From f9d52903f176fbcf07edf8102cdb69f4744b2ddb Mon Sep 17 00:00:00 2001
From: "Joel E. Denny" <joeldenny@joeldenny.org>
Date: Sun, 13 Mar 2011 18:03:59 -0400
Subject: * src/parse-gram.c, src/parse-gram.h: Regenerate.

---
 ChangeLog        |   4 +
 src/parse-gram.c | 518 +++++++++++++++++++++++++++++--------------------------
 src/parse-gram.h |   8 +-
 3 files changed, 281 insertions(+), 249 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index a3d12021..9aab950c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2011-03-13  Joel E. Denny  <joeldenny@joeldenny.org>
+
+	* src/parse-gram.c, src/parse-gram.h: Regenerate.
+
 2011-03-09  Akim Demaille  <akim@lrde.epita.fr>
 
 	named references: fix double free.
diff --git a/src/parse-gram.c b/src/parse-gram.c
index bd3c167c..6a0c2172 100644
--- a/src/parse-gram.c
+++ b/src/parse-gram.c
@@ -1,4 +1,4 @@
-/* A Bison parser, made by GNU Bison 2.4.557-bf3e4.  */
+/* A Bison parser, made by GNU Bison 2.4.579-a4d1b.  */
 
 /* Bison implementation for Yacc-like parsers in C
 
@@ -44,7 +44,7 @@
 #define YYBISON 1
 
 /* Bison version.  */
-#define YYBISON_VERSION "2.4.557-bf3e4"
+#define YYBISON_VERSION "2.4.579-a4d1b"
 
 /* Skeleton name.  */
 #define YYSKELETON_NAME "yacc.c"
@@ -149,7 +149,7 @@ static char const *char_name (char);
 
 /* "%code requires" blocks.  */
 /* Line 289 of yacc.c  */
-#line 202 "src/parse-gram.y"
+#line 220 "src/parse-gram.y"
 
 # ifndef PARAM_TYPE
 #  define PARAM_TYPE
@@ -293,7 +293,7 @@ static char const *char_name (char);
 typedef union YYSTYPE
 {
 /* Line 294 of yacc.c  */
-#line 88 "src/parse-gram.y"
+#line 106 "src/parse-gram.y"
 
   assoc assoc;
   char *code;
@@ -306,7 +306,7 @@ typedef union YYSTYPE
   unsigned char character;
 
 /* Line 294 of yacc.c  */
-#line 226 "src/parse-gram.y"
+#line 244 "src/parse-gram.y"
 
   param_type param;
 
@@ -344,17 +344,35 @@ typedef struct YYLTYPE
   static int current_prec = 0;
   static location current_lhs_location;
   static named_ref *current_lhs_named_ref;
-  static symbol *current_lhs;
+  static symbol *current_lhs_symbol;
   static symbol_class current_class = unknown_sym;
   static uniqstr current_type = NULL;
 
+  /** Set the new current left-hand side symbol, possibly common
+   * to several right-hand side parts of rule.
+   */
+  static
+  void
+  current_lhs(symbol *sym, location loc, named_ref *ref)
+  {
+    current_lhs_symbol = sym;
+    current_lhs_location = loc;
+    /* In order to simplify memory management, named references for lhs
+       are always assigned by deep copy into the current symbol_list
+       node.  This is because a single named-ref in the grammar may
+       result in several uses when the user factors lhs between several
+       rules using "|".  Therefore free the parser's original copy.  */
+    free (current_lhs_named_ref);
+    current_lhs_named_ref = ref;
+  }
+
   #define YYTYPE_INT16 int_fast16_t
   #define YYTYPE_INT8 int_fast8_t
   #define YYTYPE_UINT16 uint_fast16_t
   #define YYTYPE_UINT8 uint_fast8_t
 
 /* Line 345 of yacc.c  */
-#line 215 "src/parse-gram.y"
+#line 233 "src/parse-gram.y"
 
   /** Add a lex-param and/or a parse-param.
    *
@@ -367,7 +385,7 @@ typedef struct YYLTYPE
 
 
 /* Line 345 of yacc.c  */
-#line 371 "src/parse-gram.c"
+#line 389 "src/parse-gram.c"
 
 #ifdef short
 # undef short
@@ -626,18 +644,18 @@ static const yytype_uint8 yytranslate[] =
   /* YYRLINEYYN -- Source line where rule number YYN was defined.    */
 static const yytype_uint16 yyrline[] =
 {
-       0,   251,   251,   259,   261,   265,   266,   276,   280,   285,
-     286,   291,   296,   297,   298,   299,   300,   305,   314,   315,
-     316,   317,   318,   319,   320,   321,   321,   322,   323,   347,
-     348,   349,   350,   354,   355,   364,   365,   366,   370,   377,
-     384,   388,   392,   399,   414,   415,   419,   431,   431,   436,
-     436,   441,   452,   467,   468,   469,   470,   474,   475,   480,
-     482,   487,   488,   493,   495,   500,   501,   505,   506,   507,
-     508,   513,   518,   523,   529,   535,   546,   547,   556,   557,
-     563,   564,   565,   572,   572,   577,   578,   579,   584,   586,
-     588,   590,   592,   594,   596,   601,   603,   613,   614,   619,
-     620,   621,   630,   650,   652,   661,   666,   667,   672,   679,
-     681
+       0,   269,   269,   277,   279,   283,   284,   294,   298,   303,
+     304,   309,   314,   315,   316,   317,   318,   323,   332,   333,
+     334,   335,   336,   337,   338,   339,   339,   340,   341,   365,
+     366,   367,   368,   372,   373,   382,   383,   384,   388,   395,
+     402,   406,   410,   417,   432,   433,   437,   449,   449,   454,
+     454,   459,   470,   485,   486,   487,   488,   492,   493,   498,
+     500,   505,   506,   511,   513,   518,   519,   523,   524,   525,
+     526,   531,   536,   541,   547,   553,   564,   565,   574,   575,
+     581,   582,   583,   590,   590,   598,   599,   600,   605,   607,
+     609,   611,   613,   615,   617,   622,   624,   634,   635,   640,
+     641,   642,   651,   671,   673,   682,   687,   688,   693,   700,
+     702
 };
 #endif
 
@@ -1014,106 +1032,106 @@ yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp)
             case 3: // "string"
 
