On Feb 9, 2008, at 19:09 , Mattes Simeon wrote:
e.g. data Pair a b = Pair a b
struct Pair { a pair_a; b pair_b; };
data Either a b = Left a | Right b
union Either { enum { Left, Right } _tag; a either_left; b
either_right; };
(except that Haskell makes sure you use it properly, while C will let
you access foo.either_right when foo._tag == Left).
--
brandon s. allbery [solaris,freebsd,perl,pugs,haskell] [EMAIL PROTECTED]
system administrator [openafs,heimdal,too many hats] [EMAIL PROTECTED]
electrical and computer engineering, carnegie mellon university KF8NH
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