Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/ext/is_final.C @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | 04ced10e8804 |
children |
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// PR c++/51365 // { dg-do compile { target c++11 } } struct A { }; static_assert( ! __is_final (A), "A not final" ); struct Af final { }; static_assert( __is_final (Af), "Af is final" ); class B { }; static_assert( ! __is_final (B), "B not final" ); class Bf final { }; static_assert( __is_final (Bf), "Bf is final" ); struct C : private A, private B { }; static_assert( ! __is_final (C), "C not final" ); struct Cf final : private A, private B { }; static_assert( __is_final (Cf), "Cf is final" ); struct D { virtual ~D() final { } }; static_assert( ! __is_final (D), "D not final" ); struct Df final { virtual ~Df() final { } }; static_assert( __is_final (Df), "Df is final" ); template<typename> struct E { }; static_assert( ! __is_final (E<int>), "E<int> not final" ); static_assert( ! __is_final (E<Af>), "E<Af> not final" ); template<typename> struct Ef final { }; static_assert( __is_final (Ef<int>), "Ef<int> is final" ); static_assert( __is_final (Ef<A>), "Ef<A> is final" ); static_assert( __is_final (Ef<Af>), "Ef<Af> is final" ); template<typename> struct F { virtual ~F() final { }; }; static_assert( ! __is_final (F<int>), "F<int> not final" ); static_assert( ! __is_final (F<Af>), "F<Af> not final" ); template<typename> struct Ff final { virtual ~Ff() final { }; }; static_assert( __is_final (Ff<int>), "Ff<int> is final" ); static_assert( __is_final (Ff<A>), "Ff<A> is final" ); static_assert( __is_final (Ff<Af>), "Ff<Af> is final" ); // PR 85254 template <class T> struct final_trait_wrap{ typedef T type; }; template <class T> struct my_is_final { static const bool value = __is_final(typename final_trait_wrap<T>::type); }; struct final1 final {}; template <typename T> struct final2 final {}; static_assert( my_is_final<final1>::value, "final1 is final" ); static_assert( my_is_final<final2<int>>::value, "final2<int> is final" );