January 28, 2013
  Branch: refs/heads/dmd-1.x
  Home:   https://github.com/D-Programming-Language/dmd
  Commit: 067ee46496befa81efa4123aa9485e9412b6e8f1
      https://github.com/D-Programming-Language/dmd/commit/067ee46496befa81efa4123aa9485e9412b6e8f1
  Author: Walter Bright <walter@walterbright.com>
  Date:   2013-01-28 (Mon, 28 Jan 2013)

  Changed paths:
    M src/backend/dt.c
    M src/backend/dt.h
    M src/typinf.c

  Log Message:
  -----------
  some more dt simplification