
 };
 

-  /* YYDEFACT[S] -- default reduction number in state S.  Performed when
-     YYTABLE does not specify something else to do.  Zero means the default
-     is an error.    */
+  /* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM.
+     Performed when YYTABLE does not specify something else to do.  Zero
+     means the default is an error.  */

 static const yytype_uint8 yydefact[] =
 {
        3,     0,     0,     1,    47,    45,     0,    40,    41,    51,
 static const yytype_uint8 yydefact[] =
 {
        3,     0,     0,     1,    47,    45,     0,    40,    41,    51,


@@ -742,117 +684,120 @@ static const yytype_uint8 yydefact[] =
        7,     0,    15,     0,     0,     0,    37,    19,    20,     0,
        0,     0,     0,    26,    27,    28,     0,     6,    29,    22,
       42,     4,     5,     0,    33,    32,    55,     0,     0,     0,
        7,     0,    15,     0,     0,     0,    37,    19,    20,     0,
        0,     0,     0,    26,    27,    28,     0,     6,    29,    22,
       42,     4,     5,     0,    33,    32,    55,     0,     0,     0,

-     101,     0,    38,    97,    96,    98,    10,    12,    13,    14,
-      16,    17,    18,    21,    24,    25,   107,   103,   102,   105,
-      34,   106,     0,   104,     0,     0,    77,    79,    94,     0,
+     103,     0,    38,    98,    97,    99,    10,    12,    13,    14,
+      16,    17,    18,    21,    24,    25,   109,   105,   104,   107,
+      34,   108,     0,   106,     0,     0,    77,    79,    95,     0,

       43,     0,     0,    56,     0,    70,    75,    48,    71,    46,
       43,     0,     0,    56,     0,    70,    75,    48,    71,    46,

-      49,    61,    39,   100,    99,     8,    81,    80,     0,    78,
-       2,    95,    82,    31,    23,    44,    67,    68,    69,    35,
-      63,    66,    65,    50,    57,    59,    76,    72,    73,    62,
-     109,    87,    30,    64,    58,    60,    74,    83,    84,    87,
-      86,     0,     0,     0,    94,    90,    94,    85,    91,    92,
-      93,    89,    88
+      49,    61,    39,   101,   100,     8,   102,    81,    80,     0,
+      78,     2,    96,    82,    31,    23,    44,    67,    68,    69,
+      35,    63,    66,    65,    50,    57,    59,    76,    72,    73,
+      62,   111,    87,    30,    64,    58,    60,    74,    83,    84,
+      87,    86,     0,     0,     0,    95,    90,    91,    95,    85,
+      92,    93,    94,    89,    88

 };
 
 };
 

-  /* YYPGOTO[NTERM-NUM].    */
-static const yytype_int16 yypgoto[] =
+  /* YYPGOTO[NTERM-NUM].  */
+static const yytype_int8 yypgoto[] =

 {
 {

-     -74,   -74,   -74,   -74,   -74,   -74,   140,   -74,   -74,   -74,
-     -74,   -74,   -74,   -74,   -74,   -74,    30,   -74,   -74,    35,
-     -74,   -26,    97,   -74,    71,   -74,   -74,   -74,    18,   -70,
-     -74,   -74,   -46,     6,   -74,   -32,   -73,   -74
+    -115,  -115,  -115,  -115,  -115,  -115,   120,  -115,  -115,  -115,
+    -115,  -115,  -115,  -115,  -115,  -115,     9,  -115,  -115,    14,
+    -115,   -50,   100,  -115,    75,  -115,  -115,  -115,    19,  -114,
+    -115,  -115,   -33,   -18,  -115,   -32,   -82,  -115

 };
 
 };
 

-  /* YYDEFGOTO[NTERM-NUM].    */
+  /* YYDEFGOTO[NTERM-NUM].  */

 static const yytype_int16 yydefgoto[] =
 {
 static const yytype_int16 yydefgoto[] =
 {

-      -1,     1,     2,    41,    79,   104,    74,    43,    81,    44,
-      48,    47,    45,    46,    84,   113,   114,    90,   109,   110,
-     111,    86,    87,    75,    76,    77,   121,   127,   128,   102,
-      55,    95,    52,    69,    78,   112,    71,   100
+      -1,     1,     2,    41,    79,   105,    74,    43,    81,    44,
+      48,    47,    45,    46,    84,   114,   115,    90,   110,   111,
+     112,    86,    87,    75,    76,    77,   122,   128,   129,   103,
+      55,    95,    52,    69,    78,   113,    71,   101

 };
 
 };
 

-  /* 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.    */
+  /* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM.  If
+     positive, shift that token.  If negative, reduce the rule whose
+     number is the opposite.  If YYTABLE_NINF, syntax error.  */

 static const yytype_int16 yytable[] =
 {
 static const yytype_int16 yytable[] =
 {

-      70,  -108,    72,    53,    49,    92,     4,     5,     6,     7,
-       8,     9,    10,    11,    12,   118,    72,    91,    13,    14,
-       4,     5,     6,     7,     8,     9,    10,    11,    12,    66,
-      66,    26,    13,    14,    66,   105,   129,    32,   130,    93,
-       3,   131,   132,   133,   126,    26,    54,    67,    73,    98,
-      68,    32,   115,    88,    88,    56,    85,    40,   119,    50,
-      57,   116,    73,   116,   141,    51,   142,   134,   135,    67,
-      67,    40,    68,    68,    67,    66,   117,    68,   106,   107,
-     108,   115,    94,    58,    59,    60,    61,    62,    63,    64,
-      65,    82,    80,    88,    83,    88,   136,    50,    96,   138,
-      97,   101,   103,   122,   120,   136,     4,     5,     6,     7,
-       8,     9,    10,    11,    12,   125,    66,   140,    13,    14,
-      15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
-      25,    26,    27,    28,    29,    30,    31,    32,    33,    34,
-      35,   139,    42,   124,   123,    89,    99,   137,     0,    36,
-       0,    37,    38,     0,     0,     0,    39,    40
+      70,    66,    66,  -110,    72,    93,   119,     4,     5,     6,
+       7,     8,     9,    10,    11,    12,     3,    91,    92,    13,
+      14,   143,    96,    49,   144,    50,    56,    57,    53,    88,
+      88,    51,    26,   130,    58,   131,   127,   117,    32,   117,
+      67,    50,    59,    68,    66,    66,    60,    94,   106,    73,
+      99,    61,   116,   118,   132,   133,   134,    72,   120,    40,
+       4,     5,     6,     7,     8,     9,    10,    11,    12,    88,
+      54,    88,    13,    14,    62,    63,    64,    65,    80,    82,
+     135,   136,   116,    67,    67,    26,    68,    68,    83,    50,
+     102,    32,   126,   107,   108,   109,    67,   138,   137,    68,
+     140,    97,    73,    98,   104,    85,   121,   138,   123,    66,
+     142,   141,    40,     4,     5,     6,     7,     8,     9,    10,
+      11,    12,    42,   125,   124,    13,    14,    15,    16,    17,
+      18,    19,    20,    21,    22,    23,    24,    25,    26,    27,
+      28,    29,    30,    31,    32,    33,    34,    35,    89,   139,
+     100,     0,     0,     0,     0,     0,    36,     0,    37,    38,
+       0,     0,     0,     0,    39,    40

 };
 
 static const yytype_int16 yycheck[] =
 {
 };
 
 static const yytype_int16 yycheck[] =
 {

-      32,     0,     1,     3,    52,    51,     5,     6,     7,     8,
-       9,    10,    11,    12,    13,    88,     1,    49,    17,    18,
-       5,     6,     7,     8,     9,    10,    11,    12,    13,     3,
-       3,    30,    17,    18,     3,    81,    49,    36,    51,     3,
-       0,    14,    15,    16,   117,    30,    46,    43,    47,    48,
-      46,    36,    84,    47,    48,     3,    52,    56,    90,    40,
-       4,    87,    47,    89,   134,    46,   136,    40,    41,    43,
-      43,    56,    46,    46,    43,     3,     4,    46,    52,    53,
-      54,   113,    46,     4,     3,    40,     3,     3,     3,     3,
-       3,    40,    46,    87,    52,    89,   128,    40,    51,   131,
-      51,    42,    40,    40,    44,   137,     5,     6,     7,     8,
-       9,    10,    11,    12,    13,     4,     3,    52,    17,    18,
-      19,    20,    21,    22,    23,    24,    25,    26,    27,    28,
-      29,    30,    31,    32,    33,    34,    35,    36,    37,    38,
-      39,     4,     2,   113,   109,    48,    75,   129,    -1,    48,
-      -1,    50,    51,    -1,    -1,    -1,    55,    56
+      32,     3,     3,     0,     1,     3,    88,     4,     5,     6,
+       7,     8,     9,    10,    11,    12,     0,    49,    51,    16,
+      17,   135,    55,    51,   138,    39,     3,    54,     3,    47,
+      48,    45,    29,    48,    54,    50,   118,    87,    35,    89,
+      42,    39,     3,    45,     3,     3,    39,    45,    81,    46,
+      47,     3,    84,    54,    13,    14,    15,     1,    90,    56,
+       4,     5,     6,     7,     8,     9,    10,    11,    12,    87,
+      45,    89,    16,    17,     3,     3,     3,     3,    45,    39,
+      39,    40,   114,    42,    42,    29,    45,    45,    51,    39,
+      41,    35,    54,    51,    52,    53,    42,   129,    57,    45,
+     132,    50,    46,    50,    39,    51,    43,   139,    39,     3,
+      51,    54,    56,     4,     5,     6,     7,     8,     9,    10,
+      11,    12,     2,   114,   110,    16,    17,    18,    19,    20,
+      21,    22,    23,    24,    25,    26,    27,    28,    29,    30,
+      31,    32,    33,    34,    35,    36,    37,    38,    48,   130,
+      75,    -1,    -1,    -1,    -1,    -1,    47,    -1,    49,    50,
+      -1,    -1,    -1,    -1,    55,    56

 };
 
 };
 

