Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/g++.dg/coroutines/torture/co-await-14-return-ref-to-auto.C @ 145:1830386684a0
gcc-9.2.0
| author | anatofuz |
|---|---|
| date | Thu, 13 Feb 2020 11:34:05 +0900 |
| parents | |
| children |
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| 131:84e7813d76e9 | 145:1830386684a0 |
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| 1 // { dg-do run } | |
| 2 | |
| 3 /* The simplest valued co_await we can do. */ | |
| 4 | |
| 5 #include "../coro.h" | |
| 6 | |
| 7 // boiler-plate for tests of codegen | |
| 8 #include "../coro1-ret-int-yield-int.h" | |
| 9 | |
| 10 | |
| 11 coro1 | |
| 12 f () | |
| 13 { | |
| 14 int t1 = 5; | |
| 15 int t2 = 5; | |
| 16 auto gX = co_await coro1::suspend_always_intrefprt{t1}; | |
| 17 if (gX != t1) | |
| 18 abort(); | |
| 19 decltype(auto) gX1 = co_await coro1::suspend_always_intrefprt{t2}; | |
| 20 if (&gX1 != &t2) | |
| 21 abort(); | |
| 22 co_return t1 + 10; | |
| 23 } | |
| 24 | |
| 25 int main () | |
| 26 { | |
| 27 PRINT ("main: create coro1"); | |
| 28 struct coro1 f_coro = f (); | |
| 29 if (f_coro.handle.done()) | |
| 30 { | |
| 31 PRINT ("main: we should not be 'done' [1]"); | |
| 32 abort (); | |
| 33 } | |
| 34 PRINT ("main: resuming [1] initial suspend"); | |
| 35 while (!f_coro.handle.done()) | |
| 36 f_coro.handle.resume(); | |
| 37 /* we should now have returned with the co_return (15) */ | |
| 38 if (!f_coro.handle.done()) | |
| 39 { | |
| 40 PRINT ("main: we should be 'done' "); | |
| 41 abort (); | |
| 42 } | |
| 43 puts ("main: done"); | |
| 44 return 0; | |
| 45 } |