Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/cpp0x/dyncast1.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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// PR c++/57599 // { dg-do compile { target c++11 } } struct A { }; struct B : public A { }; template<class, class> struct is_same { static constexpr bool value = false; }; template<class T> struct is_same<T, T> { static constexpr bool value = true; }; template<class T> T val(); static_assert(is_same<decltype(dynamic_cast<A*>(val<B*>())), A*>::value, "Ouch"); static_assert(is_same<decltype(dynamic_cast<A&>(val<B&>())), A&>::value, "Ouch"); static_assert(is_same<decltype(dynamic_cast<const A*>(val<B*>())), const A*>::value, "Ouch"); static_assert(is_same<decltype(dynamic_cast<const A&>(val<B&>())), const A&>::value, "Ouch"); static_assert(is_same<decltype(dynamic_cast<volatile A*>(val<B*>())), volatile A*>::value, "Ouch"); static_assert(is_same<decltype(dynamic_cast<volatile A&>(val<B&>())), volatile A&>::value, "Ouch"); static_assert(is_same<decltype(dynamic_cast<const volatile A*>(val<B*>())), const volatile A*>::value, "Ouch"); static_assert(is_same<decltype(dynamic_cast<const volatile A&>(val<B&>())), const volatile A&>::value, "Ouch");