-#define MT_ANNOTATIONS 269
-#define MT_ARROW 270
-#define MT_MERGE 271
-#define MT_TRANSFERS 272
-#define MT_PRECONDITIONS 273
-#define MT_POSTCONDITIONS 274
-#define MT_LOSEREFERENCE 275
-#define MT_AS 276
-#define MT_ERROR 277
-#define MT_PLUS 278
-#define MT_STAR 279
-#define MT_BAR 280
-#define MT_LPAREN 281
-#define MT_RPAREN 282
-#define MT_LBRACKET 283
-#define MT_RBRACKET 284
-#define MT_LBRACE 285
-#define MT_RBRACE 286
-#define MT_COMMA 287
-#define MT_CHAR 288
-#define MT_INT 289
-#define MT_FLOAT 290
-#define MT_DOUBLE 291
-#define MT_VOID 292
-#define MT_ANYTYPE 293
-#define MT_INTEGRALTYPE 294
-#define MT_UNSIGNEDINTEGRALTYPE 295
-#define MT_SIGNEDINTEGRALTYPE 296
-#define MT_CONST 297
-#define MT_VOLATILE 298
-#define MT_STRINGLIT 299
-#define MT_IDENT 300
+#define MT_LITERAL 269
+#define MT_NULL 270
+#define MT_ANNOTATIONS 271
+#define MT_ARROW 272
+#define MT_MERGE 273
+#define MT_TRANSFERS 274
+#define MT_PRECONDITIONS 275
+#define MT_POSTCONDITIONS 276
+#define MT_LOSEREFERENCE 277
+#define MT_AS 278
+#define MT_ERROR 279
+#define MT_PLUS 280
+#define MT_STAR 281
+#define MT_BAR 282
+#define MT_LPAREN 283
+#define MT_RPAREN 284
+#define MT_LBRACKET 285
+#define MT_RBRACKET 286
+#define MT_LBRACE 287
+#define MT_RBRACE 288
+#define MT_COMMA 289
+#define MT_CHAR 290
+#define MT_INT 291
+#define MT_FLOAT 292
+#define MT_DOUBLE 293
+#define MT_VOID 294
+#define MT_ANYTYPE 295
+#define MT_INTEGRALTYPE 296
+#define MT_UNSIGNEDINTEGRALTYPE 297
+#define MT_SIGNEDINTEGRALTYPE 298
+#define MT_CONST 299
+#define MT_VOLATILE 300
+#define MT_STRINGLIT 301
+#define MT_IDENT 302