Create 003_rtti_std_is_trivially_copyable.cpp

Author: ls-Brynn

cpp_11/003_rtti_std_is_trivially_copyable.cpp

@@ -0,0 +1,22 @@
+#include <iostream>
+#include <type_traits>
+ 
+struct A {
+    int m;
+};
+ 
+struct B {
+    B(const B&) {}
+};
+ 
+struct C {
+    virtual void foo();
+};
+ 
+int main()
+{
+    std::cout << std::boolalpha;
+    std::cout << std::is_trivially_copyable<A>::value << '\n';
+    std::cout << std::is_trivially_copyable<B>::value << '\n';
+    std::cout << std::is_trivially_copyable<C>::value << '\n';
+}