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-rw-r--r--libraries/base/GHC/Event/PSQ.hs1
1 files changed, 1 insertions, 0 deletions
diff --git a/libraries/base/GHC/Event/PSQ.hs b/libraries/base/GHC/Event/PSQ.hs
index e61c31b1b4..a4c0ccc23c 100644
--- a/libraries/base/GHC/Event/PSQ.hs
+++ b/libraries/base/GHC/Event/PSQ.hs
@@ -479,6 +479,7 @@ infixr 5 <>
seqToList :: Sequ a -> [a]
seqToList (Sequ x) = x []
+-- | @since 4.3.1.0
instance Show a => Show (Sequ a) where
showsPrec d a = showsPrec d (seqToList a)