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-rw-r--r--clang/test/CXX/special/class.copy/implicit-move-def.cpp117
-rw-r--r--clang/test/CXX/special/class.copy/implicit-move.cpp236
-rw-r--r--clang/test/CXX/special/class.copy/p11.0x.copy.cpp121
-rw-r--r--clang/test/CXX/special/class.copy/p11.0x.move.cpp164
-rw-r--r--clang/test/CXX/special/class.copy/p13-0x.cpp60
-rw-r--r--clang/test/CXX/special/class.copy/p15-0x.cpp41
-rw-r--r--clang/test/CXX/special/class.copy/p15-inclass.cpp42
-rw-r--r--clang/test/CXX/special/class.copy/p20.cpp46
-rw-r--r--clang/test/CXX/special/class.copy/p3.cpp27
-rw-r--r--clang/test/CXX/special/class.copy/p33-0x.cpp57
-rw-r--r--clang/test/CXX/special/class.copy/p8-cxx11.cpp48
-rw-r--r--clang/test/CXX/special/class.copy/p9.cpp44
12 files changed, 1003 insertions, 0 deletions
diff --git a/clang/test/CXX/special/class.copy/implicit-move-def.cpp b/clang/test/CXX/special/class.copy/implicit-move-def.cpp
new file mode 100644
index 0000000..5c54aea
--- /dev/null
+++ b/clang/test/CXX/special/class.copy/implicit-move-def.cpp
@@ -0,0 +1,117 @@
+// RUN: %clang_cc1 -emit-llvm -o - -std=c++11 %s | FileCheck -check-prefix=CHECK-ASSIGN %s
+// RUN: %clang_cc1 -emit-llvm -o - -std=c++11 %s | FileCheck -check-prefix=CHECK-ASSIGN %s
+// RUN: %clang_cc1 -emit-llvm -o - -std=c++11 %s | FileCheck -check-prefix=CHECK-CTOR %s
+
+// construct
+
+struct E {
+ E();
+ E(E&&);
+};
+
+struct F {
+ F();
+ F(F&&);
+};
+
+struct G {
+ E e;
+};
+
+struct H : G {
+ F l;
+ E m;
+ F ar[2];
+};
+
+void f() {
+ H s;
+ // CHECK: call void @_ZN1HC1EOS_
+ H t(static_cast<H&&>(s));
+}
+
+
+// assign
+
+struct A {
+ A &operator =(A&&);
+};
+
+struct B {
+ B &operator =(B&&);
+};
+
+struct C {
+ A a;
+};
+
+struct D : C {
+ A a;
+ B b;
+ A ar[2];
+};
+
+void g() {
+ D d;
+ // CHECK: call {{.*}} @_ZN1DaSEOS_
+ d = D();
+}
+
+// PR10822
+struct I {
+ unsigned var[1];
+};
+
+// CHECK: define void @_Z1hv() nounwind {
+void h() {
+ I i;
+ // CHECK: call void @llvm.memcpy.
+ i = I();
+ // CHECK-NEXT: ret void
+}
+
+// PR10860
+struct Empty { };
+struct VirtualWithEmptyBase : Empty {
+ virtual void f();
+};
+
+// CHECK: define void @_Z25move_VirtualWithEmptyBaseR20VirtualWithEmptyBaseS0_
+void move_VirtualWithEmptyBase(VirtualWithEmptyBase &x, VirtualWithEmptyBase &y) {
+ // CHECK: call {{.*}} @_ZN20VirtualWithEmptyBaseaSEOS_
+ x = static_cast<VirtualWithEmptyBase&&>(y);
+ // CHECK-NEXT: ret void
+}
+
+// move assignment ops
+
+// CHECK-ASSIGN: define linkonce_odr {{.*}} @_ZN1DaSEOS_
+// CHECK-ASSIGN: call {{.*}} @_ZN1CaSEOS_
+// CHECK-ASSIGN: call {{.*}} @_ZN1AaSEOS_
+// CHECK-ASSIGN: call {{.*}} @_ZN1BaSEOS_
+// array loop
+// CHECK-ASSIGN: br i1
+// CHECK-ASSIGN: call {{.*}} @_ZN1AaSEOS_
+
+// VirtualWithEmptyBase move assignment operatpr
+// CHECK-ASSIGN: define linkonce_odr {{.*}} @_ZN20VirtualWithEmptyBaseaSEOS_
+// CHECK-ASSIGN: store
+// CHECK-ASSIGN-NEXT: store
+// CHECK-ASSIGN-NOT: call
+// CHECK-ASSIGN: ret
+
+// CHECK-ASSIGN: define linkonce_odr {{.*}} @_ZN1CaSEOS_
+// CHECK-ASSIGN: call {{.*}} @_ZN1AaSEOS_
+
+// move ctors
+
+// CHECK-CTOR: define linkonce_odr {{.*}} @_ZN1HC2EOS_
+// CHECK-CTOR: call {{.*}} @_ZN1GC2EOS_
+// CHECK-CTOR: call {{.*}} @_ZN1FC1EOS_
+// CHECK-CTOR: call {{.*}} @_ZN1EC1EOS_
+// array loop
+// CHECK-CTOR: br i1
+// CHECK-CTOR: call {{.*}} @_ZN1FC1EOS_
+
+// CHECK-CTOR: define linkonce_odr {{.*}} @_ZN1GC2EOS_
+// CHECK-CTOR: call {{.*}} @_ZN1EC1EOS_
diff --git a/clang/test/CXX/special/class.copy/implicit-move.cpp b/clang/test/CXX/special/class.copy/implicit-move.cpp
new file mode 100644
index 0000000..3e9accf
--- /dev/null
+++ b/clang/test/CXX/special/class.copy/implicit-move.cpp
@@ -0,0 +1,236 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
+
+// Tests for implicit (non-)declaration of move constructor and
+// assignment: p9, p11, p20, p23.
