[queue.syn,stack.syn] Add partial specialization of uses_allocator

Author: jensmaurer

source/containers.tex

@@ -9568,9 +9568,6 @@
 
 namespace std {
   template<class T, class Container = deque<T>> class queue;
-  template<class T, class Container = vector<T>,
-           class Compare = less<typename Container::value_type>>
-    class priority_queue;
 
   template<class T, class Container>
     bool operator==(const queue<T, Container>& x, const queue<T, Container>& y);
@@ -9587,9 +9584,18 @@
 
   template<class T, class Container>
     void swap(queue<T, Container>& x, queue<T, Container>& y) noexcept(noexcept(x.swap(y)));
+  template<class T, class Container, class Alloc>
+    struct uses_allocator<queue<T, Container>, Alloc>;
+
+  template<class T, class Container = vector<T>,
+           class Compare = less<typename Container::value_type>>
+    class priority_queue;
+
   template<class T, class Container, class Compare>
     void swap(priority_queue<T, Container, Compare>& x,
               priority_queue<T, Container, Compare>& y) noexcept(noexcept(x.swap(y)));
+  template<class T, class Container, class Compare, class Alloc>
+    struct uses_allocator<priority_queue<T, Container, Compare>, Alloc>;
 }
 \end{codeblock}
 
@@ -9617,6 +9623,8 @@
 
   template<class T, class Container>
     void swap(stack<T, Container>& x, stack<T, Container>& y) noexcept(noexcept(x.swap(y)));
+  template<class T, class Container, class Alloc>
+    struct uses_allocator<stack<T, Container>, Alloc>;
 }
 \end{codeblock}