1 files changed, 14 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/utility/utility.swap/swap.pass.cpp b/libcxx/test/std/utilities/utility/utility.swap/swap.pass.cpp
index f52af4cb896..c9146ee7637 100644
--- a/libcxx/test/std/utilities/utility/utility.swap/swap.pass.cpp
+++ b/libcxx/test/std/utilities/utility/utility.swap/swap.pass.cpp
@@ -62,6 +62,16 @@ constexpr bool can_swap() {
 }
 #endif
 
+#if TEST_STD_VER > 17
+constexpr bool test_swap_constexpr()
+{
+    int i = 1;
+    int j = 2;
+    std::swap(i, j);
+    return i == 2 && j == 1;
+}
+#endif // TEST_STD_VER > 17
+
 int main(int, char**)
 {
 
@@ -100,5 +110,9 @@ int main(int, char**)
     }
 #endif
 
+#if TEST_STD_VER > 17
+    static_assert(test_swap_constexpr());
+#endif // TEST_STD_VER > 17
+
   return 0;
 }