[phobos] [D-Programming-Language/phobos] 563879: Fix Issue 15561

[GitHub via phobos]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/phobos
  Commit: 563879ae6ffa40e2ed847235a6d95d214e274693
      https://github.com/D-Programming-Language/phobos/commit/563879ae6ffa40e2ed847235a6d95d214e274693
  Author: John Colvin <john.loughran.colvin at gmail.com>
  Date:   2016-01-13 (Wed, 13 Jan 2016)

  Changed paths:
    M std/typecons.d

  Log Message:
  -----------
  Fix Issue 15561


  Commit: 22615a8e57bd01e782ca342da42e128e23bda11c
      https://github.com/D-Programming-Language/phobos/commit/22615a8e57bd01e782ca342da42e128e23bda11c
  Author: Andrei Alexandrescu <andrei at erdani.com>
  Date:   2016-01-13 (Wed, 13 Jan 2016)

  Changed paths:
    M std/typecons.d

  Log Message:
  -----------
  Merge pull request #3927 from John-Colvin/patch-12

Fix Issue 15561


Compare: https://github.com/D-Programming-Language/phobos/compare/10da3381c1d8...22615a8e57bd