On Monday 30 April 2007 18:24, Raj B wrote:
> Hi
>
> I am writing an implementation of the Python programming language in
> OCaml and ran into an interesting issue.
>
> Python allows the programmer to implicitly perform arbitrary-sized
> integer operations by switching internally between its 'int' and
> 'long' types. (which seems to translate to OCaml's int64 and BigInt).
>
> I found an OCaml library on a mailing list which checks for overflow
> in 'normal' 32-bit integer operations. How can I check for overflows
> in int64 operations so I can switch to big-int if that happens?

Sounds like a premature optimization. Just use Big_int for everything to start 
with...

-- 
Dr Jon D Harrop, Flying Frog Consultancy Ltd.
The F#.NET Journal
http://www.ffconsultancy.com/products/fsharp_journal/?e