diff options
Diffstat (limited to 'testsuite/tests/indexed-types/should_fail/NonLinearSigErr.hs')
-rw-r--r-- | testsuite/tests/indexed-types/should_fail/NonLinearSigErr.hs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/testsuite/tests/indexed-types/should_fail/NonLinearSigErr.hs b/testsuite/tests/indexed-types/should_fail/NonLinearSigErr.hs new file mode 100644 index 0000000000..34a9fd3ff6 --- /dev/null +++ b/testsuite/tests/indexed-types/should_fail/NonLinearSigErr.hs @@ -0,0 +1,8 @@ +{-# LANGUAGE TypeFamilies #-} + +-- This is actually perfectly ok! + +module NonLinearSigErr where + +type family E a b +type instance E a (a :: *) = [a] |