[jhc] Loops.

Lemmih lemmih at gmail.com
Thu Mar 20 14:06:55 EDT 2008


On Thu, Mar 20, 2008 at 6:39 PM, John Meacham <john at repetae.net> wrote:
> On Thu, Mar 20, 2008 at 06:13:48PM +0100, Lemmih wrote:
>  > x :: IO ()  -- This type signature works fine, <<loop>> is printed
>  > x :: a  -- This type signature blows the stack of jhc
>  > x = x
>  > main = x
>  >
>  > Is this a known bug?
>
>  Well, it's not really a bug as all detection of loops is a bonus, if the
>  optimizer comes across something of exactly 'x = x' it will replace it
>  with error "<<loop>>" but not all loops optimize to that form.

Blowing the stack is not a bug?

-- 
Cheers,
 Lemmih


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