| 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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| 90 | |
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