coroutine-unhandled_exception-warning.cpp
1.31 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
// RUN: %clang_cc1 -triple x86_64-apple-darwin9 %s -std=c++14 -fcoroutines-ts \
// RUN: -fsyntax-only -Wignored-qualifiers -Wno-error=return-type -verify \
// RUN: -fblocks -Wno-unreachable-code -Wno-unused-value
// RUN: %clang_cc1 -triple x86_64-apple-darwin9 %s -std=c++14 -fcoroutines-ts \
// RUN: -fsyntax-only -Wignored-qualifiers -Wno-error=return-type -verify \
// RUN: -fblocks -Wno-unreachable-code -Wno-unused-value \
// RUN: -DDISABLE_WARNING -Wno-coroutine-missing-unhandled-exception
#if __has_feature(cxx_exceptions)
#error This test requires exceptions be disabled
#endif
#include "Inputs/std-coroutine.h"
using std::experimental::suspend_always;
using std::experimental::suspend_never;
#ifndef DISABLE_WARNING
struct promise_void { // expected-note {{defined here}}
#else
struct promise_void {
#endif
void get_return_object();
suspend_always initial_suspend();
suspend_always final_suspend() noexcept;
void return_void();
};
template <typename... T>
struct std::experimental::coroutine_traits<void, T...> { using promise_type = promise_void; };
#ifndef DISABLE_WARNING
void test0() { // expected-warning {{'promise_void' is required to declare the member 'unhandled_exception()' when exceptions are enabled}}
co_return;
}
#else
void test0() { // expected-no-diagnostics
co_return;
}
#endif