Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/cpp2a/explicit9.C @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | |
children |
line wrap: on
line source
// P0892R2 // { dg-do compile } // { dg-options "-std=c++2a -fconcepts" } #include <type_traits> template <typename T1, typename T2> struct pair { template <typename U1=T1, typename U2=T2> requires std::is_constructible_v<T1, U1> && std::is_constructible_v<T2, U2> explicit(!std::is_convertible_v<U1, T1> || !std::is_convertible_v<U2, T2>) constexpr pair(U1&&, U2&&) { } }; void foo () { pair<int, int> p{1, 2}; pair<int, int> p2 = {1, 2}; }