On Apr 16, 2011, at 8:22 AM, Patrick Walton wrote:

> On 04/15/2011 11:20 PM, Patrick Walton wrote:
>> This area seems promising enough that I was wondering if there was
>> interest in something like this for Rust. There's no harm in having the
>> programmer explicitly be able to turn off the checking at the block or
>> item level; some algorithms, such as hashing algorithms, rely on the
>> overflow semantics, after all. But it seems in the spirit of Rust (at
>> the risk of relying on a nebulous term) to be as safe as possible by
>> default, and so I'd like to propose exploring opt-out overflow checking
>> for integers at some point in the future.
> 
> To be clear: I'm not proposing that we promote to bignums or anything like 
> that. Most likely we'd just fail on integer overflow by default.

Yes, we've talked about this in the past with roc -- failure would be better 
than wrapping around.

/be

_______________________________________________
Rust-dev mailing list
[email protected]
https://mail.mozilla.org/listinfo/rust-dev

Reply via email to