Fix SF # 624982, Potential AV in slot_sq_item, by Greg Chapman

Don't crash when getting value of a property raises an exception

1 files changed, 12 insertions, 0 deletions

diff --git a/Lib/test/test_descr.py b/Lib/test/test_descr.py
index c9bd1cd..7573bfd 100644
--- a/Lib/test/test_descr.py
+++ b/Lib/test/test_descr.py
@@ -1814,6 +1814,18 @@ def properties():
             raise TestFailed("expected TypeError from trying to set "
                              "readonly %r attr on a property" % attr)
 
+    class D(object):
+        __getitem__ = property(lambda s: 1/0)
+
+    d = D()
+    try:
+        for i in d:
+            str(i)
+    except ZeroDivisionError:
+        pass
+    else:
+        raise TestFailed, "expected ZeroDivisionError from bad property"
+
 def supers():
     if verbose: print "Testing super..."