Bug #742342: make Python stop segfaulting on infinitely-recursive reload()s. Fixed by patch #922167.
Will backport.
diff --git a/Lib/test/infinite_reload.py b/Lib/test/infinite_reload.py
new file mode 100644
index 0000000..bfbec91
--- /dev/null
+++ b/Lib/test/infinite_reload.py
@@ -0,0 +1,7 @@
+# For testing http://python.org/sf/742342, which reports that Python
+#  segfaults (infinite recursion in C) in the presence of infinite
+#  reload()ing. This module is imported by test_import.py:test_infinite_reload
+#  to make sure this doesn't happen any more.
+
+import infinite_reload
+reload(infinite_reload)
diff --git a/Lib/test/test_import.py b/Lib/test/test_import.py
index a6db281..cc932a2 100644
--- a/Lib/test/test_import.py
+++ b/Lib/test/test_import.py
@@ -192,6 +192,16 @@
             remove_files(TESTFN)
             if TESTFN in sys.modules:
                 del sys.modules[TESTFN]
+                
+    def test_infinite_reload(self):
+        # Bug #742342 reports that Python segfaults (infinite recursion in C)
+        #  when faced with self-recursive reload()ing.
+        
+        sys.path.insert(0, os.path.dirname(__file__))
+        try:
+            import infinite_reload
+        finally:
+            sys.path.pop(0)
 
     def test_import_name_binding(self):
         # import x.y.z binds x in the current namespace