Implement N3421; comparison predicates<void>

llvm-svn: 187357

1 files changed, 11 insertions, 0 deletions

diff --git a/libcxx/test/utilities/function.objects/comparisons/less_equal.pass.cpp b/libcxx/test/utilities/function.objects/comparisons/less_equal.pass.cpp
index 818af4a8f6d..346e68b9768 100644
--- a/libcxx/test/utilities/function.objects/comparisons/less_equal.pass.cpp
+++ b/libcxx/test/utilities/function.objects/comparisons/less_equal.pass.cpp
@@ -23,4 +23,15 @@ int main()
     assert(f(36, 36));
     assert(!f(36, 6));
     assert(f(6, 36));
+#if _LIBCPP_STD_VER > 11
+    typedef std::less_equal<> F2;
+    const F2 f2 = F2();
+    assert( f2(36, 36));
+    assert(!f2(36, 6));
+    assert( f2(6, 36));
+    assert(!f2(36, 6.0));
+    assert(!f2(36.0, 6));
+    assert( f2(6, 36.0));
+    assert( f2(6.0, 36));
+#endif
 }