I am not sure if this should be reported, please tell me if not.
`make check` on MacOS reports:

--8<---------------cut here---------------start------------->8---
-----------------------
Files examined: 328
Ran 4535 tests, 4455 results as expected, 6 unexpected, 74 skipped
1 files did not contain any tests:
  src/emacs-module-tests.log
4 files contained unexpected results:
  lisp/wdired-tests.log
  lisp/net/nsm-tests.log
  lisp/emacs-lisp/package-tests.log
  lisp/emacs-lisp/bytecomp-tests.log
make[2]: *** [check-doit] Error 2
make[1]: *** [check] Error 2
make: *** [check] Error 2
--8<---------------cut here---------------end--------------->8---