 /* Line 751 of yacc.c  */
-#line 175 "src/parse-gram.y"
+#line 193 "src/parse-gram.y"
         { fputs (quotearg_style (c_quoting_style, ((*yyvaluep).chars)), stderr); }
 /* Line 751 of yacc.c  */
-#line 1021 "src/parse-gram.c"
+#line 1039 "src/parse-gram.c"
         break;
 
             case 4: // "integer"
 
 /* Line 751 of yacc.c  */
-#line 188 "src/parse-gram.y"
+#line 206 "src/parse-gram.y"
         { fprintf (stderr, "%d", ((*yyvaluep).integer)); }
 /* Line 751 of yacc.c  */
-#line 1030 "src/parse-gram.c"
+#line 1048 "src/parse-gram.c"
         break;
 
             case 24: // "%<flag>"
 
 /* Line 751 of yacc.c  */
-#line 184 "src/parse-gram.y"
+#line 202 "src/parse-gram.y"
         { fprintf (stderr, "%%%s", ((*yyvaluep).uniqstr)); }
 /* Line 751 of yacc.c  */
-#line 1039 "src/parse-gram.c"
+#line 1057 "src/parse-gram.c"
         break;
 
             case 40: // "{...}"
 
 /* Line 751 of yacc.c  */
-#line 177 "src/parse-gram.y"
+#line 195 "src/parse-gram.y"
         { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).code)); }
 /* Line 751 of yacc.c  */
-#line 1048 "src/parse-gram.c"
+#line 1066 "src/parse-gram.c"
         break;
 
             case 42: // "[identifier]"
 
 /* Line 751 of yacc.c  */
-#line 182 "src/parse-gram.y"
+#line 200 "src/parse-gram.y"
         { fprintf (stderr, "[%s]", ((*yyvaluep).uniqstr)); }
 /* Line 751 of yacc.c  */
-#line 1057 "src/parse-gram.c"
+#line 1075 "src/parse-gram.c"
         break;
 
             case 43: // "char"
 
 /* Line 751 of yacc.c  */
-#line 169 "src/parse-gram.y"
+#line 187 "src/parse-gram.y"
         { fputs (char_name (((*yyvaluep).character)), stderr); }
 /* Line 751 of yacc.c  */
-#line 1066 "src/parse-gram.c"
+#line 1084 "src/parse-gram.c"
         break;
 
             case 44: // "epilogue"
 
 /* Line 751 of yacc.c  */
-#line 177 "src/parse-gram.y"
+#line 195 "src/parse-gram.y"
         { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); }
 /* Line 751 of yacc.c  */
-#line 1075 "src/parse-gram.c"
+#line 1093 "src/parse-gram.c"
         break;
 
             case 46: // "identifier"
 
 /* Line 751 of yacc.c  */
-#line 181 "src/parse-gram.y"
+#line 199 "src/parse-gram.y"
         { fputs (((*yyvaluep).uniqstr), stderr); }
 /* Line 751 of yacc.c  */
-#line 1084 "src/parse-gram.c"
+#line 1102 "src/parse-gram.c"
         break;
 
             case 47: // "identifier:"
 
 /* Line 751 of yacc.c  */
-#line 183 "src/parse-gram.y"
+#line 201 "src/parse-gram.y"
         { fprintf (stderr, "%s:", ((*yyvaluep).uniqstr)); }
 /* Line 751 of yacc.c  */
-#line 1093 "src/parse-gram.c"
+#line 1111 "src/parse-gram.c"
         break;
 
             case 50: // "%{...%}"
 
 /* Line 751 of yacc.c  */
-#line 177 "src/parse-gram.y"
+#line 195 "src/parse-gram.y"
         { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); }
 /* Line 751 of yacc.c  */
-#line 1102 "src/parse-gram.c"
+#line 1120 "src/parse-gram.c"
         break;
 
             case 52: // "<tag>"
 
 /* Line 751 of yacc.c  */
-#line 185 "src/parse-gram.y"
+#line 203 "src/parse-gram.y"
         { fprintf (stderr, "<%s>", ((*yyvaluep).uniqstr)); }
 /* Line 751 of yacc.c  */
-#line 1111 "src/parse-gram.c"
+#line 1129 "src/parse-gram.c"
         break;
 
             case 55: // "%param"
 
 /* Line 751 of yacc.c  */
-#line 231 "src/parse-gram.y"
+#line 249 "src/parse-gram.y"
         {
   switch (((*yyvaluep).param))
     {
@@ -1127,79 +1145,79 @@ yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp)
     }
 }
 /* Line 751 of yacc.c  */
-#line 1131 "src/parse-gram.c"
+#line 1149 "src/parse-gram.c"
         break;
 
             case 72: // symbol.prec
 
 /* Line 751 of yacc.c  */
-#line 191 "src/parse-gram.y"
+#line 209 "src/parse-gram.y"
         { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); }
 /* Line 751 of yacc.c  */
-#line 1140 "src/parse-gram.c"
+#line 1158 "src/parse-gram.c"
         break;
 
             case 85: // variable
 
 /* Line 751 of yacc.c  */
-#line 181 "src/parse-gram.y"
+#line 199 "src/parse-gram.y"
         { fputs (((*yyvaluep).uniqstr), stderr); }
 /* Line 751 of yacc.c  */
-#line 1149 "src/parse-gram.c"
+#line 1167 "src/parse-gram.c"
         break;
 
             case 86: // content.opt
 
 /* Line 751 of yacc.c  */
-#line 177 "src/parse-gram.y"
+#line 195 "src/parse-gram.y"
         { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); }
 /* Line 751 of yacc.c  */
-#line 1158 "src/parse-gram.c"
+#line 1176 "src/parse-gram.c"
         break;
 
             case 87: // braceless
 
 /* Line 751 of yacc.c  */
-#line 177 "src/parse-gram.y"
+#line 195 "src/parse-gram.y"
         { fprintf (stderr, "{\n%s\n}", ((*yyvaluep).chars)); }
 /* Line 751 of yacc.c  */
-#line 1167 "src/parse-gram.c"
+#line 1185 "src/parse-gram.c"
         break;
 
             case 88: // id
 
 /* Line 751 of yacc.c  */
-#line 191 "src/parse-gram.y"
+#line 209 "src/parse-gram.y"
         { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); }
 /* Line 751 of yacc.c  */
-#line 1176 "src/parse-gram.c"
+#line 1194 "src/parse-gram.c"
         break;
 
