Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/coroutines/coro-missing-ret-void.C @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
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date | Thu, 13 Feb 2020 11:34:05 +0900 |
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// { dg-additional-options "-fsyntax-only -w" } #include "coro.h" // Diagose missing return_void() in the promise type. struct MissingRetVoid { coro::coroutine_handle<> handle; MissingRetVoid () : handle (nullptr) {} MissingRetVoid (coro::coroutine_handle<> handle) : handle (handle) {} struct missing_retvoid { coro::suspend_never initial_suspend() { return {}; } coro::suspend_never final_suspend() { return {}; } MissingRetVoid get_return_object() { return MissingRetVoid (coro::coroutine_handle<missing_retvoid>::from_promise (*this)); } void unhandled_exception() { /*std::terminate();*/ }; }; }; template<> struct coro::coroutine_traits<MissingRetVoid> { using promise_type = MissingRetVoid::missing_retvoid; }; MissingRetVoid bar () { co_return; // { dg-error "no member named .return_void. in" } } int main (int ac, char *av[]) { MissingRetVoid x = bar (); return 0; }