[1: 495963cfaf]: 2018-04-20 17:22:47 -0400
  * lisp/emacs-lisp/bytecomp.el (byte-compile-file-form-defvar-function):
  https://git.savannah.gnu.org/cgit/emacs.git/commit/?id=495963cfaf535646350051f47c085b84319572f0

[2: 9c3eeba4db]: 2018-04-20 18:34:39 -0400
  The tedious game of whack-a-mole with compiler warnings continues
  https://git.savannah.gnu.org/cgit/emacs.git/commit/?id=9c3eeba4db26ddaeead100beea7a96f9fa640918

[3: 18de2ada24]: 2018-04-20 18:55:04 -0400
  More alias-related tedium
  https://git.savannah.gnu.org/cgit/emacs.git/commit/?id=18de2ada243653ece98b18044233e5d29eee5903

[4: 94e794c8d8]: 2018-04-20 19:02:16 -0400
  Tweak recent bytecomp defvaralias change
  https://git.savannah.gnu.org/cgit/emacs.git/commit/?id=94e794c8d8b93a1d6813742da12135f2746ef80b