--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cgen/templates/default/setup_with	Fri May 11 16:21:51 2012 -0700
@@ -0,0 +1,28 @@
+
+        TARGET(SETUP_WITH)
+        {
+            _Py_IDENTIFIER(__exit__);
+            _Py_IDENTIFIER(__enter__);
+            w = TOP();
+            x = special_lookup(w, &PyId___exit__);
+            if (!x)
+                goto on_error;
+            SET_TOP(x);
+            u = special_lookup(w, &PyId___enter__);
+            Py_DECREF(w);
+            if (!u) {
+                x = NULL;
+                goto on_error;
+            }
+            x = PyObject_CallFunctionObjArgs(u, NULL);
+            Py_DECREF(u);
+            if (!x)
+                goto on_error;
+            /* Setup the finally block before pushing the result
+               of __enter__ on the stack. */
+            PyFrame_BlockSetup(f, SETUP_FINALLY, INSTR_OFFSET() + oparg,
+                               STACK_LEVEL());
+
+            PUSH(x);
+            DISPATCH();
+        }