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annotate 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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145
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1 // { dg-do run }
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2
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3 // Simplest test that we correctly handle function params in the body
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4 // of the coroutine. No local state, just the parm.
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5
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6 #include "../coro.h"
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7
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8 // boiler-plate for tests of codegen
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9 #include "../coro1-ret-int-yield-int.h"
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10
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11 struct coro1
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12 f (int x) noexcept
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13 {
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14 if (x > 20)
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15 {
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16 PRINT ("coro1: about to return k");
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17 co_return 6174;
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18 }
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19 else
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20 {
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21 PRINT ("coro1: about to return the answer");
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22 co_return 42;
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23 }
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24 }
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25
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26 int main ()
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27 {
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28 PRINT ("main: create coro1");
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29 struct coro1 x = f (32);
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30 PRINT ("main: got coro1 - resuming");
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31 if (x.handle.done())
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32 abort();
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33 x.handle.resume();
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34 PRINT ("main: after resume");
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35 int y = x.handle.promise().get_value();
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36 if ( y != 6174 )
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37 abort ();
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38 if (!x.handle.done())
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39 {
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40 PRINT ("main: apparently not done...");
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41 abort ();
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42 }
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43 PRINT ("main: returning");
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44 return 0;
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45 }