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Diffstat (limited to 'testsuite/tests/rts/ffishutdown.hs')
-rw-r--r-- | testsuite/tests/rts/ffishutdown.hs | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/testsuite/tests/rts/ffishutdown.hs b/testsuite/tests/rts/ffishutdown.hs new file mode 100644 index 0000000000..e1688431c8 --- /dev/null +++ b/testsuite/tests/rts/ffishutdown.hs @@ -0,0 +1,13 @@ +import Control.Concurrent +import Control.Monad +import Foreign.Ptr + +main = do + fptr <- wrap $ return . (*4) + forkIO $ forever $ do + _ <- dyn fptr 4 + return () + threadDelay $ 100 * 1000 + +foreign import ccall "wrapper" wrap :: (Double -> IO Double) -> IO (FunPtr (Double -> IO Double)) +foreign import ccall "dynamic" dyn :: FunPtr (Double -> IO Double) -> Double -> IO Double |