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// RUN: %clang_cc1 -fsyntax-only -verify %s
struct X {
template<typename T> T& f0(T);
void g0(int i, double d) {
int &ir = f0(i);
double &dr = f0(d);
}
template<typename T> T& f1(T);
template<typename T, typename U> U& f1(T, U);
void g1(int i, double d) {
int &ir1 = f1(i);
int &ir2 = f1(d, i);
int &ir3 = f1(i, i);
}
};
void test_X_f0(X x, int i, float f) {
int &ir = x.f0(i);
float &fr = x.f0(f);
}
void test_X_f1(X x, int i, float f) {
int &ir1 = x.f1(i);
int &ir2 = x.f1(f, i);
int &ir3 = x.f1(i, i);
}
void test_X_f0_address() {
int& (X::*pm1)(int) = &X::f0;
float& (X::*pm2)(float) = &X::f0;
}
void test_X_f1_address() {
int& (X::*pm1)(int) = &X::f1;
float& (X::*pm2)(float) = &X::f1;
int& (X::*pm3)(float, int) = &X::f1;
}
void test_X_f0_explicit(X x, int i, long l) {
int &ir1 = x.f0<int>(i);
int &ir2 = x.f0<>(i);
long &il1 = x.f0<long>(i);
}
// PR4608
class A { template <class x> x a(x z) { return z+y; } int y; };
// PR5419
struct Functor {
template <typename T>
bool operator()(const T& v) const {
return true;
}
};
void test_Functor(Functor f) {
f(1);
}
// Instantiation on ->
template<typename T>
struct X1 {
template<typename U> U& get();
};
template<typename T> struct X2; // expected-note{{here}}
void test_incomplete_access(X1<int> *x1, X2<int> *x2) {
float &fr = x1->get<float>();
(void)x2->get<float>(); // expected-error{{implicit instantiation of undefined template}}
}
// Instantiation of template template parameters in a member function
// template.
namespace TTP {
template<int Dim> struct X {
template<template<class> class M, class T> void f(const M<T>&);
};
template<typename T> struct Y { };
void test_f(X<3> x, Y<int> y) { x.f(y); }
}
namespace PR7387 {
template <typename T> struct X {};
template <typename T1> struct S {
template <template <typename> class TC> void foo(const TC<T1>& arg);
};
template <typename T1> template <template <typename> class TC>
void S<T1>::foo(const TC<T1>& arg) {}
void test(const X<int>& x) {
S<int> s;
s.foo(x);
}
}
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