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llvm-project/clang/test/CodeCompletion/member-access.cpp

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struct Base1 {
int member1;
float member2;
};
struct Base2 {
int member1;
double member3;
void memfun1(int);
};
struct Base3 : Base1, Base2 {
void memfun1(float);
void memfun1(double) const;
void memfun2(int);
};
struct Derived : Base3 {
template <typename T> Derived(T);
Derived(int);
int member4;
int memfun3(int);
};
class Proxy {
public:
Derived *operator->() const;
};
void test(const Proxy &p) {
p->
}
struct Test1 {
Base1 b;
static void sfunc() {
b. // expected-error {{invalid use of member 'b' in static member function}}
}
};
struct Foo {
void foo() const;
static void foo(bool);
};
struct Bar {
void foo(bool param) {
Foo::foo( );// unresolved member expression with an implicit base
}
};
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:31:6 %s -o - | FileCheck -check-prefix=CHECK-CC1 --implicit-check-not="Derived : Derived(" %s
// CHECK-CC1: Base1 (InBase) : Base1::
// CHECK-CC1: member1 (InBase) : [#int#][#Base1::#]member1
// CHECK-CC1: member1 (InBase) : [#int#][#Base2::#]member1
// CHECK-CC1: member2 (InBase) : [#float#][#Base1::#]member2
// CHECK-CC1: member3 (InBase)
// CHECK-CC1: member4
// CHECK-CC1: memfun1 (InBase) : [#void#][#Base3::#]memfun1(<#float#>)
// CHECK-CC1: memfun1 (InBase) : [#void#][#Base3::#]memfun1(<#double#>)[# const#]
// CHECK-CC1: memfun1 (Hidden,InBase) : [#void#]Base2::memfun1(<#int#>)
// CHECK-CC1: memfun2 (InBase) : [#void#][#Base3::#]memfun2(<#int#>)
// CHECK-CC1: memfun3 : [#int#]memfun3(<#int#>)
// Make sure this doesn't crash
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:38:7 %s -verify
// Make sure this also doesn't crash
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:49:14 %s
template<typename T>
class BaseTemplate {
public:
T baseTemplateFunction();
T baseTemplateField;
};
template<typename T, typename S>
class TemplateClass: public Base1 , public BaseTemplate<T> {
public:
T function() { }
T field;
TemplateClass<S, T> &relatedField;
BaseTemplate<S> &relatedFunction();
void overload1(const T &);
void overload1(const S &);
};
template<typename T, typename S>
void completeDependentMembers(TemplateClass<T, S> &object,
TemplateClass<int, S> *object2) {
object.field;
object2->field;
// CHECK-CC2: baseTemplateField (InBase) : [#T#][#BaseTemplate<T>::#]baseTemplateField
// CHECK-CC2: baseTemplateFunction (InBase) : [#T#][#BaseTemplate<T>::#]baseTemplateFunction()
// CHECK-CC2: field : [#T#]field
// CHECK-CC2: function : [#T#]function()
// CHECK-CC2: member1 (InBase) : [#int#][#Base1::#]member1
// CHECK-CC2: member2 (InBase) : [#float#][#Base1::#]member2
// CHECK-CC2: overload1 : [#void#]overload1(<#const T &#>)
// CHECK-CC2: overload1 : [#void#]overload1(<#const S &#>)
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:97:10 %s -o - | FileCheck -check-prefix=CHECK-CC2 %s
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:98:12 %s -o - | FileCheck -check-prefix=CHECK-CC2 %s
object.relatedField.relatedFunction().baseTemplateField;
// CHECK-DEP-CHAIN: baseTemplateField : [#T#]baseTemplateField
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:111:41 %s -o - | FileCheck -check-prefix=CHECK-DEP-CHAIN %s
}
void completeDependentSpecializedMembers(TemplateClass<int, double> &object,
TemplateClass<int, double> *object2) {
object.field;
object2->field;
// CHECK-CC3: baseTemplateField (InBase) : [#int#][#BaseTemplate<int>::#]baseTemplateField
// CHECK-CC3: baseTemplateFunction (InBase) : [#int#][#BaseTemplate<int>::#]baseTemplateFunction()
// CHECK-CC3: field : [#int#]field
// CHECK-CC3: function : [#int#]function()
// CHECK-CC3: member1 (InBase) : [#int#][#Base1::#]member1
// CHECK-CC3: member2 (InBase) : [#float#][#Base1::#]member2
// CHECK-CC3: overload1 : [#void#]overload1(<#const int &#>)
// CHECK-CC3: overload1 : [#void#]overload1(<#const double &#>)
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:119:10 %s -o - | FileCheck -check-prefix=CHECK-CC3 %s
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:120:12 %s -o - | FileCheck -check-prefix=CHECK-CC3 %s
