459 lines
13 KiB
C++
459 lines
13 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
|
|
|
|
typedef double A;
|
|
template<typename T> class B {
|
|
typedef int A;
|
|
};
|
|
|
|
template<typename T> struct X : B<T> {
|
|
static A a;
|
|
};
|
|
|
|
int a0[sizeof(X<int>::a) == sizeof(double) ? 1 : -1];
|
|
|
|
// PR4365.
|
|
template<class T> class Q;
|
|
template<class T> class R : Q<T> {T current;};
|
|
|
|
|
|
namespace test0 {
|
|
template <class T> class Base {
|
|
public:
|
|
void instance_foo();
|
|
static void static_foo();
|
|
class Inner {
|
|
public:
|
|
void instance_foo();
|
|
static void static_foo();
|
|
};
|
|
};
|
|
|
|
template <class T> class Derived1 : Base<T> {
|
|
public:
|
|
void test0() {
|
|
Base<T>::static_foo();
|
|
Base<T>::instance_foo();
|
|
}
|
|
|
|
void test1() {
|
|
Base<T>::Inner::static_foo();
|
|
Base<T>::Inner::instance_foo(); // expected-error {{call to non-static member function without an object argument}}
|
|
}
|
|
|
|
static void test2() {
|
|
Base<T>::static_foo();
|
|
Base<T>::instance_foo(); // expected-error {{call to non-static member function without an object argument}}
|
|
}
|
|
|
|
static void test3() {
|
|
Base<T>::Inner::static_foo();
|
|
Base<T>::Inner::instance_foo(); // expected-error {{call to non-static member function without an object argument}}
|
|
}
|
|
};
|
|
|
|
template <class T> class Derived2 : Base<T>::Inner {
|
|
public:
|
|
void test0() {
|
|
Base<T>::static_foo();
|
|
Base<T>::instance_foo(); // expected-error {{call to non-static member function without an object argument}}
|
|
}
|
|
|
|
void test1() {
|
|
Base<T>::Inner::static_foo();
|
|
Base<T>::Inner::instance_foo();
|
|
}
|
|
|
|
static void test2() {
|
|
Base<T>::static_foo();
|
|
Base<T>::instance_foo(); // expected-error {{call to non-static member function without an object argument}}
|
|
}
|
|
|
|
static void test3() {
|
|
Base<T>::Inner::static_foo();
|
|
Base<T>::Inner::instance_foo(); // expected-error {{call to non-static member function without an object argument}}
|
|
}
|
|
};
|
|
|
|
void test0() {
|
|
Derived1<int> d1;
|
|
d1.test0();
|
|
d1.test1(); // expected-note {{in instantiation of member function}}
|
|
d1.test2(); // expected-note {{in instantiation of member function}}
|
|
d1.test3(); // expected-note {{in instantiation of member function}}
|
|
|
|
Derived2<int> d2;
|
|
d2.test0(); // expected-note {{in instantiation of member function}}
|
|
d2.test1();
|
|
d2.test2(); // expected-note {{in instantiation of member function}}
|
|
d2.test3(); // expected-note {{in instantiation of member function}}
|
|
}
|
|
}
|
|
|
|
namespace test1 {
|
|
template <class T> struct Base {
|
|
void foo(T); // expected-note {{member is declared here}}
|
|
};
|
|
|
|
template <class T> struct Derived : Base<T> {
|
|
void doFoo(T v) {
|
|
foo(v); // expected-error {{explicit qualification required to use member 'foo' from dependent base class}}
|
|
}
|
|
};
|
|
|
|
template struct Derived<int>; // expected-note {{requested here}}
|
|
}
|
|
|
|
namespace PR8966 {
|
|
template <class T>
|
|
class MyClassCore
|
|
{
|
|
};
|
|
|
|
template <class T>
|
|
class MyClass : public MyClassCore<T>
|
|
{
|
|
public:
|
|
enum {
|
|
N
|
|
};
|
|
|
|
// static member declaration
|
|
static const char* array [N];
|
|
|
|
void f() {
|
|
MyClass<T>::InBase = 17;
|
|
}
|
|
};
|
|
|
|
// static member definition
|
|
template <class T>
|
|
const char* MyClass<T>::array [MyClass<T>::N] = { "A", "B", "C" };
|
|
}
|
|
|
|
namespace std {
|
|
inline namespace v1 {
|
|
template<typename T> struct basic_ostream;
