sync with N3126

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@113101 91177308-0d34-0410-b5e6-96231b3b80d8

test/containers/container.adaptors/stack/stack.cons.alloc/ctor_alloc.pass.cpp

@@ -0,0 +1,38 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <stack>
+
+// template <class Alloc>
+//   explicit stack(const Alloc& a);
+
+#include <stack>
+#include <cassert>
+
+#include "../../../../test_allocator.h"
+
+struct test
+    : private std::stack<int, std::deque<int, test_allocator<int> > >
+{
+    typedef std::stack<int, std::deque<int, test_allocator<int> > > base;
+
+    explicit test(const test_allocator<int>& a) : base(a) {}
+    test(const container_type& c, const test_allocator<int>& a) : base(c, a) {}
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+    test(container_type&& c, const test_allocator<int>& a) : base(std::move(c), a) {}
+    test(test&& q, const test_allocator<int>& a) : base(std::move(q), a) {}
+#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+    test_allocator<int> get_allocator() {return c.get_allocator();}
+};
+
+int main()
+{
+    test q(test_allocator<int>(3));
+    assert(q.get_allocator() == test_allocator<int>(3));
+}