+
+// This class, used as a member, allows to distinguish move from copy because
+// move operations are no-throw, copy operations aren't.
+struct ThrowingCopy {
+ ThrowingCopy() noexcept;
+ ThrowingCopy(ThrowingCopy &&) noexcept;
+ ThrowingCopy(const ThrowingCopy &) noexcept(false);
+ ThrowingCopy & operator =(ThrowingCopy &&) noexcept;
+ ThrowingCopy & operator =(const ThrowingCopy &) noexcept(false);
+};
+
+struct HasCopyConstructor {
+ ThrowingCopy tc;
+ HasCopyConstructor() noexcept;
+ HasCopyConstructor(const HasCopyConstructor &) noexcept(false);
+};
+
+struct HasCopyAssignment {
+ ThrowingCopy tc;
+ HasCopyAssignment() noexcept;
+ HasCopyAssignment & operator =(const HasCopyAssignment &) noexcept(false);
+};
+
+struct HasMoveConstructor {
+ ThrowingCopy tc;
+ HasMoveConstructor() noexcept;
+ HasMoveConstructor(HasMoveConstructor &&) noexcept; // expected-note {{copy assignment operator is implicitly deleted because 'HasMoveConstructor' has a user-declared move constructor}}
+};
+
+struct HasMoveAssignment { // expected-note {{implicit copy constructor}}
+ ThrowingCopy tc;
+ HasMoveAssignment() noexcept;
+ HasMoveAssignment & operator =(HasMoveAssignment &&) noexcept;
+};
+
+struct HasDestructor {
+ ThrowingCopy tc;
+ HasDestructor() noexcept;
+ ~HasDestructor() noexcept;
+};
+
+void test_basic_exclusion() {
+ static_assert(!noexcept(HasCopyConstructor((HasCopyConstructor()))), "");
+ HasCopyConstructor hcc;
+ static_assert(!noexcept(hcc = HasCopyConstructor()), "");
+
+ static_assert(!noexcept(HasCopyAssignment((HasCopyAssignment()))), "");
+ HasCopyAssignment hca;
+ static_assert(!noexcept(hca = HasCopyAssignment()), "");
+
+ static_assert(noexcept(HasMoveConstructor((HasMoveConstructor()))), "");
+ HasMoveConstructor hmc;
+ hmc = HasMoveConstructor(); // expected-error {{selected implicitly-deleted copy assignment}}
+
+ (HasMoveAssignment(HasMoveAssignment())); // expected-error {{uses deleted function}}
+ HasMoveAssignment hma;
+ static_assert(noexcept(hma = HasMoveAssignment()), "");
+
+ static_assert(!noexcept(HasDestructor((HasDestructor()))), "");
+ HasDestructor hd;
+ static_assert(!noexcept(hd = HasDestructor()), "");
+}
+
+struct PrivateMove {
+ PrivateMove() noexcept;
+ PrivateMove(const PrivateMove &) noexcept(false);
+ PrivateMove & operator =(const PrivateMove &) noexcept(false);
+private:
+ PrivateMove(PrivateMove &&) noexcept;
+ PrivateMove & operator =(PrivateMove &&) noexcept;
+};
+
+struct InheritsPrivateMove : PrivateMove {};
+struct ContainsPrivateMove {
+ PrivateMove pm;
+};
+
+struct PrivateDestructor {
+ PrivateDestructor() noexcept;
+ PrivateDestructor(const PrivateDestructor &) noexcept(false);
+ PrivateDestructor(PrivateDestructor &&) noexcept;
+private:
+ ~PrivateDestructor() noexcept;
+};
+
+struct InheritsPrivateDestructor : PrivateDestructor {}; // expected-note{{base class 'PrivateDestructor' has an inaccessible destructor}}
+struct ContainsPrivateDestructor {
+ PrivateDestructor pd; // expected-note{{field 'pd' has an inaccessible destructor}}
+};
+
+struct NonTrivialCopyOnly {
+ NonTrivialCopyOnly() noexcept;
+ NonTrivialCopyOnly(const NonTrivialCopyOnly &) noexcept(false);
+ NonTrivialCopyOnly & operator =(const NonTrivialCopyOnly &) noexcept(false);
+};
+
+struct InheritsNonTrivialCopyOnly : NonTrivialCopyOnly {};
+struct ContainsNonTrivialCopyOnly {
+ NonTrivialCopyOnly ntco;
+};
+
+struct ContainsConst {
+ const int i;
+ ContainsConst() noexcept;
+ ContainsConst & operator =(ContainsConst &); // expected-note {{not viable}}
+};
+
+struct ContainsRef {
+ int &i;
+ ContainsRef() noexcept;
+ ContainsRef & operator =(ContainsRef &); // expected-note {{not viable}}
+};
+
+struct Base {
+ Base & operator =(Base &);
+};
+struct DirectVirtualBase : virtual Base {}; // expected-note {{copy assignment operator) not viable}}
+struct IndirectVirtualBase : DirectVirtualBase {}; // expected-note {{copy assignment operator) not viable}}
+
+void test_deletion_exclusion() {
+ // FIXME: How to test the union thing?
