message: Use dwarf 3 for osx
diff: @@ -47,7 +47,11 @@ pub(crate) fn new(tcx: TyCtxt<'tcx>, address_size: u8) -> Self {
  // TODO: this should be configurable
  // macOS doesn't seem to support DWARF > 3
  // 5 version is required for md5 file hash
  - version: 5,
  + version: if tcx.sess.target.target.options.is_like_osx {
  + 3
  + } else {
  + 5
  + },
  address_size,
  };
  