On Tue, Oct 14, 2014 at 11:38 AM, jahanian <[email protected]> wrote:

> Currently we do not warn Integer overflow in presence of casts; as in:
> unsigned long long l = 65536 * 65536;
>
> This small patch fixes it:
>

lgtm, thanks!

Also, is there a reason we do not warn on overflow for unsigned; as in:
> unsigned long long l2 = 65536 * (unsigned)65536;
> Even though resulting constant is the unexpected 0.
>

The result is defined to be zero. We could warn, but false positives are
likely.
_______________________________________________
cfe-commits mailing list
[email protected]
http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits

Reply via email to