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view gcc/testsuite/g++.dg/cpp2a/concepts-pr67225-1.C @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
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date | Thu, 13 Feb 2020 11:34:05 +0900 |
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// PR c++/67225 // { dg-do compile { target c++2a } } // { dg-additional-options "-fconcepts-ts" } template <class T, class U> concept bool Same() { return true; } template <class T> struct WrapT {T t;}; template <class T> concept bool Destructible() { return requires(T t, const T ct, WrapT<T>& wt) // { dg-message "in requirements" } { {wt.~WrapT()} noexcept; // {&t} -> Same<T*>; // #1 //{&t} -> T*; // #2 }; } template <Destructible T> void f() {} struct Y {private: ~Y();}; int main() { f<Y>(); // { dg-error "" } }