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Diffstat (limited to 'testsuite/tests/dependent/should_fail/T13780a.hs')
| -rw-r--r-- | testsuite/tests/dependent/should_fail/T13780a.hs | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/testsuite/tests/dependent/should_fail/T13780a.hs b/testsuite/tests/dependent/should_fail/T13780a.hs new file mode 100644 index 0000000000..1f7c95c40a --- /dev/null +++ b/testsuite/tests/dependent/should_fail/T13780a.hs @@ -0,0 +1,9 @@ +{-# LANGUAGE ExistentialQuantification #-} +{-# LANGUAGE TypeFamilies #-} +{-# LANGUAGE TypeInType #-} +module T13780a where + +data family Sing (a :: k) + +data Foo a = a ~ Bool => MkFoo +data instance Sing (z :: Foo a) = (z ~ MkFoo) => SMkFoo |