+
+ static_assert(!noexcept(InheritsPrivateMove(InheritsPrivateMove())), "");
+ static_assert(!noexcept(ContainsPrivateMove(ContainsPrivateMove())), "");
+ InheritsPrivateMove ipm;
+ static_assert(!noexcept(ipm = InheritsPrivateMove()), "");
+ ContainsPrivateMove cpm;
+ static_assert(!noexcept(cpm = ContainsPrivateMove()), "");
+
+ (InheritsPrivateDestructor(InheritsPrivateDestructor())); // expected-error {{call to implicitly-deleted default constructor}}
+ (ContainsPrivateDestructor(ContainsPrivateDestructor())); // expected-error {{call to implicitly-deleted default constructor}}
+
+ static_assert(!noexcept(InheritsNonTrivialCopyOnly(InheritsNonTrivialCopyOnly())), "");
+ static_assert(!noexcept(ContainsNonTrivialCopyOnly(ContainsNonTrivialCopyOnly())), "");
+ InheritsNonTrivialCopyOnly intco;
+ static_assert(!noexcept(intco = InheritsNonTrivialCopyOnly()), "");
+ ContainsNonTrivialCopyOnly cntco;
+ static_assert(!noexcept(cntco = ContainsNonTrivialCopyOnly()), "");
+
+ ContainsConst cc;
+ cc = ContainsConst(); // expected-error {{no viable}}
+
+ ContainsRef cr;
+ cr = ContainsRef(); // expected-error {{no viable}}
+
+ DirectVirtualBase dvb;
+ dvb = DirectVirtualBase(); // expected-error {{no viable}}
+
+ IndirectVirtualBase ivb;
+ ivb = IndirectVirtualBase(); // expected-error {{no viable}}
+}
+
+struct ContainsRValueRef {
+ int&& ri;
+ ContainsRValueRef() noexcept;
+};
+
+void test_contains_rref() {
+ (ContainsRValueRef(ContainsRValueRef()));
+}
+
+
+namespace DR1402 {
+ struct NonTrivialCopyCtor {
+ NonTrivialCopyCtor(const NonTrivialCopyCtor &);
+ };
+ struct NonTrivialCopyAssign {
+ NonTrivialCopyAssign &operator=(const NonTrivialCopyAssign &);
+ };
+
+ struct NonTrivialCopyCtorVBase : virtual NonTrivialCopyCtor {
+ NonTrivialCopyCtorVBase(NonTrivialCopyCtorVBase &&);
+ NonTrivialCopyCtorVBase &operator=(NonTrivialCopyCtorVBase &&) = default;
+ };
+ struct NonTrivialCopyAssignVBase : virtual NonTrivialCopyAssign {
+ NonTrivialCopyAssignVBase(NonTrivialCopyAssignVBase &&);
+ NonTrivialCopyAssignVBase &operator=(NonTrivialCopyAssignVBase &&) = default;
+ };
+
+ struct NonTrivialMoveAssign {
+ NonTrivialMoveAssign(NonTrivialMoveAssign&&);
+ NonTrivialMoveAssign &operator=(NonTrivialMoveAssign &&);
+ };
+ struct NonTrivialMoveAssignVBase : virtual NonTrivialMoveAssign {
+ NonTrivialMoveAssignVBase(NonTrivialMoveAssignVBase &&);
+ NonTrivialMoveAssignVBase &operator=(NonTrivialMoveAssignVBase &&) = default;
+ };
+
+ // A non-movable, non-trivially-copyable class type as a subobject inhibits
+ // the declaration of a move operation.
+ struct NoMove1 { NonTrivialCopyCtor ntcc; }; // expected-note 2{{'const DR1402::NoMove1 &'}}
+ struct NoMove2 { NonTrivialCopyAssign ntcc; }; // expected-note 2{{'const DR1402::NoMove2 &'}}
+ struct NoMove3 : NonTrivialCopyCtor {}; // expected-note 2{{'const DR1402::NoMove3 &'}}
+ struct NoMove4 : NonTrivialCopyAssign {}; // expected-note 2{{'const DR1402::NoMove4 &'}}
+ struct NoMove5 : virtual NonTrivialCopyCtor {}; // expected-note 2{{'const DR1402::NoMove5 &'}}
+ struct NoMove6 : virtual NonTrivialCopyAssign {}; // expected-note 2{{'const DR1402::NoMove6 &'}}
+ struct NoMove7 : NonTrivialCopyCtorVBase {}; // expected-note 2{{'const DR1402::NoMove7 &'}}
+ struct NoMove8 : NonTrivialCopyAssignVBase {}; // expected-note 2{{'const DR1402::NoMove8 &'}}
+
+ // A non-trivially-move-assignable virtual base class inhibits the declaration
+ // of a move assignment (which might move-assign the base class multiple
+ // times).
