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std::forward arguments. Actually this helped in reducing worst case performance

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KjellKod 2014-04-12 00:18:30 -06:00
parent 183a513fd0
commit 33d6378e01
1 changed files with 2 additions and 2 deletions
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4
g2log/src/g2sinkhandle.hpp
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@ -36,10 +36,10 @@ namespace g2 {
// the returned future will contain a bad_weak_ptr exception instead of the // the returned future will contain a bad_weak_ptr exception instead of the
// call result. // call result.
template<typename AsyncCall, typename... Args> template<typename AsyncCall, typename... Args>
auto call(AsyncCall func , Args... args) -> std::future<typename std::result_of<decltype(func)(T, Args...)>::type> { auto call(AsyncCall func , Args&&... args) -> std::future<typename std::result_of<decltype(func)(T, Args...)>::type> {
try { try {
std::shared_ptr<internal::Sink<T>> sink(_sink); std::shared_ptr<internal::Sink<T>> sink(_sink);
return sink->async(func, args...); return sink->async(func, std::forward<Args>(args)...);
} catch (const std::bad_weak_ptr& e) { } catch (const std::bad_weak_ptr& e) {
typedef typename std::result_of<decltype(func)(T, Args...)>::type PromiseType; typedef typename std::result_of<decltype(func)(T, Args...)>::type PromiseType;
std::promise<PromiseType> promise; std::promise<PromiseType> promise;