Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/cpp0x/sfinae44.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++/56913 // { dg-do compile { target c++11 } } template<typename T> T &&declval(); template<typename T, typename U, typename = decltype((declval<T>().*declval<U>())())> constexpr bool test(int) { return true; } template<typename T, typename U> constexpr bool test(...) { return false; } struct S {}; static_assert(!test<S, void (S::*)() &>(0), ""); static_assert(test<S, void (S::*)() &&>(0), ""); static_assert(test<S &, void (S::*)() &>(0), ""); static_assert(!test<S &, void (S::*)() &&>(0), "");