+ struct NoMove9 : NonTrivialMoveAssign {};
+ struct NoMove10 : virtual NonTrivialMoveAssign {}; // expected-note {{'const DR1402::NoMove10 &'}}
+ struct NoMove11 : NonTrivialMoveAssignVBase {}; // expected-note {{'const DR1402::NoMove11 &'}}
+
+ struct Test {
+ friend NoMove1::NoMove1(NoMove1 &&); // expected-error {{no matching function}}
+ friend NoMove2::NoMove2(NoMove2 &&); // expected-error {{no matching function}}
+ friend NoMove3::NoMove3(NoMove3 &&); // expected-error {{no matching function}}
+ friend NoMove4::NoMove4(NoMove4 &&); // expected-error {{no matching function}}
+ friend NoMove5::NoMove5(NoMove5 &&); // expected-error {{no matching function}}
+ friend NoMove6::NoMove6(NoMove6 &&); // expected-error {{no matching function}}
+ friend NoMove7::NoMove7(NoMove7 &&); // expected-error {{no matching function}}
+ friend NoMove8::NoMove8(NoMove8 &&); // expected-error {{no matching function}}
+ friend NoMove9::NoMove9(NoMove9 &&);
+ friend NoMove10::NoMove10(NoMove10 &&);
+ friend NoMove11::NoMove11(NoMove11 &&);
+
+ friend NoMove1 &NoMove1::operator=(NoMove1 &&); // expected-error {{no matching function}}
+ friend NoMove2 &NoMove2::operator=(NoMove2 &&); // expected-error {{no matching function}}
+ friend NoMove3 &NoMove3::operator=(NoMove3 &&); // expected-error {{no matching function}}
+ friend NoMove4 &NoMove4::operator=(NoMove4 &&); // expected-error {{no matching function}}
+ friend NoMove5 &NoMove5::operator=(NoMove5 &&); // expected-error {{no matching function}}
+ friend NoMove6 &NoMove6::operator=(NoMove6 &&); // expected-error {{no matching function}}
+ friend NoMove7 &NoMove7::operator=(NoMove7 &&); // expected-error {{no matching function}}
+ friend NoMove8 &NoMove8::operator=(NoMove8 &&); // expected-error {{no matching function}}
+ friend NoMove9 &NoMove9::operator=(NoMove9 &&);
+ friend NoMove10 &NoMove10::operator=(NoMove10 &&); // expected-error {{no matching function}}
+ friend NoMove11 &NoMove11::operator=(NoMove11 &&); // expected-error {{no matching function}}
+ };
+}
diff --git a/clang/test/CXX/special/class.copy/p11.0x.copy.cpp b/clang/test/CXX/special/class.copy/p11.0x.copy.cpp
new file mode 100644
index 0000000..b2b4f6a
--- /dev/null
+++ b/clang/test/CXX/special/class.copy/p11.0x.copy.cpp
@@ -0,0 +1,121 @@
+// 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}}
diff --git a/clang/test/CXX/special/class.copy/p11.0x.move.cpp b/clang/test/CXX/special/class.copy/p11.0x.move.cpp
new file mode 100644
index 0000000..ff9478b
--- /dev/null
+++ b/clang/test/CXX/special/class.copy/p11.0x.move.cpp
@@ -0,0 +1,164 @@
+// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
+
+struct NonTrivial {
+ NonTrivial(NonTrivial&&);
+};
+
+// A defaulted move 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;
+ DeletedNTVariant(DeletedNTVariant&&);
+};
+DeletedNTVariant::DeletedNTVariant(DeletedNTVariant&&) = default; // expected-error{{would delete}}
+
+struct DeletedNTVariant2 {
+ union {
+ NonTrivial NT;
+ };
+ DeletedNTVariant2(DeletedNTVariant2&&);
+};
+DeletedNTVariant2::DeletedNTVariant2(DeletedNTVariant2&&) = default; // expected-error{{would delete}}
+
+// -- 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(NoAccess&&);
+
+ friend struct HasAccess;
+};
+
+struct HasNoAccess {
+ NoAccess NA;
+ HasNoAccess(HasNoAccess&&);
+};
+HasNoAccess::HasNoAccess(HasNoAccess&&) = default; // expected-error{{would delete}}
+
+struct HasAccess {
+ NoAccess NA;
+ HasAccess(HasAccess&&);
+};
+HasAccess::HasAccess(HasAccess&&) = default;
+
+struct Ambiguity {
+ Ambiguity(const Ambiguity&&);
+ Ambiguity(volatile Ambiguity&&);
+};
+
+struct IsAmbiguous {
