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overloadedlistsfail01.hs:5:8: error:
No instance for (Show a0) arising from a use of ‘print’
The type variable ‘a0’ is ambiguous
Potential instances:
instance [safe] Show Version -- Defined in ‘Data.Version’
instance Show Ordering -- Defined in ‘GHC.Show’
instance Show Integer -- Defined in ‘GHC.Show’
...plus 23 others
(use -fprint-potential-instances to see them all)
In the expression: print [1]
In an equation for ‘main’: main = print [1]
overloadedlistsfail01.hs:5:14: error:
No instance for (IsList a0) arising from an overloaded list
The type variable ‘a0’ is ambiguous
Potential instances:
instance IsList Version -- Defined in ‘GHC.Exts’
instance IsList [a] -- Defined in ‘GHC.Exts’
In the first argument of ‘print’, namely ‘[1]’
In the expression: print [1]
In an equation for ‘main’: main = print [1]
overloadedlistsfail01.hs:5:15: error:
No instance for (Num (Item a0)) arising from the literal ‘1’
The type variable ‘a0’ is ambiguous
Potential instances:
instance Num Integer -- Defined in ‘GHC.Num’
instance Num Double -- Defined in ‘GHC.Float’
instance Num Float -- Defined in ‘GHC.Float’
...plus two others
(use -fprint-potential-instances to see them all)
In the expression: 1
In the first argument of ‘print’, namely ‘[1]’
In the expression: print [1]
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