The build is broken when using gcc 6

[Stefan Koch via Digitalmars-d]

On Thursday, 27 October 2016 at 04:39:03 UTC, mogu wrote:
> On Thursday, 27 October 2016 at 04:33:30 UTC, Stefan Koch wrote:
>> On Thursday, 27 October 2016 at 02:36:13 UTC, Stefam Koch 
>> wrote:
>>
>>> Trivial.
>>> Fix is comeing.
>>
>> Okay it was less trivial then it should have been.
>> Great job gcc.
>
> -Wno-narrowing does not cover all g++ tasks.

It does not need to, I fixed it properly.