@@ -1416,7 +1416,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
virtual void
_M_run(_Args&&... __args)
{
- auto __boundfn = [&] () -> typename result_of<_Fn(_Args&&...)>::type {
+ auto __boundfn = [&] () -> typename result_of<_Fn&(_Args&&...)>::type {
return std::__invoke(_M_impl._M_fn, std::forward<_Args>(__args)...);
};
this->_M_set_result(_S_task_setter(this->_M_result, __boundfn));
@@ -1425,7 +1425,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
virtual void
_M_run_delayed(_Args&&... __args, weak_ptr<_State_base> __self)
{
- auto __boundfn = [&] () -> typename result_of<_Fn(_Args&&...)>::type {
+ auto __boundfn = [&] () -> typename result_of<_Fn&(_Args&&...)>::type {
return std::__invoke(_M_impl._M_fn, std::forward<_Args>(__args)...);
};
this->_M_set_delayed_result(_S_task_setter(this->_M_result, __boundfn),
new file mode 100644
@@ -0,0 +1,27 @@
+// Copyright (C) 2017 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+// { dg-do compile { target c++11 } }
+
+#include <future>
+
+struct F {
+ void operator()() & { }
+ void operator()() && = delete; // PR libstdc++/79486
+};
+
+std::packaged_task<void()> t{F{}};