Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/coroutines/torture/co-await-05-loop.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 } // Check correct operation of co_await in a loop without local state. #include "../coro.h" // boiler-plate for tests of codegen #define USE_AWAIT_TRANSFORM #include "../coro1-ret-int-yield-int.h" /* Valued with an await_transform. */ int gX = 1; coro1 f () { for (;;) { gX += co_await 11; if (gX > 100) break; } co_return gX; } 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 (); } PRINT ("main: gX OK -- looping"); do { PRINTF ("main: gX : %d \n", gX); f_coro.handle.resume(); } while (!f_coro.handle.done()); int y = f_coro.handle.promise().get_value(); // first value above 100 is 10*11 + 1. if (y != 111) { PRINTF ("main: y is wrong : %d, should be 111\n", y); abort (); } puts ("main: done"); return 0; }