Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/coroutines/coro-missing-promise-yield.C @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 1830386684a0 |
children |
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// { dg-additional-options "-fsyntax-only -w" } #include "coro.h" struct MissingPromiseYield { coro::coroutine_handle<> handle; MissingPromiseYield () : handle (nullptr) {} MissingPromiseYield (coro::coroutine_handle<> handle) : handle (handle) {} struct missing_yield { coro::suspend_never initial_suspend() { return {}; } coro::suspend_never final_suspend() { return {}; } MissingPromiseYield get_return_object() { return MissingPromiseYield (coro::coroutine_handle<missing_yield>::from_promise (*this)); } void return_value (int v) {} void unhandled_exception() { /*std::terminate();*/ }; }; }; template<> struct coro::coroutine_traits<MissingPromiseYield> { using promise_type = MissingPromiseYield::missing_yield; }; MissingPromiseYield bar () { co_yield 22; // { dg-error {no member named 'yield_value' in} } co_return 0; } int main (int ac, char *av[]) { MissingPromiseYield x = bar (); return 0; }