Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/coroutines/torture/co-await-14-return-ref-to-auto.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-do run } /* The simplest valued co_await we can do. */ #include "../coro.h" // boiler-plate for tests of codegen #include "../coro1-ret-int-yield-int.h" coro1 f () { int t1 = 5; int t2 = 5; auto gX = co_await coro1::suspend_always_intrefprt{t1}; if (gX != t1) abort(); decltype(auto) gX1 = co_await coro1::suspend_always_intrefprt{t2}; if (&gX1 != &t2) abort(); co_return t1 + 10; } int main () { PRINT ("main: create coro1"); struct coro1 f_coro = f (); if (f_coro.handle.done()) { PRINT ("main: we should not be 'done' [1]"); abort (); } PRINT ("main: resuming [1] initial suspend"); while (!f_coro.handle.done()) f_coro.handle.resume(); /* we should now have returned with the co_return (15) */ if (!f_coro.handle.done()) { PRINT ("main: we should be 'done' "); abort (); } puts ("main: done"); return 0; }