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// RUN: %clang_cc1 -fsyntax-only -std=c++98 -verify -fblocks %s
namespace A {
struct C {
static int cx;
static int cx2;
static int Ag1();
static int Ag2();
};
int ax; // expected-note {{'ax' declared here}}
void Af();
}
A:: ; // expected-error {{expected unqualified-id}}
::A::ax::undef ex3; // expected-error {{'ax' is not a class, namespace, or enumeration}}
A::undef1::undef2 ex4; // expected-error {{no member named 'undef1'}}
int A::C::Ag1() { return 0; }
static int A::C::Ag2() { return 0; } // expected-error{{'static' can}}
int A::C::cx = 17;
static int A::C::cx2 = 17; // expected-error{{'static' can}}
class C2 {
void m(); // expected-note{{member declaration does not match because it is not const qualified}}
void f(const int& parm); // expected-note{{type of 1st parameter of member declaration does not match definition ('const int &' vs 'int')}}
void f(int) const; // expected-note{{member declaration does not match because it is const qualified}}
void f(float);
int x;
};
void C2::m() const { } // expected-error{{out-of-line definition of 'm' does not match any declaration in 'C2'}}
void C2::f(int) { } // expected-error{{out-of-line definition of 'f' does not match any declaration in 'C2'}}
void C2::m() {
x = 0;
}
namespace B {
void ::A::Af() {} // expected-error {{cannot define or redeclare 'Af' here because namespace 'B' does not enclose namespace 'A'}}
}
void f1() {
void A::Af(); // expected-error {{definition or redeclaration of 'Af' not allowed inside a function}}
void (^x)() = ^{ void A::Af(); }; // expected-error {{definition or redeclaration of 'Af' not allowed inside a block}}
}
void f2() {
A:: ; // expected-error {{expected unqualified-id}}
A::C::undef = 0; // expected-error {{no member named 'undef'}}
::A::C::cx = 0;
int x = ::A::ax = A::C::cx;
x = sizeof(A::C);
x = sizeof(::A::C::cx);
}
A::C c1;
struct A::C c2;
struct S : public A::C {};
struct A::undef; // expected-error {{no struct named 'undef' in namespace 'A'}}
namespace A2 {
typedef int INT;
struct RC;
struct CC {
struct NC;
};
}
struct A2::RC {
INT x;
};
struct A2::CC::NC {
void m() {}
};
void f3() {
N::x = 0; // expected-error {{use of undeclared identifier 'N'}}
// FIXME: Consider including the kind of entity that 'N' is ("variable 'N'
// declared here", "template 'X' declared here", etc) to help explain what it
// is if it's 'not a class, namespace, or scoped enumeration'.
int N; // expected-note {{'N' declared here}}
N::x = 0; // expected-error {{'N' is not a class, namespace, or enumeration}}
{ int A; A::ax = 0; }
{ typedef int A; A::ax = 0; } // expected-error{{'A' (aka 'int') is not a class, namespace, or enumeration}}
{ typedef A::C A; A::ax = 0; } // expected-error {{no member named 'ax'}}
{ typedef A::C A; A::cx = 0; }
}
// make sure the following doesn't hit any asserts
void f4(undef::C); // expected-error {{use of undeclared identifier 'undef'}}
typedef void C2::f5(int); // expected-error{{typedef declarator cannot be qualified}}
void f6(int A2::RC::x); // expected-error{{parameter declarator cannot be qualified}}
int A2::RC::x; // expected-error{{non-static data member defined out-of-line}}
void A2::CC::NC::m(); // expected-error{{out-of-line declaration of a member must be a definition}}
namespace E {
int X = 5;
namespace Nested {
enum E {
X = 0
};
int f() {
return E::X; // expected-warning{{use of enumeration in a nested name specifier is a C++11 extension}}
}
}
}
class Operators {
Operators operator+(const Operators&) const; // expected-note{{member declaration does not match because it is const qualified}}
operator bool();
};
Operators Operators::operator+(const Operators&) { // expected-error{{out-of-line definition of 'operator+' does not match any declaration in 'Operators'}}
Operators ops;
return ops;
}
Operators Operators::operator+(const Operators&) const {
Operators ops;
return ops;
}
Operators::operator bool() {
return true;
}
namespace A {
void g(int&); // expected-note{{type of 1st parameter of member declaration does not match definition ('int &' vs 'const int &')}}
}
void A::f() {} // expected-error-re{{out-of-line definition of 'f' does not match any declaration in namespace 'A'{{$}}}}
void A::g(const int&) { } // expected-error{{out-of-line definition of 'g' does not match any declaration in namespace 'A'}}
struct Struct { };
void Struct::f() { } // expected-error{{out-of-line definition of 'f' does not match any declaration in 'Struct'}}
void global_func(int);
void global_func2(int);
namespace N {
void ::global_func(int) { } // expected-error{{definition or redeclaration of 'global_func' cannot name the global scope}}
void f();
// FIXME: if we move this to a separate definition of N, things break!
