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145
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1 // { dg-do run }
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2
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3 // Test that we can use a function param in a co_xxxx status.
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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 #include "../coro1-ret-int-yield-int.h"
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9
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10 int main ()
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11 {
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12 int val;
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13
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14 auto f = [&] (int x) -> coro1
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15 {
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16 if (val + x > 25)
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17 {
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18 PRINT ("coro1: about to return k");
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19 co_return 6174;
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20 }
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21 else if (val + x > 20)
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22 {
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23 PRINTF ("coro1: about to co-return %d\n", val + x);
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24 co_return val + x;
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25 }
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26 else if (val + x > 5)
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27 {
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28 PRINTF ("coro1: about to co-return %d\n", val);
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29 co_return val;
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30 }
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31 else
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32 {
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33 PRINT ("coro1: about to return 0");
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34 co_return 0;
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35 }
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36 };
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37
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38 PRINT ("main: create coro1");
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39
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40 val = 20; // We should get this by ref.
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41 int arg = 5; // and this as a regular parm.
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42
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43 coro1 x = f (arg);
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44 PRINT ("main: got coro1 - resuming");
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45 if (x.handle.done())
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46 abort();
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47 x.handle.resume();
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48 PRINT ("main: after resume");
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49 int y = x.handle.promise().get_value();
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50 if ( y != 25 )
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51 abort ();
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52 if (!x.handle.done())
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53 {
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54 PRINT ("main: apparently not done...");
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55 abort ();
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56 }
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57 PRINT ("main: returning");
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58 return 0;
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59 }
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