clang7 is stricter than clang6.  Some packages are no longer buildable due to this.
Advice on how to fix these would be appreciated!

==== Tracking PR ====

  * tracking PR for regressions on [[https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=230355|clang7/libc++7]]
  * tracking PR for [[https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=230240|clang7 import]]

==== Types Of Errors Seen ====

  * [TBA]

=== Notes ===

==== How To Help ====

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{{tag>Ports Todo}}