-  /* STOS_[STATE-NUM] -- The (internal number of the) accessing
-     symbol of state STATE-NUM.    */
+  /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
+     symbol of state STATE-NUM.  */

 static const yytype_uint8 yystos[] =
 {
 static const yytype_uint8 yystos[] =
 {

-       0,    58,    59,     0,     5,     6,     7,     8,     9,    10,
-      11,    12,    13,    17,    18,    19,    20,    21,    22,    23,
-      24,    25,    26,    27,    28,    29,    30,    31,    32,    33,
-      34,    35,    36,    37,    38,    39,    48,    50,    51,    55,
-      56,    60,    63,    64,    66,    69,    70,    68,    67,    52,
-      40,    46,    89,     3,    46,    87,     3,     4,     4,     3,
-      40,     3,     3,     3,     3,     3,     3,    43,    46,    90,
-      92,    93,     1,    47,    63,    80,    81,    82,    91,    61,
-      46,    65,    40,    52,    71,    52,    78,    79,    90,    79,
-      74,    92,    89,     3,    46,    88,    51,    51,    48,    81,
-      94,    42,    86,    40,    62,    89,    52,    53,    54,    75,
-      76,    77,    92,    72,    73,    92,    78,     4,    93,    92,
-      44,    83,    40,    76,    73,     4,    93,    84,    85,    49,
-      51,    14,    15,    16,    40,    41,    92,    85,    92,     4,
-      52,    86,    86
+       0,    59,    60,     0,     4,     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,    47,    49,    50,    55,
+      56,    61,    64,    65,    67,    70,    71,    69,    68,    51,
+      39,    45,    90,     3,    45,    88,     3,    54,    54,     3,
+      39,     3,     3,     3,     3,     3,     3,    42,    45,    91,
+      93,    94,     1,    46,    64,    81,    82,    83,    92,    62,
+      45,    66,    39,    51,    72,    51,    79,    80,    91,    80,
+      75,    93,    90,     3,    45,    89,    90,    50,    50,    47,
+      82,    95,    41,    87,    39,    63,    90,    51,    52,    53,
+      76,    77,    78,    93,    73,    74,    93,    79,    54,    94,
+      93,    43,    84,    39,    77,    74,    54,    94,    85,    86,
+      48,    50,    13,    14,    15,    39,    40,    57,    93,    86,
+      93,    54,    51,    87,    87

 };
 
 };
 

-  /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.    */
+  /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */

 static const yytype_uint8 yyr1[] =
 {
 static const yytype_uint8 yyr1[] =
 {

-       0,    57,    58,    59,    59,    60,    60,    60,    60,    60,
-      60,    60,    60,    60,    60,    60,    60,    60,    60,    60,
-      60,    60,    61,    60,    60,    60,    60,    60,    60,    60,
-      62,    62,    63,    63,    63,    63,    63,    63,    63,    63,
-      64,    64,    65,    65,    63,    67,    66,    68,    66,    66,
-      69,    70,    70,    70,    70,    71,    71,    72,    72,    73,
-      73,    74,    74,    75,    75,    76,    76,    77,    77,    77,
-      78,    78,    78,    78,    78,    79,    79,    80,    80,    81,
-      81,    81,    83,    82,    84,    84,    84,    85,    85,    85,
-      85,    85,    85,    85,    86,    86,    87,    87,    88,    88,
-      88,    89,    90,    90,    91,    92,    92,    93,    94,    94
+       0,    58,    59,    60,    60,    61,    61,    61,    61,    61,
+      61,    61,    61,    61,    61,    61,    61,    61,    61,    61,
+      61,    61,    62,    61,    61,    61,    61,    61,    61,    61,
+      63,    63,    64,    64,    64,    64,    64,    64,    64,    64,
+      65,    65,    66,    66,    64,    68,    67,    69,    67,    67,
+      70,    71,    71,    71,    71,    72,    72,    73,    73,    74,
+      74,    75,    75,    76,    76,    77,    77,    78,    78,    78,
+      79,    79,    79,    79,    79,    80,    80,    81,    81,    82,
+      82,    82,    84,    83,    85,    85,    85,    86,    86,    86,
+      86,    86,    86,    86,    86,    87,    87,    88,    88,    89,
+      89,    89,    89,    90,    91,    91,    92,    93,    93,    94,
+      95,    95

 };
 
 };
 

-  /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.    */
+  /* YYR2[YYN] -- Number of symbols on the right hand side of rule YYN.  */

 static const yytype_uint8 yyr2[] =
 {
        0,     2,     4,     0,     2,     1,     1,     1,     3,     1,
 static const yytype_uint8 yyr2[] =
 {
        0,     2,     4,     0,     2,     1,     1,     1,     3,     1,


@@ -864,8 +809,9 @@ static const yytype_uint8 yyr2[] =
        2,     1,     2,     1,     2,     1,     1,     1,     1,     1,
        1,     1,     2,     2,     3,     1,     2,     1,     2,     1,
        2,     2,     0,     4,     1,     3,     2,     0,     3,     3,
        2,     1,     2,     1,     2,     1,     1,     1,     1,     1,
        1,     1,     2,     2,     3,     1,     2,     1,     2,     1,
        2,     2,     0,     4,     1,     3,     2,     0,     3,     3,

-       2,     3,     3,     3,     0,     1,     1,     1,     0,     1,
-       1,     1,     1,     1,     1,     1,     1,     1,     0,     2
+       2,     2,     3,     3,     3,     0,     1,     1,     1,     0,
+       1,     1,     1,     1,     1,     1,     1,     1,     1,     1,
+       0,     2

 };
 
 
 };
 
 


@@ -894,7 +840,7 @@ do                                                              \
     }                                                           \
   else                                                          \
     {                                                           \
     }                                                           \
   else                                                          \
     {                                                           \

-      yyerror (YY_("syntax error: cannot back up")); \
+      yyerror (&yylloc, YY_("syntax error: cannot back up")); \

       YYERROR;                                                  \
     }                                                           \
 while (0)
       YYERROR;                                                  \
     }                                                           \
 while (0)


@@ -931,33 +877,6 @@ while (0)
 #define YYRHSLOC(Rhs, K) ((Rhs)[K])
 
 
 #define YYRHSLOC(Rhs, K) ((Rhs)[K])
 
 

-/* YY_LOCATION_PRINT -- Print the location on the stream.
-   This macro was not mandated originally: define only if we know
-   we won't break user code: when these are the locations we know.  */
-
-#ifndef YY_LOCATION_PRINT
-# if defined GRAM_LTYPE_IS_TRIVIAL && GRAM_LTYPE_IS_TRIVIAL
-#  define YY_LOCATION_PRINT(File, Loc)                                   \
-  do {                                                                   \
-    fprintf (File, "%d.%d", (Loc).first_line, (Loc).first_column);       \
-    if ((Loc).first_line < (Loc).last_line)                              \
-      fprintf (File, "-%d.%d", (Loc).last_line,  (Loc).last_column - 1); \
-    else if ((Loc).first_column < (Loc).last_column - 1)                 \
-      fprintf (File, "-%d", (Loc).last_column - 1);                      \
-  } while (0)
-# 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 GRAM_DEBUG
 
 /* Enable debugging if requested.  */
 #if GRAM_DEBUG
 


@@ -972,6 +891,51 @@ do {                                            \
     YYFPRINTF Args;                             \
 } while (0)
 
     YYFPRINTF Args;                             \
 } while (0)
 

+
+/* YY_LOCATION_PRINT -- Print the location on the stream.
+   This macro was not mandated originally: define only if we know
+   we won't break user code: when these are the locations we know.  */
+
+#ifndef YY_LOCATION_PRINT
+# if defined GRAM_LTYPE_IS_TRIVIAL && GRAM_LTYPE_IS_TRIVIAL
+
+/* Print *YYLOCP on YYO.  Private, do not rely on its existence. */
+
+__attribute__((__unused__))
+static unsigned
+yy_location_print_ (FILE *yyo, YYLTYPE const * const yylocp)
+{
+  unsigned res = 0;
+  int end_col = 0 != yylocp->last_column ? yylocp->last_column - 1 : 0;
+  if (0 <= yylocp->first_line)
+    {
+      res += YYFPRINTF (yyo, "%d", yylocp->first_line);
+      if (0 <= yylocp->first_column)
+        res += YYFPRINTF (yyo, ".%d", yylocp->first_column);
+    }
+  if (0 <= yylocp->last_line)
+    {
+      if (yylocp->first_line < yylocp->last_line)
+        {
+          res += YYFPRINTF (yyo, "-%d", yylocp->last_line);
+          if (0 <= end_col)
+            res += YYFPRINTF (yyo, ".%d", end_col);
+        }
+      else if (0 <= end_col && yylocp->first_column < end_col)
+        res += YYFPRINTF (yyo, "-%d", end_col);
+    }
+  return res;
+ }
+
+#  define YY_LOCATION_PRINT(File, Loc)          \
+  yy_location_print_ (File, &(Loc))
+
+# else
+#  define YY_LOCATION_PRINT(File, Loc) ((void) 0)
+# endif
+#endif
+
+

 # define YY_SYMBOL_PRINT(Title, Type, Value, Location)                    \
 do {                                                                      \
   if (yydebug)                                                            \
 # define YY_SYMBOL_PRINT(Title, Type, Value, Location)                    \
 do {                                                                      \
   if (yydebug)                                                            \


@@ -992,7 +956,7 @@ static void
 yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp)
 {
   FILE *yyo = yyoutput;
 yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp)
 {
   FILE *yyo = yyoutput;

-  YYUSE(yyo);
+  YYUSE (yyo);

   YYUSE (yylocationp);
   if (!yyvaluep)
     return;
   YYUSE (yylocationp);
   if (!yyvaluep)
     return;


@@ -1002,191 +966,154 @@ yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvalue
 # endif
   switch (yytype)
     {
 # endif
   switch (yytype)
     {

