| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++98, c++03, c++11, c++14 |
| |
| // <any> |
| |
| // template <class ValueType> |
| // ValueType any_cast(any const &); |
| |
| // Try and cast away const. |
| |
| #include <any> |
| |
| struct TestType {}; |
| struct TestType2 {}; |
| |
| int main() |
| { |
| using std::any; |
| using std::any_cast; |
| |
| any a; |
| |
| // expected-error@any:* {{binding value of type 'const TestType' to reference to type 'TestType' drops 'const' qualifier}} |
| // expected-error-re@any:* {{static_assert failed{{.*}} "ValueType is required to be a const lvalue reference or a CopyConstructible type"}} |
| any_cast<TestType &>(static_cast<any const&>(a)); // expected-note {{requested here}} |
| |
| // expected-error@any:* {{cannot cast from lvalue of type 'const TestType' to rvalue reference type 'TestType &&'; types are not compatible}} |
| // expected-error-re@any:* {{static_assert failed{{.*}} "ValueType is required to be a const lvalue reference or a CopyConstructible type"}} |
| any_cast<TestType &&>(static_cast<any const&>(a)); // expected-note {{requested here}} |
| |
| // expected-error@any:* {{binding value of type 'const TestType2' to reference to type 'TestType2' drops 'const' qualifier}} |
| // expected-error-re@any:* {{static_assert failed{{.*}} "ValueType is required to be a const lvalue reference or a CopyConstructible type"}} |
| any_cast<TestType2 &>(static_cast<any const&&>(a)); // expected-note {{requested here}} |
| |
| // expected-error@any:* {{cannot cast from lvalue of type 'const TestType2' to rvalue reference type 'TestType2 &&'; types are not compatible}} |
| // expected-error-re@any:* {{static_assert failed{{.*}} "ValueType is required to be a const lvalue reference or a CopyConstructible type"}} |
| any_cast<TestType2 &&>(static_cast<any const&&>(a)); // expected-note {{requested here}} |
| } |
