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-rw-r--r--libraries/base/GHC/Show.hs4
1 files changed, 1 insertions, 3 deletions
diff --git a/libraries/base/GHC/Show.hs b/libraries/base/GHC/Show.hs
index ecfb7dbe0f..04fbcb6112 100644
--- a/libraries/base/GHC/Show.hs
+++ b/libraries/base/GHC/Show.hs
@@ -169,9 +169,7 @@ appPrec1 = I# 11# -- appPrec + 1
deriving instance Show ()
-- | @since 4.15
-instance Show a => Show (Solo a) where
- showsPrec d (Solo x) = showParen (d > 10) $
- showString "Solo " . showsPrec 11 x
+deriving instance Show a => Show (Solo a)
-- | @since 2.01
instance Show a => Show [a] where