-            case 3: // "string"
-/* Line 711 of yacc.c  */
-#line 196 "src/parse-gram.y"
-        { fputs (quotearg_style (c_quoting_style, ((*yyvaluep).chars)), yyo); }
-/* Line 711 of yacc.c  */
-#line 1011 "src/parse-gram.c"
+    case 3: /* "string"  */
+#line 183 "src/parse-gram.y" /* yacc.c:706  */
+      { fputs (quotearg_style (c_quoting_style, ((*yyvaluep).chars)), yyo); }
+#line 973 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 4: // "integer"
-/* Line 711 of yacc.c  */
-#line 209 "src/parse-gram.y"
-        { fprintf (yyo, "%d", ((*yyvaluep).integer)); }
-/* Line 711 of yacc.c  */
-#line 1019 "src/parse-gram.c"
+    case 23: /* "%<flag>"  */
+#line 193 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "%%%s", ((*yyvaluep).uniqstr)); }
+#line 979 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 24: // "%<flag>"
-/* Line 711 of yacc.c  */
-#line 205 "src/parse-gram.y"
-        { fprintf (yyo, "%%%s", ((*yyvaluep).uniqstr)); }
-/* Line 711 of yacc.c  */
-#line 1027 "src/parse-gram.c"
+    case 39: /* "{...}"  */
+#line 185 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "{\n%s\n}", ((*yyvaluep).code)); }
+#line 985 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 40: // "{...}"
-/* Line 711 of yacc.c  */
-#line 198 "src/parse-gram.y"
-        { fprintf (yyo, "{\n%s\n}", ((*yyvaluep).code)); }
-/* Line 711 of yacc.c  */
-#line 1035 "src/parse-gram.c"
+    case 41: /* "[identifier]"  */
+#line 191 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "[%s]", ((*yyvaluep).uniqstr)); }
+#line 991 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 42: // "[identifier]"
-/* Line 711 of yacc.c  */
-#line 203 "src/parse-gram.y"
-        { fprintf (yyo, "[%s]", ((*yyvaluep).uniqstr)); }
-/* Line 711 of yacc.c  */
-#line 1043 "src/parse-gram.c"
+    case 42: /* "char"  */
+#line 172 "src/parse-gram.y" /* yacc.c:706  */
+      { fputs (char_name (((*yyvaluep).character)), yyo); }
+#line 997 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 43: // "char"
-/* Line 711 of yacc.c  */
-#line 190 "src/parse-gram.y"
-        { fputs (char_name (((*yyvaluep).character)), yyo); }
-/* Line 711 of yacc.c  */
-#line 1051 "src/parse-gram.c"
+    case 43: /* "epilogue"  */
+#line 185 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "{\n%s\n}", ((*yyvaluep).chars)); }
+#line 1003 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 44: // "epilogue"
-/* Line 711 of yacc.c  */
-#line 198 "src/parse-gram.y"
-        { fprintf (yyo, "{\n%s\n}", ((*yyvaluep).chars)); }
-/* Line 711 of yacc.c  */
-#line 1059 "src/parse-gram.c"
+    case 45: /* "identifier"  */
+#line 190 "src/parse-gram.y" /* yacc.c:706  */
+      { fputs (((*yyvaluep).uniqstr), yyo); }
+#line 1009 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 46: // "identifier"
-/* Line 711 of yacc.c  */
-#line 202 "src/parse-gram.y"
-        { fputs (((*yyvaluep).uniqstr), yyo); }
-/* Line 711 of yacc.c  */
-#line 1067 "src/parse-gram.c"
+    case 46: /* "identifier:"  */
+#line 192 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "%s:", ((*yyvaluep).uniqstr)); }
+#line 1015 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 47: // "identifier:"
-/* Line 711 of yacc.c  */
-#line 204 "src/parse-gram.y"
-        { fprintf (yyo, "%s:", ((*yyvaluep).uniqstr)); }
-/* Line 711 of yacc.c  */
-#line 1075 "src/parse-gram.c"
+    case 49: /* "%{...%}"  */
+#line 185 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "{\n%s\n}", ((*yyvaluep).chars)); }
+#line 1021 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 50: // "%{...%}"
-/* Line 711 of yacc.c  */
-#line 198 "src/parse-gram.y"
-        { fprintf (yyo, "{\n%s\n}", ((*yyvaluep).chars)); }
-/* Line 711 of yacc.c  */
-#line 1083 "src/parse-gram.c"
+    case 51: /* "<tag>"  */
+#line 194 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "<%s>", ((*yyvaluep).uniqstr)); }
+#line 1027 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 52: // "<tag>"
-/* Line 711 of yacc.c  */
-#line 206 "src/parse-gram.y"
-        { fprintf (yyo, "<%s>", ((*yyvaluep).uniqstr)); }
-/* Line 711 of yacc.c  */
-#line 1091 "src/parse-gram.c"
+    case 54: /* "integer"  */
+#line 198 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "%d", ((*yyvaluep).integer)); }
+#line 1033 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 55: // "%param"
-/* Line 711 of yacc.c  */
-#line 252 "src/parse-gram.y"
-        {
+    case 55: /* "%param"  */
+#line 241 "src/parse-gram.y" /* yacc.c:706  */
+      {

   switch (((*yyvaluep).param))
     {
 #define CASE(In, Out)                                           \
   switch (((*yyvaluep).param))
     {
 #define CASE(In, Out)                                           \

-      case param_ ## In: fputs ("%" #Out, stderr); break
-      CASE(lex,   lex-param);
-      CASE(parse, parse-param);
-      CASE(both,  param);
+      case param_ ## In: fputs ("%" #Out, yyo); break
+      CASE (lex,   lex-param);
+      CASE (parse, parse-param);
+      CASE (both,  param);

 #undef CASE
       case param_none: aver (false); break;
     }
 }
 #undef CASE
       case param_none: aver (false); break;
     }
 }

-/* Line 711 of yacc.c  */
-#line 1110 "src/parse-gram.c"
+#line 1050 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 64: // code_props_type
-/* Line 711 of yacc.c  */
-#line 424 "src/parse-gram.y"
-        { fprintf (yyo, "%s", code_props_type_string (((*yyvaluep).code_type))); }
-/* Line 711 of yacc.c  */
-#line 1118 "src/parse-gram.c"
+    case 65: /* code_props_type  */
+#line 414 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "%s", code_props_type_string (((*yyvaluep).code_type))); }
+#line 1056 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 73: // symbol.prec
-/* Line 711 of yacc.c  */
-#line 212 "src/parse-gram.y"
-        { fprintf (yyo, "%s", ((*yyvaluep).symbol)->tag); }
-/* Line 711 of yacc.c  */
-#line 1126 "src/parse-gram.c"
+    case 74: /* symbol.prec  */
+#line 202 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "%s", ((*yyvaluep).symbol)->tag); }
+#line 1062 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 77: // tag
-/* Line 711 of yacc.c  */
-#line 206 "src/parse-gram.y"
-        { fprintf (yyo, "<%s>", ((*yyvaluep).uniqstr)); }
-/* Line 711 of yacc.c  */
-#line 1134 "src/parse-gram.c"
+    case 78: /* tag  */
+#line 194 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "<%s>", ((*yyvaluep).uniqstr)); }
+#line 1068 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 87: // variable
-/* Line 711 of yacc.c  */
-#line 202 "src/parse-gram.y"
-        { fputs (((*yyvaluep).uniqstr), yyo); }
-/* Line 711 of yacc.c  */
-#line 1142 "src/parse-gram.c"
+    case 88: /* variable  */
+#line 190 "src/parse-gram.y" /* yacc.c:706  */
+      { fputs (((*yyvaluep).uniqstr), yyo); }
+#line 1074 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 88: // content.opt
-/* Line 711 of yacc.c  */
-#line 198 "src/parse-gram.y"
-        { fprintf (yyo, "{\n%s\n}", ((*yyvaluep).chars)); }
-/* Line 711 of yacc.c  */
-#line 1150 "src/parse-gram.c"
+    case 89: /* value  */
+#line 660 "src/parse-gram.y" /* yacc.c:706  */
+      {
+  switch (((*yyvaluep).value).kind)
+    {
+    case muscle_code:    fprintf (yyo,  "{%s}",  ((*yyvaluep).value).chars); break;
+    case muscle_keyword: fprintf (yyo,   "%s",   ((*yyvaluep).value).chars); break;
+    case muscle_string:  fprintf (yyo, "\"%s\"", ((*yyvaluep).value).chars); break;
+    }
+}
+#line 1087 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 89: // braceless
-/* Line 711 of yacc.c  */
-#line 198 "src/parse-gram.y"
-        { fprintf (yyo, "{\n%s\n}", ((*yyvaluep).chars)); }
-/* Line 711 of yacc.c  */
-#line 1158 "src/parse-gram.c"
+    case 90: /* braceless  */
+#line 185 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "{\n%s\n}", ((*yyvaluep).chars)); }
+#line 1093 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 90: // id
-/* Line 711 of yacc.c  */
-#line 212 "src/parse-gram.y"
-        { fprintf (yyo, "%s", ((*yyvaluep).symbol)->tag); }
-/* Line 711 of yacc.c  */
-#line 1166 "src/parse-gram.c"
+    case 91: /* id  */
+#line 202 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "%s", ((*yyvaluep).symbol)->tag); }
+#line 1099 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 91: // id_colon
-/* Line 711 of yacc.c  */
-#line 213 "src/parse-gram.y"
-        { fprintf (yyo, "%s:", ((*yyvaluep).symbol)->tag); }
-/* Line 711 of yacc.c  */
-#line 1174 "src/parse-gram.c"
+    case 92: /* id_colon  */
+#line 203 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "%s:", ((*yyvaluep).symbol)->tag); }
+#line 1105 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 92: // symbol
-/* Line 711 of yacc.c  */
-#line 212 "src/parse-gram.y"
-        { fprintf (yyo, "%s", ((*yyvaluep).symbol)->tag); }
-/* Line 711 of yacc.c  */
-#line 1182 "src/parse-gram.c"
+    case 93: /* symbol  */
+#line 202 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "%s", ((*yyvaluep).symbol)->tag); }
+#line 1111 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
         break;
 

-            case 93: // string_as_id
-/* Line 711 of yacc.c  */
-#line 212 "src/parse-gram.y"
-        { fprintf (yyo, "%s", ((*yyvaluep).symbol)->tag); }
-/* Line 711 of yacc.c  */
-#line 1190 "src/parse-gram.c"
+    case 94: /* string_as_id  */
+#line 202 "src/parse-gram.y" /* yacc.c:706  */
+      { fprintf (yyo, "%s", ((*yyvaluep).symbol)->tag); }
+#line 1117 "src/parse-gram.c" /* yacc.c:706  */

         break;
 
       default:
         break;
 
       default:


@@ -1202,10 +1129,8 @@ yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvalue
 static void
 yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp)
 {
 static void
 yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp)
 {

-  if (yytype < YYNTOKENS)
-    YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
-  else
-    YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
+  YYFPRINTF (yyoutput, "%s %s (",
+             yytype < YYNTOKENS ? "token" : "nterm", yytname[yytype]);

 
   YY_LOCATION_PRINT (yyoutput, *yylocationp);
   YYFPRINTF (yyoutput, ": ");
 
   YY_LOCATION_PRINT (yyoutput, *yylocationp);
   YYFPRINTF (yyoutput, ": ");


@@ -1631,7 +1556,6 @@ yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
 {
   YYSIZE_T yysize0 = yytnamerr (YY_NULL, yytname[yytoken]);
   YYSIZE_T yysize = yysize0;
 {
   YYSIZE_T yysize0 = yytnamerr (YY_NULL, yytname[yytoken]);
   YYSIZE_T yysize = yysize0;

-  YYSIZE_T yysize1;

   enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
   /* Internationalized format string. */
   const char *yyformat = YY_NULL;
   enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
   /* Internationalized format string. */
   const char *yyformat = YY_NULL;


@@ -1688,11 +1612,13 @@ yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
                     break;
                   }
                 yyarg[yycount++] = yytname[yyx];
                     break;
                   }
                 yyarg[yycount++] = yytname[yyx];

-                yysize1 = yysize + yytnamerr (YY_NULL, yytname[yyx]);
-                if (! (yysize <= yysize1
-                       && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
-                  return 2;
-                yysize = yysize1;
+                {
+                  YYSIZE_T yysize1 = yysize + yytnamerr (YY_NULL, yytname[yyx]);
+                  if (! (yysize <= yysize1
+                         && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
+                    return 2;
+                  yysize = yysize1;
+                }

               }
         }
 # if GRAM_DEBUG
               }
         }
 # if GRAM_DEBUG


@@ -1716,10 +1642,12 @@ yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
 # undef YYCASE_
     }
 
