Issue #11675: Zero-out newly-created multiprocessing.[Raw]Array objects.
diff --git a/Lib/multiprocessing/sharedctypes.py b/Lib/multiprocessing/sharedctypes.py
index e83ce58..1e694da 100644
--- a/Lib/multiprocessing/sharedctypes.py
+++ b/Lib/multiprocessing/sharedctypes.py
@@ -80,7 +80,9 @@
type_ = typecode_to_type.get(typecode_or_type, typecode_or_type)
if isinstance(size_or_initializer, int):
type_ = type_ * size_or_initializer
- return _new_value(type_)
+ obj = _new_value(type_)
+ ctypes.memset(ctypes.addressof(obj), 0, ctypes.sizeof(obj))
+ return obj
else:
type_ = type_ * len(size_or_initializer)
result = _new_value(type_)