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111
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1 // { dg-do run }
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2 // prms-id: 4246
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3
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4 extern "C" void abort ();
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5 int num_d;
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6
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7 class A
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8 {
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9 public:
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10 A() { }
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11 virtual ~A() { }
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12 virtual void id() { }
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13 };
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14
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15 class B
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16 {
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17 public:
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18 B() { }
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19 virtual ~B() { }
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20 virtual void id() { }
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21 };
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22
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23 class C : public A, public B
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24 {
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25 public:
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26 C() { }
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27 virtual ~C() { }
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28 void id() { abort(); }
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29 };
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30
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31 class D : public C
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32 {
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33 public:
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34 D() { ++num_d; }
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35 virtual ~D() { -- num_d; }
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36 void id() { }
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37 };
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38
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39 int main()
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40 {
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41 D* dp2 = new D;
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42 ((B*)dp2)->id();
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43 delete (B*) dp2;
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44
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45 B* bp1 = new D;
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46 bp1->id();
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47 delete bp1;
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48 return num_d != 0;
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49 }
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