|
|
}
|
|
namespace inner {
|
|
template<typename T> struct vector {};
|
|
}
|
|
using inner::vector;
|
|
template<typename T, typename U> struct pair {};
|
|
typedef basic_ostream<char> ostream;
|
|
extern ostream cout;
|
|
std::ostream &operator<<(std::ostream &out, const char *);
|
|
}
|
|
|
|
namespace PR10053 {
|
|
template<typename T> struct A {
|
|
T t;
|
|
A() {
|
|
f(t); // expected-error {{call to function 'f' that is neither visible in the template definition nor found by argument-dependent lookup}}
|
|
}
|
|
};
|
|
|
|
void f(int&); // expected-note {{'f' should be declared prior to the call site}}
|
|
|
|
A<int> a; // expected-note {{in instantiation of member function}}
|
|
|
|
|
|
namespace N {
|
|
namespace M {
|
|
template<typename T> int g(T t) {
|
|
f(t); // expected-error {{call to function 'f' that is neither visible in the template definition nor found by argument-dependent lookup}}
|
|
};
|
|
}
|
|
|
|
void f(char&); // expected-note {{'f' should be declared prior to the call site}}
|
|
}
|
|
|
|
void f(char&);
|
|
|
|
int k = N::M::g<char>(0);; // expected-note {{in instantiation of function}}
|
|
|
|
|
|
namespace O {
|
|
int f(char&); // expected-note {{candidate function not viable}}
|
|
|
|
template<typename T> struct C {
|
|
static const int n = f(T()); // expected-error {{no matching function}}
|
|
};
|
|
}
|
|
|
|
int f(double); // no note, shadowed by O::f
|
|
O::C<double> c; // expected-note {{requested here}}
|
|
|
|
|
|
// Example from www/compatibility.html
|
|
namespace my_file {
|
|
template <typename T> T Squared(T x) {
|
|
return Multiply(x, x); // expected-error {{neither visible in the template definition nor found by argument-dependent lookup}}
|
|
}
|
|
|
|
int Multiply(int x, int y) { // expected-note {{should be declared prior to the call site}}
|
|
return x * y;
|
|
}
|
|
|
|
int main() {
|
|
Squared(5); // expected-note {{here}}
|
|
}
|
|
}
|
|
|
|
// Example from www/compatibility.html
|
|
namespace my_file2 {
|
|
template<typename T>
|
|
void Dump(const T& value) {
|
|
std::cout << value << "\n"; // expected-error {{neither visible in the template definition nor found by argument-dependent lookup}}
|
|
}
|
|
|
|
namespace ns {
|
|
struct Data {};
|
|
}
|
|
|
|
std::ostream& operator<<(std::ostream& out, ns::Data data) { // expected-note {{should be declared prior to the call site or in namespace 'PR10053::my_file2::ns'}}
|
|
return out << "Some data";
|
|
}
|
|
|
|
void Use() {
|
|
Dump(ns::Data()); // expected-note {{here}}
|
|
}
|
|
}
|
|
|
|
namespace my_file2_a {
|
|
template<typename T>
|
|
void Dump(const T &value) {
|
|
print(std::cout, value); // expected-error 4{{neither visible in the template definition nor found by argument-dependent lookup}}
|
|
}
|
|
|
|
namespace ns {
|
|
struct Data {};
|
|
}
|
|
namespace ns2 {
|
|
struct Data {};
|
|
}
|
|
|
|
std::ostream &print(std::ostream &out, int); // expected-note-re {{should be declared prior to the call site{{$}}}}
|
|
std::ostream &print(std::ostream &out, ns::Data); // expected-note {{should be declared prior to the call site or in namespace 'PR10053::my_file2_a::ns'}}
|
|
std::ostream &print(std::ostream &out, std::vector<ns2::Data>); // expected-note {{should be declared prior to the call site or in namespace 'PR10053::my_file2_a::ns2'}}
|
|
std::ostream &print(std::ostream &out, std::pair<ns::Data, ns2::Data>); // expected-note {{should be declared prior to the call site or in an associated namespace of one of its arguments}}
|
|
|
|
void Use() {
|
|
Dump(0); // expected-note {{requested here}}
