1 // Test that if the compiler will emit error message if the promise_type contain 2 // operator delete but none of them are available. This is required by the standard. 3 // RUN: %clang_cc1 %s -std=c++20 %s -fsyntax-only -verify 4 5 #include "Inputs/std-coroutine.h" 6 7 namespace std { 8 typedef __SIZE_TYPE__ size_t; 9 enum class align_val_t : size_t {}; 10 } 11 12 struct task { 13 struct promise_type { initial_suspendtask::promise_type14 auto initial_suspend() { return std::suspend_always{}; } final_suspendtask::promise_type15 auto final_suspend() noexcept { return std::suspend_always{}; } get_return_objecttask::promise_type16 auto get_return_object() { return task{}; } unhandled_exceptiontask::promise_type17 void unhandled_exception() {} return_valuetask::promise_type18 void return_value(int) {} 19 20 void operator delete(void *ptr, void *meaningless_placeholder); // expected-note {{member 'operator delete' declared here}} 21 }; 22 }; 23 f()24task f() { // expected-error 1+{{no suitable member 'operator delete' in 'promise_type'}} 25 co_return 43; 26 } 27