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145
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1 // { dg-do run }
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2
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3 // Test returning an int.
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4 // We will use the promise to contain this to avoid having to include
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5 // additional C++ headers.
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6
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7 #include "../coro.h"
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8
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9 // boiler-plate for tests of codegen
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10 #include "../coro1-ret-int-yield-int.h"
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11
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12 struct coro1
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13 f () noexcept
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14 {
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15 PRINT ("coro1: about to return");
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16 co_return 42;
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17 }
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18
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19 int main ()
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20 {
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21 PRINT ("main: create coro1");
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22 struct coro1 x = f ();
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23 PRINT ("main: got coro1 - resuming");
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24 if (x.handle.done())
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25 abort();
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26 x.handle.resume();
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27 PRINT ("main: after resume");
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28 int y = x.handle.promise().get_value();
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29 if ( y != 42 )
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30 abort ();
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31 if (!x.handle.done())
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32 {
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33 PRINT ("main: apparently not done...");
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34 abort ();
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35 }
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36 PRINT ("main: returning");
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37 return 0;
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38 }
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