"Source think that it is Mac Os X because of clang" build failure(s) — clang 11.0.0

PackageVersionSupposed error messageFull log Bug report
bart 0.6.00-3multind.h:19:14: error: blocks support disabled - compile with -fblocks or pick a deployment target that supports them Log
bart-view 0.1.00-2multind.h:19:14: error: blocks support disabled - compile with -fblocks or pick a deployment target that supports them Log

2 errors