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1 // PR ipa/90939
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2 // { dg-lto-do link }
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3 // { dg-lto-options { { -flto -O3 } } }
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4
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5
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6 typedef char uint8_t;
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7 template <class T> class A {
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8 public:
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9 A(T *);
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10 };
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11 template <typename Derived, typename Base> const Derived &To(Base &p1) {
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12 return static_cast<const Derived &>(p1);
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13 }
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14 class H;
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15 template <typename, typename Base> const H *To(Base *p1) {
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16 return p1 ? &To<H>(*p1) : nullptr;
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17 }
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18 enum TextDirection : uint8_t;
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19 enum WritingMode : unsigned;
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20 class B {
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21 public:
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22 WritingMode m_fn1();
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23 };
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24 class C {
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25 public:
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26 int &m_fn2();
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27 };
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28 class D { double d;};
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29 class H : public D {};
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30 class F {
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31 public:
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32 F(C, A<const int>, B *, WritingMode, TextDirection);
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33 };
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34
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35 class G {
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36 public:
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37 C NGLayoutAlgorithm_node;
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38 B NGLayoutAlgorithm_space;
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39 TextDirection NGLayoutAlgorithm_direction;
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40 H NGLayoutAlgorithm_break_token;
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41 G(A<const int> p1) __attribute__((noinline))
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42 : break_token_(&NGLayoutAlgorithm_break_token),
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43 container_builder_(NGLayoutAlgorithm_node, p1, &NGLayoutAlgorithm_space,
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44 NGLayoutAlgorithm_space.m_fn1(),
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45 NGLayoutAlgorithm_direction) {}
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46 G(C p1, const H *) : G(&p1.m_fn2()) {}
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47 A<H> break_token_;
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48 F container_builder_;
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49 };
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50
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51 class I : G {
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52 public:
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53 I(const D *) __attribute__((noinline));
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54 };
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55 C a;
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56 I::I(const D *p1) : G(a, To<H>(p1)) {}
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57
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58 D gd[10];
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59
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60 int main (int argc, char *argv[])
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61 {
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62 I i(&(gd[argc%2]));
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63 return 0;
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64 }
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