Created attachment 197362 [details] patch USES=compiler:c++11-lib is required to build this port on GCC-based architectures. Tested on amd64 and powerpc64.
A commit references this bug: Author: linimon Date: Sun Sep 23 05:59:31 UTC 2018 New revision: 480456 URL: https://svnweb.freebsd.org/changeset/ports/480456 Log: Fix build on gcc-based archs. Also tested on amd64. PR: 231597 Submitted by: Piotr Kubaj Approved by: portmgr (tier-2 blanket) Changes: head/devel/arachne-pnr/Makefile