About ref used for performance reasons with struct

[deadalnix]

On Monday, 11 February 2013 at 18:38:28 UTC, John Colvin wrote:
> On Monday, 11 February 2013 at 17:51:30 UTC, deadalnix wrote:
>> Finally, why would you disable something that make your code 
>> faster ?
>
> in order to do easier debugging / to avoid implementation bugs

This is where the difference between allowing and enforcing lies.