At 2001-01-18 15:57, William Lee Irwin III wrote:
>>class C a where
>> fun :: a -> Integer
>>
>>instance Integral a => C a where
>> fun = toInteger . succ
>
On Thu, Jan 18, 2001 at 04:04:01PM -0800, Ashley Yakeley wrote:
> Gives "syntax error in instance head (constructor expected)" at the
> 'instance' line in Hugs. Is there a option I need to turn on or something?
Yes, when hugs is invoked, invoke it with the -98 option to turn off the
strict Haskell 98 compliance.
Cheers,
Bill
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