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kowey/gist:a24715ea3d41d87e52dc7fdc4a3d73f2

Created October 3, 2017 14:04
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gistfile1.txt
src/Data/Semigroup/Instances.hs:11:10: error:
Duplicate instance declarations:
instance Measured v a => Semigroup (FingerTree v a)
-- Defined at src/Data/Semigroup/Instances.hs:11:10
instance [safe] Measured v a => Semigroup (FingerTree v a)
-- Defined in ‘Data.FingerTree’
|
11 | instance Measured v a => Semigroup (FingerTree v a) where
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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