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111
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1 // { dg-options "-Wdelete-non-virtual-dtor" }
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2 // { dg-do compile { target c++11 } }
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3
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4 struct polyBase { virtual void f(); };
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5
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6 void f(polyBase* p, polyBase* arr)
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7 {
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8 polyBase pb;
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145
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9 delete p; // { dg-warning "3:deleting \[^\n\r]* non-virtual destructor might" }
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111
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10 delete [] arr;
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11 }
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12
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13 struct polyDerived : polyBase { };
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14
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15 void f(polyDerived* p, polyDerived* arr)
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16 {
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17 polyDerived pd;
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145
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18 delete p; // { dg-warning "3:deleting \[^\n\r]* non-virtual destructor might" }
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111
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19 delete [] arr;
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20 }
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21
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22 struct absDerived : polyBase { virtual void g() = 0; };
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23
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24 void f(absDerived* p, absDerived* arr)
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25 {
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145
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26 delete p; // { dg-warning "3:deleting \[^\n\r]* non-virtual destructor will" }
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111
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27 delete [] arr;
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28 }
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29
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30 struct finalDerived final : polyBase { };
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31
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32 void f(finalDerived* p, finalDerived* arr)
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33 {
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34 finalDerived fd;
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35 delete p; // no error for final classes
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36 delete [] arr;
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37 }
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38
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39 struct safeBase { virtual ~safeBase(); };
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40 struct safeDerived : safeBase { virtual void f(); };
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41
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42 void f(safeDerived* p, safeDerived* arr)
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43 {
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44 safeDerived sd;
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45 delete p; // no error because base has virtual dtor
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46 delete [] arr;
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47 }
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48
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49 struct polyBaseNonTrivial { ~polyBaseNonTrivial(); virtual void f(); };
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50
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51 void f(polyBaseNonTrivial* p, polyBaseNonTrivial* arr)
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52 {
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53 polyBaseNonTrivial pbnt;
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145
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54 delete p; // { dg-warning "3:deleting \[^\n\r]* non-virtual destructor might" }
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111
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55 delete [] arr;
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56 }
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57
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58 struct polyDerivedNT : polyBaseNonTrivial { ~polyDerivedNT(); };
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59
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60 void f(polyDerivedNT* p, polyDerivedNT* arr)
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61 {
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62 polyDerivedNT pdnt;
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145
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63 delete p; // { dg-warning "3:deleting \[^\n\r]* non-virtual destructor might" }
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111
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64 delete [] arr;
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65 }
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66
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