+ Ambiguity A;
+ IsAmbiguous(IsAmbiguous&&);
+};
+IsAmbiguous::IsAmbiguous(IsAmbiguous&&) = default; // expected-error{{would delete}}
+
+struct Deleted {
+ IsAmbiguous IA;
+ Deleted(Deleted&&);
+};
+Deleted::Deleted(Deleted&&) = default; // expected-error{{would delete}}
+
+// -- a direct or virtual base class B that cannot be moved because overload
+// resolution results in an ambiguity or a function that is deleted or
+// inaccessible
+struct AmbiguousMoveBase : Ambiguity {
+ AmbiguousMoveBase(AmbiguousMoveBase&&);
+};
+AmbiguousMoveBase::AmbiguousMoveBase(AmbiguousMoveBase&&) = default; // expected-error{{would delete}}
+
+struct DeletedMoveBase : AmbiguousMoveBase {
+ DeletedMoveBase(DeletedMoveBase&&);
+};
+DeletedMoveBase::DeletedMoveBase(DeletedMoveBase&&) = default; // expected-error{{would delete}}
+
+struct InaccessibleMoveBase : NoAccess {
+ InaccessibleMoveBase(InaccessibleMoveBase&&);
+};
+InaccessibleMoveBase::InaccessibleMoveBase(InaccessibleMoveBase&&) = default; // expected-error{{would delete}}
+
+// -- any direct or virtual base class or non-static data member of a type with
+// a destructor that is deleted or inaccessible
+struct NoAccessDtor {
+ NoAccessDtor(NoAccessDtor&&); // expected-note{{copy constructor is implicitly deleted because 'NoAccessDtor' has a user-declared move constructor}}
+private:
+ ~NoAccessDtor();
+ friend struct HasAccessDtor;
+};
+
+struct HasNoAccessDtor {
+ NoAccessDtor NAD;
+ HasNoAccessDtor(HasNoAccessDtor&&);
+};
+HasNoAccessDtor::HasNoAccessDtor(HasNoAccessDtor&&) = default; // expected-error{{would delete}}
+
+struct HasAccessDtor {
+ NoAccessDtor NAD;
+ HasAccessDtor(HasAccessDtor&&);
+};
+HasAccessDtor::HasAccessDtor(HasAccessDtor&&) = default;
+
+struct HasNoAccessDtorBase : NoAccessDtor { // expected-note{{copy constructor of 'HasNoAccessDtorBase' is implicitly deleted because base class 'NoAccessDtor' has a deleted copy constructor}}
+};
+extern HasNoAccessDtorBase HNADBa;
+HasNoAccessDtorBase HNADBb(HNADBa); // expected-error{{implicitly-deleted copy constructor}}
+
+// The restriction on rvalue reference members applies to only the copy
+// constructor.
+struct RValue {
+ int &&ri = 1;
+ RValue(RValue&&);
+};
+RValue::RValue(RValue&&) = default;
+
+// -- a non-static data member or direct or virtual base class with a type that
+// does not have a move constructor and is not trivially copyable
+struct CopyOnly {
+ CopyOnly(const CopyOnly&);
+};
+
+struct NonMove {
+ CopyOnly CO;
+ NonMove(NonMove&&);
+};
+NonMove::NonMove(NonMove&&) = default; // ok under DR1402
+
+struct Moveable {
+ Moveable();
+ Moveable(Moveable&&);
+};
+
+struct HasMove {
+ Moveable M;
+ HasMove(HasMove&&);
+};
+HasMove::HasMove(HasMove&&) = default;
+
+namespace DR1402 {
+ struct member {
+ member();
+ member(const member&);
+ member& operator=(const member&);
+ ~member();
+ };
+
+ struct A {
+ member m_;
+
+ A() = default;
+ A(const A&) = default;
+ A& operator=(const A&) = default;
+ A(A&&) = default;
+ A& operator=(A&&) = default;
+ ~A() = default;
+ };
+
+ // ok, A's explicitly-defaulted move operations copy m_.
+ void f() {
+ A a, b(a), c(static_cast<A&&>(a));
+ a = b;
+ b = static_cast<A&&>(c);
+ }
+}
diff --git a/clang/test/CXX/special/class.copy/p13-0x.cpp b/clang/test/CXX/special/class.copy/p13-0x.cpp
new file mode 100644
index 0000000..0a9aa62
--- /dev/null
+++ b/clang/test/CXX/special/class.copy/p13-0x.cpp
@@ -0,0 +1,60 @@
+// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
+
+// If the implicitly-defined constructor would satisfy the requirements of a
+// constexpr constructor, the implicitly-defined constructor is constexpr.
