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author | Alec Theriault <alec.theriault@gmail.com> | 2020-03-20 20:17:01 -0400 |
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committer | Alec Theriault <alec.theriault@gmail.com> | 2020-03-20 20:17:01 -0400 |
commit | 053c9add568dad4264f4629bff0de9b10d9316e1 (patch) | |
tree | 0e6f4de693a1748fb59df1ef32e5596e6008af0b /html-test/src/Bug975.hs | |
parent | 70f4b3a03a47b38ee301f0da9c72d5a7ff0ed9b0 (diff) | |
parent | dae8d9de6aaf3913a3776f1af235fb72404e9970 (diff) |
Merge branch 'ghc-8.8' into ghc-8.10
Diffstat (limited to 'html-test/src/Bug975.hs')
-rw-r--r-- | html-test/src/Bug975.hs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/html-test/src/Bug975.hs b/html-test/src/Bug975.hs new file mode 100644 index 00000000..97ebabda --- /dev/null +++ b/html-test/src/Bug975.hs @@ -0,0 +1,15 @@ +{-# LANGUAGE ExplicitForAll #-} +module Bug973 where + +showRead + :: forall a b. (Show a, Read b) + => a -- ^ this gets turned into a string... + -> b -- ^ ...from which this is read +showRead = read . show + +-- | Same as 'showRead', but with type variable order flipped +showRead' + :: forall b a. (Show a, Read b) + => a -- ^ this gets turned into a string... + -> b -- ^ ...from which this is read +showRead' = read . show |