April 18, 2012
  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/dmd
  Commit: 7a8d3eadbed7e7c8512fbb0494095168dd941f9f
      https://github.com/D-Programming-Language/dmd/commit/7a8d3eadbed7e7c8512fbb0494095168dd941f9f
  Author: Walter Bright <walter@walterbright.com>
  Date:   2012-04-18 (Wed, 18 Apr 2012)

  Changed paths:
    M src/aggregate.h
    M src/glue.c
    M src/mtype.c

  Log Message:
  -----------
  add front end support for 256 bit SIMD instructions