 # undef YYCASE_
     }
 

-  yysize1 = yysize + yystrlen (yyformat);
-  if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
-    return 2;
-  yysize = yysize1;
+  {
+    YYSIZE_T yysize1 = yysize + yystrlen (yyformat);
+    if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
+      return 2;
+    yysize = yysize1;
+  }

 
   if (*yymsg_alloc < yysize)
     {
 
   if (*yymsg_alloc < yysize)
     {


@@ -1759,7 +1687,7 @@ yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
 static void
 yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp)
 {
 static void
 yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp)
 {

-  YYUSE(yyvaluep);
+  YYUSE (yyvaluep);

   YYUSE (yylocationp);
   if (!yymsg)
     yymsg = "Deleting";
   YYUSE (yylocationp);
   if (!yymsg)
     yymsg = "Deleting";


@@ -1800,6 +1728,11 @@ int yychar;
 static YYSTYPE yyval_default;
 # define YY_INITIAL_VALUE(Value) = Value
 #endif
 static YYSTYPE yyval_default;
 # define YY_INITIAL_VALUE(Value) = Value
 #endif

+static YYLTYPE yyloc_default
+# if defined GRAM_LTYPE_IS_TRIVIAL && GRAM_LTYPE_IS_TRIVIAL
+  = { 1, 1, 1, 1 }
+# endif
+;

 #ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
 # define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
 # define YY_IGNORE_MAYBE_UNINITIALIZED_END
 #ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
 # define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
 # define YY_IGNORE_MAYBE_UNINITIALIZED_END


@@ -1812,11 +1745,7 @@ static YYSTYPE yyval_default;
 YYSTYPE yylval YY_INITIAL_VALUE(yyval_default);
 
 /* Location data for the lookahead symbol.  */
 YYSTYPE yylval YY_INITIAL_VALUE(yyval_default);
 
 /* Location data for the lookahead symbol.  */

-YYLTYPE yylloc
-# if defined GRAM_LTYPE_IS_TRIVIAL && GRAM_LTYPE_IS_TRIVIAL
-  = { 1, 1, 1, 1 }
-# endif
-;
+YYLTYPE yylloc = yyloc_default;

 
 
     /* Number of syntax errors so far.  */
 
 
     /* Number of syntax errors so far.  */


@@ -1827,9 +1756,9 @@ YYLTYPE yylloc
     int yyerrstatus;
 
     /* The stacks and their tools:
     int yyerrstatus;
 
     /* The stacks and their tools:

-       `yyss': related to states.
-       `yyvs': related to semantic values.
-       `yyls': related to locations.
+       'yyss': related to states.
+       'yyvs': related to semantic values.
+       'yyls': related to locations.

 
        Refer to the stacks through separate pointers, to allow yyoverflow
        to reallocate them elsewhere.  */
 
        Refer to the stacks through separate pointers, to allow yyoverflow
        to reallocate them elsewhere.  */


@@ -1899,16 +1828,14 @@ YYLTYPE yylloc
   yychar = YYEMPTY; /* Cause a token to be read.  */
 
 /* User initialization code.  */
   yychar = YYEMPTY; /* Cause a token to be read.  */
 
 /* User initialization code.  */

-/* Line 1452 of yacc.c  */
-#line 101 "src/parse-gram.y"
+#line 96 "src/parse-gram.y" /* yacc.c:1451  */

 {
   /* 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);
 }
 {
   /* 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 1452 of yacc.c  */
-#line 1912 "src/parse-gram.c"
+#line 1839 "src/parse-gram.c" /* yacc.c:1451  */

   yylsp[0] = yylloc;
   goto yysetstate;
 
   yylsp[0] = yylloc;
   goto yysetstate;
 


@@ -2015,7 +1942,7 @@ yybackup:
   if (yychar == YYEMPTY)
     {
       YYDPRINTF ((stderr, "Reading a token: "));
   if (yychar == YYEMPTY)
     {
       YYDPRINTF ((stderr, "Reading a token: "));

-      yychar = YYLEX;
+      yychar = yylex (&yylval, &yylloc);

     }
 
   if (yychar <= YYEOF)
     }
 
   if (yychar <= YYEOF)


@@ -2085,7 +2012,7 @@ yyreduce:
   yylen = yyr2[yyn];
 
   /* If YYLEN is nonzero, implement the default value of the action:
   yylen = yyr2[yyn];
 
   /* If YYLEN is nonzero, implement the default value of the action:

-     `$$ = $1'.
+     '$$ = $1'.

 
      Otherwise, the following line sets YYVAL to garbage.
      This behavior is undocumented and Bison
 
      Otherwise, the following line sets YYVAL to garbage.
      This behavior is undocumented and Bison


@@ -2102,8 +2029,7 @@ yyreduce:
     switch (yyn)
       {
           case 6:
     switch (yyn)
       {
           case 6:

-/* Line 1670 of yacc.c  */
-#line 288 "src/parse-gram.y"
+#line 277 "src/parse-gram.y" /* yacc.c:1668  */

     {
       code_props plain_code;
       code_props_plain_init (&plain_code, (yyvsp[0].chars), (yylsp[0]));
     {
       code_props plain_code;
       code_props_plain_init (&plain_code, (yyvsp[0].chars), (yylsp[0]));


@@ -2113,99 +2039,80 @@ yyreduce:
                         plain_code.code, (yylsp[0]));
       code_scanner_last_string_free ();
     }
                         plain_code.code, (yylsp[0]));
       code_scanner_last_string_free ();
     }

-/* Line 1670 of yacc.c  */
-#line 2118 "src/parse-gram.c"
+#line 2043 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 7:
     break;
 
   case 7:

-/* Line 1670 of yacc.c  */
-#line 298 "src/parse-gram.y"
+#line 287 "src/parse-gram.y" /* yacc.c:1668  */

     {
       muscle_percent_define_ensure ((yyvsp[0].uniqstr), (yylsp[0]), true);
     }
     {
       muscle_percent_define_ensure ((yyvsp[0].uniqstr), (yylsp[0]), true);
     }

-/* Line 1670 of yacc.c  */
-#line 2128 "src/parse-gram.c"
+#line 2051 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 8:
     break;
 
   case 8:

-/* Line 1670 of yacc.c  */
-#line 302 "src/parse-gram.y"
+#line 291 "src/parse-gram.y" /* yacc.c:1668  */

     {
     {

-      muscle_percent_define_insert ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars),
+      muscle_percent_define_insert ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].value).kind, (yyvsp[0].value).chars,

                                     MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE);
     }
                                     MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE);
     }

-/* Line 1670 of yacc.c  */
-#line 2139 "src/parse-gram.c"
+#line 2060 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 9:
     break;
 
   case 9:

-/* Line 1670 of yacc.c  */
-#line 306 "src/parse-gram.y"
+#line 295 "src/parse-gram.y" /* yacc.c:1668  */

     { defines_flag = true; }
     { defines_flag = true; }

-/* Line 1670 of yacc.c  */
-#line 2147 "src/parse-gram.c"
+#line 2066 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 10:
     break;
 
   case 10:

-/* Line 1670 of yacc.c  */
-#line 308 "src/parse-gram.y"
+#line 297 "src/parse-gram.y" /* yacc.c:1668  */

     {
       defines_flag = true;
       spec_defines_file = xstrdup ((yyvsp[0].chars));
     }
     {
       defines_flag = true;
       spec_defines_file = xstrdup ((yyvsp[0].chars));
     }

-/* Line 1670 of yacc.c  */
-#line 2158 "src/parse-gram.c"
+#line 2075 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 11:
     break;
 
   case 11:

-/* Line 1670 of yacc.c  */
-#line 313 "src/parse-gram.y"
+#line 302 "src/parse-gram.y" /* yacc.c:1668  */

     {
     {

-      muscle_percent_define_insert ("parse.error", (yylsp[0]), "verbose",
+      muscle_percent_define_insert ("parse.error", (yylsp[0]), muscle_keyword,
+                                    "verbose",

                                     MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE);
     }
                                     MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE);
     }

-/* Line 1670 of yacc.c  */
-#line 2169 "src/parse-gram.c"
+#line 2085 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 12:
     break;
 
   case 12:

-/* Line 1670 of yacc.c  */
-#line 317 "src/parse-gram.y"
+#line 307 "src/parse-gram.y" /* yacc.c:1668  */

     { expected_sr_conflicts = (yyvsp[0].integer); }
     { expected_sr_conflicts = (yyvsp[0].integer); }

-/* Line 1670 of yacc.c  */
-#line 2177 "src/parse-gram.c"
+#line 2091 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 13:
     break;
 
   case 13:

-/* Line 1670 of yacc.c  */
-#line 318 "src/parse-gram.y"
+#line 308 "src/parse-gram.y" /* yacc.c:1668  */

     { expected_rr_conflicts = (yyvsp[0].integer); }
     { expected_rr_conflicts = (yyvsp[0].integer); }

-/* Line 1670 of yacc.c  */
-#line 2185 "src/parse-gram.c"
+#line 2097 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 14:
     break;
 
   case 14:

-/* Line 1670 of yacc.c  */
-#line 319 "src/parse-gram.y"
+#line 309 "src/parse-gram.y" /* yacc.c:1668  */

     { spec_file_prefix = (yyvsp[0].chars); }
     { spec_file_prefix = (yyvsp[0].chars); }

-/* Line 1670 of yacc.c  */
-#line 2193 "src/parse-gram.c"
+#line 2103 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 15:
     break;
 
   case 15:

-/* Line 1670 of yacc.c  */
-#line 321 "src/parse-gram.y"
+#line 311 "src/parse-gram.y" /* yacc.c:1668  */

     {
       nondeterministic_parser = true;
       glr_parser = true;
     }
     {
       nondeterministic_parser = true;
       glr_parser = true;
     }

-/* Line 1670 of yacc.c  */
-#line 2204 "src/parse-gram.c"
+#line 2112 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 16:
     break;
 
   case 16:

-/* Line 1670 of yacc.c  */
-#line 326 "src/parse-gram.y"
+#line 316 "src/parse-gram.y" /* yacc.c:1668  */

     {
       code_props action;
       code_props_symbol_action_init (&action, (yyvsp[0].code), (yylsp[0]));
     {
       code_props action;
       code_props_symbol_action_init (&action, (yyvsp[0].code), (yylsp[0]));


@@ -2214,77 +2121,59 @@ yyreduce:
       muscle_code_grow ("initial_action", action.code, (yylsp[0]));
       code_scanner_last_string_free ();
     }
       muscle_code_grow ("initial_action", action.code, (yylsp[0]));
       code_scanner_last_string_free ();
     }

-/* Line 1670 of yacc.c  */
-#line 2219 "src/parse-gram.c"
+#line 2125 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 17:
     break;
 
   case 17:

-/* Line 1670 of yacc.c  */
-#line 334 "src/parse-gram.y"
+#line 324 "src/parse-gram.y" /* yacc.c:1668  */

     { language_argmatch ((yyvsp[0].chars), grammar_prio, (yylsp[-1])); }
     { language_argmatch ((yyvsp[0].chars), grammar_prio, (yylsp[-1])); }

-/* Line 1670 of yacc.c  */
-#line 2227 "src/parse-gram.c"
+#line 2131 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 18:
     break;
 
   case 18:

-/* Line 1670 of yacc.c  */
-#line 335 "src/parse-gram.y"
+#line 325 "src/parse-gram.y" /* yacc.c:1668  */

     { spec_name_prefix = (yyvsp[0].chars); }
     { spec_name_prefix = (yyvsp[0].chars); }

-/* Line 1670 of yacc.c  */
-#line 2235 "src/parse-gram.c"
+#line 2137 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 19:
     break;
 
   case 19:

-/* Line 1670 of yacc.c  */
-#line 336 "src/parse-gram.y"
+#line 326 "src/parse-gram.y" /* yacc.c:1668  */

     { no_lines_flag = true; }
     { no_lines_flag = true; }

-/* Line 1670 of yacc.c  */
-#line 2243 "src/parse-gram.c"
+#line 2143 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 20:
     break;
 
   case 20:

-/* Line 1670 of yacc.c  */
-#line 337 "src/parse-gram.y"
+#line 327 "src/parse-gram.y" /* yacc.c:1668  */

     { nondeterministic_parser = true; }
     { nondeterministic_parser = true; }

-/* Line 1670 of yacc.c  */
-#line 2251 "src/parse-gram.c"
+#line 2149 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 21:
     break;
 
   case 21:

-/* Line 1670 of yacc.c  */
-#line 338 "src/parse-gram.y"
+#line 328 "src/parse-gram.y" /* yacc.c:1668  */

     { spec_outfile = (yyvsp[0].chars); }
     { spec_outfile = (yyvsp[0].chars); }

-/* Line 1670 of yacc.c  */
-#line 2259 "src/parse-gram.c"
+#line 2155 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 22:
     break;
 
   case 22:

-/* Line 1670 of yacc.c  */
-#line 339 "src/parse-gram.y"
+#line 329 "src/parse-gram.y" /* yacc.c:1668  */

     { current_param = (yyvsp[0].param); }
     { current_param = (yyvsp[0].param); }

-/* Line 1670 of yacc.c  */
-#line 2267 "src/parse-gram.c"
+#line 2161 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 23:
     break;
 
   case 23:

-/* Line 1670 of yacc.c  */
-#line 339 "src/parse-gram.y"
+#line 329 "src/parse-gram.y" /* yacc.c:1668  */

     { current_param = param_none; }
     { current_param = param_none; }

-/* Line 1670 of yacc.c  */
-#line 2275 "src/parse-gram.c"
+#line 2167 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 24:
     break;
 
   case 24:

-/* Line 1670 of yacc.c  */
-#line 340 "src/parse-gram.y"
+#line 330 "src/parse-gram.y" /* yacc.c:1668  */

     { version_check (&(yylsp[0]), (yyvsp[0].chars)); }
     { version_check (&(yylsp[0]), (yyvsp[0].chars)); }

-/* Line 1670 of yacc.c  */
-#line 2283 "src/parse-gram.c"
+#line 2173 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 25:
     break;
 
   case 25:

-/* Line 1670 of yacc.c  */
-#line 342 "src/parse-gram.y"
+#line 332 "src/parse-gram.y" /* yacc.c:1668  */

     {
       char const *skeleton_user = (yyvsp[0].chars);
       if (strchr (skeleton_user, '/'))
     {
       char const *skeleton_user = (yyvsp[0].chars);
       if (strchr (skeleton_user, '/'))


@@ -2308,63 +2197,49 @@ yyreduce:
         }
       skeleton_arg (skeleton_user, grammar_prio, (yylsp[-1]));
     }
         }
       skeleton_arg (skeleton_user, grammar_prio, (yylsp[-1]));
     }

-/* Line 1670 of yacc.c  */
-#line 2313 "src/parse-gram.c"
+#line 2201 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 26:
     break;
 
   case 26:

-/* Line 1670 of yacc.c  */
-#line 365 "src/parse-gram.y"
+#line 355 "src/parse-gram.y" /* yacc.c:1668  */

     { token_table_flag = true; }
     { token_table_flag = true; }

-/* Line 1670 of yacc.c  */
-#line 2321 "src/parse-gram.c"
+#line 2207 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 27:
     break;
 
   case 27:

-/* Line 1670 of yacc.c  */
-#line 366 "src/parse-gram.y"
+#line 356 "src/parse-gram.y" /* yacc.c:1668  */

     { report_flag |= report_states; }
     { report_flag |= report_states; }

-/* Line 1670 of yacc.c  */
-#line 2329 "src/parse-gram.c"
+#line 2213 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 28:
     break;
 
   case 28:

-/* Line 1670 of yacc.c  */
-#line 367 "src/parse-gram.y"
+#line 357 "src/parse-gram.y" /* yacc.c:1668  */

     { yacc_flag = true; }
     { yacc_flag = true; }

-/* Line 1670 of yacc.c  */
-#line 2337 "src/parse-gram.c"
+#line 2219 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 30:
     break;
 
   case 30:

-/* Line 1670 of yacc.c  */
-#line 372 "src/parse-gram.y"
+#line 362 "src/parse-gram.y" /* yacc.c:1668  */

     { add_param (current_param, (yyvsp[0].code), (yylsp[0])); }
     { add_param (current_param, (yyvsp[0].code), (yylsp[0])); }

-/* Line 1670 of yacc.c  */
-#line 2345 "src/parse-gram.c"
+#line 2225 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 31:
     break;
 
   case 31:

-/* Line 1670 of yacc.c  */
-#line 373 "src/parse-gram.y"
+#line 363 "src/parse-gram.y" /* yacc.c:1668  */

     { add_param (current_param, (yyvsp[0].code), (yylsp[0])); }
     { add_param (current_param, (yyvsp[0].code), (yylsp[0])); }

-/* Line 1670 of yacc.c  */
-#line 2353 "src/parse-gram.c"
+#line 2231 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 34:
     break;
 
   case 34:

-/* Line 1670 of yacc.c  */
-#line 385 "src/parse-gram.y"
+#line 375 "src/parse-gram.y" /* yacc.c:1668  */

     {
       grammar_start_symbol_set ((yyvsp[0].symbol), (yylsp[0]));
     }
     {
       grammar_start_symbol_set ((yyvsp[0].symbol), (yylsp[0]));
     }

-/* Line 1670 of yacc.c  */
-#line 2363 "src/parse-gram.c"
+#line 2239 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 35:
     break;
 
   case 35:

-/* Line 1670 of yacc.c  */
-#line 389 "src/parse-gram.y"
+#line 379 "src/parse-gram.y" /* yacc.c:1668  */

     {
       code_props code;
       code_props_symbol_action_init (&code, (yyvsp[-1].code), (yylsp[-1]));
     {
       code_props code;
       code_props_symbol_action_init (&code, (yyvsp[-1].code), (yylsp[-1]));


@@ -2376,139 +2251,111 @@ yyreduce:
         symbol_list_free ((yyvsp[0].list));
       }
     }
         symbol_list_free ((yyvsp[0].list));
       }
     }

-/* Line 1670 of yacc.c  */
-#line 2381 "src/parse-gram.c"
+#line 2255 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 36:
     break;
 
   case 36:

-/* Line 1670 of yacc.c  */
-#line 401 "src/parse-gram.y"
+#line 391 "src/parse-gram.y" /* yacc.c:1668  */

     {
       default_prec = true;
     }
     {
       default_prec = true;
     }

-/* Line 1670 of yacc.c  */
-#line 2391 "src/parse-gram.c"
+#line 2263 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 37:
     break;
 
   case 37:

-/* Line 1670 of yacc.c  */
-#line 405 "src/parse-gram.y"
+#line 395 "src/parse-gram.y" /* yacc.c:1668  */

     {
       default_prec = false;
     }
     {
       default_prec = false;
     }

-/* Line 1670 of yacc.c  */
-#line 2401 "src/parse-gram.c"
+#line 2271 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 38:
     break;
 
   case 38:

-/* Line 1670 of yacc.c  */
-#line 409 "src/parse-gram.y"
+#line 399 "src/parse-gram.y" /* yacc.c:1668  */

     {
       /* Do not invoke muscle_percent_code_grow here since it invokes
          muscle_user_name_list_grow.  */
       muscle_code_grow ("percent_code()", (yyvsp[0].chars), (yylsp[0]));
       code_scanner_last_string_free ();
     }
     {
       /* Do not invoke muscle_percent_code_grow here since it invokes
          muscle_user_name_list_grow.  */
       muscle_code_grow ("percent_code()", (yyvsp[0].chars), (yylsp[0]));
       code_scanner_last_string_free ();
     }

-/* Line 1670 of yacc.c  */
-#line 2414 "src/parse-gram.c"
+#line 2282 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 39:
     break;
 
   case 39:

-/* Line 1670 of yacc.c  */
-#line 416 "src/parse-gram.y"
+#line 406 "src/parse-gram.y" /* yacc.c:1668  */

     {
       muscle_percent_code_grow ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars), (yylsp[0]));
       code_scanner_last_string_free ();
     }
     {
       muscle_percent_code_grow ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars), (yylsp[0]));
       code_scanner_last_string_free ();
     }

-/* Line 1670 of yacc.c  */
-#line 2425 "src/parse-gram.c"
+#line 2291 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 40:
     break;
 
   case 40:

-/* Line 1670 of yacc.c  */
-#line 426 "src/parse-gram.y"
+#line 416 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.code_type) = destructor; }
     { (yyval.code_type) = destructor; }

-/* Line 1670 of yacc.c  */
-#line 2433 "src/parse-gram.c"
+#line 2297 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 41:
     break;
 
   case 41:

-/* Line 1670 of yacc.c  */
-#line 427 "src/parse-gram.y"
+#line 417 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.code_type) = printer; }
     { (yyval.code_type) = printer; }

-/* Line 1670 of yacc.c  */
-#line 2441 "src/parse-gram.c"
+#line 2303 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 42:
     break;
 
   case 42:

-/* Line 1670 of yacc.c  */
-#line 437 "src/parse-gram.y"
+#line 427 "src/parse-gram.y" /* yacc.c:1668  */

     {}
     {}

-/* Line 1670 of yacc.c  */
-#line 2449 "src/parse-gram.c"
+#line 2309 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 43:
     break;
 
   case 43:

-/* Line 1670 of yacc.c  */
-#line 438 "src/parse-gram.y"
+#line 428 "src/parse-gram.y" /* yacc.c:1668  */