|
|
Dump(ns::Data()); // expected-note {{requested here}}
|
|
Dump(std::vector<ns2::Data>()); // expected-note {{requested here}}
|
|
Dump(std::pair<ns::Data, ns2::Data>()); // expected-note {{requested here}}
|
|
}
|
|
}
|
|
|
|
namespace unary {
|
|
template<typename T>
|
|
T Negate(const T& value) {
|
|
return !value; // expected-error {{call to function 'operator!' that is neither visible in the template definition nor found by argument-dependent lookup}}
|
|
}
|
|
|
|
namespace ns {
|
|
struct Data {};
|
|
}
|
|
|
|
ns::Data operator!(ns::Data); // expected-note {{should be declared prior to the call site or in namespace 'PR10053::unary::ns'}}
|
|
|
|
void Use() {
|
|
Negate(ns::Data()); // expected-note {{requested here}}
|
|
}
|
|
}
|
|
}
|
|
|
|
namespace PR10187 {
|
|
namespace A1 {
|
|
template<typename T>
|
|
struct S {
|
|
void f() {
|
|
for (auto &a : e)
|
|
__range(a); // expected-error {{undeclared identifier '__range'}}
|
|
}
|
|
int e[10];
|
|
};
|
|
}
|
|
|
|
namespace A2 {
|
|
template<typename T>
|
|
struct S {
|
|
void f() {
|
|
for (auto &a : e)
|
|
__range(a); // expected-error {{undeclared identifier '__range'}}
|
|
}
|
|
T e[10];
|
|
};
|
|
void g() {
|
|
S<int>().f(); // expected-note {{here}}
|
|
}
|
|
struct X {};
|
|
void __range(X);
|
|
void h() {
|
|
S<X>().f();
|
|
}
|
|
}
|
|
|
|
namespace B {
|
|
template<typename T> void g(); // expected-note {{not viable}}
|
|
template<typename T> void f() {
|
|
g<int>(T()); // expected-error {{no matching function}}
|
|
}
|
|
|
|
namespace {
|
|
struct S {};
|
|
}
|
|
void g(S);
|
|
|
|
template void f<S>(); // expected-note {{here}}
|
|
}
|
|
}
|
|
|
|
namespace rdar11242625 {
|
|
|
|
template <typename T>
|
|
struct Main {
|
|
struct default_names {
|
|
typedef int id;
|
|
};
|
|
|
|
template <typename T2 = typename default_names::id>
|
|
struct TS {
|
|
T2 q;
|
|
};
|
|
};
|
|
|
|
struct Sub : public Main<int> {
|
|
TS<> ff;
|
|
};
|
|
|
|
int arr[sizeof(Sub)];
|
|
|
|
}
|
|
|
|
namespace PR11421 {
|
|
template < unsigned > struct X {
|
|
static const unsigned dimension = 3;
|
|
template<unsigned dim=dimension>
|
|
struct Y: Y<dim> { }; // expected-error{{circular inheritance between 'Y<dim>' and 'Y<dim>'}}
|
|
};
|
|
typedef X<3> X3;
|
|
X3::Y<>::iterator it; // expected-error {{no type named 'iterator' in 'PR11421::X<3>::Y<3>'}}
|
|
}
|
|
|
|
namespace rdar12629723 {
|
|
template<class T>
|
|
struct X {
|
|
struct C : public C { }; // expected-error{{circular inheritance between 'rdar12629723::X::C' and 'rdar12629723::X::C'}}
|
|
|
|
struct B;
|
|
|
|
struct A : public B { // expected-note{{'rdar12629723::X::A' declared here}}
|
|
virtual void foo() { }
|
|
};
|
|
|
|
struct D : T::foo { };
|
|
struct E : D { };
|
|
};
|
|
|
|
template<class T>
|
|
struct X<T>::B : public A { // expected-error{{circular inheritance between 'rdar12629723::X::A' and 'rdar12629723::X::B'}}
|
|
virtual void foo() { }
|
|
};
|
|
}
|
|
|
|
namespace test_reserved_identifiers {
|
|
template<typename A, typename B> void tempf(A a, B b) {
|
|
a + b; // expected-error{{call to function 'operator+' that is neither visible in the template definition nor found by argument-dependent lookup}}
|
|
}
|
|
namespace __gnu_cxx { struct X {}; }
|
|
namespace ns { struct Y {}; }
|
|
void operator+(__gnu_cxx::X, ns::Y); // expected-note{{or in namespace 'test_reserved_identifiers::ns'}}
|
|
void test() {
|
|
__gnu_cxx::X x;
|
|
ns::Y y;
|
|
tempf(x, y); // expected-note{{in instantiation of}}
|
|
}
|
|
}
|
|
|
|
// This test must live in the global namespace.
