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+// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
+
+struct NonTrivial {
+ NonTrivial(const NonTrivial&);
+};
+
+// A defaulted copy constructor for a class X is defined as deleted if X has:
+
+// -- a variant member with a non-trivial corresponding constructor
+union DeletedNTVariant {
+ NonTrivial NT; // expected-note{{copy constructor of union 'DeletedNTVariant' is implicitly deleted because field 'NT' has a non-trivial copy constructor}}
+ DeletedNTVariant();
+};
+DeletedNTVariant DVa;
+DeletedNTVariant DVb(DVa); // expected-error{{call to implicitly-deleted copy constructor}}
+
+struct DeletedNTVariant2 {
+ union {
+ NonTrivial NT; // expected-note{{copy constructor of union 'DeletedNTVariant2' is implicitly deleted because field 'NT' has a non-trivial copy constructor}}
+ };
+ DeletedNTVariant2();
+};
+DeletedNTVariant2 DV2a;
+DeletedNTVariant2 DV2b(DV2a); // expected-error{{call to implicitly-deleted copy constructor}}
+
+// -- a non-static data member of class type M (or array thereof) that cannot be
+// copied because overload resolution results in an ambiguity or a function
+// that is deleted or inaccessible
+struct NoAccess {
+ NoAccess() = default;
+private:
+ NoAccess(const NoAccess&);
+
+ friend struct HasAccess;
+};
+
+struct HasNoAccess {
+ NoAccess NA; // expected-note{{copy constructor of 'HasNoAccess' is implicitly deleted because field 'NA' has an inaccessible copy constructor}}
+};
+HasNoAccess HNAa;
+HasNoAccess HNAb(HNAa); // expected-error{{call to implicitly-deleted copy constructor}}
+
+struct HasAccess {
+ NoAccess NA;
+};
+
+HasAccess HAa;
+HasAccess HAb(HAa);
+
+struct NonConst {
+ NonConst(NonConst&);
+};
+struct Ambiguity {
+ Ambiguity(const Ambiguity&);
+ Ambiguity(volatile Ambiguity&);
+};
+
+struct IsAmbiguous {
+ NonConst NC;
+ Ambiguity A; // expected-note 2{{copy constructor of 'IsAmbiguous' is implicitly deleted because field 'A' has multiple copy constructors}}
+ IsAmbiguous();
+};
+IsAmbiguous IAa;
+IsAmbiguous IAb(IAa); // expected-error{{call to implicitly-deleted copy constructor}}
+
+struct Deleted {
+ IsAmbiguous IA; // expected-note{{copy constructor of 'Deleted' is implicitly deleted because field 'IA' has a deleted copy constructor}}
+};
+Deleted Da;
+Deleted Db(Da); // expected-error{{call to implicitly-deleted copy constructor}}
+
+// -- a direct or virtual base class B that cannot be copied because overload
+// resolution results in an ambiguity or a function that is deleted or
+// inaccessible
+struct AmbiguousCopyBase : Ambiguity { // expected-note 2{{copy constructor of 'AmbiguousCopyBase' is implicitly deleted because base class 'Ambiguity' has multiple copy constructors}}
+ NonConst NC;
+};
+extern AmbiguousCopyBase ACBa;
+AmbiguousCopyBase ACBb(ACBa); // expected-error {{deleted copy constructor}}
+
+struct DeletedCopyBase : AmbiguousCopyBase {}; // expected-note {{copy constructor of 'DeletedCopyBase' is implicitly deleted because base class 'AmbiguousCopyBase' has a deleted copy constructor}}
+extern DeletedCopyBase DCBa;
+DeletedCopyBase DCBb(DCBa); // expected-error {{deleted copy constructor}}
+
+struct InaccessibleCopyBase : NoAccess {}; // expected-note {{copy constructor of 'InaccessibleCopyBase' is implicitly deleted because base class 'NoAccess' has an inaccessible copy constructor}}
+extern InaccessibleCopyBase ICBa;
+InaccessibleCopyBase ICBb(ICBa); // expected-error {{deleted copy constructor}}
+
+// -- any direct or virtual base class or non-static data member of a type with
+// a destructor that is deleted or inaccessible
+struct NoAccessDtor {
+private:
+ ~NoAccessDtor();
+ friend struct HasAccessDtor;
+};
+
+struct HasNoAccessDtor {
+ NoAccessDtor NAD; // expected-note{{copy constructor of 'HasNoAccessDtor' is implicitly deleted because field 'NAD' has an inaccessible destructor}}
+ HasNoAccessDtor();
+ ~HasNoAccessDtor();
+};
+HasNoAccessDtor HNADa;
+HasNoAccessDtor HNADb(HNADa); // expected-error{{call to implicitly-deleted copy constructor}}
+
+struct HasAccessDtor {
+ NoAccessDtor NAD;
+};
+HasAccessDtor HADa;
+HasAccessDtor HADb(HADa);
+
+struct HasNoAccessDtorBase : NoAccessDtor { // expected-note{{copy constructor of 'HasNoAccessDtorBase' is implicitly deleted because base class 'NoAccessDtor' has an inaccessible destructor}}
+};
+extern HasNoAccessDtorBase HNADBa;
+HasNoAccessDtorBase HNADBb(HNADBa); // expected-error{{implicitly-deleted copy constructor}}
+
+// -- a non-static data member of rvalue reference type
+struct RValue {
+ int && ri = 1; // expected-note{{copy constructor of 'RValue' is implicitly deleted because field 'ri' is of rvalue reference type 'int &&'}}
+};
+RValue RVa;
+RValue RVb(RVa); // expected-error{{call to implicitly-deleted copy constructor}}