summaryrefslogtreecommitdiff
path: root/testsuite/tests/concurrent/should_run/3429.hs
diff options
context:
space:
mode:
authorDavid Terei <davidterei@gmail.com>2011-07-20 11:09:03 -0700
committerDavid Terei <davidterei@gmail.com>2011-07-20 11:26:35 -0700
commit16514f272fb42af6e9c7674a9bd6c9dce369231f (patch)
treee4f332b45fe65e2a7a2451be5674f887b42bf199 /testsuite/tests/concurrent/should_run/3429.hs
parentebd422aed41048476aa61dd4c520d43becd78682 (diff)
downloadhaskell-16514f272fb42af6e9c7674a9bd6c9dce369231f.tar.gz
Move tests from tests/ghc-regress/* to just tests/*
Diffstat (limited to 'testsuite/tests/concurrent/should_run/3429.hs')
-rw-r--r--testsuite/tests/concurrent/should_run/3429.hs22
1 files changed, 22 insertions, 0 deletions
diff --git a/testsuite/tests/concurrent/should_run/3429.hs b/testsuite/tests/concurrent/should_run/3429.hs
new file mode 100644
index 0000000000..8b12a8b1ff
--- /dev/null
+++ b/testsuite/tests/concurrent/should_run/3429.hs
@@ -0,0 +1,22 @@
+import Control.Monad
+import Control.Concurrent
+import Control.Concurrent.MVar
+import Control.Exception
+import System.IO
+
+main :: IO ()
+main = do hSetBuffering stdout NoBuffering
+ replicateM_ 1000 doit
+
+doit :: IO ()
+doit = do v <- newMVar ()
+ t <- forkIO (foo v)
+ threadDelay 1000
+ killThread t
+ takeMVar v
+ putChar '.'
+
+foo :: MVar () -> IO ()
+foo v = do let loop = do withMVar v $ \x -> evaluate x
+ loop
+ loop