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1 // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
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2
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3 // Inherit a valid non-default ctor.
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4 namespace NonDefaultCtorValid {
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5 struct A {
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6 A(const int &x) {}
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7 };
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8
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9 struct B : A {
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10 using A::A;
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11 };
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12
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13 struct C {
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14 struct B b;
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15 C() : b(0) {}
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16 };
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17
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18 void test() {
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19 B b(0);
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20 C c;
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21 }
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22 }
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23
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24 // Inherit an invalid non-default ctor.
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25 // The inherited ctor is invalid because it is unable to initialize s.
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26 namespace NonDefaultCtorInvalid {
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27 struct S {
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28 S() = delete;
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29 };
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30 struct A {
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31 A(const int &x) {}
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32 };
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33
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34 struct B : A {
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35 using A::A;
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36 S s;
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37 };
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38
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39 struct C {
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40 struct B b;
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41 C() : b(0) {} // expected-error{{constructor inherited by 'B' from base class 'A' is implicitly deleted}}
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42 // expected-note@-6{{constructor inherited by 'B' is implicitly deleted because field 's' has a deleted corresponding constructor}}
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43 // expected-note@-15{{'S' has been explicitly marked deleted here}}
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44 };
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45 }
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46
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47 // Inherit a valid default ctor.
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48 namespace DefaultCtorValid {
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49 struct A {
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50 A() {}
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51 };
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52
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53 struct B : A {
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54 using A::A;
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55 };
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56
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57 struct C {
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58 struct B b;
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59 C() {}
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60 };
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61
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62 void test() {
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63 B b;
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64 C c;
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65 }
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66 }
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67
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68 // Inherit an invalid default ctor.
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69 // The inherited ctor is invalid because it is unable to initialize s.
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70 namespace DefaultCtorInvalid {
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71 struct S {
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72 S() = delete;
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73 };
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74 struct A {
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75 A() {}
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76 };
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77
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78 struct B : A {
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79 using A::A;
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80 S s;
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81 };
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82
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83 struct C {
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84 struct B b;
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85 C() {} // expected-error{{call to implicitly-deleted default constructor of 'struct B'}}
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86 // expected-note@-6{{default constructor of 'B' is implicitly deleted because field 's' has a deleted default constructor}}
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87 // expected-note@-15{{'S' has been explicitly marked deleted here}}
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88 };
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89 }
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