Created attachment 201098 [details]
WITH_DEBUG has been defined since import. As the port stabilized over the years bugs are found elsewhere, so there's little reason to build this package in a different way to the rest (Mesa, libevdev, etc).
A commit references this bug:
Date: Tue Jan 22 20:51:38 UTC 2019
New revision: 490980
graphics/wayland: disable debug build by default
There is no need to build wayland with debug options by default. This is
most likely a left over from when it was first ported.
Submitted by: jbeich