Address nits

Author: smallp-o-p

libcxx/test/std/utilities/optional/optional.object/optional.object.assign/emplace.pass.cpp

@@ -229,7 +229,7 @@ constexpr bool test_ref() {
   {
     Opt opt;
     auto& v = opt.emplace(t);
-    static_assert(std::is_same_v<T&, decltype(v)>, "");
+    static_assert(std::is_same_v<T&, decltype(v)>);
     assert(static_cast<bool>(opt) == true);
     assert(*opt == t);
     assert(&v == &*opt);

libcxx/test/std/utilities/optional/optional.object/optional.object.dtor/dtor.pass.cpp

@@ -67,8 +67,8 @@ int main(int, char**)
 #if TEST_STD_VER >= 26
     {
       typedef X& T;
-      static_assert(std::is_trivially_destructible<T>::value);
-      static_assert(std::is_trivially_destructible<optional<T>>::value);
+      static_assert(std::is_trivially_destructible_v<T>);
+      static_assert(std::is_trivially_destructible_v<optional<T>>);
     }
     X::dtor_called = false;
     X x;
@@ -79,8 +79,8 @@ int main(int, char**)
     assert(X::dtor_called == false);
 
     {
-      static_assert(std::is_trivially_destructible<X (&)()>::value);
-      static_assert(std::is_trivially_destructible<optional<X (&)()>>::value);
+      static_assert(std::is_trivially_destructible_v<X (&)()>);
+      static_assert(std::is_trivially_destructible_v<optional<X (&)()>>);
     }
 #endif
     return 0;