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-rw-r--r--testsuite/tests/rename/should_fail/T23301.hs9
1 files changed, 9 insertions, 0 deletions
diff --git a/testsuite/tests/rename/should_fail/T23301.hs b/testsuite/tests/rename/should_fail/T23301.hs
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+++ b/testsuite/tests/rename/should_fail/T23301.hs
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+{-# LANGUAGE DuplicateRecordFields, TypeFamilies #-}
+
+module T23301 where
+
+data family D a
+data instance D Int = MkD1 { fld :: Int } | MkD1b | MkD1c { fld :: Int, bar :: Bool }
+data instance D Bool = MkD2 { fld :: Bool }
+
+foo = fld