bpo-37681: no_sanitize_thread support from GCC 5.1 (GH-15096)


Fix the following warning with GCC 4.8.5:
Objects/obmalloc.c: warning: ‘no_sanitize_thread’ attribute directive ignored
(cherry picked from commit 7e479c82218450255572e3f5fa1549dc283901ea)

Co-authored-by: Hai Shi <shihai1992@gmail.com>
1 file changed