forked from OSchip/llvm-project
32 lines
985 B
C++
32 lines
985 B
C++
// RUN: %clang_cc1 %s -triple x86_64-windows-msvc -fdiagnostics-format msvc -fno-rtti-data -fsyntax-only -verify
|
|
|
|
namespace std {
|
|
struct type_info {};
|
|
} // namespace std
|
|
class B {
|
|
public:
|
|
virtual ~B() = default;
|
|
};
|
|
|
|
class D1 : public B {
|
|
public:
|
|
~D1() = default;
|
|
};
|
|
|
|
void f() {
|
|
B *b = new D1();
|
|
auto d = dynamic_cast<D1 *>(b); // expected-warning{{dynamic_cast will not work since RTTI data is disabled by /GR-}}
|
|
void *v = dynamic_cast<void *>(b); // expected-warning{{dynamic_cast will not work since RTTI data is disabled by /GR-}}
|
|
|
|
(void)typeid(int);
|
|
(void)typeid(b);
|
|
(void)typeid(*b); // expected-warning{{typeid will not work since RTTI data is disabled by /GR-}}
|
|
B b2 = *b;
|
|
(void)typeid(b2);
|
|
(void)typeid(*&b2); // expected-warning{{typeid will not work since RTTI data is disabled by /GR-}}
|
|
(void)typeid((B &)b2);
|
|
|
|
B &br = b2;
|
|
(void)typeid(br); // expected-warning{{typeid will not work since RTTI data is disabled by /GR-}}
|
|
(void)typeid(&br);
|
|
} |