Created attachment 181188 [details] add USES compiler:c++11-lang feature to the Makefile devel/protobuf port needs c++11-lang feature, while it is not specified with USES entry. The default compiler is still gcc 4.2 on powerpc64, so it fails to build on that arch.
Created attachment 181189 [details] failure log from poudriere on powerpc64
A commit references this bug: Author: sunpoet Date: Sun Mar 26 21:24:16 UTC 2017 New revision: 436994 URL: https://svnweb.freebsd.org/changeset/ports/436994 Log: Fix build on powerpc64 PR: 218115 Submitted by: Hiroo Ono <hiroo.ono+freebsd@gmail.com> Changes: head/devel/protobuf/Makefile
Committed. Thanks!