Mercurial > hg > CbC > CbC_gcc

comparison gcc/testsuite/g++.dg/coroutines/torture/co-yield-06-fun-parm.C @ 145:1830386684a0

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents
children
comparison
equal deleted inserted replaced
131:84e7813d76e9 145:1830386684a0
1 // { dg-do run }
2
3 // Check co_return co_await
4
5 #include "../coro.h"
6
7 // boiler-plate for tests of codegen
8 #define USE_AWAIT_TRANSFORM
9 #include "../coro1-ret-int-yield-int.h"
10
11 __attribute__((__noinline__))
12 static int
13 foo (int x)
14 {
15 return x + 2;
16 }
17
18 /* Function with a single await. */
19 struct coro1
20 f () noexcept
21 {
22 PRINT ("f: about to yield");
23 co_yield foo (co_await 40);
24
25 PRINT ("f: about to return 6174");
26 co_return 6174;
27 }
28
29 int main ()
30 {
31 PRINT ("main: create coro1");
32 struct coro1 x = f ();
33 if (x.handle.done())
34 abort();
35
36 PRINT ("main: resuming (initial suspend)");
37 x.handle.resume();
38 PRINT ("main: resuming (await intprt)");
39 x.handle.resume();
40
41 PRINT ("main: after resume (2)");
42 int y = x.handle.promise().get_value();
43 if ( y != 42 )
44 abort ();
45 PRINT ("main: apparently got 42");
46
47 PRINT ("main: got coro1 - resuming (co_yield)");
48 if (x.handle.done())
49 abort();
50 x.handle.resume();
51
52 PRINT ("main: after resume (co_yield)");
53 y = x.handle.promise().get_value();
54 if ( y != 6174 )
55 abort ();
56 PRINT ("main: apparently got 6174");
57 if (!x.handle.done())
58 {
59 PRINT ("main: apparently not done...");
60 abort ();
61 }
62 PRINT ("main: returning");
63 return 0;
64 }