+struct Constexpr1 {
+ constexpr Constexpr1() : n(0) {}
+ int n;
+};
+constexpr Constexpr1 c1a = Constexpr1(Constexpr1()); // ok
+constexpr Constexpr1 c1b = Constexpr1(Constexpr1(c1a)); // ok
+
+struct Constexpr2 {
+ Constexpr1 ce1;
+ constexpr Constexpr2() = default;
+ constexpr Constexpr2(const Constexpr2 &o) : ce1(o.ce1) {}
+ // no move constructor
+};
+
+constexpr Constexpr2 c2a = Constexpr2(Constexpr2()); // ok
+constexpr Constexpr2 c2b = Constexpr2(Constexpr2(c2a)); // ok
+
+struct Constexpr3 {
+ Constexpr2 ce2;
+ // all special constructors are constexpr, move ctor calls ce2's copy ctor
+};
+
+constexpr Constexpr3 c3a = Constexpr3(Constexpr3()); // ok
+constexpr Constexpr3 c3b = Constexpr3(Constexpr3(c3a)); // ok
+
+struct NonConstexprCopy {
+ constexpr NonConstexprCopy() = default;
+ NonConstexprCopy(const NonConstexprCopy &);
+ constexpr NonConstexprCopy(NonConstexprCopy &&) = default;
+
+ int n = 42;
+};
+
+NonConstexprCopy::NonConstexprCopy(const NonConstexprCopy &) = default; // expected-note {{here}}
+
+constexpr NonConstexprCopy ncc1 = NonConstexprCopy(NonConstexprCopy()); // ok
+constexpr NonConstexprCopy ncc2 = ncc1; // expected-error {{constant expression}} expected-note {{non-constexpr constructor}}
+
+struct NonConstexprDefault {
+ NonConstexprDefault() = default;
+ constexpr NonConstexprDefault(int n) : n(n) {}
+ int n;
+};
+struct Constexpr4 {
+ NonConstexprDefault ncd;
+};
+
+constexpr NonConstexprDefault ncd = NonConstexprDefault(NonConstexprDefault(1));
+constexpr Constexpr4 c4a = { ncd };
+constexpr Constexpr4 c4b = Constexpr4(c4a);
+constexpr Constexpr4 c4c = Constexpr4(static_cast<Constexpr4&&>(const_cast<Constexpr4&>(c4b)));
+
+struct Constexpr5Base {};
+struct Constexpr5 : Constexpr5Base { constexpr Constexpr5() {} };
+constexpr Constexpr5 ce5move = Constexpr5();
+constexpr Constexpr5 ce5copy = ce5move;
diff --git a/clang/test/CXX/special/class.copy/p15-0x.cpp b/clang/test/CXX/special/class.copy/p15-0x.cpp
new file mode 100644
index 0000000..fff8844
--- /dev/null
+++ b/clang/test/CXX/special/class.copy/p15-0x.cpp
@@ -0,0 +1,41 @@
+// RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s
+
+namespace PR10622 {
+ struct foo {
+ const int first;
+ foo(const foo&) = default;
+ };
+ void find_or_insert(const foo& __obj) {
+ foo x(__obj);
+ }
+
+ struct bar : foo {
+ bar(const bar&) = default;
+ };
+ void test_bar(const bar &obj) {
+ bar obj2(obj);
+ }
+}
+
+namespace PR11418 {
+ template<typename T>
+ T may_throw() {
+ return T();
+ }
+
+ template<typename T> T &&declval() noexcept;
+
+ struct NonPOD {
+ NonPOD();
+ NonPOD(const NonPOD &) noexcept;
+ NonPOD(NonPOD &&) noexcept;
+ };
+
+ struct X {
+ NonPOD np = may_throw<NonPOD>();
+ };
+
+ static_assert(noexcept(declval<X>()), "noexcept isn't working at all");
+ static_assert(noexcept(X(declval<X&>())), "copy constructor can't throw");
+ static_assert(noexcept(X(declval<X>())), "move constructor can't throw");
+}
diff --git a/clang/test/CXX/special/class.copy/p15-inclass.cpp b/clang/test/CXX/special/class.copy/p15-inclass.cpp
new file mode 100644
index 0000000..c4f8eaf
--- /dev/null
+++ b/clang/test/CXX/special/class.copy/p15-inclass.cpp
@@ -0,0 +1,42 @@
+// RUN: %clang_cc1 -std=c++11 -emit-llvm -o - %s | FileCheck %s
+
+namespace PR11418 {
+ struct NonPOD {
+ NonPOD();
+ NonPOD(const NonPOD &);
+ NonPOD(NonPOD &&);
+ };
+
+ struct X {
+ NonPOD np;
+ int a = 17;
+ };
+
+ void check_copy(X x) {
+ X x2(x);
+ }
+
+ void check_move(X x) {
+ X x3(static_cast<X&&>(x));
+ }
+
+ // CHECK: define linkonce_odr void @_ZN7PR114181XC2EOS0_
+ // CHECK-NOT: 17
+ // CHECK: call void @_ZN7PR114186NonPODC1EOS0_
+ // CHECK-NOT: 17
+ // CHECK: load i32*
+ // CHECK-NOT: 17
+ // CHECK: store i32
+ // CHECK-NOT: 17
+ // CHECK: ret
+
+ // CHECK: define linkonce_odr void @_ZN7PR114181XC2ERKS0_
+ // CHECK-NOT: 17
+ // CHECK: call void @_ZN7PR114186NonPODC1ERKS0_
+ // CHECK-NOT: 17
+ // CHECK: load i32*
+ // CHECK-NOT: 17
+ // CHECK: store i32
+ // CHECK-NOT: 17
+ // CHECK: ret
+}
diff --git a/clang/test/CXX/special/class.copy/p20.cpp b/clang/test/CXX/special/class.copy/p20.cpp
