* include/std/future: Enable allocator support.

	* testsuite/30_threads/packaged_task/cons/alloc.cc: Expect PASS.
	* testsuite/30_threads/promise/cons/alloc.cc: Expect PASS.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@165147 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 0 insertions, 21 deletions

diff --git a/libstdc++-v3/include/std/future b/libstdc++-v3/include/std/future
index 803c912294e..0678093fe47 100644
--- a/libstdc++-v3/include/std/future
+++ b/libstdc++-v3/include/std/future
@@ -213,8 +213,6 @@ namespace std
 	typedef unique_ptr<_Res, _Result_base::_Deleter> type;
       };
 
-    // TODO: use when allocator_arg_t available
-    /*
     /// Result_alloc.
     template<typename _Res, typename _Alloc>
       struct _Result_alloc : _Result<_Res>
@@ -255,7 +253,6 @@ namespace std
         }
         return typename _Ptr<__result_type>::type(__p);
       }
-    */
 
 
     /// Shared state between a promise and one or more associated futures.
@@ -843,14 +840,11 @@ namespace std
 	_M_storage(std::move(__rhs._M_storage))
       { }
 
-      // TODO: needs allocator_arg_t
-      /*
       template<typename _Allocator>
         promise(allocator_arg_t, const _Allocator& __a)
         : _M_future(std::allocate_shared<_State>(__a)),
         _M_storage(__future_base::_S_allocate_result<_Res>(__a))
         { }
-      */
 
       promise(const promise&) = delete;
 
@@ -933,14 +927,11 @@ namespace std
 	_M_storage(std::move(__rhs._M_storage))
       { }
 
-      // TODO: needs allocator_arg_t
-      /*
       template<typename _Allocator>
         promise(allocator_arg_t, const _Allocator& __a)
         : _M_future(std::allocate_shared<_State>(__a)),
         _M_storage(__future_base::_S_allocate_result<_Res&>(__a))
         { }
-      */
 
       promise(const promise&) = delete;
 
@@ -1012,14 +1003,11 @@ namespace std
       { }
 
 
-      // TODO: needs allocator_arg_t
-      /*
       template<typename _Allocator>
         promise(allocator_arg_t, const _Allocator& __a)
         : _M_future(std::allocate_shared<_State>(__a)),
         _M_storage(__future_base::_S_allocate_result<void>(__a))
         { }
-      */
 
       promise(const promise&) = delete;
 
@@ -1088,11 +1076,8 @@ namespace std
     _M_future->_M_set_result(std::move(__setter));
   }
 
-  // TODO: needs allocators
-  /*
   template<typename _Res, class Alloc>
     struct uses_allocator<promise<_Res>, Alloc> : true_type  { };
-  */
 
 
   template<typename _StateT, typename _Res>
@@ -1142,14 +1127,11 @@ namespace std
       : _M_result(new _Result<_Res>()), _M_task(std::move(__task))
       { }
 
-      // TODO: needs allocator_arg_t
-      /*
       template<typename _Func, typename _Alloc>
         _Task_state(_Func&& __task, const _Alloc& __a)
         : _M_result(_S_allocate_result<_Res>(__a))
         , _M_task(allocator_arg, __a, std::move(__task))
         { }
-      */
 
       void
       _M_run(_Args... __args)
@@ -1208,14 +1190,11 @@ namespace std
       : _M_state(std::make_shared<_State_type>(__fn))
       { }
 
-      // TODO: needs allocator_arg_t
-      /*
       template<typename _Fn, typename _Allocator>
         explicit
         packaged_task(allocator_arg_t __tag, const _Allocator& __a, _Fn __fn)
         : _M_state(std::allocate_shared<_State_type>(__a, std::move(__fn)))
         { }
-      */
 
       ~packaged_task()
       {