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Diffstat (limited to 'testsuite/tests/polykinds/T9222.hs')
| -rw-r--r-- | testsuite/tests/polykinds/T9222.hs | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/testsuite/tests/polykinds/T9222.hs b/testsuite/tests/polykinds/T9222.hs new file mode 100644 index 0000000000..df112519ac --- /dev/null +++ b/testsuite/tests/polykinds/T9222.hs @@ -0,0 +1,7 @@ +{-# LANGUAGE RankNTypes, GADTs, DataKinds, PolyKinds, TypeOperators, TypeFamilies #-} +module T9222 where + +import Data.Proxy + +data Want :: (i,j) -> * where + Want :: (a ~ '(b,c) => Proxy b) -> Want a |