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comparison clang/test/CXX/special/class.copy/p8-cxx11.cpp @ 150:1d019706d866

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LLVM10
author anatofuz
date Thu, 13 Feb 2020 15:10:13 +0900
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147:c2174574ed3a 150:1d019706d866
1 // RUN: %clang_cc1 -std=c++11 %s -verify
2 // expected-no-diagnostics
3
4 // C++98 [class.copy]p5 / C++11 [class.copy]p8.
5
6 // The implicitly-declared copy constructor for a class X will have the form
7 // X::X(const X&)
8 // if [every direct subobject] has a copy constructor whose first parameter is
9 // of type 'const volatile[opt] T &'. Otherwise, it will have the form
10 // X::X(X&)
11
12 struct ConstCopy {
13 ConstCopy(const ConstCopy &);
14 };
15
16 struct NonConstCopy {
17 NonConstCopy(NonConstCopy &);
18 };
19
20 struct DeletedConstCopy {
21 DeletedConstCopy(const DeletedConstCopy &) = delete;
22 };
23
24 struct DeletedNonConstCopy {
25 DeletedNonConstCopy(DeletedNonConstCopy &) = delete;
26 };
27
28 struct ImplicitlyDeletedConstCopy {
29 ImplicitlyDeletedConstCopy(ImplicitlyDeletedConstCopy &&);
30 };
31
32
33 struct A : ConstCopy {};
34 struct B : NonConstCopy { ConstCopy a; };
35 struct C : ConstCopy { NonConstCopy a; };
36 struct D : DeletedConstCopy {};
37 struct E : DeletedNonConstCopy {};
38 struct F { ImplicitlyDeletedConstCopy a; };
39 struct G : virtual B {};
40
41 struct Test {
42 friend A::A(const A &);
43 friend B::B(B &);
44 friend C::C(C &);
45 friend D::D(const D &);
46 friend E::E(E &);
47 constexpr friend F::F(const F &);
48 friend G::G(G &);
49 };