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Telegram/ThirdParty/range-v3/test/bug474.cpp

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+// Range v3 library
+//
+//  Use, modification and distribution is subject to the
+//  Boost Software License, Version 1.0. (See accompanying
+//  file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+//
+// Project home: https://github.com/ericniebler/range-v3
+
+#include <vector>
+#include <range/v3/view/any_view.hpp>
+#include <range/v3/algorithm/for_each.hpp>
+
+struct Foo {
+    Foo() = default;
+    Foo(Foo const&) = default;
+    virtual ~Foo() = default;
+    virtual void foo() = 0;
+};
+
+struct Bar : public Foo {
+    virtual void foo() override {}
+};
+
+int main()
+{
+    std::vector<Bar> bars { Bar() };
+    ranges::any_view<Foo &> foos = bars;
+    ranges::for_each(foos, [] (Foo & foo) {
+        foo.foo();
+    });
+}