Created attachment 205126 [details] patch This port needs attached patch to build on GCC architectures (it doesn't respect CC).
Thanks for the patch. It looks good to me.
A commit references this bug: Author: pkubaj Date: Mon Jun 17 07:17:11 UTC 2019 New revision: 504395 URL: https://svnweb.freebsd.org/changeset/ports/504395 Log: math/openlibm: fix build with GCC-based architectures The port needs to respect CC and use a new compiler. PR: 238613 Approved by: iblis@hs.ntnu.edu.tw (maintainer), mat (mentor) Differential Revision: https://reviews.freebsd.org/D20670 Changes: head/math/openlibm/Makefile