|
|
struct PR14695_X {};
|
|
// FIXME: This note is bogus; it is the using directive which would need to move
|
|
// to prior to the call site to fix the problem.
|
|
namespace PR14695_A { void PR14695_f(PR14695_X); } // expected-note {{'PR14695_f' should be declared prior to the call site or in the global namespace}}
|
|
template<typename T> void PR14695_g(T t) { PR14695_f(t); } // expected-error {{call to function 'PR14695_f' that is neither visible in the template definition nor found by argument-dependent lookup}}
|
|
using namespace PR14695_A;
|
|
template void PR14695_g(PR14695_X); // expected-note{{requested here}}
|
|
|
|
namespace OperatorNew {
|
|
template<typename T> void f(T t) {
|
|
operator new(100, t); // expected-error{{call to function 'operator new' that is neither visible in the template definition nor found by argument-dependent lookup}}
|
|
// FIXME: This should give the same error.
|
|
new (t) int;
|
|
}
|
|
struct X {};
|
|
};
|
|
using size_t = decltype(sizeof(0));
|
|
void *operator new(size_t, OperatorNew::X); // expected-note-re {{should be declared prior to the call site{{$}}}}
|
|
template void OperatorNew::f(OperatorNew::X); // expected-note {{instantiation of}}
|
|
|
|
namespace PR19936 {
|
|
template<typename T> decltype(*T()) f() {} // expected-note {{previous}}
|
|
template<typename T> decltype(T() * T()) g() {} // expected-note {{previous}}
|
|
|
|
// Create some overloaded operators so we build an overload operator call
|
|
// instead of a builtin operator call for the dependent expression.
|
|
enum E {};
|
|
int operator*(E);
|
|
int operator*(E, E);
|
|
|
|
// Check that they still profile the same.
|
|
template<typename T> decltype(*T()) f() {} // expected-error {{redefinition}}
|
|
template<typename T> decltype(T() * T()) g() {} // expected-error {{redefinition}}
|
|
}
|
|
|
|
template <typename> struct CT2 {
|
|
template <class U> struct X;
|
|
};
|
|
template <typename T> int CT2<int>::X<>; // expected-error {{template parameter list matching the non-templated nested type 'CT2<int>' should be empty}}
|
|
|
|
namespace DependentTemplateIdWithNoArgs {
|
|
template<typename T> void f() { T::template f(); }
|
|
struct X {
|
|
template<int = 0> static void f();
|
|
};
|
|
void g() { f<X>(); }
|
|
}
|
|
|
|
namespace DependentUnresolvedUsingTemplate {
|
|
template<typename T>
|
|
struct X : T {
|
|
using T::foo;
|
|
void f() { this->template foo(); } // expected-error {{does not refer to a template}}
|
|
void g() { this->template foo<>(); } // expected-error {{does not refer to a template}}
|
|
void h() { this->template foo<int>(); } // expected-error {{does not refer to a template}}
|
|
};
|
|
struct A { template<typename = int> int foo(); };
|
|
struct B { int foo(); }; // expected-note 3{{non-template here}}
|
|
void test(X<A> xa, X<B> xb) {
|
|
xa.f();
|
|
xa.g();
|
|
xa.h();
|
|
xb.f(); // expected-note {{instantiation of}}
|
|
xb.g(); // expected-note {{instantiation of}}
|
|
xb.h(); // expected-note {{instantiation of}}
|
|
}
|
|
}
|
|
|
|
namespace PR37680 {
|
|
template <class a> struct b : a {
|
|
using a::add;
|
|
template<int> int add() { return this->template add(0); }
|
|
};
|
|
struct a {
|
|
template<typename T = void> int add(...);
|
|
void add(int);
|
|
};
|
|
int f(b<a> ba) { return ba.add<0>(); }
|
|
}
|