             case 89: // id_colon
 
 /* Line 751 of yacc.c  */
-#line 192 "src/parse-gram.y"
+#line 210 "src/parse-gram.y"
         { fprintf (stderr, "%s:", ((*yyvaluep).symbol)->tag); }
 /* Line 751 of yacc.c  */
-#line 1185 "src/parse-gram.c"
+#line 1203 "src/parse-gram.c"
         break;
 
             case 90: // symbol
 
 /* Line 751 of yacc.c  */
-#line 191 "src/parse-gram.y"
+#line 209 "src/parse-gram.y"
         { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); }
 /* Line 751 of yacc.c  */
-#line 1194 "src/parse-gram.c"
+#line 1212 "src/parse-gram.c"
         break;
 
             case 91: // string_as_id
 
 /* Line 751 of yacc.c  */
-#line 191 "src/parse-gram.y"
+#line 209 "src/parse-gram.y"
         { fprintf (stderr, "%s", ((*yyvaluep).symbol)->tag); }
 /* Line 751 of yacc.c  */
-#line 1203 "src/parse-gram.c"
+#line 1221 "src/parse-gram.c"
         break;
 
       default:
@@ -1994,7 +2012,7 @@ YYLTYPE yylloc;
 
 /* User initialization code.  */
 /* Line 1524 of yacc.c  */
-#line 80 "src/parse-gram.y"
+#line 98 "src/parse-gram.y"
 {
   /* Bison's grammar can initial empty locations, hence a default
      location is needed. */
@@ -2002,7 +2020,7 @@ YYLTYPE yylloc;
   boundary_set (&yylloc.end, current_file, 1, 1);
 }
 /* Line 1524 of yacc.c  */
-#line 2006 "src/parse-gram.c"
+#line 2024 "src/parse-gram.c"
   yylsp[0] = yylloc;
 
   goto yysetstate;
@@ -2196,7 +2214,7 @@ yyreduce:
       {
           case 6:
 /* Line 1740 of yacc.c  */
-#line 267 "src/parse-gram.y"
+#line 285 "src/parse-gram.y"
     {
       code_props plain_code;
       code_props_plain_init (&plain_code, (yyvsp[0].chars), (yylsp[0]));
@@ -2207,106 +2225,106 @@ yyreduce:
       code_scanner_last_string_free ();
     }
 /* Line 1740 of yacc.c  */
-#line 2211 "src/parse-gram.c"
+#line 2229 "src/parse-gram.c"
     break;
 
   case 7:
 /* Line 1740 of yacc.c  */
-#line 277 "src/parse-gram.y"
+#line 295 "src/parse-gram.y"
     {
       muscle_percent_define_ensure ((yyvsp[0].uniqstr), (yylsp[0]), true);
     }
 /* Line 1740 of yacc.c  */
-#line 2221 "src/parse-gram.c"
+#line 2239 "src/parse-gram.c"
     break;
 
   case 8:
 /* Line 1740 of yacc.c  */
-#line 281 "src/parse-gram.y"
+#line 299 "src/parse-gram.y"
     {
       muscle_percent_define_insert ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars),
                                     MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE);
     }
 /* Line 1740 of yacc.c  */
-#line 2232 "src/parse-gram.c"
+#line 2250 "src/parse-gram.c"
     break;
 
   case 9:
 /* Line 1740 of yacc.c  */
-#line 285 "src/parse-gram.y"
+#line 303 "src/parse-gram.y"
     { defines_flag = true; }
 /* Line 1740 of yacc.c  */
-#line 2240 "src/parse-gram.c"
+#line 2258 "src/parse-gram.c"
     break;
 
   case 10:
 /* Line 1740 of yacc.c  */
-#line 287 "src/parse-gram.y"
+#line 305 "src/parse-gram.y"
     {
       defines_flag = true;
       spec_defines_file = xstrdup ((yyvsp[0].chars));
     }
 /* Line 1740 of yacc.c  */
-#line 2251 "src/parse-gram.c"
+#line 2269 "src/parse-gram.c"
     break;
 
   case 11:
 /* Line 1740 of yacc.c  */
-#line 292 "src/parse-gram.y"
+#line 310 "src/parse-gram.y"
     {
       muscle_percent_define_insert ("parse.error", (yylsp[0]), "verbose",
                                     MUSCLE_PERCENT_DEFINE_GRAMMAR_FILE);
     }
 /* Line 1740 of yacc.c  */
-#line 2262 "src/parse-gram.c"
+#line 2280 "src/parse-gram.c"
     break;
 
   case 12:
 /* Line 1740 of yacc.c  */
-#line 296 "src/parse-gram.y"
+#line 314 "src/parse-gram.y"
     { expected_sr_conflicts = (yyvsp[0].integer); }
 /* Line 1740 of yacc.c  */
-#line 2270 "src/parse-gram.c"
+#line 2288 "src/parse-gram.c"
     break;
 
   case 13:
 /* Line 1740 of yacc.c  */
-#line 297 "src/parse-gram.y"
+#line 315 "src/parse-gram.y"
     { expected_rr_conflicts = (yyvsp[0].integer); }
 /* Line 1740 of yacc.c  */
-#line 2278 "src/parse-gram.c"
+#line 2296 "src/parse-gram.c"
     break;
 
   case 14:
 /* Line 1740 of yacc.c  */
-#line 298 "src/parse-gram.y"
+#line 316 "src/parse-gram.y"
     { spec_file_prefix = (yyvsp[0].chars); }
 /* Line 1740 of yacc.c  */
-#line 2286 "src/parse-gram.c"
+#line 2304 "src/parse-gram.c"
     break;
 
   case 15:
 /* Line 1740 of yacc.c  */
-#line 299 "src/parse-gram.y"
+#line 317 "src/parse-gram.y"
     { spec_file_prefix = (yyvsp[0].chars); }
 /* Line 1740 of yacc.c  */
-#line 2294 "src/parse-gram.c"
+#line 2312 "src/parse-gram.c"
     break;
 
   case 16:
 /* Line 1740 of yacc.c  */
-#line 301 "src/parse-gram.y"
+#line 319 "src/parse-gram.y"
     {
       nondeterministic_parser = true;
       glr_parser = true;
     }
 /* Line 1740 of yacc.c  */
-#line 2305 "src/parse-gram.c"
+#line 2323 "src/parse-gram.c"
     break;
 
