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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/4811.hs
parentebd422aed41048476aa61dd4c520d43becd78682 (diff)
downloadhaskell-16514f272fb42af6e9c7674a9bd6c9dce369231f.tar.gz
Move tests from tests/ghc-regress/* to just tests/*
Diffstat (limited to 'testsuite/tests/concurrent/should_run/4811.hs')
-rw-r--r--testsuite/tests/concurrent/should_run/4811.hs14
1 files changed, 14 insertions, 0 deletions
diff --git a/testsuite/tests/concurrent/should_run/4811.hs b/testsuite/tests/concurrent/should_run/4811.hs
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index 0000000000..5aad0a51df
--- /dev/null
+++ b/testsuite/tests/concurrent/should_run/4811.hs
@@ -0,0 +1,14 @@
+import Control.Concurrent
+import Control.Monad
+
+-- tests for a bug where throwTo targets a thread just created by
+-- forkOn, which is still in the process of migrating to another CPU (#4811)
+
+main = do
+ m <- newEmptyMVar
+ forkOn 0 $ do
+ replicateM_ 1000 $ do
+ t <- forkOn 1 $ return ()
+ killThread t
+ putMVar m ()
+ takeMVar m