}
void ::global_func2(int) { } // expected-warning{{extra qualification on member 'global_func2'}}
void N::f() { } // okay
struct Y; // expected-note{{forward declaration of 'Y'}}
Y::foo y; // expected-error{{incomplete type 'Y' named in nested name specifier}}
namespace PR25156 {
struct Y; // expected-note{{forward declaration of 'PR25156::Y'}}
void foo() {
Y::~Y(); // expected-error{{incomplete type 'PR25156::Y' named in nested name specifier}}
}
}
X::X() : a(5) { } // expected-error{{use of undeclared identifier 'X'}}
struct foo_S {
static bool value;
};
bool (foo_S::value);
namespace somens {
struct a { }; // expected-note{{candidate constructor (the implicit copy constructor)}}
}
template <typename T>
class foo {
};
// PR4452 / PR4451
foo<somens:a> a2; // expected-error {{unexpected ':' in nested name specifier}}
somens::a a3 = a2; // expected-error {{no viable conversion}}
// typedefs and using declarations.
namespace test1 {
namespace ns {
class Counter { public: static int count; };
typedef Counter counter;
}
using ns::counter;
class Test {
void test1() {
counter c;
c.count++;
counter::count++;
}
};
}
// We still need to do lookup in the lexical scope, even if we push a
// non-lexical scope.
namespace test2 {
namespace ns {
extern int *count_ptr;
}
namespace {
int count = 0;
}
int *ns::count_ptr = &count;
}
// PR6259, invalid case
namespace test3 {
class A; // expected-note {{forward declaration}}
void foo(const char *path) {
A::execute(path); // expected-error {{incomplete type 'test3::A' named in nested name specifier}}
}
}
namespace PR7133 {
namespace A {
class Foo;
}
namespace A {
namespace B {
bool foo(Foo &);
}
}
bool A::B::foo(Foo &) {
return false;
}
}
class CLASS {
void CLASS::foo2(); // expected-error {{extra qualification on member 'foo2'}}
};
namespace PR8159 {
class B { };
class A {
int A::a; // expected-error{{extra qualification on member 'a'}}
static int A::b; // expected-error{{extra qualification on member 'b'}}
int ::c; // expected-error{{non-friend class member 'c' cannot have a qualified name}}
};
}
namespace rdar7980179 {
class A { void f0(); }; // expected-note {{previous}}
int A::f0() {} // expected-error {{return type of out-of-line definition of 'rdar7980179::A::f0' differs}}
}
namespace alias = A;
double *dp = (alias::C*)0; // expected-error{{cannot initialize a variable of type 'double *' with an rvalue of type 'alias::C *'}}
// http://llvm.org/PR10109
namespace PR10109 {
template<typename T>
struct A {
protected:
struct B;
struct B::C; // expected-error {{requires a template parameter list}} \
// expected-error {{no struct named 'C'}} \
// expected-error{{non-friend class member 'C' cannot have a qualified name}}
};
template<typename T>
struct A2 {
protected:
struct B;
};
template <typename T>
struct A2<T>::B::C; // expected-error {{no struct named 'C'}}
}
namespace PR13033 {
namespace NS {
int a; // expected-note {{'NS::a' declared here}}
int longer_b; //expected-note {{'NS::longer_b' declared here}}
}
// Suggest adding a namespace qualifier to both variable names even though one
// is only a single character long.
