No instance for (Fractional Int32)

Stephen Paul Weber singpolyma at
Fri Feb 8 18:09:08 CET 2013

Somebody claiming to be Christopher Vollick wrote:
>On Fri, Feb 08, 2013 at 01:20:53PM +0100, Gabor Greif wrote:
>> libraries/base/Foreign/C/Types.hs:162:72:
>>     No instance for (Fractional Int32)
>>       arising from the 'deriving' clause of a data type declaration
>>     Possible fix:
>>       use a standalone 'deriving instance' declaration,
>>         so you can specify the instance context yourself
>>     When deriving the instance for (Fractional CFloat)
>> Has anybody seen this with HEAD?

This may be a side effect of the fix for 

Stephen Paul Weber, @singpolyma
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