post qualifier and template constraint limitation, is there a reason ?

[zeljkog via Digitalmars-d]

On 17.01.15 09:33, deadalnix wrote:
> This is accepted :
> auto fun(T)(T T) inout if(...) { ... }
>
> This is not :
> auto fun(T)(T T) if(...) inout { ... }
>
> Is there a reason ?

I think it improves readability. A little :)
Often user don't care to read if-part.