Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/coroutines/torture/co-yield-07-template-fn-param.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 type dependent function parms. #include "../coro.h" // boiler-plate for tests of codegen // there is a promise ctor that takes a single int. #include "../coro1-ret-int-yield-int.h" template <typename T> coro1 f (T y) noexcept { PRINT ("coro1: about to return"); T x = y; co_yield x + 3; co_return 42; } int main () { PRINT ("main: create coro1"); struct coro1 x = f<int>(17); /* We should have created the promise with an initial value of 17. */ int y = x.handle.promise().get_value(); if ( y != 17 ) { PRINTF ("main: wrong promise init (%d).", y); abort (); } if (x.handle.done()) abort(); PRINT ("main: got coro1 - resuming"); x.handle.resume(); PRINT ("main: after resume (initial suspend)"); if (x.handle.done()) abort(); /* Now we should have the co_yielded value. */ y = x.handle.promise().get_value(); if ( y != 20 ) { PRINTF ("main: wrong result (%d).", y); abort (); } PRINT ("main: after resume (co_yield)"); x.handle.resume(); /* now we should have the co_returned value. */ y = x.handle.promise().get_value(); if ( y != 42 ) { PRINTF ("main: wrong result (%d).", y); abort (); } if (!x.handle.done()) { PRINT ("main: apparently not done..."); abort (); } PRINT ("main: returning"); return 0; }