From: Victor Stinner <victor.stinner@gmail.com>
Date: Sun, 24 Apr 2016 20:33:26 +0000 (+0200)
Subject: Issue #26249: Mention PyMem_Malloc() change in What's New in Python 3.6 in the
X-Git-Tag: v3.6.0a1~130
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=8153ac8f00efb5efb486805234887d49b22755ac;p=thirdparty%2FPython%2Fcpython.git

Issue #26249: Mention PyMem_Malloc() change in What's New in Python 3.6 in the
Optimizations section.
---

diff --git a/Doc/whatsnew/3.6.rst b/Doc/whatsnew/3.6.rst
index 87854c8a9b0a..99223af31db5 100644
--- a/Doc/whatsnew/3.6.rst
+++ b/Doc/whatsnew/3.6.rst
@@ -388,6 +388,13 @@ Optimizations
 * Optimize ``bytes.replace(b'', b'.')`` and ``bytearray.replace(b'', b'.')``:
   up to 80% faster. (Contributed by Josh Snider in :issue:`26574`).
 
+* Allocator functions of the :c:func:`PyMem_Malloc` domain
+  (:c:data:`PYMEM_DOMAIN_MEM`) now use the :ref:`pymalloc memory allocator
+  <pymalloc>` instead of :c:func:`malloc` function of the C library. The
+  pymalloc allocator is optimized for objects smaller or equal to 512 bytes
+  with a short lifetime, and use :c:func:`malloc` for larger memory blocks.
+  (Contributed by Victor Stinner in :issue:`26249`).
+
 
 Build and C API Changes
 =======================