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Diffstat (limited to 'testsuite/tests/polykinds/T16762.hs')
| -rw-r--r-- | testsuite/tests/polykinds/T16762.hs | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/testsuite/tests/polykinds/T16762.hs b/testsuite/tests/polykinds/T16762.hs new file mode 100644 index 0000000000..720f8f5725 --- /dev/null +++ b/testsuite/tests/polykinds/T16762.hs @@ -0,0 +1,11 @@ +{-# LANGUAGE GADTs, DataKinds, PolyKinds, ExplicitForAll #-} + +module BadTelescope2 where + +import Data.Kind + +data SameKind :: k -> k -> * + +-- This declaration made GHC 8.10 produce a Core Lint error +data T a b where + MkT :: forall a kx (b :: kx). SameKind a b -> T a b |