1 files changed, 8 insertions, 0 deletions
diff --git a/libcxx/test/utilities/function.objects/comparisons/equal_to.pass.cpp b/libcxx/test/utilities/function.objects/comparisons/equal_to.pass.cpp
index 988e957e982..7904887c686 100644
--- a/libcxx/test/utilities/function.objects/comparisons/equal_to.pass.cpp
+++ b/libcxx/test/utilities/function.objects/comparisons/equal_to.pass.cpp
@@ -22,4 +22,12 @@ int main()
     static_assert((std::is_base_of<std::binary_function<int, int, bool>, F>::value), "");
     assert(f(36, 36));
     assert(!f(36, 6));
+#if _LIBCPP_STD_VER > 11
+    typedef std::equal_to<> F2;
+    const F2 f2 = F2();
+    assert(f2(36, 36));
+    assert(!f2(36, 6));
+    assert(f2(36, 36.0));
+    assert(f2(36.0, 36L));
+#endif
 }