Using DeepSeq for exception ordering

[Edward Z. Yang]

It looks like the optimizer is getting confused when the value being
evaluated is an IO action (nota bene: 'evaluate m' where m :: IO a
is pretty odd, as far as things go). File a bug?

Cheers,
Edward

Excerpts from Albert Y. C. Lai's message of Thu Nov 08 10:04:15 -0800 2012:
> On 12-11-08 01:01 PM, Nicolas Frisby wrote:
> > And the important observation is: all of them throw A if interpreted in
> > ghci or compiled without -O, right?
> 
> Yes.
>