$ python setup.py build
building with Cython 0.11.2
found LuaJIT build in /home/<skip>/bin/lupa-0.16/LuaJIT-2.0.0-beta5/src
building statically
running build
running build_py
creating build
creating build/lib.linux-x86_64-2.6
creating build/lib.linux-x86_64-2.6/lupa
copying lupa/__init__.py -> build/lib.linux-x86_64-2.6/lupa
running build_ext
building 'lupa._lupa' extension
creating build/temp.linux-x86_64-2.6
creating build/temp.linux-x86_64-2.6/lupa
gcc -pthread -fno-strict-aliasing -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -fPIC -I/home/<skip>/bin/lupa-0.16/LuaJIT-2.0.0-beta5/src -I/usr/include/python2.6 -c lupa/_lupa.c -o build/temp.linux-x86_64-2.6/lupa/_lupa.o
lupa/_lupa.c: In function ‘__pyx_f_4lupa_5_lupa_lua_object_repr’:
lupa/_lupa.c:6012: warning: ‘__pyx_v_ptr’ may be used uninitialized in this function
lupa/_lupa.c: In function ‘__pyx_pf_4lupa_5_lupa_10_LuaObject___len__’:
lupa/_lupa.c:4229: warning: ‘__pyx_r’ may be used uninitialized in this function
gcc -pthread -shared -Wl,-O1 -Wl,-Bsymbolic-functions build/temp.linux-x86_64-2.6/lupa/_lupa.o /home/<skip>/bin/lupa-0.16/LuaJIT-2.0.0-beta5/src/libluajit.a -o build/lib.linux-x86_64-2.6/lupa/_lupa.so