Fix compiler warnings in pythoncore for Win64 #62607

assignee = None
closed_at = <Date 2018-11-22.13:51:56.630>
created_at = <Date 2013-07-08.19:09:35.189>
labels = ['build', 'OS-windows']
title = 'Fix compiler warnings in pythoncore for Win64'
updated_at = <Date 2018-11-22.13:51:56.629>
user = 'https://github.com/jkloth'

activity = <Date 2018-11-22.13:51:56.629>
actor = 'vstinner'
assignee = 'none'
closed = True
closed_date = <Date 2018-11-22.13:51:56.630>
closer = 'vstinner'
components = ['Build', 'Windows']
creation = <Date 2013-07-08.19:09:35.189>
creator = 'jkloth'
dependencies = []
files = ['30864', '30883']
hgrepos = []
issue_num = 18407
keywords = ['patch']
message_count = 13.0
messages = ['192686', '192687', '192688', '192695', '192696', '192697', '192806', '224356', '238900', '238904', '330255', '330256', '330257']
nosy_count = 8.0
nosy_names = ['loewis', 'vstinner', 'christian.heimes', 'tim.golden', 'jkloth', 'jeremy.kloth', 'zach.ware', 'steve.dower']
pr_nums = ['10655', '10656']
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = 'compile error'
url = 'https://bugs.python.org/issue18407'
versions = ['Python 3.4', 'Python 3.5']