Created attachment 204892 [details] Update to 1.21.1 While here, removed dependency of gcc changing USES compiler to compiler:c++11-lib It built fine on 11 and 12 i386 and amd64 and also 12 aarch64
A commit references this bug: Author: vanilla Date: Mon Jun 10 04:11:03 UTC 2019 New revision: 503873 URL: https://svnweb.freebsd.org/changeset/ports/503873 Log: Update to 1.21.1, and remove dependency of gcc. PR: 238400 Submitted by: garga@ Changes: head/devel/py-grpcio/Makefile head/devel/py-grpcio/distinfo