Created attachment 204027 [details] patch Add USES=compiler:c++11-lang to fix build on GCC architectures. Tested on powerpc64 and amd64.
Committed, thanks!
A commit references this bug: Author: yuri Date: Fri Apr 26 16:07:25 UTC 2019 New revision: 500116 URL: https://svnweb.freebsd.org/changeset/ports/500116 Log: misc/visp: fix build with GCC-based architectures PR: 237573 Submitted by: pkubaj Changes: head/misc/visp/Makefile