January 24, 2015
  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/phobos
  Commit: c19ceb850632621ea8da17b1b1163dbfcdd47ef1
      https://github.com/D-Programming-Language/phobos/commit/c19ceb850632621ea8da17b1b1163dbfcdd47ef1
  Author: Daniel Murphy <yebblies@gmail.com>
  Date:   2015-01-25 (Sun, 25 Jan 2015)

  Changed paths:
    M std/outbuffer.d
    M std/stream.d

  Log Message:
  -----------
  Use presence of __va_argsave to determine if __va_argsave hack is needed


  Commit: f07a77d106432d70468bb86e34f2ef5b8cb12d61
      https://github.com/D-Programming-Language/phobos/commit/f07a77d106432d70468bb86e34f2ef5b8cb12d61
  Author: Andrei Alexandrescu <andrei@erdani.com>
  Date:   2015-01-24 (Sat, 24 Jan 2015)

  Changed paths:
    M std/outbuffer.d
    M std/stream.d

  Log Message:
  -----------
  Merge pull request #2902 from yebblies/typeofva_argsave

Use presence of __va_argsave to determine if __va_argsave hack is needed


Compare: https://github.com/D-Programming-Language/phobos/compare/4bd949406af6...f07a77d10643