int foobar = a + longer_b; // expected-error {{use of undeclared identifier 'a'; did you mean 'NS::a'?}} \
// expected-error {{use of undeclared identifier 'longer_b'; did you mean 'NS::longer_b'?}}
}
// <rdar://problem/13853540>
namespace N {
struct X { };
namespace N {
struct Foo {
struct N::X *foo(); // expected-error{{no struct named 'X' in namespace 'N::N'}}
};
}
}
namespace TypedefNamespace { typedef int F; };
TypedefNamespace::F::NonexistentName BadNNSWithCXXScopeSpec; // expected-error {{'TypedefNamespace::F' (aka 'int') is not a class, namespace, or enumeration}}
namespace PR18587 {
struct C1 {
int a, b, c;
typedef int C2;
struct B1 {
struct B2 {
int a, b, c;
};
};
};
struct C2 { static const unsigned N1 = 1; };
struct B1 {
enum E1 { B2 = 2 };
static const int B3 = 3;
};
const int N1 = 2;
// Function declarators
struct S1a { int f(C1::C2); };
struct S1b { int f(C1:C2); }; // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
struct S2a {
C1::C2 f(C1::C2);
};
struct S2c {
C1::C2 f(C1:C2); // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
};
struct S3a {
int f(C1::C2), C2 : N1;
int g : B1::B2;
};
struct S3b {
int g : B1:B2; // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
};
// Inside square brackets
struct S4a {
int f[C2::N1];
};
struct S4b {
int f[C2:N1]; // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
};
struct S5a {
int f(int xx[B1::B3 ? C2::N1 : B1::B2]);
};
struct S5b {
int f(int xx[B1::B3 ? C2::N1 : B1:B2]); // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
};
struct S5c {
int f(int xx[B1:B3 ? C2::N1 : B1::B2]); // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
};
// Bit fields
struct S6a {
C1::C2 m1 : B1::B2;
};
struct S6c {
C1::C2 m1 : B1:B2; // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
};
struct S6d {
int C2:N1;
};
struct S6e {
static const int N = 3;
B1::E1 : N;
};
struct S6g {
C1::C2 : B1:B2; // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
B1::E1 : B1:B2; // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
};
// Template parameters
template <int N> struct T1 {
int a,b,c;
static const unsigned N1 = N;
typedef unsigned C1;
};
T1<C2::N1> var_1a;
T1<C2:N1> var_1b; // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
template<int N> int F() {}
int (*X1)() = (B1::B2 ? F<1> : F<2>);
int (*X2)() = (B1:B2 ? F<1> : F<2>); // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
// Bit fields + templates
struct S7a {
T1<B1::B2>::C1 m1 : T1<B1::B2>::N1;
};
struct S7b {
T1<B1:B2>::C1 m1 : T1<B1::B2>::N1; // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
};
struct S7c {
T1<B1::B2>::C1 m1 : T1<B1:B2>::N1; // expected-error{{unexpected ':' in nested name specifier; did you mean '::'?}}
};
}
namespace PR16951 {
namespace ns {
enum an_enumeration {
ENUMERATOR // expected-note{{'ENUMERATOR' declared here}}
};
}
int x1 = ns::an_enumeration::ENUMERATOR; // expected-warning{{use of enumeration in a nested name specifier is a C++11 extension}}
int x2 = ns::an_enumeration::ENUMERATOR::vvv; // expected-warning{{use of enumeration in a nested name specifier is a C++11 extension}} \
// expected-error{{'ENUMERATOR' is not a class, namespace, or enumeration}} \
int x3 = ns::an_enumeration::X; // expected-warning{{use of enumeration in a nested name specifier is a C++11 extension}} \
// expected-error{{no member named 'X'}}
enum enumerator_2 {
ENUMERATOR_2
};
int x4 = enumerator_2::ENUMERATOR_2; // expected-warning{{use of enumeration in a nested name specifier is a C++11 extension}}
int x5 = enumerator_2::X2; // expected-warning{{use of enumeration in a nested name specifier is a C++11 extension}} \
// expected-error{{no member named 'X2' in 'PR16951::enumerator_2'}}
}
namespace PR30619 {
c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d;
// expected-error@-1 16{{unknown type name 'c'}}
c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d;
// expected-error@-1 16{{unknown type name 'c'}}
c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d;
// expected-error@-1 16{{unknown type name 'c'}}
c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d; c d;
// expected-error@-1 16{{unknown type name 'c'}}
namespace A {
class B {
typedef C D; // expected-error{{unknown type name 'C'}}
A::D::F;
// expected-error@-1{{'PR30619::A::B::D' (aka 'int') is not a class, namespace, or enumeration}}
};
}
}
namespace DependentTemplateInTrivialNNSLoc {
// This testcase causes us to create trivial type source info when doing
// substitution into T::template g<>. That trivial type source info contained
// a NestedNameSpecifierLoc with no location information.
//
// Previously, creating a CXXScopeSpec from that resulted in an invalid scope
// spec, leading to crashes. Ensure we don't crash here.
template <typename T> void f(T &x) {
for (typename T::template g<> i : x) {} // expected-warning 0-1{{extension}}
x: goto x;
}
}