-#define PERCENT_LEFT 265
-#define PERCENT_RIGHT 266
-#define PERCENT_NONASSOC 267
-#define PERCENT_PREC 268
-#define PERCENT_DPREC 269
-#define PERCENT_MERGE 270
-#define PERCENT_AFTER_HEADER 271
-#define PERCENT_BEFORE_HEADER 272
-#define PERCENT_DEBUG 273
-#define PERCENT_DEFAULT_PREC 274
-#define PERCENT_DEFINE 275
-#define PERCENT_DEFINES 276
-#define PERCENT_END_HEADER 277
-#define PERCENT_ERROR_VERBOSE 278
-#define PERCENT_EXPECT 279
-#define PERCENT_EXPECT_RR 280
-#define PERCENT_FILE_PREFIX 281
-#define PERCENT_GLR_PARSER 282
-#define PERCENT_INITIAL_ACTION 283
-#define PERCENT_LEX_PARAM 284
-#define PERCENT_LOCATIONS 285
-#define PERCENT_NAME_PREFIX 286
-#define PERCENT_NO_DEFAULT_PREC 287
-#define PERCENT_NO_LINES 288
-#define PERCENT_NONDETERMINISTIC_PARSER 289
-#define PERCENT_OUTPUT 290
-#define PERCENT_PARSE_PARAM 291
-#define PERCENT_PURE_PARSER 292
-#define PERCENT_REQUIRE 293
-#define PERCENT_SKELETON 294
-#define PERCENT_START 295
-#define PERCENT_START_HEADER 296
-#define PERCENT_TOKEN_TABLE 297
-#define PERCENT_VERBOSE 298
-#define PERCENT_YACC 299
-#define BRACED_CODE 300
-#define CHAR 301
-#define EPILOGUE 302
-#define EQUAL 303
-#define ID 304
-#define ID_COLON 305
-#define PERCENT_PERCENT 306
-#define PIPE 307
-#define PROLOGUE 308
-#define SEMICOLON 309
-#define TYPE 310
-#define PERCENT_UNION 311
+#define PERCENT_SYMBOL_DEFAULT 265
+#define PERCENT_LEFT 266
+#define PERCENT_RIGHT 267
+#define PERCENT_NONASSOC 268
+#define PERCENT_PREC 269
+#define PERCENT_DPREC 270
+#define PERCENT_MERGE 271
+#define PERCENT_AFTER_HEADER 272
+#define PERCENT_BEFORE_HEADER 273
+#define PERCENT_DEBUG 274
+#define PERCENT_DEFAULT_PREC 275
+#define PERCENT_DEFINE 276
+#define PERCENT_DEFINES 277
+#define PERCENT_END_HEADER 278
+#define PERCENT_ERROR_VERBOSE 279
+#define PERCENT_EXPECT 280
+#define PERCENT_EXPECT_RR 281
+#define PERCENT_FILE_PREFIX 282
+#define PERCENT_GLR_PARSER 283
+#define PERCENT_INITIAL_ACTION 284
+#define PERCENT_LEX_PARAM 285
+#define PERCENT_LOCATIONS 286
+#define PERCENT_NAME_PREFIX 287
+#define PERCENT_NO_DEFAULT_PREC 288
+#define PERCENT_NO_LINES 289
+#define PERCENT_NONDETERMINISTIC_PARSER 290
+#define PERCENT_OUTPUT 291
+#define PERCENT_PARSE_PARAM 292
+#define PERCENT_PURE_PARSER 293
+#define PERCENT_PUSH_PARSER 294
+#define PERCENT_REQUIRE 295
+#define PERCENT_SKELETON 296
+#define PERCENT_START 297
+#define PERCENT_START_HEADER 298
+#define PERCENT_TOKEN_TABLE 299
+#define PERCENT_VERBOSE 300
+#define PERCENT_YACC 301
+#define BRACED_CODE 302
+#define CHAR 303
+#define EPILOGUE 304
+#define EQUAL 305
+#define ID 306
+#define ID_COLON 307
+#define PERCENT_PERCENT 308
+#define PIPE 309
+#define PROLOGUE 310
+#define SEMICOLON 311
+#define TYPE 312
+#define PERCENT_UNION 313