1 // RUN: %clang_cc1 -triple x86_64-apple-darwin9 %s -std=c++14 -fcoroutines-ts \ 2 // RUN: -fsyntax-only -Wignored-qualifiers -Wno-error=return-type -verify \ 3 // RUN: -fblocks -Wno-unreachable-code -Wno-unused-value 4 5 // RUN: %clang_cc1 -triple x86_64-apple-darwin9 %s -std=c++14 -fcoroutines-ts \ 6 // RUN: -fsyntax-only -Wignored-qualifiers -Wno-error=return-type -verify \ 7 // RUN: -fblocks -Wno-unreachable-code -Wno-unused-value \ 8 // RUN: -DDISABLE_WARNING -Wno-coroutine-missing-unhandled-exception 9 10 #if __has_feature(cxx_exceptions) 11 #error This test requires exceptions be disabled 12 #endif 13 14 #include "Inputs/std-coroutine.h" 15 16 using std::experimental::suspend_always; 17 using std::experimental::suspend_never; 18 19 #ifndef DISABLE_WARNING 20 struct promise_void { // expected-note {{defined here}} 21 #else 22 struct promise_void { 23 #endif 24 void get_return_object(); 25 suspend_always initial_suspend(); 26 suspend_always final_suspend(); 27 void return_void(); 28 }; 29 30 template <typename... T> 31 struct std::experimental::coroutine_traits<void, T...> { using promise_type = promise_void; }; 32 33 #ifndef DISABLE_WARNING test0()34void test0() { // expected-warning {{'promise_void' is required to declare the member 'unhandled_exception()' when exceptions are enabled}} 35 co_return; 36 } 37 #else test0()38void test0() { // expected-no-diagnostics 39 co_return; 40 } 41 #endif 42