Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/coroutines/torture/lambda-08-co-ret-parm-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 } // Test that we can use a function param in a co_xxxx status. #include "../coro.h" // boiler-plate for tests of codegen #include "../coro1-ret-int-yield-int.h" int main () { int val; auto f = [&] (int x) -> coro1 { if (val + x > 25) { PRINT ("coro1: about to return k"); co_return 6174; } else if (val + x > 20) { PRINTF ("coro1: about to co-return %d\n", val + x); co_return val + x; } else if (val + x > 5) { PRINTF ("coro1: about to co-return %d\n", val); co_return val; } else { PRINT ("coro1: about to return 0"); co_return 0; } }; PRINT ("main: create coro1"); val = 20; // We should get this by ref. int arg = 5; // and this as a regular parm. coro1 x = f (arg); PRINT ("main: got coro1 - resuming"); if (x.handle.done()) abort(); x.handle.resume(); PRINT ("main: after resume"); int y = x.handle.promise().get_value(); if ( y != 25 ) abort (); if (!x.handle.done()) { PRINT ("main: apparently not done..."); abort (); } PRINT ("main: returning"); return 0; }