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Diffstat (limited to 'libraries/base/Data/Foldable.hs')
| -rw-r--r-- | libraries/base/Data/Foldable.hs | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libraries/base/Data/Foldable.hs b/libraries/base/Data/Foldable.hs index c17de972af..82bb3d9077 100644 --- a/libraries/base/Data/Foldable.hs +++ b/libraries/base/Data/Foldable.hs @@ -364,6 +364,8 @@ instance Foldable ((,) a) where foldMap f (_, y) = f y foldr f z (_, y) = f y z + length _ = 1 + null _ = False -- | @since 4.8.0.0 instance Foldable (Array i) where |