Simon Peyton-Jones wrote:
If it's tail recursive it'll be compiled to a loop. You don't need a pragma.
The ~pragma is in order to make an error if it's not a loop. Same way as we don't need type-signatures in export lists and their only purpose is to cause errors when something unexpected and undesirable happens.
Isaac _______________________________________________ Glasgow-haskell-users mailing list Glasgow-haskell-users@haskell.org http://www.haskell.org/mailman/listinfo/glasgow-haskell-users