   case 17:
 /* Line 1740 of yacc.c  */
-#line 306 "src/parse-gram.y"
+#line 324 "src/parse-gram.y"
     {
       code_props action;
       code_props_symbol_action_init (&action, (yyvsp[0].code), (yylsp[0]));
@@ -2316,92 +2334,92 @@ yyreduce:
       code_scanner_last_string_free ();
     }
 /* Line 1740 of yacc.c  */
-#line 2320 "src/parse-gram.c"
+#line 2338 "src/parse-gram.c"
     break;
 
   case 18:
 /* Line 1740 of yacc.c  */
-#line 314 "src/parse-gram.y"
+#line 332 "src/parse-gram.y"
     { language_argmatch ((yyvsp[0].chars), grammar_prio, (yylsp[-1])); }
 /* Line 1740 of yacc.c  */
-#line 2328 "src/parse-gram.c"
+#line 2346 "src/parse-gram.c"
     break;
 
   case 19:
 /* Line 1740 of yacc.c  */
-#line 315 "src/parse-gram.y"
+#line 333 "src/parse-gram.y"
     { spec_name_prefix = (yyvsp[0].chars); }
 /* Line 1740 of yacc.c  */
-#line 2336 "src/parse-gram.c"
+#line 2354 "src/parse-gram.c"
     break;
 
   case 20:
 /* Line 1740 of yacc.c  */
-#line 316 "src/parse-gram.y"
+#line 334 "src/parse-gram.y"
     { spec_name_prefix = (yyvsp[0].chars); }
 /* Line 1740 of yacc.c  */
-#line 2344 "src/parse-gram.c"
+#line 2362 "src/parse-gram.c"
     break;
 
   case 21:
 /* Line 1740 of yacc.c  */
-#line 317 "src/parse-gram.y"
+#line 335 "src/parse-gram.y"
     { no_lines_flag = true; }
 /* Line 1740 of yacc.c  */
-#line 2352 "src/parse-gram.c"
+#line 2370 "src/parse-gram.c"
     break;
 
   case 22:
 /* Line 1740 of yacc.c  */
-#line 318 "src/parse-gram.y"
+#line 336 "src/parse-gram.y"
     { nondeterministic_parser = true; }
 /* Line 1740 of yacc.c  */
-#line 2360 "src/parse-gram.c"
+#line 2378 "src/parse-gram.c"
     break;
 
   case 23:
 /* Line 1740 of yacc.c  */
-#line 319 "src/parse-gram.y"
+#line 337 "src/parse-gram.y"
     { spec_outfile = (yyvsp[0].chars); }
 /* Line 1740 of yacc.c  */
-#line 2368 "src/parse-gram.c"
+#line 2386 "src/parse-gram.c"
     break;
 
   case 24:
 /* Line 1740 of yacc.c  */
-#line 320 "src/parse-gram.y"
+#line 338 "src/parse-gram.y"
     { spec_outfile = (yyvsp[0].chars); }
 /* Line 1740 of yacc.c  */
-#line 2376 "src/parse-gram.c"
+#line 2394 "src/parse-gram.c"
     break;
 
   case 25:
 /* Line 1740 of yacc.c  */
-#line 321 "src/parse-gram.y"
+#line 339 "src/parse-gram.y"
     { current_param = (yyvsp[0].param); }
 /* Line 1740 of yacc.c  */
-#line 2384 "src/parse-gram.c"
+#line 2402 "src/parse-gram.c"
     break;
 
   case 26:
 /* Line 1740 of yacc.c  */
-#line 321 "src/parse-gram.y"
+#line 339 "src/parse-gram.y"
     { current_param = param_none; }
 /* Line 1740 of yacc.c  */
-#line 2392 "src/parse-gram.c"
+#line 2410 "src/parse-gram.c"
     break;
 
   case 27:
 /* Line 1740 of yacc.c  */
-#line 322 "src/parse-gram.y"
+#line 340 "src/parse-gram.y"
     { version_check (&(yylsp[0]), (yyvsp[0].chars)); }
 /* Line 1740 of yacc.c  */
-#line 2400 "src/parse-gram.c"
+#line 2418 "src/parse-gram.c"
     break;
 
   case 28:
 /* Line 1740 of yacc.c  */
-#line 324 "src/parse-gram.y"
+#line 342 "src/parse-gram.y"
     {
       char const *skeleton_user = (yyvsp[0].chars);
       if (strchr (skeleton_user, '/'))
@@ -2426,62 +2444,62 @@ yyreduce:
       skeleton_arg (skeleton_user, grammar_prio, (yylsp[-1]));
     }
 /* Line 1740 of yacc.c  */
-#line 2430 "src/parse-gram.c"
+#line 2448 "src/parse-gram.c"
     break;
 
   case 29:
 /* Line 1740 of yacc.c  */
-#line 347 "src/parse-gram.y"
+#line 365 "src/parse-gram.y"
     { token_table_flag = true; }
 /* Line 1740 of yacc.c  */
-#line 2438 "src/parse-gram.c"
+#line 2456 "src/parse-gram.c"
     break;
 
   case 30:
 /* Line 1740 of yacc.c  */
-#line 348 "src/parse-gram.y"
+#line 366 "src/parse-gram.y"
     { report_flag |= report_states; }
 /* Line 1740 of yacc.c  */
-#line 2446 "src/parse-gram.c"
+#line 2464 "src/parse-gram.c"
     break;
 
   case 31:
 /* Line 1740 of yacc.c  */
-#line 349 "src/parse-gram.y"
+#line 367 "src/parse-gram.y"
     { yacc_flag = true; }
 /* Line 1740 of yacc.c  */
-#line 2454 "src/parse-gram.c"
+#line 2472 "src/parse-gram.c"
     break;
 
   case 33:
 /* Line 1740 of yacc.c  */
-#line 354 "src/parse-gram.y"
+#line 372 "src/parse-gram.y"
     { add_param (current_param, (yyvsp[0].code), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2462 "src/parse-gram.c"
+#line 2480 "src/parse-gram.c"
     break;
 
   case 34:
 /* Line 1740 of yacc.c  */
-#line 355 "src/parse-gram.y"
+#line 373 "src/parse-gram.y"
     { add_param (current_param, (yyvsp[0].code), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2470 "src/parse-gram.c"
+#line 2488 "src/parse-gram.c"
     break;
 
   case 37:
 /* Line 1740 of yacc.c  */
-#line 367 "src/parse-gram.y"
+#line 385 "src/parse-gram.y"
     {
       grammar_start_symbol_set ((yyvsp[0].symbol), (yylsp[0]));
     }
 /* Line 1740 of yacc.c  */
-#line 2480 "src/parse-gram.c"
+#line 2498 "src/parse-gram.c"
     break;
 
