Created attachment 202681 [details] patch Add USES=compiler:c++11-lang to fix build on GCC architectures. Tested on powerpc64 and amd64. Hardware sponsored by IntegriCloud.
A commit references this bug: Author: adridg Date: Thu Mar 7 20:44:27 UTC 2019 New revision: 494998 URL: https://svnweb.freebsd.org/changeset/ports/494998 Log: Add USES=compiler:c++11-lang to fix build on GCC architectures. Tested on powerpc64 and amd64. PR: 236359 Submitted by: Piotr Kubaj Changes: head/net-im/libqmatrixclient/Makefile
Bumped to C++14 because that's what the newer version documents as used (and quaternion needs C++17). Thanks for reporting!