that rule is redundent

src/lex.re_c.c

@@ -227,7 +227,5 @@ scan:
 		return x->symbol = ARG_FREEFORM, 1; }
 	<edict, edict_end> "]" => expect_line
 		{ if(scan.edict.size) return 0; goto scan; }
-	<edict, edict_keyword, edict_date, edict_freeform, edict_end> *
-		{ return x->symbol = SYNTAX, 0; }
 	*/
 }