fix typo

interpreter/prim.c

@@ -75,7 +75,7 @@ void __eqB(int dst_idx) {
 
 void __eqC(int dst_idx) {
     Thunk* target = get_dst(dst_idx);
-    target->desc = (Desc*) __CHAR__;
+    target->desc = (Desc*) __BOOL__;
     target->_int = readC(arg(2)) == readC(arg(1));
 }