[llvm] r289454 - Fix compile with GCC 5 or later

[Joerg Sonnenberger via llvm-commits]

On Mon, Dec 12, 2016 at 07:05:53PM -0000, Dimitry Andric via llvm-commits wrote:
> Author: dim
> Date: Mon Dec 12 13:05:52 2016
> New Revision: 289454
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=289454&view=rev
> Log:
> Fix compile with GCC 5 or later

Please add a comment to explain why this is needed.

Joerg