Created attachment 208698 [details] patch Upgrade to new GCC on GCC architectures instead of removing compilator flags. This will simplify the Makefile. Explicitly set signed char. command variable is later compared to -1, which fails on architectures that use unsigned char by default, like arm and powerpc.
A commit references this bug: Author: ale Date: Wed Oct 30 14:58:42 UTC 2019 New revision: 516062 URL: https://svnweb.freebsd.org/changeset/ports/516062 Log: Fix build on powerpc and arm PR: 241588 Submitted by: pkubaj Changes: head/security/opensc/Makefile head/security/opensc/files/patch-src_tests_p11test_p11test.c