any: avoid implicit conversions

src/entt/core/any.hpp

@@ -51,11 +51,11 @@ class basic_any {
 
     struct storage_type {
         // NOLINTNEXTLINE(cppcoreguidelines-avoid-c-arrays, modernize-avoid-c-arrays)
-        alignas(Align) std::byte data[Len + !Len];
+        alignas(Align) std::byte data[Len + static_cast<std::size_t>(Len == 0u)];
     };
 
     template<typename Type>
-    static constexpr bool in_situ = Len && alignof(Type) <= Align && sizeof(Type) <= Len && std::is_nothrow_move_constructible_v<Type>;
+    static constexpr bool in_situ = (Len != 0u) && alignof(Type) <= Align && sizeof(Type) <= Len && std::is_nothrow_move_constructible_v<Type>;
 
     template<typename Type>
     static const void *basic_vtable(const operation op, const basic_any &value, const void *other) {