Integer overflow and underflow semantics?

[Timon Gehr via Digitalmars-d]

On 07/17/2014 12:18 AM, Walter Bright wrote:
> On 7/16/2014 2:26 PM, Gary Willoughby wrote:
>> What is the current situation of integer overflow and underflow?
>
> https://github.com/D-Programming-Language/druntime/pull/839

(His question was whether there is wrap-around behaviour for signed 
types, which I think does not have a good answer at the moment.)