   case 38:
 /* Line 1740 of yacc.c  */
-#line 371 "src/parse-gram.y"
+#line 389 "src/parse-gram.y"
     {
       symbol_list *list;
       for (list = (yyvsp[0].list); list; list = list->next)
@@ -2489,12 +2507,12 @@ yyreduce:
       symbol_list_free ((yyvsp[0].list));
     }
 /* Line 1740 of yacc.c  */
-#line 2493 "src/parse-gram.c"
+#line 2511 "src/parse-gram.c"
     break;
 
   case 39:
 /* Line 1740 of yacc.c  */
-#line 378 "src/parse-gram.y"
+#line 396 "src/parse-gram.y"
     {
       symbol_list *list;
       for (list = (yyvsp[0].list); list; list = list->next)
@@ -2502,32 +2520,32 @@ yyreduce:
       symbol_list_free ((yyvsp[0].list));
     }
 /* Line 1740 of yacc.c  */
-#line 2506 "src/parse-gram.c"
+#line 2524 "src/parse-gram.c"
     break;
 
   case 40:
 /* Line 1740 of yacc.c  */
-#line 385 "src/parse-gram.y"
+#line 403 "src/parse-gram.y"
     {
       default_prec = true;
     }
 /* Line 1740 of yacc.c  */
-#line 2516 "src/parse-gram.c"
+#line 2534 "src/parse-gram.c"
     break;
 
   case 41:
 /* Line 1740 of yacc.c  */
-#line 389 "src/parse-gram.y"
+#line 407 "src/parse-gram.y"
     {
       default_prec = false;
     }
 /* Line 1740 of yacc.c  */
-#line 2526 "src/parse-gram.c"
+#line 2544 "src/parse-gram.c"
     break;
 
   case 42:
 /* Line 1740 of yacc.c  */
-#line 393 "src/parse-gram.y"
+#line 411 "src/parse-gram.y"
     {
       /* Do not invoke muscle_percent_code_grow here since it invokes
          muscle_user_name_list_grow.  */
@@ -2535,89 +2553,89 @@ yyreduce:
       code_scanner_last_string_free ();
     }
 /* Line 1740 of yacc.c  */
-#line 2539 "src/parse-gram.c"
+#line 2557 "src/parse-gram.c"
     break;
 
   case 43:
 /* Line 1740 of yacc.c  */
-#line 400 "src/parse-gram.y"
+#line 418 "src/parse-gram.y"
     {
       muscle_percent_code_grow ((yyvsp[-1].uniqstr), (yylsp[-1]), (yyvsp[0].chars), (yylsp[0]));
       code_scanner_last_string_free ();
     }
 /* Line 1740 of yacc.c  */
-#line 2550 "src/parse-gram.c"
+#line 2568 "src/parse-gram.c"
     break;
 
   case 44:
 /* Line 1740 of yacc.c  */
-#line 414 "src/parse-gram.y"
+#line 432 "src/parse-gram.y"
     {}
 /* Line 1740 of yacc.c  */
-#line 2558 "src/parse-gram.c"
+#line 2576 "src/parse-gram.c"
     break;
 
   case 45:
 /* Line 1740 of yacc.c  */
-#line 415 "src/parse-gram.y"
+#line 433 "src/parse-gram.y"
     { muscle_code_grow ("union_name", (yyvsp[0].uniqstr), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2566 "src/parse-gram.c"
+#line 2584 "src/parse-gram.c"
     break;
 
   case 46:
 /* Line 1740 of yacc.c  */
-#line 420 "src/parse-gram.y"
+#line 438 "src/parse-gram.y"
     {
       union_seen = true;
       muscle_code_grow ("stype", (yyvsp[0].chars), (yylsp[0]));
       code_scanner_last_string_free ();
     }
 /* Line 1740 of yacc.c  */
-#line 2578 "src/parse-gram.c"
+#line 2596 "src/parse-gram.c"
     break;
 
   case 47:
 /* Line 1740 of yacc.c  */
-#line 431 "src/parse-gram.y"
+#line 449 "src/parse-gram.y"
     { current_class = nterm_sym; }
 /* Line 1740 of yacc.c  */
-#line 2586 "src/parse-gram.c"
+#line 2604 "src/parse-gram.c"
     break;
 
   case 48:
 /* Line 1740 of yacc.c  */
-#line 432 "src/parse-gram.y"
+#line 450 "src/parse-gram.y"
     {
       current_class = unknown_sym;
       current_type = NULL;
     }
 /* Line 1740 of yacc.c  */
-#line 2597 "src/parse-gram.c"
+#line 2615 "src/parse-gram.c"
     break;
 
   case 49:
 /* Line 1740 of yacc.c  */
-#line 436 "src/parse-gram.y"
+#line 454 "src/parse-gram.y"
     { current_class = token_sym; }
 /* Line 1740 of yacc.c  */
-#line 2605 "src/parse-gram.c"
+#line 2623 "src/parse-gram.c"
     break;
 
   case 50:
 /* Line 1740 of yacc.c  */
-#line 437 "src/parse-gram.y"
+#line 455 "src/parse-gram.y"
     {
       current_class = unknown_sym;
       current_type = NULL;
     }
 /* Line 1740 of yacc.c  */
-#line 2616 "src/parse-gram.c"
+#line 2634 "src/parse-gram.c"
     break;
 
   case 51:
 /* Line 1740 of yacc.c  */
-#line 442 "src/parse-gram.y"
+#line 460 "src/parse-gram.y"
     {
       symbol_list *list;
       tag_seen = true;
@@ -2626,12 +2644,12 @@ yyreduce:
       symbol_list_free ((yyvsp[0].list));
     }
 /* Line 1740 of yacc.c  */
-#line 2630 "src/parse-gram.c"
+#line 2648 "src/parse-gram.c"
     break;
 
   case 52:
 /* Line 1740 of yacc.c  */
-#line 453 "src/parse-gram.y"
+#line 471 "src/parse-gram.y"
     {
       symbol_list *list;
       ++current_prec;
@@ -2644,202 +2662,202 @@ yyreduce:
       current_type = NULL;
     }
 /* Line 1740 of yacc.c  */
-#line 2648 "src/parse-gram.c"
+#line 2666 "src/parse-gram.c"
     break;
 
