DIP(?) Warning to facilitate porting to other archs

[Atila Neves via Digitalmars-d]

On Thursday, 1 May 2014 at 11:17:10 UTC, Temtaime wrote:
> Hi everyone.
> I think it's need to have -w64(or other name, offers ?) flag 
> that warns if code may not compile on other archs.
>
> Example:
> size_t a;
> uint b = a; // ok on 32 without a warning but fail on 64 with 
> error
>
> And on 32 with -w64 it'll be :
> Warning : size_t.sizeof may be greater than 32 bit
>
> What you thinks ?
> Should i create proposal or nobody cares about porting and it's 
> useless ?
>
> Any ideas are welcome.

+1. Lost count how many times my Linux code wouldn't compile on 
Windows because of this.

Atila