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author | Ben Gamari <ben@smart-cactus.org> | 2021-02-06 18:30:35 -0500 |
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committer | Ben Gamari <ben@smart-cactus.org> | 2021-02-06 18:30:35 -0500 |
commit | b995bfe84f9766e23ff78d7ccd520ec7d8cdbebc (patch) | |
tree | 3e7f15ac3b0abe417797ec89275aa1209f6ca297 /html-test/src/Bug975.hs | |
parent | 9f597b6647a53624eaf501a34bfb4d8d15425929 (diff) | |
parent | 010f0320dff64e3f86091ba4691bc69ce6999647 (diff) |
Merge branch 'wip/ghc-head-merge' into ghc-head
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 |