THRIFT-4106: fix errors concurrency_test was identifying
Client: C++
This closes #1343
diff --git a/lib/cpp/test/concurrency/ThreadManagerTests.h b/lib/cpp/test/concurrency/ThreadManagerTests.h
index c07a21b..9ecd6ba 100644
--- a/lib/cpp/test/concurrency/ThreadManagerTests.h
+++ b/lib/cpp/test/concurrency/ThreadManagerTests.h
@@ -109,7 +109,7 @@
shared_ptr<ThreadManager> threadManager = ThreadManager::newSimpleThreadManager(workerCount);
shared_ptr<PlatformThreadFactory> threadFactory
- = shared_ptr<PlatformThreadFactory>(new PlatformThreadFactory());
+ = shared_ptr<PlatformThreadFactory>(new PlatformThreadFactory(false));
#if !USE_BOOST_THREAD && !USE_STD_THREAD
threadFactory->setPriority(PosixThreadFactory::HIGHEST);