new file mode 100644
index 0000000..8dfb7ca
--- /dev/null
+++ b/clang/test/CXX/special/class.copy/p20.cpp
@@ -0,0 +1,46 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+struct ConstCopy {
+ ConstCopy();
+ ConstCopy &operator=(const ConstCopy&);
+};
+
+struct NonConstCopy {
+ NonConstCopy();
+ NonConstCopy &operator=(NonConstCopy&);
+};
+
+struct VirtualInheritsNonConstCopy : virtual NonConstCopy {
+ VirtualInheritsNonConstCopy();
+ VirtualInheritsNonConstCopy &operator=(const VirtualInheritsNonConstCopy&);
+};
+
+struct ImplicitNonConstCopy1 : NonConstCopy { // expected-note{{the implicit copy assignment operator}}
+ ImplicitNonConstCopy1();
+};
+
+struct ImplicitNonConstCopy2 { // expected-note{{the implicit copy assignment operator}}
+ ImplicitNonConstCopy2();
+ NonConstCopy ncc;
+};
+
+struct ImplicitNonConstCopy3 { // expected-note{{the implicit copy assignment operator}}
+ ImplicitNonConstCopy3();
+ NonConstCopy ncc_array[2][3];
+};
+
+struct ImplicitNonConstCopy4 : VirtualInheritsNonConstCopy {
+ ImplicitNonConstCopy4();
+};
+
+void test_non_const_copy(const ImplicitNonConstCopy1 &cincc1,
+ const ImplicitNonConstCopy2 &cincc2,
+ const ImplicitNonConstCopy3 &cincc3,
+ const ImplicitNonConstCopy4 &cincc4,
+ const VirtualInheritsNonConstCopy &vincc) {
+ (void)sizeof(ImplicitNonConstCopy1() = cincc1); // expected-error{{no viable overloaded '='}}
+ (void)sizeof(ImplicitNonConstCopy2() = cincc2); // expected-error{{no viable overloaded '='}}
+ (void)sizeof(ImplicitNonConstCopy3() = cincc3); // expected-error{{no viable overloaded '='}}
+ (void)sizeof(ImplicitNonConstCopy4() = cincc4); // okay
+ (void)sizeof(VirtualInheritsNonConstCopy() = vincc);
+}
diff --git a/clang/test/CXX/special/class.copy/p3.cpp b/clang/test/CXX/special/class.copy/p3.cpp
new file mode 100644
index 0000000..3d87266
--- /dev/null
+++ b/clang/test/CXX/special/class.copy/p3.cpp
@@ -0,0 +1,27 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -o - %s | FileCheck %s
+
+// PR6141
+template<typename T>
+struct X {
+ X();
+ template<typename U> X(X<U>);
+ X(const X<T>&);
+};
+
+void f(X<int>) { }
+
+struct Y : X<int> { };
+struct Z : X<float> { };
+
+// CHECK: define i32 @main()
+int main() {
+ // CHECK: call void @_ZN1YC1Ev
+ // CHECK: call void @_ZN1XIiEC1ERKS0_
+ // CHECK: call void @_Z1f1XIiE
+ f(Y());
+ // CHECK: call void @_ZN1ZC1Ev
+ // CHECK: call void @_ZN1XIfEC1ERKS0_
+ // CHECK: call void @_ZN1XIiEC1IfEES_IT_E
+ // CHECK: call void @_Z1f1XIiE
+ f(Z());
+}
diff --git a/clang/test/CXX/special/class.copy/p33-0x.cpp b/clang/test/CXX/special/class.copy/p33-0x.cpp
new file mode 100644
index 0000000..b66e19a
--- /dev/null
+++ b/clang/test/CXX/special/class.copy/p33-0x.cpp
@@ -0,0 +1,57 @@
+// RUN: %clang_cc1 -fcxx-exceptions -fexceptions -std=c++11 -fsyntax-only -verify %s
+class X {
+ X(const X&);
+
+public:
+ X();
+ X(X&&);
+};
+
+X return_by_move(int i, X x) {
+ X x2;
+ if (i == 0)
+ return x;
+ else if (i == 1)
+ return x2;
+ else
+ return x;
+}
+
+void throw_move_only(X x) {
+ X x2;
+ throw x;
+ throw x2;
+}
+
+namespace PR10142 {
+ struct X {
+ X();
+ X(X&&);
+ X(const X&) = delete; // expected-note 2{{function has been explicitly marked deleted here}}
+ };
+
+ void f(int i) {
+ X x;
+ try {
+ X x2;
+ if (i)
+ throw x2; // okay
+ throw x; // expected-error{{call to deleted constructor of 'PR10142::X'}}
+ } catch (...) {
+ }
+ }
+
+ template<typename T>
+ void f2(int i) {
+ T x;
+ try {
+ T x2;
+ if (i)
+ throw x2; // okay
+ throw x; // expected-error{{call to deleted constructor of 'PR10142::X'}}
+ } catch (...) {
+ }
+ }
+
+ template void f2<X>(int); // expected-note{{in instantiation of function template specialization 'PR10142::f2<PR10142::X>' requested here}}
+}
diff --git a/clang/test/CXX/special/class.copy/p8-cxx11.cpp b/clang/test/CXX/special/class.copy/p8-cxx11.cpp
new file mode 100644
index 0000000..02e6cd1
--- /dev/null
+++ b/clang/test/CXX/special/class.copy/p8-cxx11.cpp
@@ -0,0 +1,48 @@
+// RUN: %clang_cc1 -std=c++11 %s -verify
+
+// C++98 [class.copy]p5 / C++11 [class.copy]p8.
