llvm-for-llvmta/tools/clang/test/SemaTemplate/destructor-template.cpp

105 lines
2.1 KiB
C++

// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
template<typename A> class s0 {
template<typename B> class s1 : public s0<A> {
~s1() {}
s0<A> ms0;
};
};
struct Incomplete;
template<typename T>
void destroy_me(T me) {
me.~T();
}
template void destroy_me(Incomplete*);
namespace PR6152 {
template<typename T> struct X { void f(); };
template<typename T> struct Y { };
template<typename T>
void X<T>::f() {
Y<T> *y;
y->template Y<T>::~Y();
y->template Y<T>::~Y<T>();
y->~Y();
}
template struct X<int>;
}
namespace cvquals {
template<typename T>
void f(int *ptr) {
ptr->~T();
}
template void f<const volatile int>(int *);
}
namespace PR7239 {
template<class E> class A { };
class B {
void f() {
A<int>* x;
x->A<int>::~A<int>();
}
};
}
namespace PR7904 {
struct Foo {};
template <class T>
Foo::~Foo() { // expected-error{{destructor cannot be declared as a template}}
T t;
T &pT = t;
pT;
}
Foo f;
}
namespace rdar13140795 {
template <class T> class shared_ptr {};
template <typename T> struct Marshal {
static int gc();
};
template <typename T> int Marshal<T>::gc() {
shared_ptr<T> *x;
x->template shared_ptr<T>::~shared_ptr();
return 0;
}
void test() {
Marshal<int>::gc();
}
}
namespace PR16852 {
template<typename T> struct S { int a; T x; };
template<typename T> decltype(S<T>().~S()) f(); // expected-note {{candidate template ignored: couldn't infer template argument 'T'}}
void g() { f(); } // expected-error {{no matching function for call to 'f'}}
}
class PR33189
{
template <class T>
~PR33189() { } // expected-error{{destructor cannot be declared as a template}}
};
namespace PR38671 {
struct S {
template <class>
~S(); // expected-error{{destructor cannot be declared as a template}}
};
struct T : S { // expected-note{{destructor of 'T' is implicitly deleted because base class 'PR38671::S' has no destructor}}
~T() = default; // expected-warning{{explicitly defaulted destructor is implicitly deleted}}
};
} // namespace PR38671