diff options
Diffstat (limited to 'src/ThreadPool.cpp')
-rw-r--r-- | src/ThreadPool.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/ThreadPool.cpp b/src/ThreadPool.cpp index a1d931a3..d5da4d50 100644 --- a/src/ThreadPool.cpp +++ b/src/ThreadPool.cpp @@ -51,6 +51,10 @@ ThreadPool::shut_down() { { std::unique_lock<std::mutex> lock(m_mutex); + if (m_shutting_down) { + // Already called shut_down. + return; + } m_shutting_down = true; } m_task_enqueued_or_shutting_down_condition.notify_all(); |