id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
35603	"""string"" in F(""..."") hangs"	Tim Graham	Tim Graham	"Prior to 94b6f101f7dc363a8e71593570b17527dbb9f77f, this test passes:
{{{#!diff
diff --git a/tests/expressions/tests.py b/tests/expressions/tests.py
index cbb441601c..0600e04e06 100644
--- a/tests/expressions/tests.py
+++ b/tests/expressions/tests.py
@@ -1292,6 +1292,10 @@ class FTests(SimpleTestCase):
         self.assertNotEqual(f, value)
         self.assertNotEqual(value, f)
 
+    def test_in(self):
+        with self.assertRaisesMessage(TypeError, ""argument of type 'F' is not iterable""):
+            ""foo"" in F(""name"")
+

 class ExpressionsTests(TestCase):
     def test_F_reuse(self):
}}}

Afterward, it hangs indefinitely."	Bug	closed	Database layer (models, ORM)	5.1	Release blocker	fixed			Ready for checkin	1	0	0	0	0	0