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1 // PR c++/71147 - [6 Regression] Flexible array member wrongly rejected
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2 // in template
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3 // { dg-do compile }
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4 // { dg-options "-Wpedantic -Wno-error=pedantic" }
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5
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6 template <typename>
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7 struct container
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8 {
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9 struct elem {
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10 unsigned u;
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11 };
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12
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13 struct incomplete {
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14 int x;
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15 elem array[]; // { dg-warning "10:ISO C\\+\\+ forbids flexible array member" }
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16 };
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17 };
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18
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19 unsigned f (container<void>::incomplete* i)
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20 {
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21 return i->array [0].u;
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22 }
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23
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24
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25 template <typename T>
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26 struct D: container<T>
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27 {
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28 struct S {
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29 int x;
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30 typename container<T>::elem array[]; // { dg-warning "33:ISO C\\+\\+ forbids flexible array member" }
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31 };
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32 };
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33
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34
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35 unsigned g (D<void>::S *s)
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36 {
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37 return s->array [0].u;
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38 }
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