2 tcfail044.hs:12: Warning:
3 No explicit method nor default method for `PrelBase.signum'
4 in an instance declaration for `PrelBase.Num'
6 tcfail044.hs:12: Warning:
7 No explicit method nor default method for `PrelBase.abs'
8 in an instance declaration for `PrelBase.Num'
12 Illegal instance declaration for `PrelBase.Eq (a -> a)'
13 (the instance type must be of form (T a b c)
14 where T is not a synonym, and a,b,c are distinct type variables)
17 Illegal instance declaration for `PrelBase.Num (a -> a)'
18 (the instance type must be of form (T a b c)
19 where T is not a synonym, and a,b,c are distinct type variables)
22 Compilation had errors