Subject: [Boost-bugs] [Boost C++ Libraries] #11818: future.then will be blocked if promise is set after then invocation of then
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2015-11-24 12:27:21
#11818: future.then will be blocked if promise is set after then invocation of then
--------------------------------------------+----------------------
Reporter: Xiaoshuang LU <luxiaoshuang@â¦> | Owner: anthonyw
Type: Bugs | Status: new
Milestone: To Be Determined | Component: thread
Version: Boost 1.59.0 | Severity: Problem
Keywords: |
--------------------------------------------+----------------------
int function()
{
boost::promise<int> promise;
boost::future<int> future = promise.get_future();
boost::future<int> result =
future.then
(
boost::launch::deferred,
[](boost::future<int> && f)
{
std::cout << std::this_thread::get_id() << ": callback" <<
std::endl;
std::cout << "The value is: " << f.get() << std::endl;
return f.get();
}
);
// We could not reach here.
std::cout << std::this_thread::get_id() << ": function" << std::endl;
promise.set_value(0);
return 0;
}
-- Ticket URL: <https://svn.boost.org/trac/boost/ticket/11818> Boost C++ Libraries <http://www.boost.org/> Boost provides free peer-reviewed portable C++ source libraries.
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