12 Mar
2007
12 Mar
'07
5:08 p.m.
On 3/12/07, Albert Y. C. Lai
main = print (map (const 'x') (take 1 (undefined:undefined)))
In ghci, or with ghc -O0, this produces "x". With ghc -O, this produces Prelude.undefined.
What version of ghc? Cheers, Kirsten -- Kirsten Chevalier* chevalier@alum.wellesley.edu *Often in error, never in doubt "make them believe, if not in magic, in money well spent" -- Annie Gallup