vm_eval.c: resolve refined method entry

* vm_eval.c (rb_method_call_status): resolve refined method entry
  to check if undefined.  [ruby-core:69064] [Bug #11117]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50440 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 2 deletions

diff --git a/vm_eval.c b/vm_eval.c
index f31a60aa80..95b1e8e9fa 100644
--- a/vm_eval.c
+++ b/vm_eval.c
@@ -559,10 +559,14 @@ rb_method_call_status(rb_thread_t *th, const rb_method_entry_t *me, call_type sc
     ID oid;
     int noex;
 
-    if (UNDEFINED_METHOD_ENTRY_P(me) ||
-	UNDEFINED_REFINED_METHOD_P(me->def)) {
+    if (UNDEFINED_METHOD_ENTRY_P(me)) {
+      undefined:
 	return scope == CALL_VCALL ? NOEX_VCALL : 0;
     }
+    if (me->def->type == VM_METHOD_TYPE_REFINED) {
+	me = rb_resolve_refined_method(Qnil, me, NULL);
+	if (UNDEFINED_METHOD_ENTRY_P(me)) goto undefined;
+    }
     klass = me->klass;
     oid = me->def->original_id;
     noex = me->flag;