Define __debug__ as 0 if -O is given, 1 otherwise. Also test for
errors in initializing the dictionary.
diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c
index 29e3393..3d977f4 100644
--- a/Python/bltinmodule.c
+++ b/Python/bltinmodule.c
@@ -1682,6 +1682,10 @@
initerrors();
(void) dictinsert(builtin_dict, "None", None);
(void) dictinsert(builtin_dict, "Ellipsis", Py_Ellipsis);
+ (void) dictinsert(builtin_dict, "__debug__",
+ newintobject(Py_OptimizeFlag == 0));
+ if (err_occurred())
+ fatal("error creating None/Ellipsis/__debug__ in __builtin__");
}