     { muscle_code_grow ("union_name", (yyvsp[0].uniqstr), (yylsp[0])); }
     { muscle_code_grow ("union_name", (yyvsp[0].uniqstr), (yylsp[0])); }

-/* Line 1670 of yacc.c  */
-#line 2457 "src/parse-gram.c"
+#line 2315 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 44:
     break;
 
   case 44:

-/* Line 1670 of yacc.c  */
-#line 443 "src/parse-gram.y"
+#line 433 "src/parse-gram.y" /* yacc.c:1668  */

     {
       union_seen = true;
     {
       union_seen = true;

-      muscle_code_grow ("stype", (yyvsp[0].chars), (yylsp[0]));
+      muscle_code_grow ("union_members", (yyvsp[0].chars), (yylsp[0]));

       code_scanner_last_string_free ();
     }
       code_scanner_last_string_free ();
     }

-/* Line 1670 of yacc.c  */
-#line 2469 "src/parse-gram.c"
+#line 2325 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 45:
     break;
 
   case 45:

-/* Line 1670 of yacc.c  */
-#line 454 "src/parse-gram.y"
+#line 444 "src/parse-gram.y" /* yacc.c:1668  */

     { current_class = nterm_sym; }
     { current_class = nterm_sym; }

-/* Line 1670 of yacc.c  */
-#line 2477 "src/parse-gram.c"
+#line 2331 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 46:
     break;
 
   case 46:

-/* Line 1670 of yacc.c  */
-#line 455 "src/parse-gram.y"
+#line 445 "src/parse-gram.y" /* yacc.c:1668  */

     {
       current_class = unknown_sym;
       current_type = NULL;
     }
     {
       current_class = unknown_sym;
       current_type = NULL;
     }

-/* Line 1670 of yacc.c  */
-#line 2488 "src/parse-gram.c"
+#line 2340 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 47:
     break;
 
   case 47:

-/* Line 1670 of yacc.c  */
-#line 459 "src/parse-gram.y"
+#line 449 "src/parse-gram.y" /* yacc.c:1668  */

     { current_class = token_sym; }
     { current_class = token_sym; }

-/* Line 1670 of yacc.c  */
-#line 2496 "src/parse-gram.c"
+#line 2346 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 48:
     break;
 
   case 48:

-/* Line 1670 of yacc.c  */
-#line 460 "src/parse-gram.y"
+#line 450 "src/parse-gram.y" /* yacc.c:1668  */

     {
       current_class = unknown_sym;
       current_type = NULL;
     }
     {
       current_class = unknown_sym;
       current_type = NULL;
     }

-/* Line 1670 of yacc.c  */
-#line 2507 "src/parse-gram.c"
+#line 2355 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 49:
     break;
 
   case 49:

-/* Line 1670 of yacc.c  */
-#line 465 "src/parse-gram.y"
+#line 455 "src/parse-gram.y" /* yacc.c:1668  */

     {
       symbol_list *list;
       tag_seen = true;
     {
       symbol_list *list;
       tag_seen = true;


@@ -2516,13 +2363,11 @@ yyreduce:
         symbol_type_set (list->content.sym, (yyvsp[-1].uniqstr), (yylsp[-1]));
       symbol_list_free ((yyvsp[0].list));
     }
         symbol_type_set (list->content.sym, (yyvsp[-1].uniqstr), (yylsp[-1]));
       symbol_list_free ((yyvsp[0].list));
     }

-/* Line 1670 of yacc.c  */
-#line 2521 "src/parse-gram.c"
+#line 2367 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 50:
     break;
 
   case 50:

-/* Line 1670 of yacc.c  */
-#line 476 "src/parse-gram.y"
+#line 466 "src/parse-gram.y" /* yacc.c:1668  */

     {
       symbol_list *list;
       ++current_prec;
     {
       symbol_list *list;
       ++current_prec;


@@ -2534,412 +2379,345 @@ yyreduce:
       symbol_list_free ((yyvsp[0].list));
       current_type = NULL;
     }
       symbol_list_free ((yyvsp[0].list));
       current_type = NULL;
     }

-/* Line 1670 of yacc.c  */
-#line 2539 "src/parse-gram.c"
+#line 2383 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 51:
     break;
 
   case 51:

-/* Line 1670 of yacc.c  */
-#line 490 "src/parse-gram.y"
+#line 480 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.assoc) = left_assoc; }
     { (yyval.assoc) = left_assoc; }

-/* Line 1670 of yacc.c  */
-#line 2547 "src/parse-gram.c"
+#line 2389 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 52:
     break;
 
   case 52:

-/* Line 1670 of yacc.c  */
-#line 491 "src/parse-gram.y"
+#line 481 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.assoc) = right_assoc; }
     { (yyval.assoc) = right_assoc; }

-/* Line 1670 of yacc.c  */
-#line 2555 "src/parse-gram.c"
+#line 2395 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 53:
     break;
 
   case 53:

-/* Line 1670 of yacc.c  */
-#line 492 "src/parse-gram.y"
+#line 482 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.assoc) = non_assoc; }
     { (yyval.assoc) = non_assoc; }

-/* Line 1670 of yacc.c  */
-#line 2563 "src/parse-gram.c"
+#line 2401 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 54:
     break;
 
   case 54:

-/* Line 1670 of yacc.c  */
-#line 493 "src/parse-gram.y"
+#line 483 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.assoc) = precedence_assoc; }
     { (yyval.assoc) = precedence_assoc; }

-/* Line 1670 of yacc.c  */
-#line 2571 "src/parse-gram.c"
+#line 2407 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 55:
     break;
 
   case 55:

-/* Line 1670 of yacc.c  */
-#line 497 "src/parse-gram.y"
+#line 487 "src/parse-gram.y" /* yacc.c:1668  */

     { current_type = NULL; }
     { current_type = NULL; }

-/* Line 1670 of yacc.c  */
-#line 2579 "src/parse-gram.c"
+#line 2413 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 56:
     break;
 
   case 56:

-/* Line 1670 of yacc.c  */
-#line 498 "src/parse-gram.y"
+#line 488 "src/parse-gram.y" /* yacc.c:1668  */

     { current_type = (yyvsp[0].uniqstr); tag_seen = true; }
     { current_type = (yyvsp[0].uniqstr); tag_seen = true; }

-/* Line 1670 of yacc.c  */
-#line 2587 "src/parse-gram.c"
+#line 2419 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 57:
     break;
 
   case 57:

-/* Line 1670 of yacc.c  */
-#line 504 "src/parse-gram.y"
+#line 494 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); }
     { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); }

-/* Line 1670 of yacc.c  */
-#line 2595 "src/parse-gram.c"
+#line 2425 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 58:
     break;
 
   case 58:

-/* Line 1670 of yacc.c  */
-#line 506 "src/parse-gram.y"
-    { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); }
-/* Line 1670 of yacc.c  */
-#line 2603 "src/parse-gram.c"
+#line 496 "src/parse-gram.y" /* yacc.c:1668  */
+    { (yyval.list) = symbol_list_append ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); }
+#line 2431 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 59:
     break;
 
   case 59:

-/* Line 1670 of yacc.c  */
-#line 510 "src/parse-gram.y"
-    { (yyval.symbol) = (yyvsp[0].symbol); }
-/* Line 1670 of yacc.c  */
-#line 2611 "src/parse-gram.c"
+#line 501 "src/parse-gram.y" /* yacc.c:1668  */
+    {
+      (yyval.symbol) = (yyvsp[0].symbol);
+      symbol_class_set ((yyvsp[0].symbol), token_sym, (yylsp[0]), false);
+    }
+#line 2440 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 60:
     break;
 
   case 60:

-/* Line 1670 of yacc.c  */
-#line 511 "src/parse-gram.y"
-    { (yyval.symbol) = (yyvsp[-1].symbol); symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0])); }
-/* Line 1670 of yacc.c  */
-#line 2619 "src/parse-gram.c"
+#line 506 "src/parse-gram.y" /* yacc.c:1668  */
+    {
+      (yyval.symbol) = (yyvsp[-1].symbol);
+      symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0]));
+      symbol_class_set ((yyvsp[-1].symbol), token_sym, (yylsp[-1]), false);
+    }
+#line 2450 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 61:
     break;
 
   case 61:

-/* Line 1670 of yacc.c  */
-#line 517 "src/parse-gram.y"
+#line 516 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); }
     { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); }

-/* Line 1670 of yacc.c  */
-#line 2627 "src/parse-gram.c"
+#line 2456 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 62:
     break;
 
   case 62:

-/* Line 1670 of yacc.c  */
-#line 519 "src/parse-gram.y"
-    { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); }
-/* Line 1670 of yacc.c  */
-#line 2635 "src/parse-gram.c"
+#line 518 "src/parse-gram.y" /* yacc.c:1668  */
+    { (yyval.list) = symbol_list_append ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); }
+#line 2462 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 63:
     break;
 
   case 63:

-/* Line 1670 of yacc.c  */
-#line 523 "src/parse-gram.y"
+#line 522 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.list) = (yyvsp[0].list); }
     { (yyval.list) = (yyvsp[0].list); }

-/* Line 1670 of yacc.c  */
-#line 2643 "src/parse-gram.c"
+#line 2468 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 64:
     break;
 
   case 64:

-/* Line 1670 of yacc.c  */
-#line 524 "src/parse-gram.y"
-    { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), (yyvsp[0].list)); }
-/* Line 1670 of yacc.c  */
-#line 2651 "src/parse-gram.c"
+#line 523 "src/parse-gram.y" /* yacc.c:1668  */
+    { (yyval.list) = symbol_list_append ((yyvsp[-1].list), (yyvsp[0].list)); }
+#line 2474 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 65:
     break;
 
   case 65:

-/* Line 1670 of yacc.c  */
-#line 528 "src/parse-gram.y"
+#line 527 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); }
     { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); }

-/* Line 1670 of yacc.c  */
-#line 2659 "src/parse-gram.c"
+#line 2480 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 66:
     break;
 
   case 66:

-/* Line 1670 of yacc.c  */
-#line 529 "src/parse-gram.y"
+#line 528 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.list) = symbol_list_type_new ((yyvsp[0].uniqstr), (yylsp[0])); }
     { (yyval.list) = symbol_list_type_new ((yyvsp[0].uniqstr), (yylsp[0])); }

-/* Line 1670 of yacc.c  */
-#line 2667 "src/parse-gram.c"
+#line 2486 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 68:
     break;
 
   case 68:

-/* Line 1670 of yacc.c  */
-#line 534 "src/parse-gram.y"
+#line 533 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.uniqstr) = uniqstr_new ("*"); }
     { (yyval.uniqstr) = uniqstr_new ("*"); }

-/* Line 1670 of yacc.c  */
-#line 2675 "src/parse-gram.c"
+#line 2492 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 69:
     break;
 
   case 69:

