Created attachment 198141 [details]
USES=compiler:c++11-lang is necessary to build this port on architectures that have GCC 4.2 in base.
Tested on powerpc64 and amd64.
Hardware sponsored by IntegriCloud.
A commit references this bug:
Date: Sun Oct 14 16:23:10 UTC 2018
New revision: 482050
math/vtk8: Fix build with GCC-based architectures
Also add USES=gl
Submitted by: Piotr Kubaj <email@example.com>