+
+// The implicitly-declared copy constructor for a class X will have the form
+// X::X(const X&)
+// if [every direct subobject] has a copy constructor whose first parameter is
+// of type 'const volatile[opt] T &'. Otherwise, it will have the form
+// X::X(X&)
+
+struct ConstCopy {
+ ConstCopy(const ConstCopy &);
+};
+
+struct NonConstCopy {
+ NonConstCopy(NonConstCopy &);
+};
+
+struct DeletedConstCopy {
+ DeletedConstCopy(const DeletedConstCopy &) = delete;
+};
+
+struct DeletedNonConstCopy {
+ DeletedNonConstCopy(DeletedNonConstCopy &) = delete;
+};
+
+struct ImplicitlyDeletedConstCopy {
+ ImplicitlyDeletedConstCopy(ImplicitlyDeletedConstCopy &&);
+};
+
+
+struct A : ConstCopy {};
+struct B : NonConstCopy { ConstCopy a; };
+struct C : ConstCopy { NonConstCopy a; };
+struct D : DeletedConstCopy {};
+struct E : DeletedNonConstCopy {};
+struct F { ImplicitlyDeletedConstCopy a; };
+struct G : virtual B {};
+
+struct Test {
+ friend A::A(const A &);
+ friend B::B(B &);
+ friend C::C(C &);
+ friend D::D(const D &);
+ friend E::E(E &);
+ friend F::F(const F &);
+ friend G::G(G &);
+};
diff --git a/clang/test/CXX/special/class.copy/p9.cpp b/clang/test/CXX/special/class.copy/p9.cpp
new file mode 100644
index 0000000..77ab19e
--- /dev/null
+++ b/clang/test/CXX/special/class.copy/p9.cpp
@@ -0,0 +1,44 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+struct ConstCopy {
+ ConstCopy();
+ ConstCopy(const ConstCopy&);
+};
+
+struct NonConstCopy {
+ NonConstCopy();
+ NonConstCopy(NonConstCopy&);
+};
+
+struct VirtualInheritsNonConstCopy : virtual NonConstCopy {
+ VirtualInheritsNonConstCopy();
+ VirtualInheritsNonConstCopy(const VirtualInheritsNonConstCopy&);
+};
+
+struct ImplicitNonConstCopy1 : NonConstCopy { // expected-note {{candidate constructor}}
+ ImplicitNonConstCopy1(); // expected-note {{candidate constructor}}
+};
+
+struct ImplicitNonConstCopy2 { // expected-note {{candidate constructor}}
+ ImplicitNonConstCopy2(); // expected-note {{candidate constructor}}
+ NonConstCopy ncc;
+};
+
+struct ImplicitNonConstCopy3 { // expected-note {{candidate constructor}}
+ ImplicitNonConstCopy3(); // expected-note {{candidate constructor}}
+ NonConstCopy ncc_array[2][3];
+};
+
+struct ImplicitNonConstCopy4 : VirtualInheritsNonConstCopy { // expected-note {{candidate constructor}}
+ ImplicitNonConstCopy4(); // expected-note {{candidate constructor}}
+};
+
+void test_non_const_copy(const ImplicitNonConstCopy1 &cincc1,
+ const ImplicitNonConstCopy2 &cincc2,
+ const ImplicitNonConstCopy3 &cincc3,
+ const ImplicitNonConstCopy4 &cincc4) {
+ (void)sizeof(ImplicitNonConstCopy1(cincc1)); // expected-error{{no matching conversion for functional-style cast from 'const ImplicitNonConstCopy1' to 'ImplicitNonConstCopy1'}}
+ (void)sizeof(ImplicitNonConstCopy2(cincc2)); // expected-error{{no matching conversion for functional-style cast from 'const ImplicitNonConstCopy2' to 'ImplicitNonConstCopy2'}}
+ (void)sizeof(ImplicitNonConstCopy3(cincc3)); // expected-error{{no matching conversion for functional-style cast from 'const ImplicitNonConstCopy3' to 'ImplicitNonConstCopy3'}}
+ (void)sizeof(ImplicitNonConstCopy4(cincc4)); // expected-error{{no matching conversion for functional-style cast from 'const ImplicitNonConstCopy4' to 'ImplicitNonConstCopy4'}}
+}