Fix a recursion error issue

test/completion/recursion.py

@@ -103,3 +103,15 @@ while True:
     bar = bar  # type: bar
     #? int()
     bar
+
+
+class Comprehension:
+    def __init__(self, foo):
+        self.foo = foo
+
+    def update(self):
+        self.foo = (self.foo,)
+
+
+#? int() tuple()
+Comprehension(1).foo[0]