BUG #15478: 配置文件 pg_hba.conf 异常

The following bug has been logged on the website:

Bug reference:      15478
Logged by:          newzero
Email address:      dongjiu8816@hotmail.com
PostgreSQL version: 11.0
Operating system:   windows 10
Description:

# IPv4 local connections:
host    all             all             127.0.0.1/32            md5
# IPv6 local connections:
host    all             all             ::1/128                 md5
如果需要本地免密码登录，只需要修改 ipv4 对应配置为 trust 即可，但实际中发现无效，只有修改 ipv4 对应配置为 trust
才可以，请核实。