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comparison gcc/testsuite/g++.dg/coroutines/torture/func-params-01.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 // Simplest test that we correctly handle function params in the body
4 // of the coroutine. No local state, just the parm.
5
6 #include "../coro.h"
7
8 // boiler-plate for tests of codegen
9 #include "../coro1-ret-int-yield-int.h"
10
11 struct coro1
12 f (int x) noexcept
13 {
14 if (x > 20)
15 {
16 PRINT ("coro1: about to return k");
17 co_return 6174;
18 }
19 else
20 {
21 PRINT ("coro1: about to return the answer");
22 co_return 42;
23 }
24 }
25
26 int main ()
27 {
28 PRINT ("main: create coro1");
29 struct coro1 x = f (32);
30 PRINT ("main: got coro1 - resuming");
31 if (x.handle.done())
32 abort();
33 x.handle.resume();
34 PRINT ("main: after resume");
35 int y = x.handle.promise().get_value();
36 if ( y != 6174 )
37 abort ();
38 if (!x.handle.done())
39 {
40 PRINT ("main: apparently not done...");
41 abort ();
42 }
43 PRINT ("main: returning");
44 return 0;
45 }