Fix refcount leak and optimize list initialization.

1 files changed, 1 insertions, 1 deletions

diff --git a/setup.py b/setup.py
index e5651a0..4bb8693 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@ from distutils.core import setup, Extension
 
 version = '0.0.1'
 
-msgpack_mod = Extension('msgpack', sources=['msgpack.c'])
+msgpack_mod = Extension('msgpack', sources=['msgpack.c'], extra_compile_args=["-O3"])
 
 desc = 'MessagePack serializer/desirializer.'
 long_desc = desc + """