   case 53:
 /* Line 1740 of yacc.c  */
-#line 467 "src/parse-gram.y"
+#line 485 "src/parse-gram.y"
     { (yyval.assoc) = left_assoc; }
 /* Line 1740 of yacc.c  */
-#line 2656 "src/parse-gram.c"
+#line 2674 "src/parse-gram.c"
     break;
 
   case 54:
 /* Line 1740 of yacc.c  */
-#line 468 "src/parse-gram.y"
+#line 486 "src/parse-gram.y"
     { (yyval.assoc) = right_assoc; }
 /* Line 1740 of yacc.c  */
-#line 2664 "src/parse-gram.c"
+#line 2682 "src/parse-gram.c"
     break;
 
   case 55:
 /* Line 1740 of yacc.c  */
-#line 469 "src/parse-gram.y"
+#line 487 "src/parse-gram.y"
     { (yyval.assoc) = non_assoc; }
 /* Line 1740 of yacc.c  */
-#line 2672 "src/parse-gram.c"
+#line 2690 "src/parse-gram.c"
     break;
 
   case 56:
 /* Line 1740 of yacc.c  */
-#line 470 "src/parse-gram.y"
+#line 488 "src/parse-gram.y"
     { (yyval.assoc) = precedence_assoc; }
 /* Line 1740 of yacc.c  */
-#line 2680 "src/parse-gram.c"
+#line 2698 "src/parse-gram.c"
     break;
 
   case 57:
 /* Line 1740 of yacc.c  */
-#line 474 "src/parse-gram.y"
+#line 492 "src/parse-gram.y"
     { current_type = NULL; }
 /* Line 1740 of yacc.c  */
-#line 2688 "src/parse-gram.c"
+#line 2706 "src/parse-gram.c"
     break;
 
   case 58:
 /* Line 1740 of yacc.c  */
-#line 475 "src/parse-gram.y"
+#line 493 "src/parse-gram.y"
     { current_type = (yyvsp[0].uniqstr); tag_seen = true; }
 /* Line 1740 of yacc.c  */
-#line 2696 "src/parse-gram.c"
+#line 2714 "src/parse-gram.c"
     break;
 
   case 59:
 /* Line 1740 of yacc.c  */
-#line 481 "src/parse-gram.y"
+#line 499 "src/parse-gram.y"
     { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2704 "src/parse-gram.c"
+#line 2722 "src/parse-gram.c"
     break;
 
   case 60:
 /* Line 1740 of yacc.c  */
-#line 483 "src/parse-gram.y"
+#line 501 "src/parse-gram.y"
     { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); }
 /* Line 1740 of yacc.c  */
-#line 2712 "src/parse-gram.c"
+#line 2730 "src/parse-gram.c"
     break;
 
   case 61:
 /* Line 1740 of yacc.c  */
-#line 487 "src/parse-gram.y"
+#line 505 "src/parse-gram.y"
     { (yyval.symbol) = (yyvsp[0].symbol); }
 /* Line 1740 of yacc.c  */
-#line 2720 "src/parse-gram.c"
+#line 2738 "src/parse-gram.c"
     break;
 
   case 62:
 /* Line 1740 of yacc.c  */
-#line 488 "src/parse-gram.y"
+#line 506 "src/parse-gram.y"
     { (yyval.symbol) = (yyvsp[-1].symbol); symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2728 "src/parse-gram.c"
+#line 2746 "src/parse-gram.c"
     break;
 
   case 63:
 /* Line 1740 of yacc.c  */
-#line 494 "src/parse-gram.y"
+#line 512 "src/parse-gram.y"
     { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2736 "src/parse-gram.c"
+#line 2754 "src/parse-gram.c"
     break;
 
   case 64:
 /* Line 1740 of yacc.c  */
-#line 496 "src/parse-gram.y"
+#line 514 "src/parse-gram.y"
     { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0]))); }
 /* Line 1740 of yacc.c  */
-#line 2744 "src/parse-gram.c"
+#line 2762 "src/parse-gram.c"
     break;
 
   case 65:
 /* Line 1740 of yacc.c  */
-#line 500 "src/parse-gram.y"
+#line 518 "src/parse-gram.y"
     { (yyval.list) = (yyvsp[0].list); }
 /* Line 1740 of yacc.c  */
-#line 2752 "src/parse-gram.c"
+#line 2770 "src/parse-gram.c"
     break;
 
   case 66:
 /* Line 1740 of yacc.c  */
-#line 501 "src/parse-gram.y"
+#line 519 "src/parse-gram.y"
     { (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), (yyvsp[0].list)); }
 /* Line 1740 of yacc.c  */
-#line 2760 "src/parse-gram.c"
+#line 2778 "src/parse-gram.c"
     break;
 
   case 67:
 /* Line 1740 of yacc.c  */
-#line 505 "src/parse-gram.y"
+#line 523 "src/parse-gram.y"
     { (yyval.list) = symbol_list_sym_new ((yyvsp[0].symbol), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2768 "src/parse-gram.c"
+#line 2786 "src/parse-gram.c"
     break;
 
   case 68:
 /* Line 1740 of yacc.c  */
-#line 506 "src/parse-gram.y"
+#line 524 "src/parse-gram.y"
     { (yyval.list) = symbol_list_type_new ((yyvsp[0].uniqstr), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2776 "src/parse-gram.c"
+#line 2794 "src/parse-gram.c"
     break;
 
   case 69:
 /* Line 1740 of yacc.c  */
-#line 507 "src/parse-gram.y"
+#line 525 "src/parse-gram.y"
     { (yyval.list) = symbol_list_default_tagged_new ((yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2784 "src/parse-gram.c"
+#line 2802 "src/parse-gram.c"
     break;
 
   case 70:
 /* Line 1740 of yacc.c  */
-#line 508 "src/parse-gram.y"
+#line 526 "src/parse-gram.y"
     { (yyval.list) = symbol_list_default_tagless_new ((yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2792 "src/parse-gram.c"
+#line 2810 "src/parse-gram.c"
     break;
 
   case 71:
 /* Line 1740 of yacc.c  */
-#line 514 "src/parse-gram.y"
+#line 532 "src/parse-gram.y"
     {
        current_type = (yyvsp[0].uniqstr);
        tag_seen = true;
      }
 /* Line 1740 of yacc.c  */
-#line 2803 "src/parse-gram.c"
+#line 2821 "src/parse-gram.c"
     break;
 