}
template <typename T>
class Template {
public:
BaseTemplate<int> o1;
BaseTemplate<T> o2;
void function() {
o1.baseTemplateField;
// CHECK-CC4: BaseTemplate : BaseTemplate::
// CHECK-CC4: baseTemplateField : [#int#]baseTemplateField
// CHECK-CC4: baseTemplateFunction : [#int#]baseTemplateFunction()
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:141:8 %s -o - | FileCheck -check-prefix=CHECK-CC4 %s
o2.baseTemplateField;
// CHECK-CC5: BaseTemplate : BaseTemplate::
// CHECK-CC5: baseTemplateField : [#T#]baseTemplateField
// CHECK-CC5: baseTemplateFunction : [#T#]baseTemplateFunction()
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:146:8 %s -o - | FileCheck -check-prefix=CHECK-CC5 %s
this->o1;
// CHECK-CC6: [#void#]function()
// CHECK-CC6: o1 : [#BaseTemplate<int>#]o1
// CHECK-CC6: o2 : [#BaseTemplate<T>#]o2
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:151:11 %s -o - | FileCheck -check-prefix=CHECK-CC6 %s
}
static void staticFn(T &obj);
struct Nested { };
};
template<typename T>
void dependentColonColonCompletion() {
Template<T>::staticFn();
// CHECK-CC7: function : [#void#]function()
// CHECK-CC7: Nested : Nested
// CHECK-CC7: o1 : [#BaseTemplate<int>#]o1
// CHECK-CC7: o2 : [#BaseTemplate<T>#]o2
// CHECK-CC7: staticFn : [#void#]staticFn(<#T &obj#>)
// CHECK-CC7: Template : Template
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:165:16 %s -o - | FileCheck -check-prefix=CHECK-CC7 %s
typename Template<T>::Nested m;
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:173:25 %s -o - | FileCheck -check-prefix=CHECK-CC7 %s
}
class Proxy2 {
public:
Derived *operator->() const;
int member5;
};
void test2(const Proxy2 &p) {
p->
}
void test3(const Proxy2 &p) {
p.
}
// RUN: %clang_cc1 -fsyntax-only -code-completion-with-fixits -code-completion-at=%s:184:6 %s -o - | FileCheck -check-prefix=CHECK-CC8 --implicit-check-not="Derived : Derived(" %s
// CHECK-CC8: Base1 (InBase) : Base1::
// CHECK-CC8: member1 (InBase) : [#int#][#Base1::#]member1
// CHECK-CC8: member1 (InBase) : [#int#][#Base2::#]member1
// CHECK-CC8: member2 (InBase) : [#float#][#Base1::#]member2
// CHECK-CC8: member3 (InBase) : [#double#][#Base2::#]member3
// CHECK-CC8: member4 : [#int#]member4
// CHECK-CC8: member5 : [#int#]member5 (requires fix-it: {184:4-184:6} to ".")
// CHECK-CC8: memfun1 (InBase) : [#void#][#Base3::#]memfun1(<#float#>)
// CHECK-CC8: memfun1 (InBase) : [#void#][#Base3::#]memfun1(<#double#>)[# const#]
// CHECK-CC8: memfun1 (Hidden,InBase) : [#void#]Base2::memfun1(<#int#>)
// CHECK-CC8: memfun2 (InBase) : [#void#][#Base3::#]memfun2(<#int#>)
// CHECK-CC8: memfun3 : [#int#]memfun3(<#int#>)
// CHECK-CC8: operator-> : [#Derived *#]operator->()[# const#] (requires fix-it: {184:4-184:6} to ".")
// RUN: %clang_cc1 -fsyntax-only -code-completion-with-fixits -code-completion-at=%s:188:6 %s -o - | FileCheck -check-prefix=CHECK-CC9 --implicit-check-not="Derived : Derived(" %s
// CHECK-CC9: Base1 (InBase) : Base1::
// CHECK-CC9: member1 (InBase) : [#int#][#Base1::#]member1 (requires fix-it: {188:4-188:5} to "->")
// CHECK-CC9: member1 (InBase) : [#int#][#Base2::#]member1 (requires fix-it: {188:4-188:5} to "->")
// CHECK-CC9: member2 (InBase) : [#float#][#Base1::#]member2 (requires fix-it: {188:4-188:5} to "->")
// CHECK-CC9: member3 (InBase) : [#double#][#Base2::#]member3 (requires fix-it: {188:4-188:5} to "->")
// CHECK-CC9: member4 : [#int#]member4 (requires fix-it: {188:4-188:5} to "->")
// CHECK-CC9: member5 : [#int#]member5
// CHECK-CC9: memfun1 (InBase) : [#void#][#Base3::#]memfun1(<#float#>) (requires fix-it: {188:4-188:5} to "->")
// CHECK-CC9: memfun1 (InBase) : [#void#][#Base3::#]memfun1(<#double#>)[# const#] (requires fix-it: {188:4-188:5} to "->")
// CHECK-CC9: memfun1 (Hidden,InBase) : [#void#]Base2::memfun1(<#int#>) (requires fix-it: {188:4-188:5} to "->")
// CHECK-CC9: memfun2 (InBase) : [#void#][#Base3::#]memfun2(<#int#>) (requires fix-it: {188:4-188:5} to "->")
// CHECK-CC9: memfun3 : [#int#]memfun3(<#int#>) (requires fix-it: {188:4-188:5} to "->")
// CHECK-CC9: operator-> : [#Derived *#]operator->()[# const#]
// These overload sets differ only by return type and this-qualifiers.
