# HG changeset patch
# Parent 65e5ffddd96a63f74aed1030c51d03396aed7f7d

diff --git a/Lib/test/test_extcall.py b/Lib/test/test_extcall.py
--- a/Lib/test/test_extcall.py
+++ b/Lib/test/test_extcall.py
@@ -127,6 +127,26 @@
     >>> g(*Nothing())
     0 (1, 2, 3) {}
 
+Stararg iterator raises TypeError. Make sure this error is propagated.
+
+    >>> class Nothing:
+    ...     def __init__(self): self.c = 0
+    ...     def __iter__(self): return self
+    ...     def __next__(self):
+    ...         if self.c == 4:
+    ...             raise StopIteration
+    ...         if self.c == 2:
+    ...             raise TypeError('this iterator was a fake')
+    ...         c = self.c
+    ...         self.c += 1
+    ...         return c
+    ...
+
+    >>> g(*Nothing())
+    Traceback (most recent call last):
+      ...
+    TypeError: this iterator was a fake
+
 Make sure that the function doesn't stomp the dictionary
 
     >>> d = {'a': 1, 'b': 2, 'c': 3}