Created attachment 198659 [details]
Needs USES=compiler:c++11-lang to build with base GCC.
Tested on powerpc64 and amd64.
Hardware sponsored by IntegriCloud.
Change approved. I'm going to commit shortly.
A commit references this bug:
Date: Sun Oct 28 18:43:31 UTC 2018
New revision: 483325
Add compiler:c++11-lang to fix build on architectures using GCC as
Submitted by: Piotr Kubaj <email@example.com>