Gwern Branwen wrote: > On Wed, Jan 6, 2010 at 7:23 PM, Tony Morris <[email protected]> wrote: > >> ghc -e "import Control.Monad; forM [[1,2,3]] reverse" >> > > As of 6.10.2, the bug whereby the GHC API lets you use functions from > anywhere just by naming them (Java-style) has not been fixed: > > $ ghc -e "Control.Monad.forM [[1,2,3]] reverse" > package flags have changed, resetting and loading new packages... > > <interactive>:1:25: > Warning: Defaulting the following constraint(s) to type `Integer' > `Num t' arising from the literal `3' at <interactive>:1:25 > In the expression: 3 > In the expression: [1, 2, 3] > In the first argument of `forM', namely `[[1, 2, 3]]' > > <interactive>:1:25: > Warning: Defaulting the following constraint(s) to type `Integer' > `Num t' arising from the literal `3' at <interactive>:1:25 > In the expression: 3 > In the expression: [1, 2, 3] > In the first argument of `forM', namely `[[1, 2, 3]]' > [[3],[2],[1]] > it :: [[Integer]] > (0.01 secs, 1710984 bytes) > > I see the same on GHC 6.10.4. $ ghc -e "Control.Monad.forM [[1,2,3]] reverse" [[3],[2],[1]]
What would it be fixed to? What is wrong with how it is? -- Tony Morris http://tmorris.net/ _______________________________________________ Haskell-Cafe mailing list [email protected] http://www.haskell.org/mailman/listinfo/haskell-cafe
