Synchronize with google/gcc-4_9 to r224707 (from r214835)

Change-Id: I3d6f06fc613c8f8b6a82143dc44b7338483aac5d
791 files changed
tree: 3fbcd18a379a05fd6d43491a107e1f36bc61b185
  1. gcc-4.8/
  2. gcc-4.9/