From 5fd20c8bad1edee1fdf4e84a6a8c64af4cef8bbf Mon Sep 17 00:00:00 2001
From: BlackMATov <blackmat@mail.ru>
Date: Fri, 29 Dec 2023 05:02:29 +0700
Subject: [PATCH] fix clang warnings

---
 develop/manuals/meta_manuals/ucast_manual.cpp | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/develop/manuals/meta_manuals/ucast_manual.cpp b/develop/manuals/meta_manuals/ucast_manual.cpp
index 635fc07..a716e82 100644
--- a/develop/manuals/meta_manuals/ucast_manual.cpp
+++ b/develop/manuals/meta_manuals/ucast_manual.cpp
@@ -17,9 +17,19 @@ namespace
     // after this we will be able to use the library's polymorphic functions
     // like `ucast` or `resolve_type(T&&)`
 
-    struct A { META_HPP_ENABLE_POLY_INFO() };
-    struct B { META_HPP_ENABLE_POLY_INFO() };
-    struct C : A, B { META_HPP_ENABLE_POLY_INFO(A, B) };
+    struct A {
+        virtual ~A() = default;
+        META_HPP_ENABLE_POLY_INFO()
+    };
+
+    struct B {
+        virtual ~B() = default;
+        META_HPP_ENABLE_POLY_INFO()
+    };
+
+    struct C : A, B {
+        META_HPP_ENABLE_POLY_INFO(A, B)
+    };
 }
 
 TEST_CASE("meta/meta_manuals/ucast") {