From 53a420fba21cf1644972b34dcd811a43cdb8368d Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 2 Jan 2017 19:18:58 +0000
Subject: Vendor import of libc++ trunk r290819:
 https://llvm.org/svn/llvm-project/libcxx/trunk@290819

---
 .../func.wrap.func/func.wrap.func.alg/swap.pass.cpp       | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

(limited to 'test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.alg')

diff --git a/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.alg/swap.pass.cpp b/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.alg/swap.pass.cpp
index 58192c928d58..1a9206e0e7f3 100644
--- a/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.alg/swap.pass.cpp
+++ b/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.alg/swap.pass.cpp
@@ -12,13 +12,14 @@
 // class function<R(ArgTypes...)>
 
 // template <MoveConstructible  R, MoveConstructible ... ArgTypes>
-//   void swap(function<R(ArgTypes...)>&, function<R(ArgTypes...)>&);
+//   void swap(function<R(ArgTypes...)>&, function<R(ArgTypes...)>&) noexcept;
 
 
 #include <functional>
 #include <cstdlib>
 #include <cassert>
 
+#include "test_macros.h"
 #include "count_new.hpp"
 
 class A
@@ -63,6 +64,9 @@ int main()
     {
     std::function<int(int)> f1 = A(1);
     std::function<int(int)> f2 = A(2);
+#if TEST_STD_VER >= 11
+    static_assert(noexcept(swap(f1, f2)), "" );
+#endif
     assert(A::count == 2);
     assert(globalMemCounter.checkOutstandingNewEq(2));
     assert(f1.target<A>()->id() == 1);
@@ -78,6 +82,9 @@ int main()
     {
     std::function<int(int)> f1 = A(1);
     std::function<int(int)> f2 = g;
+#if TEST_STD_VER >= 11
+    static_assert(noexcept(swap(f1, f2)), "" );
+#endif
     assert(A::count == 1);
     assert(globalMemCounter.checkOutstandingNewEq(1));
     assert(f1.target<A>()->id() == 1);
@@ -93,6 +100,9 @@ int main()
     {
     std::function<int(int)> f1 = g;
     std::function<int(int)> f2 = A(1);
+#if TEST_STD_VER >= 11
+    static_assert(noexcept(swap(f1, f2)), "" );
+#endif
     assert(A::count == 1);
     assert(globalMemCounter.checkOutstandingNewEq(1));
     assert(*f1.target<int(*)(int)>() == g);
@@ -108,6 +118,9 @@ int main()
     {
     std::function<int(int)> f1 = g;
     std::function<int(int)> f2 = h;
+#if TEST_STD_VER >= 11
+    static_assert(noexcept(swap(f1, f2)), "" );
+#endif
     assert(A::count == 0);
     assert(globalMemCounter.checkOutstandingNewEq(0));
     assert(*f1.target<int(*)(int)>() == g);
-- 
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