// So for any given callsite, only one is available.
struct Overloads {
double ConstOverload(char);
int ConstOverload(char) const;
int RefOverload(char) &;
double RefOverload(char) const&;
char RefOverload(char) &&;
};
void testLValue(Overloads& Ref) {
Ref.
}
void testConstLValue(const Overloads& ConstRef) {
ConstRef.
}
void testRValue() {
Overloads().
}
void testXValue(Overloads& X) {
static_cast<Overloads&&>(X).
}
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:232:7 %s -o - | FileCheck -check-prefix=CHECK-LVALUE %s \
// RUN: --implicit-check-not="[#int#]ConstOverload(" \
// RUN: --implicit-check-not="[#double#]RefOverload(" \
// RUN: --implicit-check-not="[#char#]RefOverload("
// CHECK-LVALUE-DAG: [#double#]ConstOverload(
// CHECK-LVALUE-DAG: [#int#]RefOverload(
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:235:12 %s -o - | FileCheck -check-prefix=CHECK-CONSTLVALUE %s \
// RUN: --implicit-check-not="[#double#]ConstOverload(" \
// RUN: --implicit-check-not="[#int#]RefOverload(" \
// RUN: --implicit-check-not="[#char#]RefOverload("
// CHECK-CONSTLVALUE: [#int#]ConstOverload(
// CHECK-CONSTLVALUE: [#double#]RefOverload(
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:238:15 %s -o - | FileCheck -check-prefix=CHECK-PRVALUE %s \
// RUN: --implicit-check-not="[#int#]ConstOverload(" \
// RUN: --implicit-check-not="[#int#]RefOverload(" \
// RUN: --implicit-check-not="[#double#]RefOverload("
// CHECK-PRVALUE: [#double#]ConstOverload(
// CHECK-PRVALUE: [#char#]RefOverload(
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:241:31 %s -o - | FileCheck -check-prefix=CHECK-XVALUE %s \
// RUN: --implicit-check-not="[#int#]ConstOverload(" \
// RUN: --implicit-check-not="[#int#]RefOverload(" \
// RUN: --implicit-check-not="[#double#]RefOverload("
// CHECK-XVALUE: [#double#]ConstOverload(
// CHECK-XVALUE: [#char#]RefOverload(
void testOverloadOperator() {
struct S {
char operator=(int) const;
int operator=(int);
} s;
return s.
}
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:277:12 %s -o - | FileCheck -check-prefix=CHECK-OPER %s \
// RUN: --implicit-check-not="[#char#]operator=("
// CHECK-OPER: [#int#]operator=(
struct S { int member; };
S overloaded(int);
S overloaded(double);
void foo() {
// No overload matches, but we have recovery-expr with the correct type.
overloaded().
}
// RUN: not %clang_cc1 -fsyntax-only -frecovery-ast -frecovery-ast-type -code-completion-at=%s:288:16 %s -o - | FileCheck -check-prefix=CHECK-RECOVERY %s
// CHECK-RECOVERY: [#int#]member
template <typename T>
void fooDependent(T t) {
// Overload not resolved, but we notice all candidates return the same type.
overloaded(t).
}
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:295:17 %s -o - | FileCheck -check-prefix=CHECK-OVERLOAD %s
// CHECK-OVERLOAD: [#int#]member
struct Base4 {
Base4 base4();
};
template <typename T>
struct Derived2 : Base4 {};
template <typename T>
void testMembersFromBasesInDependentContext() {
Derived2<T> X;
(void)X.base4().base4();
// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:310:19 %s -o - | FileCheck -check-prefix=CHECK-MEMBERS-FROM-BASE-DEPENDENT %s
// CHECK-MEMBERS-FROM-BASE-DEPENDENT: [#Base4#]base4
}
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