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-rw-r--r--testsuite/tests/arrows/should_fail/T2111.hs10
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diff --git a/testsuite/tests/arrows/should_fail/T2111.hs b/testsuite/tests/arrows/should_fail/T2111.hs
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+++ b/testsuite/tests/arrows/should_fail/T2111.hs
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+{-# OPTIONS_GHC -XArrows -XDoRec -XRecursiveDo#-}
+-- Test Trac #2111
+
+module Foo where
+
+foo = do { rec { x <- undefined -< x }; undefined -< x }
+
+bar1 = do { rec { x <- return ('a':x); }; putStrLn (take 20 x) }
+
+bar2 = mdo { rec { x <- return ('a':x); }; putStrLn (take 20 x) }