[D-runtime] [D-Programming-Language/druntime] 7a43ed: fix tls references

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/druntime
  Commit: 7a43ed35633ef17722fb12073048f2b501fef177
      https://github.com/D-Programming-Language/druntime/commit/7a43ed35633ef17722fb12073048f2b501fef177
  Author: Walter Bright <walter at walterbright.com>
  Date:   2012-10-07 (Sun, 07 Oct 2012)

  Changed paths:
    M src/core/thread.d

  Log Message:
  -----------
  fix tls references