diff options
Diffstat (limited to 'testsuite/tests/patsyn/should_compile/T8968-3.hs')
| -rw-r--r-- | testsuite/tests/patsyn/should_compile/T8968-3.hs | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/testsuite/tests/patsyn/should_compile/T8968-3.hs b/testsuite/tests/patsyn/should_compile/T8968-3.hs new file mode 100644 index 0000000000..adbae71a4f --- /dev/null +++ b/testsuite/tests/patsyn/should_compile/T8968-3.hs @@ -0,0 +1,11 @@ +{-# LANGUAGE GADTs, KindSignatures, PatternSynonyms #-} +module ShouldCompile where + +data T a b where + MkT :: a -> T a Bool + +pattern P :: T Bool b +pattern P <- MkT True + +pattern D :: a -> T (Maybe a) Bool +pattern D x = MkT (Just x) |