Created attachment 197168 [details] patch Platforms that don't use clang as cc need the attached patch. Tested on CURRENT on powerpc64.
A commit references this bug: Author: linimon Date: Tue Sep 18 07:56:07 UTC 2018 New revision: 479987 URL: https://svnweb.freebsd.org/changeset/ports/479987 Log: Fix build on gcc-based archs such as powerpc64. I had already independently tested this patch before the PR came in. PR: 231426 Submitted by: pkubaj@anongoth.pl Approved by: portmgr (tier-2 blanket) Changes: head/math/intervaltree/Makefile