May 21, 2012
  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/druntime
  Commit: c9f2c55e6a59311dc2bf869549a96558537e68aa
      https://github.com/D-Programming-Language/druntime/commit/c9f2c55e6a59311dc2bf869549a96558537e68aa
  Author: alexrp <xtzgzorex@gmail.com>
  Date:   2012-05-17 (Thu, 17 May 2012)

  Changed paths:
    M src/gc/gc.d

  Log Message:
  -----------
  Free the GC object on shutdown.


  Commit: 9c5bb2292991df286008d18afb8b82463fb75459
      https://github.com/D-Programming-Language/druntime/commit/9c5bb2292991df286008d18afb8b82463fb75459
  Author: dawg <dawg@dawgfoto.de>
  Date:   2012-05-21 (Mon, 21 May 2012)

  Changed paths:
    M src/gc/gc.d

  Log Message:
  -----------
  Merge pull request #215 from alexrp/fix-memory-leaks

Free the GC object on shutdown.


  Commit: 5503aff69fde80a735d55bf3496e35918243bb66
      https://github.com/D-Programming-Language/druntime/commit/5503aff69fde80a735d55bf3496e35918243bb66
  Author: dawg <dawg@dawgfoto.de>
  Date:   2012-05-21 (Mon, 21 May 2012)

  Changed paths:
    M src/gc/gc.d

  Log Message:
  -----------
  set _gc to null after freeing


Compare: https://github.com/D-Programming-Language/druntime/compare/8b581f7...5503aff