34 lines
809 B
C++
34 lines
809 B
C++
// RUN: %clang_cc1 -fsyntax-only -Wunused-parameter -verify -std=c++20 %s
|
|
|
|
#include "Inputs/std-coroutine.h"
|
|
|
|
struct awaitable {
|
|
bool await_ready() noexcept;
|
|
void await_resume() noexcept;
|
|
void await_suspend(std::coroutine_handle<>) noexcept;
|
|
};
|
|
|
|
struct task : awaitable {
|
|
struct promise_type {
|
|
task get_return_object() noexcept;
|
|
awaitable initial_suspend() noexcept;
|
|
awaitable final_suspend() noexcept;
|
|
void unhandled_exception() noexcept;
|
|
void return_void() noexcept;
|
|
};
|
|
};
|
|
|
|
task foo(int a) { // expected-warning{{unused parameter 'a'}}
|
|
co_return;
|
|
}
|
|
|
|
task bar(int a, int b) { // expected-warning{{unused parameter 'b'}}
|
|
a = a + 1;
|
|
co_return;
|
|
}
|
|
|
|
void create_closure() {
|
|
auto closure = [](int c) -> task { // expected-warning{{unused parameter 'c'}}
|
|
co_return;
|
|
};
|
|
}
|