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131
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1 // PR c++/87109
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2 // { dg-do run { target c++11 } }
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3
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4 #include <utility>
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5
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6 struct C { int i; };
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7 struct D { int i; };
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8
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9 struct A {
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10 int j;
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11 operator C() & { return { 1 }; }
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12 operator C() && { return { 2 }; }
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13 };
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14
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15 struct B : public A {
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16 operator D() & { return { 3 }; }
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17 operator D() && { return { 4 }; }
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18 };
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19
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20 C
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21 f (A a)
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22 {
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23 return a;
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24 }
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25
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26 C
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27 f2 (A a)
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28 {
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29 return std::move (a);
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30 }
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31
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32 C
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33 f3 ()
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34 {
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35 A a;
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36 return a;
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37 }
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38
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39 C
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40 f4 ()
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41 {
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42 A a;
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43 return std::move (a);
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44 }
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45
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46 C
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47 f5 ()
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48 {
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49 return A();
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50 }
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51
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52 D
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53 f6 (B b)
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54 {
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55 return b;
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56 }
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57
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58 D
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59 f7 (B b)
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60 {
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61 return std::move (b);
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62 }
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63
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64 D
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65 f8 ()
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66 {
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67 B b;
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68 return b;
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69 }
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70
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71 D
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72 f9 ()
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73 {
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74 B b;
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75 return std::move (b);
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76 }
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77
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78 D
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79 f10 ()
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80 {
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81 return B();
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82 }
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83
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84 int
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85 main ()
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86 {
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87 C c1 = f (A());
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88 if (c1.i != 2)
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89 __builtin_abort ();
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90 C c2 = f2 (A());
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91 if (c2.i != 2)
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92 __builtin_abort ();
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93 C c3 = f3 ();
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94 if (c3.i != 2)
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95 __builtin_abort ();
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96 C c4 = f4 ();
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97 if (c4.i != 2)
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98 __builtin_abort ();
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99 C c5 = f5 ();
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100 if (c5.i != 2)
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101 __builtin_abort ();
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102 D c6 = f6 (B());
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103 if (c6.i != 4)
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104 __builtin_abort ();
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105 D c7 = f7 (B());
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106 if (c7.i != 4)
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107 __builtin_abort ();
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108 D c8 = f8 ();
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109 if (c8.i != 4)
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110 __builtin_abort ();
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111 D c9 = f9 ();
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112 if (c9.i != 4)
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113 __builtin_abort ();
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114 D c10 = f10 ();
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115 if (c10.i != 4)
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116 __builtin_abort ();
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117 }
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