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-rw-r--r--testsuite/tests/typecheck/should_fail/TyAppPat_PatternBindingExistential.hs12
1 files changed, 12 insertions, 0 deletions
diff --git a/testsuite/tests/typecheck/should_fail/TyAppPat_PatternBindingExistential.hs b/testsuite/tests/typecheck/should_fail/TyAppPat_PatternBindingExistential.hs
new file mode 100644
index 0000000000..bd888b3bac
--- /dev/null
+++ b/testsuite/tests/typecheck/should_fail/TyAppPat_PatternBindingExistential.hs
@@ -0,0 +1,12 @@
+{-# LANGUAGE TypeApplications #-}
+{-# LANGUAGE GADTs #-}
+{-# LANGUAGE ExistentialQuantification #-}
+
+module Main where
+
+data Some = forall a. Some a
+
+Some @a x = Some (5 :: Integer)
+
+main = do
+ print (x :: a)