1 files changed, 22 insertions, 0 deletions
diff --git a/testsuite/tests/deSugar/should_run/dsrun021.hs b/testsuite/tests/deSugar/should_run/dsrun021.hs
new file mode 100644
index 0000000000..7489f77a4a
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+++ b/testsuite/tests/deSugar/should_run/dsrun021.hs
@@ -0,0 +1,22 @@
+-- Transformation stress test
+
+{-# OPTIONS_GHC -XTransformListComp #-}
+
+module Main where
+
+import Data.List(takeWhile)
+import GHC.Exts(sortWith)
+
+employees = [ ("Simon", "MS", 80)
+            , ("Erik", "MS", 100)
+            , ("Phil", "Ed", 40)
+            , ("Gordon", "Ed", 45)
+            , ("Paul", "Yale", 60)]
+
+main = putStrLn (show output)
+  where
+    output = [ (dept, salary) 
+             | (name, dept, salary) <- employees
+             , then sortWith by salary
+             , then filter by salary > 50
+             , then take 1 ]
+\ No newline at end of file