diff options
Diffstat (limited to 'testsuite/tests/indexed-types/should_fail/SimpleFail12.hs')
| -rw-r--r-- | testsuite/tests/indexed-types/should_fail/SimpleFail12.hs | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/testsuite/tests/indexed-types/should_fail/SimpleFail12.hs b/testsuite/tests/indexed-types/should_fail/SimpleFail12.hs new file mode 100644 index 0000000000..0c8ffefefe --- /dev/null +++ b/testsuite/tests/indexed-types/should_fail/SimpleFail12.hs @@ -0,0 +1,9 @@ +{-# LANGUAGE TypeFamilies, Rank2Types #-} + + +module ShouldFail where + +type family C a :: * +-- must fail: rhs is not a tau type +type instance C Int = forall a. [a] + |