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-rw-r--r--testsuite/tests/ghci.debugger/scripts/print031.hs7
1 files changed, 7 insertions, 0 deletions
diff --git a/testsuite/tests/ghci.debugger/scripts/print031.hs b/testsuite/tests/ghci.debugger/scripts/print031.hs
new file mode 100644
index 0000000000..c64c786b89
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+++ b/testsuite/tests/ghci.debugger/scripts/print031.hs
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+module Print031 where
+
+newtype MkT2 a = MkT2 [Maybe a] deriving Show
+data Phantom a = Phantom Int deriving Show
+
+f :: t (Phantom a) -> Bool
+f x = const False x -- const just to bring x into scope \ No newline at end of file