"ghci -XMonomorphismRestriction" doesn't turn on the monomorphism restriction
Compare
rwbarton@morphism:/tmp$ ghci-7.10.1 -XMonomorphismRestriction
GHCi, version 7.10.1: http://www.haskell.org/ghc/ :? for help
Prelude> let a = (+)
Prelude> :t a
a :: Num a => a -> a -> a
with
rwbarton@morphism:/tmp$ ghci-7.10.1
GHCi, version 7.10.1: http://www.haskell.org/ghc/ :? for help
Prelude> :set -XMonomorphismRestriction
Prelude> let a = (+)
Prelude> :t a
a :: Integer -> Integer -> Integer
Confusing!
This also occurred in 7.8.
Trac metadata
Trac field | Value |
---|---|
Version | 7.10.1 |
Type | Bug |
TypeOfFailure | OtherFailure |
Priority | normal |
Resolution | Unresolved |
Component | GHCi |
Test case | |
Differential revisions | |
BlockedBy | |
Related | |
Blocking | |
CC | |
Operating system | |
Architecture |