Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/coroutines/torture/co-await-13-return-ref.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" int gX = 1; coro1 f () { int t = 5; gX = co_await coro1::suspend_always_intrefprt{t}; co_return t + 10; } int main () { PRINT ("main: create coro1"); struct coro1 f_coro = f (); PRINT ("main: got coro1 - checking gX"); if (gX != 1) { PRINTF ("main: gX is wrong : %d, should be 1\n", gX); abort (); } if (f_coro.handle.done()) { PRINT ("main: we should not be 'done' [1]"); abort (); } PRINT ("main: resuming [1] initial suspend"); f_coro.handle.resume(); PRINT ("main: resuming [2] co_await suspend_always_intprt"); f_coro.handle.resume(); if (gX != 5) { PRINTF ("main: gX is wrong : %d, should be 5\n", gX); abort (); } /* we should now have returned with the co_return (15) */ if (!f_coro.handle.done()) { PRINT ("main: we should be 'done' "); abort (); } int y = f_coro.handle.promise().get_value(); if (y != 15) { PRINTF ("main: y is wrong : %d, should be 15\n", y); abort (); } puts ("main: done"); return 0; }