The following bug has been logged on the website:
Bug reference: 8670
Logged by: Junrui Ruan
Email address: jruan@wisc.edu
PostgreSQL version: 9.3.2
Operating system: Mac OSX
Description:
So, if you use the graphical installer in Mac OS X, version 10.8.5, then
when the installer asks you to type in the password, let's say I typed in
123456, then the installer will automatically transfer 123456 to
112233445566. But if I pasted 123456 into the input box, it will be fine.