Merge branch 'ab/sha1dc'
authorJunio C Hamano <gitster@pobox.com>
Sun, 19 May 2019 07:45:34 +0000 (16:45 +0900)
committerJunio C Hamano <gitster@pobox.com>
Sun, 19 May 2019 07:45:34 +0000 (16:45 +0900)
Update collision-detecting SHA-1 code to build properly on HP-UX.

* ab/sha1dc:
  sha1dc: update from upstream


Trivial merge