   case 72:
 /* Line 1740 of yacc.c  */
-#line 519 "src/parse-gram.y"
+#line 537 "src/parse-gram.y"
     {
        symbol_class_set ((yyvsp[0].symbol), current_class, (yylsp[0]), true);
        symbol_type_set ((yyvsp[0].symbol), current_type, (yylsp[0]));
      }
 /* Line 1740 of yacc.c  */
-#line 2814 "src/parse-gram.c"
+#line 2832 "src/parse-gram.c"
     break;
 
   case 73:
 /* Line 1740 of yacc.c  */
-#line 524 "src/parse-gram.y"
+#line 542 "src/parse-gram.y"
     {
       symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]), true);
       symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1]));
       symbol_user_token_number_set ((yyvsp[-1].symbol), (yyvsp[0].integer), (yylsp[0]));
     }
 /* Line 1740 of yacc.c  */
-#line 2826 "src/parse-gram.c"
+#line 2844 "src/parse-gram.c"
     break;
 
   case 74:
 /* Line 1740 of yacc.c  */
-#line 530 "src/parse-gram.y"
+#line 548 "src/parse-gram.y"
     {
       symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]), true);
       symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1]));
       symbol_make_alias ((yyvsp[-1].symbol), (yyvsp[0].symbol), (yyloc));
     }
 /* Line 1740 of yacc.c  */
-#line 2838 "src/parse-gram.c"
+#line 2856 "src/parse-gram.c"
     break;
 
   case 75:
 /* Line 1740 of yacc.c  */
-#line 536 "src/parse-gram.y"
+#line 554 "src/parse-gram.y"
     {
       symbol_class_set ((yyvsp[-2].symbol), current_class, (yylsp[-2]), true);
       symbol_type_set ((yyvsp[-2].symbol), current_type, (yylsp[-2]));
@@ -2847,144 +2865,154 @@ yyreduce:
       symbol_make_alias ((yyvsp[-2].symbol), (yyvsp[0].symbol), (yyloc));
     }
 /* Line 1740 of yacc.c  */
-#line 2851 "src/parse-gram.c"
+#line 2869 "src/parse-gram.c"
     break;
 
   case 82:
 /* Line 1740 of yacc.c  */
-#line 566 "src/parse-gram.y"
+#line 584 "src/parse-gram.y"
     {
       yyerrok;
     }
 /* Line 1740 of yacc.c  */
-#line 2861 "src/parse-gram.c"
+#line 2879 "src/parse-gram.c"
     break;
 
   case 83:
 /* Line 1740 of yacc.c  */
-#line 572 "src/parse-gram.y"
-    { current_lhs = (yyvsp[-1].symbol); current_lhs_location = (yylsp[-1]);
-    current_lhs_named_ref = (yyvsp[0].named_ref); }
+#line 590 "src/parse-gram.y"
+    { current_lhs ((yyvsp[-1].symbol), (yylsp[-1]), (yyvsp[0].named_ref)); }
+/* Line 1740 of yacc.c  */
+#line 2887 "src/parse-gram.c"
+    break;
+
+  case 84:
+/* Line 1740 of yacc.c  */
+#line 591 "src/parse-gram.y"
+    {
+    /* Free the current lhs. */
+    current_lhs (0, (yylsp[-3]), 0);
+  }
 /* Line 1740 of yacc.c  */
-#line 2870 "src/parse-gram.c"
+#line 2898 "src/parse-gram.c"
     break;
 
   case 85:
 /* Line 1740 of yacc.c  */
-#line 577 "src/parse-gram.y"
+#line 598 "src/parse-gram.y"
     { grammar_current_rule_end ((yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2878 "src/parse-gram.c"
+#line 2906 "src/parse-gram.c"
     break;
 
   case 86:
 /* Line 1740 of yacc.c  */
-#line 578 "src/parse-gram.y"
+#line 599 "src/parse-gram.y"
     { grammar_current_rule_end ((yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2886 "src/parse-gram.c"
+#line 2914 "src/parse-gram.c"
     break;
 
   case 88:
 /* Line 1740 of yacc.c  */
-#line 584 "src/parse-gram.y"
-    { grammar_current_rule_begin (current_lhs, current_lhs_location,
+#line 605 "src/parse-gram.y"
+    { grammar_current_rule_begin (current_lhs_symbol, current_lhs_location,
 				  current_lhs_named_ref); }
 /* Line 1740 of yacc.c  */
-#line 2895 "src/parse-gram.c"
+#line 2923 "src/parse-gram.c"
     break;
 
   case 89:
 /* Line 1740 of yacc.c  */
-#line 587 "src/parse-gram.y"
+#line 608 "src/parse-gram.y"
     { grammar_current_rule_symbol_append ((yyvsp[-1].symbol), (yylsp[-1]), (yyvsp[0].named_ref)); }
 /* Line 1740 of yacc.c  */
-#line 2903 "src/parse-gram.c"
+#line 2931 "src/parse-gram.c"
     break;
 
   case 90:
 /* Line 1740 of yacc.c  */
-#line 589 "src/parse-gram.y"
+#line 610 "src/parse-gram.y"
     { grammar_current_rule_action_append ((yyvsp[-1].code), (yylsp[-1]), (yyvsp[0].named_ref), false); }
 /* Line 1740 of yacc.c  */
-#line 2911 "src/parse-gram.c"
+#line 2939 "src/parse-gram.c"
     break;
 
   case 91:
 /* Line 1740 of yacc.c  */
-#line 591 "src/parse-gram.y"
+#line 612 "src/parse-gram.y"
     { grammar_current_rule_action_append ((yyvsp[0].code), (yylsp[0]), NULL, true); }
 /* Line 1740 of yacc.c  */
-#line 2919 "src/parse-gram.c"
+#line 2947 "src/parse-gram.c"
     break;
 
   case 92:
 /* Line 1740 of yacc.c  */
-#line 593 "src/parse-gram.y"
+#line 614 "src/parse-gram.y"
     { grammar_current_rule_prec_set ((yyvsp[0].symbol), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2927 "src/parse-gram.c"
+#line 2955 "src/parse-gram.c"
     break;
 
   case 93:
 /* Line 1740 of yacc.c  */
-#line 595 "src/parse-gram.y"
+#line 616 "src/parse-gram.y"
     { grammar_current_rule_dprec_set ((yyvsp[0].integer), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2935 "src/parse-gram.c"
+#line 2963 "src/parse-gram.c"
     break;
 
