access to the current frame during destruction of a local variable
could access a pointer to freed memory.
-- The optional object allocator has been enabled by default.
+- The optional object allocator ("pymalloc") has been enabled by
+ default. The recommended practice for memory allocation and
+ deallocation has been streamlined. A header file is included,
+ Misc/pymemcompat.h, which can be bundled with 3rd party extensions
+ and lets them use the same API with Python versions from 1.5.2
+ onwards.
- If you try to pickle an instance of a class that has __slots__ but
doesn't define or override __getstate__, a TypeError is now raised.