1f51a89d39
These were ignored by git accidentally. We want ALL OF THEM since they all came in the llvm/clang source distribution.
129 lines
2.3 KiB
C++
129 lines
2.3 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
|
|
struct X0 { // expected-note{{candidate}}
|
|
X0(int); // expected-note{{candidate}}
|
|
template<typename T> X0(T); // expected-note {{candidate}}
|
|
template<typename T, typename U> X0(T*, U*); // expected-note {{candidate}}
|
|
|
|
// PR4761
|
|
template<typename T> X0() : f0(T::foo) {} // expected-note {{candidate}}
|
|
int f0;
|
|
};
|
|
|
|
void accept_X0(X0);
|
|
|
|
void test_X0(int i, float f) {
|
|
X0 x0a(i);
|
|
X0 x0b(f);
|
|
X0 x0c = i;
|
|
X0 x0d = f;
|
|
accept_X0(i);
|
|
accept_X0(&i);
|
|
accept_X0(f);
|
|
accept_X0(&f);
|
|
X0 x0e(&i, &f);
|
|
X0 x0f(&f, &i);
|
|
|
|
X0 x0g(f, &i); // expected-error{{no matching constructor}}
|
|
}
|
|
|
|
template<typename T>
|
|
struct X1 {
|
|
X1(const X1&);
|
|
template<typename U> X1(const X1<U>&);
|
|
};
|
|
|
|
template<typename T>
|
|
struct Outer {
|
|
typedef X1<T> A;
|
|
|
|
A alloc;
|
|
|
|
explicit Outer(const A& a) : alloc(a) { }
|
|
};
|
|
|
|
void test_X1(X1<int> xi) {
|
|
Outer<int> oi(xi);
|
|
Outer<float> of(xi);
|
|
}
|
|
|
|
// PR4655
|
|
template<class C> struct A {};
|
|
template <> struct A<int>{A(const A<int>&);};
|
|
struct B { A<int> x; B(B& a) : x(a.x) {} };
|
|
|
|
struct X2 {
|
|
X2(); // expected-note{{candidate constructor}}
|
|
X2(X2&); // expected-note {{candidate constructor}}
|
|
template<typename T> X2(T);
|
|
};
|
|
|
|
X2 test(bool Cond, X2 x2) {
|
|
if (Cond)
|
|
return x2; // okay, uses copy constructor
|
|
|
|
return X2(); // expected-error{{no matching constructor}}
|
|
}
|
|
|
|
struct X3 {
|
|
template<typename T> X3(T);
|
|
};
|
|
|
|
template<> X3::X3(X3); // expected-error{{must pass its first argument by reference}}
|
|
|
|
struct X4 {
|
|
X4();
|
|
~X4();
|
|
X4(X4&);
|
|
template<typename T> X4(const T&, int = 17);
|
|
};
|
|
|
|
X4 test_X4(bool Cond, X4 x4) {
|
|
X4 a(x4, 17); // okay, constructor template
|
|
X4 b(x4); // okay, copy constructor
|
|
return X4();
|
|
}
|
|
|
|
// Instantiation of a non-dependent use of a constructor
|
|
struct DefaultCtorHasDefaultArg {
|
|
explicit DefaultCtorHasDefaultArg(int i = 17);
|
|
};
|
|
|
|
template<typename T>
|
|
void default_ctor_inst() {
|
|
DefaultCtorHasDefaultArg def;
|
|
}
|
|
|
|
template void default_ctor_inst<int>();
|
|
|
|
template<typename T>
|
|
struct X5 {
|
|
X5();
|
|
X5(const T &);
|
|
};
|
|
|
|
struct X6 {
|
|
template<typename T> X6(T);
|
|
};
|
|
|
|
void test_X5_X6() {
|
|
X5<X6> tf;
|
|
X5<X6> tf2(tf);
|
|
}
|
|
|
|
namespace PR8182 {
|
|
struct foo {
|
|
foo();
|
|
template<class T> foo(T&);
|
|
|
|
private:
|
|
foo(const foo&);
|
|
};
|
|
|
|
void test_foo() {
|
|
foo f1;
|
|
foo f2(f1);
|
|
foo f3 = f1;
|
|
}
|
|
|
|
}
|