Avoid unecessary object copies

1 files changed, 2 insertions, 2 deletions

diff --git a/unsupported/Eigen/CXX11/src/ThreadPool/ThreadEnvironment.h b/unsupported/Eigen/CXX11/src/ThreadPool/ThreadEnvironment.h
index d2204ad5b..399f95cc1 100644
--- a/unsupported/Eigen/CXX11/src/ThreadPool/ThreadEnvironment.h
+++ b/unsupported/Eigen/CXX11/src/ThreadPool/ThreadEnvironment.h
@@ -21,14 +21,14 @@ struct StlThreadEnvironment {
   // destructor must join the thread.
   class EnvThread {
    public:
-    EnvThread(std::function<void()> f) : thr_(f) {}
+    EnvThread(std::function<void()> f) : thr_(std::move(f)) {}
     ~EnvThread() { thr_.join(); }
 
    private:
     std::thread thr_;
   };
 
-  EnvThread* CreateThread(std::function<void()> f) { return new EnvThread(f); }
+  EnvThread* CreateThread(std::function<void()> f) { return new EnvThread(std::move(f)); }
   Task CreateTask(std::function<void()> f) { return Task{std::move(f)}; }
   void ExecuteTask(const Task& t) { t.f(); }
 };