* src/symtab.h, src/symtab.c (symbol_from_uniqstr): New.

(symbol_get): Use it.
* src/parse-gram.y: Use it.

src/symtab.h

@@ -97,6 +97,9 @@ struct symbol
 /* Print a symbol (for debugging). */
 void symbol_print (symbol *s, FILE *f);
 
+/* Fetch (or create) the symbol associated to KEY.  */
+symbol *symbol_from_uniqstr (const uniqstr key, location loc);
+
 /* Fetch (or create) the symbol associated to KEY.  */
 symbol *symbol_get (const char *key, location loc);