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annotate gcc/testsuite/g++.dg/coroutines/torture/co-ret-12-co-ret-fun-co-await.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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145
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1 // { dg-do run }
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2
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3 // Check co_return function (co_await)
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4
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5 #include "../coro.h"
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6
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7 // boiler-plate for tests of codegen
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8 #define USE_AWAIT_TRANSFORM
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9 #include "../coro1-ret-int-yield-int.h"
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10
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11 __attribute__((__noinline__))
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12 static int
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13 foo (int x)
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14 {
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15 return x + 2;
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16 }
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17
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18 struct coro1
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19 f () noexcept
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20 {
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21 PRINT ("coro1: about to return");
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22 co_return foo (co_await 5);
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23 }
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24
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25 int main ()
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26 {
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27 PRINT ("main: create coro1");
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28 struct coro1 x = f ();
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29 PRINT ("main: got coro1 - resuming");
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30 if (x.handle.done())
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31 abort();
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32
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33 x.handle.resume();
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34 PRINT ("main: after resume 1 (initial suspend)");
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35 x.handle.resume();
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36 PRINT ("main: after resume 2 (await parm)");
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37
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38 int y = x.handle.promise().get_value();
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39 if ( y != 7 )
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40 abort ();
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41 if (!x.handle.done())
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42 {
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43 PRINT ("main: apparently not done...");
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44 abort ();
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45 }
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46 PRINT ("main: returning");
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47 return 0;
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48 }