1 files changed, 14 insertions, 0 deletions
diff --git a/testsuite/tests/lib/IO/concio002.hs b/testsuite/tests/lib/IO/concio002.hs
new file mode 100644
index 0000000000..60a2ed2a89
--- /dev/null
+++ b/testsuite/tests/lib/IO/concio002.hs
@@ -0,0 +1,14 @@
+import System.Process
+import System.IO
+import Control.Concurrent
+
+main = do
+  (hin,hout,herr,ph) <- runInteractiveProcess "cat" [] Nothing Nothing
+  forkIO $ do threadDelay 100000
+              putStrLn "child"
+              hFlush stdout
+              hPutStrLn hin "msg"
+              hFlush hin
+  putStrLn "parent1"
+  hGetLine hout >>= putStrLn
+  putStrLn "parent2"