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Diffstat (limited to 'testsuite/tests/concurrent/prog002/Server.hs')
-rw-r--r-- | testsuite/tests/concurrent/prog002/Server.hs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/testsuite/tests/concurrent/prog002/Server.hs b/testsuite/tests/concurrent/prog002/Server.hs new file mode 100644 index 0000000000..2ff1ccb8c8 --- /dev/null +++ b/testsuite/tests/concurrent/prog002/Server.hs @@ -0,0 +1,18 @@ +import Scheduler +import Foreign +import Foreign.C +import System.Random +import Control.Concurrent + +expensive = f (500 :: Int) + where f 0 = stop + f n = do + r <- atom $ getStdRandom (randomR (0,99::Int)) + r `seq` f $! n-1 + +main = do + m <- newEmptyMVar + forkIO (do + runTIO $ map (\x->expensive) [1..500] + putMVar m ()) + takeMVar m |