File: coroutine-unhandled_exception-warning.cpp

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 733,456 kB
  • sloc: cpp: 3,776,651; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; ruby: 156
file content (41 lines) | stat: -rw-r--r-- 1,331 bytes parent folder | download | duplicates (7)
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();
  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