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1 // PR c++/56728
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2 // { dg-require-effective-target c++11 }
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3
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4 class B {
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5 public:
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6 static B instance;
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7 class Inner
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8 {
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9 public:
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10 class Wuzi
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11 {
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12 unsigned int m;
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13 } m_Class[3];
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14 unsigned m_Int[4];
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15 };
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16
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17 constexpr static Inner & getInner()
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18 /* I am surprised this is considered a constexpr */
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19 { return *((Inner *)4); } // { dg-error "reinterpret_cast" }
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20 };
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21
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22 B B::instance;
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23
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24 class A
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25 {
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26 public:
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27 constexpr A(B &bridge, B::Inner &bridge2, unsigned char index)
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28 : m_Bridge(bridge), m_Wuz(bridge2.m_Class[index])
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29 {}
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30
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31 B &m_Bridge;
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32 B::Inner::Wuzi &m_Wuz;
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33 };
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34 A works{B::instance, B::getInner(), 3};
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35 A crashnkill[1]{{B::instance, B::getInner(), 3}};
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