Andrew MacIntyre wrote: >> By the way objects are always aligned at 8 byte address boundaries. A 12 >> or 4 bytes object occupies 16 bytes. > > No, with PyMalloc a 4 byte object occupies 8 bytes (see the comments at > the top of Objects/obmalloc.c). I know. It's a typo. It should read "12 or 14 byte object". Christian