   case 94:
 /* Line 1740 of yacc.c  */
-#line 597 "src/parse-gram.y"
+#line 618 "src/parse-gram.y"
     { grammar_current_rule_merge_set ((yyvsp[0].uniqstr), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2943 "src/parse-gram.c"
+#line 2971 "src/parse-gram.c"
     break;
 
   case 95:
 /* Line 1740 of yacc.c  */
-#line 601 "src/parse-gram.y"
+#line 622 "src/parse-gram.y"
     { (yyval.named_ref) = 0; }
 /* Line 1740 of yacc.c  */
-#line 2951 "src/parse-gram.c"
+#line 2979 "src/parse-gram.c"
     break;
 
   case 96:
 /* Line 1740 of yacc.c  */
-#line 603 "src/parse-gram.y"
+#line 624 "src/parse-gram.y"
     { (yyval.named_ref) = named_ref_new((yyvsp[0].uniqstr), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 2959 "src/parse-gram.c"
+#line 2987 "src/parse-gram.c"
     break;
 
   case 98:
 /* Line 1740 of yacc.c  */
-#line 614 "src/parse-gram.y"
+#line 635 "src/parse-gram.y"
     { (yyval.uniqstr) = uniqstr_new ((yyvsp[0].chars)); }
 /* Line 1740 of yacc.c  */
-#line 2967 "src/parse-gram.c"
+#line 2995 "src/parse-gram.c"
     break;
 
   case 99:
 /* Line 1740 of yacc.c  */
-#line 619 "src/parse-gram.y"
+#line 640 "src/parse-gram.y"
     { (yyval.chars) = ""; }
 /* Line 1740 of yacc.c  */
-#line 2975 "src/parse-gram.c"
+#line 3003 "src/parse-gram.c"
     break;
 
   case 100:
 /* Line 1740 of yacc.c  */
-#line 620 "src/parse-gram.y"
+#line 641 "src/parse-gram.y"
     { (yyval.chars) = (yyvsp[0].uniqstr); }
 /* Line 1740 of yacc.c  */
-#line 2983 "src/parse-gram.c"
+#line 3011 "src/parse-gram.c"
     break;
 
   case 102:
 /* Line 1740 of yacc.c  */
-#line 631 "src/parse-gram.y"
+#line 652 "src/parse-gram.y"
     {
       code_props plain_code;
       (yyvsp[0].code)[strlen ((yyvsp[0].code)) - 1] = '\n';
@@ -2994,51 +3022,51 @@ yyreduce:
       (yyval.chars) = plain_code.code;
     }
 /* Line 1740 of yacc.c  */
-#line 2998 "src/parse-gram.c"
+#line 3026 "src/parse-gram.c"
     break;
 
   case 103:
 /* Line 1740 of yacc.c  */
-#line 651 "src/parse-gram.y"
+#line 672 "src/parse-gram.y"
     { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 3006 "src/parse-gram.c"
+#line 3034 "src/parse-gram.c"
     break;
 
   case 104:
 /* Line 1740 of yacc.c  */
-#line 653 "src/parse-gram.y"
+#line 674 "src/parse-gram.y"
     {
       (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 1740 of yacc.c  */
-#line 3018 "src/parse-gram.c"
+#line 3046 "src/parse-gram.c"
     break;
 
   case 105:
 /* Line 1740 of yacc.c  */
-#line 661 "src/parse-gram.y"
+#line 682 "src/parse-gram.y"
     { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[0].uniqstr), (yylsp[0])); }
 /* Line 1740 of yacc.c  */
-#line 3026 "src/parse-gram.c"
+#line 3054 "src/parse-gram.c"
     break;
 
   case 108:
 /* Line 1740 of yacc.c  */
-#line 673 "src/parse-gram.y"
+#line 694 "src/parse-gram.y"
     {
       (yyval.symbol) = symbol_get (quotearg_style (c_quoting_style, (yyvsp[0].chars)), (yylsp[0]));
       symbol_class_set ((yyval.symbol), token_sym, (yylsp[0]), false);
     }
 /* Line 1740 of yacc.c  */
-#line 3037 "src/parse-gram.c"
+#line 3065 "src/parse-gram.c"
     break;
 
   case 110:
 /* Line 1740 of yacc.c  */
-#line 682 "src/parse-gram.y"
+#line 703 "src/parse-gram.y"
     {
       code_props plain_code;
       code_props_plain_init (&plain_code, (yyvsp[0].chars), (yylsp[0]));
@@ -3048,12 +3076,12 @@ yyreduce:
       code_scanner_last_string_free ();
     }
 /* Line 1740 of yacc.c  */
-#line 3052 "src/parse-gram.c"
+#line 3080 "src/parse-gram.c"
     break;
 
 
 /* Line 1740 of yacc.c  */
-#line 3057 "src/parse-gram.c"
+#line 3085 "src/parse-gram.c"
         default: break;
       }
     if (yychar_backup != yychar)
@@ -3301,7 +3329,7 @@ yyreturn:
 }
 
 /* Line 2000 of yacc.c  */
-#line 692 "src/parse-gram.y"
+#line 713 "src/parse-gram.y"
 
 
 
diff --git a/src/parse-gram.h b/src/parse-gram.h
index 18bd3bd6..56f95650 100644
--- a/src/parse-gram.h
+++ b/src/parse-gram.h
@@ -1,4 +1,4 @@
-/* A Bison parser, made by GNU Bison 2.4.557-bf3e4.  */
+/* A Bison parser, made by GNU Bison 2.4.579-a4d1b.  */
 
 /* Bison interface for Yacc-like parsers in C
 
@@ -31,7 +31,7 @@
    version 2.2 of Bison.  */
 /* "%code requires" blocks.  */
 /* Line 2001 of yacc.c  */
-#line 202 "src/parse-gram.y"
+#line 220 "src/parse-gram.y"
 
 # ifndef PARAM_TYPE
 #  define PARAM_TYPE
@@ -175,7 +175,7 @@
 typedef union YYSTYPE
 {
 /* Line 2001 of yacc.c  */
-#line 88 "src/parse-gram.y"
+#line 106 "src/parse-gram.y"
 
   assoc assoc;
   char *code;
@@ -188,7 +188,7 @@ typedef union YYSTYPE
   unsigned char character;
 
 /* Line 2001 of yacc.c  */
-#line 226 "src/parse-gram.y"
+#line 244 "src/parse-gram.y"
 
   param_type param;
 
-- 
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