llvm-for-llvmta/tools/clang/test/SemaTemplate/member-template-access-expr...

145 lines
2.3 KiB
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s
template<typename U, typename T>
U f0(T t) {
return t.template get<U>();
}
template<typename U, typename T>
int &f1(T t) {
// FIXME: When we pretty-print this, we lose the "template" keyword.
return t.U::template get<int&>();
}
struct X {
template<typename T> T get();
};
void test_f0(X x) {
int i = f0<int>(x);
int &ir = f0<int&>(x);
}
struct XDerived : public X {
};
void test_f1(XDerived xd) {
int &ir = f1<X>(xd);
}
// PR5213
template <class T>
struct A {};
template<class T>
class B
{
A<T> a_;
public:
void destroy();
};
template<class T>
void
B<T>::destroy()
{
a_.~A<T>();
}
void do_destroy_B(B<int> b) {
b.destroy();
}
struct X1 {
int* f1(int);
template<typename T> float* f1(T);
static int* f2(int);
template<typename T> static float* f2(T);
};
void test_X1(X1 x1) {
float *fp1 = x1.f1<>(17);
float *fp2 = x1.f1<int>(3.14); // expected-warning {{implicit conversion from 'double' to 'int' changes value from 3.14 to 3}}
int *ip1 = x1.f1(17);
float *ip2 = x1.f1(3.14);
float* (X1::*mf1)(int) = &X1::f1;
float* (X1::*mf2)(int) = &X1::f1<>;
float* (X1::*mf3)(float) = &X1::f1<float>;
float* (*fp3)(int) = &X1::f2;
float* (*fp4)(int) = &X1::f2<>;
float* (*fp5)(float) = &X1::f2<float>;
float* (*fp6)(int) = X1::f2;
float* (*fp7)(int) = X1::f2<>;
float* (*fp8)(float) = X1::f2<float>;
}
template<int A> struct X2 {
int m;
};
template<typename T>
struct X3 : T { };
template<typename T>
struct X4 {
template<typename U>
void f(X2<sizeof(X3<U>().U::m)>);
};
void f(X4<X3<int> > x4i) {
X2<sizeof(int)> x2;
x4i.f<X2<sizeof(int)> >(x2);
}
template<typename T>
struct X5 {
template<typename U>
void f();
void g() {
this->f<T*>();
}
};
namespace PR6021 {
template< class T1, class T2 >
class Outer
{
public: // Range operations
template< class X > X tmpl( const X* = 0 ) const;
struct Inner
{
const Outer& o;
template< class X >
operator X() const
{
return o.tmpl<X>();
}
};
};
}
namespace rdar8198511 {
template<int, typename U>
struct Base {
void f();
};
template<typename T>
struct X0 : Base<1, T> { };
template<typename T>
struct X1 {
X0<int> x0;
void f() {
this->x0.Base<1, int>::f();
}
};
}