-/* Line 1670 of yacc.c  */
-#line 535 "src/parse-gram.y"
+#line 534 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.uniqstr) = uniqstr_new (""); }
     { (yyval.uniqstr) = uniqstr_new (""); }

-/* Line 1670 of yacc.c  */
-#line 2683 "src/parse-gram.c"
+#line 2498 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 70:
     break;
 
   case 70:

-/* Line 1670 of yacc.c  */
-#line 541 "src/parse-gram.y"
+#line 540 "src/parse-gram.y" /* yacc.c:1668  */

     {
     {

-       current_type = (yyvsp[0].uniqstr);
-       tag_seen = true;
-     }
-/* Line 1670 of yacc.c  */
-#line 2694 "src/parse-gram.c"
+      current_type = (yyvsp[0].uniqstr);
+      tag_seen = true;
+    }
+#line 2507 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 71:
     break;
 
   case 71:

-/* Line 1670 of yacc.c  */
-#line 546 "src/parse-gram.y"
+#line 545 "src/parse-gram.y" /* yacc.c:1668  */

     {
     {

-       symbol_class_set ((yyvsp[0].symbol), current_class, (yylsp[0]), true);
-       symbol_type_set ((yyvsp[0].symbol), current_type, (yylsp[0]));
-     }
-/* Line 1670 of yacc.c  */
-#line 2705 "src/parse-gram.c"
+      symbol_class_set ((yyvsp[0].symbol), current_class, (yylsp[0]), true);
+      symbol_type_set ((yyvsp[0].symbol), current_type, (yylsp[0]));
+    }
+#line 2516 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 72:
     break;
 
   case 72:

-/* Line 1670 of yacc.c  */
-#line 551 "src/parse-gram.y"
+#line 550 "src/parse-gram.y" /* yacc.c:1668  */

     {
       symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]), true);
       symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1]));
       symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0]));
     }
     {
       symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]), true);
       symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1]));
       symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0]));
     }

-/* Line 1670 of yacc.c  */
-#line 2717 "src/parse-gram.c"
+#line 2526 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 73:
     break;
 
   case 73:

-/* Line 1670 of yacc.c  */
-#line 557 "src/parse-gram.y"
+#line 556 "src/parse-gram.y" /* yacc.c:1668  */

     {
       symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]), true);
       symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1]));
       symbol_make_alias ((yyvsp[-1].symbol), (yyvsp[0].symbol), (yyloc));
     }
     {
       symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]), true);
       symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1]));
       symbol_make_alias ((yyvsp[-1].symbol), (yyvsp[0].symbol), (yyloc));
     }

-/* Line 1670 of yacc.c  */
-#line 2729 "src/parse-gram.c"
+#line 2536 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 74:
     break;
 
   case 74:

-/* Line 1670 of yacc.c  */
-#line 563 "src/parse-gram.y"
+#line 562 "src/parse-gram.y" /* yacc.c:1668  */

     {
       symbol_class_set ((yyvsp[-2].symbol), current_class, (yylsp[-2]), true);
       symbol_type_set ((yyvsp[-2].symbol), current_type, (yylsp[-2]));
       symbol_user_token_number_set ((yyvsp[-2].symbol), (yyvsp[-1].integer), (yylsp[-1]));
       symbol_make_alias ((yyvsp[-2].symbol), (yyvsp[0].symbol), (yyloc));
     }
     {
       symbol_class_set ((yyvsp[-2].symbol), current_class, (yylsp[-2]), true);
       symbol_type_set ((yyvsp[-2].symbol), current_type, (yylsp[-2]));
       symbol_user_token_number_set ((yyvsp[-2].symbol), (yyvsp[-1].integer), (yylsp[-1]));
       symbol_make_alias ((yyvsp[-2].symbol), (yyvsp[0].symbol), (yyloc));
     }

-/* Line 1670 of yacc.c  */
-#line 2742 "src/parse-gram.c"
+#line 2547 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 81:
     break;
 
   case 81:

-/* Line 1670 of yacc.c  */
-#line 593 "src/parse-gram.y"
+#line 592 "src/parse-gram.y" /* yacc.c:1668  */

     {
       yyerrok;
     }
     {
       yyerrok;
     }

-/* Line 1670 of yacc.c  */
-#line 2752 "src/parse-gram.c"
+#line 2555 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 82:
     break;
 
   case 82:

-/* Line 1670 of yacc.c  */
-#line 599 "src/parse-gram.y"
+#line 598 "src/parse-gram.y" /* yacc.c:1668  */

     { current_lhs ((yyvsp[-1].symbol), (yylsp[-1]), (yyvsp[0].named_ref)); }
     { current_lhs ((yyvsp[-1].symbol), (yylsp[-1]), (yyvsp[0].named_ref)); }

-/* Line 1670 of yacc.c  */
-#line 2760 "src/parse-gram.c"
+#line 2561 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 83:
     break;
 
   case 83:

-/* Line 1670 of yacc.c  */
-#line 600 "src/parse-gram.y"
+#line 599 "src/parse-gram.y" /* yacc.c:1668  */

     {
     /* Free the current lhs. */
     current_lhs (0, (yylsp[-3]), 0);
   }
     {
     /* Free the current lhs. */
     current_lhs (0, (yylsp[-3]), 0);
   }

-/* Line 1670 of yacc.c  */
-#line 2771 "src/parse-gram.c"
+#line 2570 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 84:
     break;
 
   case 84:

-/* Line 1670 of yacc.c  */
-#line 607 "src/parse-gram.y"
+#line 606 "src/parse-gram.y" /* yacc.c:1668  */

     { grammar_current_rule_end ((yylsp[0])); }
     { grammar_current_rule_end ((yylsp[0])); }

-/* Line 1670 of yacc.c  */
-#line 2779 "src/parse-gram.c"
+#line 2576 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 85:
     break;
 
   case 85:

-/* Line 1670 of yacc.c  */
-#line 608 "src/parse-gram.y"
+#line 607 "src/parse-gram.y" /* yacc.c:1668  */

     { grammar_current_rule_end ((yylsp[0])); }
     { grammar_current_rule_end ((yylsp[0])); }

-/* Line 1670 of yacc.c  */
-#line 2787 "src/parse-gram.c"
+#line 2582 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 87:
     break;
 
   case 87:

-/* Line 1670 of yacc.c  */
-#line 614 "src/parse-gram.y"
+#line 614 "src/parse-gram.y" /* yacc.c:1668  */

     { grammar_current_rule_begin (current_lhs_symbol, current_lhs_location,
                                   current_lhs_named_ref); }
     { grammar_current_rule_begin (current_lhs_symbol, current_lhs_location,
                                   current_lhs_named_ref); }

-/* Line 1670 of yacc.c  */
-#line 2796 "src/parse-gram.c"
+#line 2589 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 88:
     break;
 
   case 88:

-/* Line 1670 of yacc.c  */
-#line 617 "src/parse-gram.y"
+#line 617 "src/parse-gram.y" /* yacc.c:1668  */

     { grammar_current_rule_symbol_append ((yyvsp[-1].symbol), (yylsp[-1]), (yyvsp[0].named_ref)); }
     { grammar_current_rule_symbol_append ((yyvsp[-1].symbol), (yylsp[-1]), (yyvsp[0].named_ref)); }

-/* Line 1670 of yacc.c  */
-#line 2804 "src/parse-gram.c"
+#line 2595 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 89:
     break;
 
   case 89:

-/* Line 1670 of yacc.c  */
-#line 619 "src/parse-gram.y"
+#line 619 "src/parse-gram.y" /* yacc.c:1668  */

     { grammar_current_rule_action_append ((yyvsp[-1].code), (yylsp[-1]), (yyvsp[0].named_ref), false); }
     { grammar_current_rule_action_append ((yyvsp[-1].code), (yylsp[-1]), (yyvsp[0].named_ref), false); }

-/* Line 1670 of yacc.c  */
-#line 2812 "src/parse-gram.c"
+#line 2601 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 90:
     break;
 
   case 90:

-/* Line 1670 of yacc.c  */
-#line 621 "src/parse-gram.y"
+#line 621 "src/parse-gram.y" /* yacc.c:1668  */

     { grammar_current_rule_action_append ((yyvsp[0].code), (yylsp[0]), NULL, true); }
     { grammar_current_rule_action_append ((yyvsp[0].code), (yylsp[0]), NULL, true); }

-/* Line 1670 of yacc.c  */
-#line 2820 "src/parse-gram.c"
+#line 2607 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 91:
     break;
 
   case 91:

-/* Line 1670 of yacc.c  */
-#line 623 "src/parse-gram.y"
-    { grammar_current_rule_prec_set ((yyvsp[0].symbol), (yylsp[0])); }
-/* Line 1670 of yacc.c  */
-#line 2828 "src/parse-gram.c"
+#line 623 "src/parse-gram.y" /* yacc.c:1668  */
+    { grammar_current_rule_empty_set ((yylsp[0])); }
+#line 2613 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 92:
     break;
 
   case 92:

-/* Line 1670 of yacc.c  */
-#line 625 "src/parse-gram.y"
-    { grammar_current_rule_dprec_set ((yyvsp[0].integer), (yylsp[0])); }
-/* Line 1670 of yacc.c  */
-#line 2836 "src/parse-gram.c"
+#line 625 "src/parse-gram.y" /* yacc.c:1668  */
+    { grammar_current_rule_prec_set ((yyvsp[0].symbol), (yylsp[0])); }
+#line 2619 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 93:
     break;
 
   case 93:

-/* Line 1670 of yacc.c  */
-#line 627 "src/parse-gram.y"
-    { grammar_current_rule_merge_set ((yyvsp[0].uniqstr), (yylsp[0])); }
-/* Line 1670 of yacc.c  */
-#line 2844 "src/parse-gram.c"
+#line 627 "src/parse-gram.y" /* yacc.c:1668  */
+    { grammar_current_rule_dprec_set ((yyvsp[0].integer), (yylsp[0])); }
+#line 2625 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 94:
     break;
 
   case 94:

-/* Line 1670 of yacc.c  */
-#line 631 "src/parse-gram.y"
-    { (yyval.named_ref) = 0; }
-/* Line 1670 of yacc.c  */
-#line 2852 "src/parse-gram.c"
+#line 629 "src/parse-gram.y" /* yacc.c:1668  */
+    { grammar_current_rule_merge_set ((yyvsp[0].uniqstr), (yylsp[0])); }
+#line 2631 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 95:
     break;
 
   case 95:

-/* Line 1670 of yacc.c  */
-#line 633 "src/parse-gram.y"
-    { (yyval.named_ref) = named_ref_new((yyvsp[0].uniqstr), (yylsp[0])); }
-/* Line 1670 of yacc.c  */
-#line 2860 "src/parse-gram.c"
+#line 633 "src/parse-gram.y" /* yacc.c:1668  */
+    { (yyval.named_ref) = 0; }
+#line 2637 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
     break;
 

