The following bug has been logged on the website:
Bug reference: 13957
Logged by: KOIZUMI Satoru
Email address: koizumistr(at)minos(dot)ocn(dot)ne(dot)jp
PostgreSQL version: 9.5.1
Operating system: OS X
Description:
In PostgreSQL 9.4.6 Documentation, T541 is in D.2. Unsupported Features.
But in PostgreSQL 9.5.1 Documentation, T541 is not either in D.1. Supported
Features or in D.2. Unsupported Features.