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comparison gcc/testsuite/g++.dg/coroutines/torture/co-await-00-trivial.C @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
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131:84e7813d76e9 145:1830386684a0
1 // { dg-do run }
2
3 // The simplest 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 int gX = 1;
11
12 coro1
13 f ()
14 {
15 co_await coro1::suspend_always_prt{};
16 co_return gX + 10;
17 }
18
19 int main ()
20 {
21 PRINT ("main: create coro1");
22 struct coro1 f_coro = f ();
23 PRINT ("main: got coro1 - checking gX");
24 if (gX != 1)
25 {
26 PRINTF ("main: gX is wrong : %d, should be 1\n", gX);
27 abort ();
28 }
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 f_coro.handle.resume();
36 PRINT ("main: resuming [2] co_await");
37 f_coro.handle.resume();
38 /* we should now have returned with the co_return (15) */
39 if (!f_coro.handle.done())
40 {
41 PRINT ("main: we should be 'done' ");
42 abort ();
43 }
44 int y = f_coro.handle.promise().get_value();
45 if (y != 11)
46 {
47 PRINTF ("main: y is wrong : %d, should be 11\n", y);
48 abort ();
49 }
50 puts ("main: done");
51 return 0;
52 }