-  case 97:
-/* Line 1670 of yacc.c  */
-#line 644 "src/parse-gram.y"
-    { (yyval.uniqstr) = uniqstr_new ((yyvsp[0].chars)); }
-/* Line 1670 of yacc.c  */
-#line 2868 "src/parse-gram.c"
+  case 96:
+#line 634 "src/parse-gram.y" /* yacc.c:1668  */
+    { (yyval.named_ref) = named_ref_new((yyvsp[0].uniqstr), (yylsp[0])); }
+#line 2643 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 98:
     break;
 
   case 98:

-/* Line 1670 of yacc.c  */
-#line 649 "src/parse-gram.y"
-    { (yyval.chars) = ""; }
-/* Line 1670 of yacc.c  */
-#line 2876 "src/parse-gram.c"
+#line 645 "src/parse-gram.y" /* yacc.c:1668  */
+    { (yyval.uniqstr) = uniqstr_new ((yyvsp[0].chars)); }
+#line 2649 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 99:
     break;
 
   case 99:

-/* Line 1670 of yacc.c  */
-#line 650 "src/parse-gram.y"
-    { (yyval.chars) = (yyvsp[0].uniqstr); }
-/* Line 1670 of yacc.c  */
-#line 2884 "src/parse-gram.c"
+#line 670 "src/parse-gram.y" /* yacc.c:1668  */
+    { (yyval.value).kind = muscle_keyword; (yyval.value).chars = ""; }
+#line 2655 "src/parse-gram.c" /* yacc.c:1668  */
+    break;
+
+  case 100:
+#line 671 "src/parse-gram.y" /* yacc.c:1668  */
+    { (yyval.value).kind = muscle_keyword; (yyval.value).chars = (yyvsp[0].uniqstr); }
+#line 2661 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
   case 101:
     break;
 
   case 101:

-/* Line 1670 of yacc.c  */
-#line 661 "src/parse-gram.y"
+#line 672 "src/parse-gram.y" /* yacc.c:1668  */
+    { (yyval.value).kind = muscle_string;  (yyval.value).chars = (yyvsp[0].chars); }
+#line 2667 "src/parse-gram.c" /* yacc.c:1668  */
+    break;
+
+  case 102:
+#line 673 "src/parse-gram.y" /* yacc.c:1668  */
+    { (yyval.value).kind = muscle_code;    (yyval.value).chars = (yyvsp[0].chars); }
+#line 2673 "src/parse-gram.c" /* yacc.c:1668  */
+    break;
+
+  case 103:
+#line 683 "src/parse-gram.y" /* yacc.c:1668  */

     {
       code_props plain_code;
     {
       code_props plain_code;

-      (yyvsp[0].code)[strlen ((yyvsp[0].code)) - 1] = '\n';
+      (yyvsp[0].code)[strlen ((yyvsp[0].code)) - 1] = '\0';

       code_props_plain_init (&plain_code, (yyvsp[0].code)+1, (yylsp[0]));
       code_props_translate_code (&plain_code);
       gram_scanner_last_string_free ();
       (yyval.chars) = plain_code.code;
     }
       code_props_plain_init (&plain_code, (yyvsp[0].code)+1, (yylsp[0]));
       code_props_translate_code (&plain_code);
       gram_scanner_last_string_free ();
       (yyval.chars) = plain_code.code;
     }

-/* Line 1670 of yacc.c  */
-#line 2899 "src/parse-gram.c"
+#line 2686 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
     break;
 

-  case 102:
-/* Line 1670 of yacc.c  */
-#line 681 "src/parse-gram.y"
+  case 104:
+#line 703 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); }
     { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); }

-/* Line 1670 of yacc.c  */
-#line 2907 "src/parse-gram.c"
+#line 2692 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
     break;
 

-  case 103:
-/* Line 1670 of yacc.c  */
-#line 683 "src/parse-gram.y"
+  case 105:
+#line 705 "src/parse-gram.y" /* yacc.c:1668  */

     {
       (yyval.symbol) = symbol_get (char_name ((yyvsp[0].character)), (yylsp[0]));
       symbol_class_set ((yyval.symbol), token_sym, (yylsp[0]), false);
       symbol_user_token_number_set ((yyval.symbol), (yyvsp[0].character), (yylsp[0]));
     }
     {
       (yyval.symbol) = symbol_get (char_name ((yyvsp[0].character)), (yylsp[0]));
       symbol_class_set ((yyval.symbol), token_sym, (yylsp[0]), false);
       symbol_user_token_number_set ((yyval.symbol), (yyvsp[0].character), (yylsp[0]));
     }

-/* Line 1670 of yacc.c  */
-#line 2919 "src/parse-gram.c"
+#line 2702 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
     break;
 

-  case 104:
-/* Line 1670 of yacc.c  */
-#line 691 "src/parse-gram.y"
+  case 106:
+#line 713 "src/parse-gram.y" /* yacc.c:1668  */

     { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); }
     { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); }

-/* Line 1670 of yacc.c  */
-#line 2927 "src/parse-gram.c"
+#line 2708 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
     break;
 

-  case 107:
-/* Line 1670 of yacc.c  */
-#line 703 "src/parse-gram.y"
+  case 109:
+#line 725 "src/parse-gram.y" /* yacc.c:1668  */

     {
       (yyval.symbol) = symbol_get (quotearg_style (c_quoting_style, (yyvsp[0].chars)), (yylsp[0]));
       symbol_class_set ((yyval.symbol), token_sym, (yylsp[0]), false);
     }
     {
       (yyval.symbol) = symbol_get (quotearg_style (c_quoting_style, (yyvsp[0].chars)), (yylsp[0]));
       symbol_class_set ((yyval.symbol), token_sym, (yylsp[0]), false);
     }

-/* Line 1670 of yacc.c  */
-#line 2938 "src/parse-gram.c"
+#line 2717 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
     break;
 

-  case 109:
-/* Line 1670 of yacc.c  */
-#line 712 "src/parse-gram.y"
+  case 111:
+#line 734 "src/parse-gram.y" /* yacc.c:1668  */

     {
       code_props plain_code;
       code_props_plain_init (&plain_code, (yyvsp[0].chars), (yylsp[0]));
     {
       code_props plain_code;
       code_props_plain_init (&plain_code, (yyvsp[0].chars), (yylsp[0]));


@@ -2948,13 +2726,11 @@ yyreduce:
       muscle_code_grow ("epilogue", plain_code.code, (yylsp[0]));
       code_scanner_last_string_free ();
     }
       muscle_code_grow ("epilogue", plain_code.code, (yylsp[0]));
       code_scanner_last_string_free ();
     }

-/* Line 1670 of yacc.c  */
-#line 2953 "src/parse-gram.c"
+#line 2730 "src/parse-gram.c" /* yacc.c:1668  */

     break;
 
 
     break;
 
 

-/* Line 1670 of yacc.c  */
-#line 2958 "src/parse-gram.c"
+#line 2734 "src/parse-gram.c" /* yacc.c:1668  */

         default: break;
       }
     if (yychar_backup != yychar)
         default: break;
       }
     if (yychar_backup != yychar)


@@ -2980,7 +2756,7 @@ yyreduce:
   *++yyvsp = yyval;
   *++yylsp = yyloc;
 
   *++yyvsp = yyval;
   *++yylsp = yyloc;
 

-  /* Now `shift' the result of the reduction.  Determine what state
+  /* Now 'shift' the result of the reduction.  Determine what state

      that goes to, based on the state we popped back to and the rule
      number reduced by.  */
 
      that goes to, based on the state we popped back to and the rule
      number reduced by.  */
 


@@ -3008,7 +2784,7 @@ yyerrlab:
     {
       ++yynerrs;
 #if ! YYERROR_VERBOSE
     {
       ++yynerrs;
 #if ! YYERROR_VERBOSE

-      yyerror (YY_("syntax error"));
+      yyerror (&yylloc, YY_("syntax error"));

 #else
 # define YYSYNTAX_ERROR yysyntax_error (&yymsg_alloc, &yymsg, \
                                         yyesa, &yyes, &yyes_capacity, \
 #else
 # define YYSYNTAX_ERROR yysyntax_error (&yymsg_alloc, &yymsg, \
                                         yyesa, &yyes, &yyes_capacity, \


@@ -3038,7 +2814,7 @@ yyerrlab:
                 yymsgp = yymsg;
               }
           }
                 yymsgp = yymsg;
               }
           }

-        yyerror (yymsgp);
+        yyerror (&yylloc, yymsgp);

         if (yysyntax_error_status == 2)
           goto yyexhaustedlab;
       }
         if (yysyntax_error_status == 2)
           goto yyexhaustedlab;
       }


@@ -3084,7 +2860,7 @@ yyerrorlab:
      goto yyerrorlab;
 
   yyerror_range[1] = yylsp[1-yylen];
      goto yyerrorlab;
 
   yyerror_range[1] = yylsp[1-yylen];

-  /* Do not reclaim the symbols of the rule which action triggered
+  /* Do not reclaim the symbols of the rule whose action triggered

      this YYERROR.  */
   YYPOPSTACK (yylen);
   yylen = 0;
      this YYERROR.  */
   YYPOPSTACK (yylen);
   yylen = 0;


@@ -3165,7 +2941,7 @@ yyabortlab:
 | yyexhaustedlab -- memory exhaustion comes here.  |
 `-------------------------------------------------*/
 yyexhaustedlab:
 | yyexhaustedlab -- memory exhaustion comes here.  |
 `-------------------------------------------------*/
 yyexhaustedlab:

-  yyerror (YY_("memory exhausted"));
+  yyerror (&yylloc, YY_("memory exhausted"));

   yyresult = 2;
   /* Fall through.  */
 #endif
   yyresult = 2;
   /* Fall through.  */
 #endif


@@ -3179,7 +2955,7 @@ yyreturn:
       yydestruct ("Cleanup: discarding lookahead",
                   yytoken, &yylval, &yylloc);
     }
       yydestruct ("Cleanup: discarding lookahead",
                   yytoken, &yylval, &yylloc);
     }

-  /* Do not reclaim the symbols of the rule which action triggered
+  /* Do not reclaim the symbols of the rule whose action triggered

      this YYABORT or YYACCEPT.  */
   YYPOPSTACK (yylen);
   YY_STACK_PRINT (yyss, yyssp);
      this YYABORT or YYACCEPT.  */
   YYPOPSTACK (yylen);
   YY_STACK_PRINT (yyss, yyssp);


@@ -3201,8 +2977,7 @@ yyreturn:
 #endif
   return yyresult;
 }
 #endif
   return yyresult;
 }

-/* Line 1930 of yacc.c  */
-#line 722 "src/parse-gram.y"
+#line 744 "src/parse-gram.y" /* yacc.c:1928  */

 
 
 /* Return the location of the left-hand side of a rule whose
 
 
 /* Return the location of the left-hand side of a rule whose