There is Printexc.get_backtrace 
since ocaml 3.11 I think.

On Mar 29, 2010, at 12:15 PM, C. Fr wrote:

> 
> Hello everyone,
> 
> It there a way to get a backtrace for exceptions occurring in the toplevel
> (for example, getting more information when the stack blows)? I’ve read that
> there was an equivalent of the -b option that ocamlrun uses, but I couldn’t
> find any subsequent information on it.
> 
> Thanks!
> 
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