./configure, pydebug and pymalloc

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2017-05-07.07:58:03.206>
labels = ['build']
title = './configure, pydebug and pymalloc'
updated_at = <Date 2017-05-11.00:36:56.481>
user = 'https://bugs.python.org/dilyanpalauzov'

bugs.python.org fields:

activity = <Date 2017-05-11.00:36:56.481>
actor = 'vstinner'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Build']
creation = <Date 2017-05-07.07:58:03.206>
creator = 'dilyan.palauzov'
dependencies = []
files = []
hgrepos = []
issue_num = 30294
keywords = []
message_count = 2.0
messages = ['293182', '293183']
nosy_count = 2.0
nosy_names = ['vstinner', 'dilyan.palauzov']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = None
url = 'https://bugs.python.org/issue30294'
versions = []