Mercurial > hg > CbC > CbC_gcc

comparison gcc/testsuite/g++.dg/cpp2a/concepts-pr67225-1.C @ 145:1830386684a0

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents
children
comparison
equal deleted inserted replaced
131:84e7813d76e9 145:1830386684a0
1 // PR c++/67225
2 // { dg-do compile { target c++2a } }
3 // { dg-additional-options "-fconcepts-ts" }
4
5 template <class T, class U>
6 concept bool Same()
7 {
8 return true;
9 }
10
11 template <class T> struct WrapT {T t;};
12
13 template <class T>
14 concept bool Destructible()
15 {
16 return requires(T t, const T ct, WrapT<T>& wt) // { dg-message "in requirements" }
17 {
18 {wt.~WrapT()} noexcept;
19 // {&t} -> Same<T*>; // #1
20 //{&t} -> T*; // #2
21 };
22 }
23
24 template <Destructible T>
25 void f() {}
26
27 struct Y {private: ~Y();};
28
29 int main()
30 {
31 f<Y>(); // { dg-error "" }
32 }