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111
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1 /* { dg-do run } */
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2 /* { dg-options "-fschedule-insns" } */
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3 /* { dg-require-effective-target scheduling } */
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4
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5 extern void abort (void) __attribute__((noreturn));
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6
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7 struct B { int a; int b;};
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8 struct wrapper {
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9 union setconflict
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10 {
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11 struct S { char one1; struct B b1; } s;
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12 struct T { struct B b2; char two2; } t;
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13 } a;
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14 };
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15
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16 int
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17 main ()
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18 {
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19 int sum = 0;
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20 int i;
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21 struct wrapper w;
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22 struct B *p;
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23
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24 p = &w.a.s.b1;
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25 asm ("": "=r" (p):"0" (p));
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26 p->a = 0;
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27 asm ("": "=r" (p):"0" (p));
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28 sum += p->a;
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29
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30 p = &w.a.t.b2;
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31 asm ("": "=r" (p):"0" (p));
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32 p->b = 1;
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33 asm ("": "=r" (p):"0" (p));
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34 sum += p->b;
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35
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36 if (sum != 1)
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37 abort();
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38 return 0;
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39 }
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