| // PR c++/94808 |
| // { dg-do compile { target concepts } } |
| |
| template<typename T, typename... Args> |
| concept c1 = requires (T t, Args... args) { *t; }; |
| // { dg-message "in requirements with .T t., .Args ... args. .with Args = \{\}; T = int" "" { target *-*-* } .-1 } |
| |
| static_assert(c1<int>); // { dg-error "failed" } |
| |
| void f(...); |
| |
| template<typename... Args> |
| concept c2 = requires (Args... args) { f(*args...); }; |
| // { dg-message "in requirements with .Args ... args. .with Args = \{int, char\}" "" { target *-*-* } .-1 } |
| |
| static_assert(c2<int, char>); // { dg-error "failed" } |
