Nikolas Klauser 04676c6160
Revert "Enable unnecessary-virtual-specifier by default" (#134105)
Reverts llvm/llvm-project#133265

This causes the whole libc++ CI to fail, since we're not building
against a compiler built from current trunk. Specifically, the CMake
changes causes some feature detection to fail, resulting in CMake
being unable to configure libc++.
2025-04-02 17:59:08 +02:00

37 lines
1.2 KiB
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++11
namespace Test1 {
class A final { }; // expected-note {{'A' declared here}}
class B : A { }; // expected-error {{base 'A' is marked 'final'}}
}
namespace Test2 {
template<typename T> struct A final { }; // expected-note 2 {{'A' declared here}}
struct B : A<int> { }; // expected-error {{base 'A' is marked 'final'}}
template<typename T> struct C : A<T> { }; // expected-error {{base 'A' is marked 'final'}}
struct D : C<int> { }; // expected-note {{in instantiation of template class 'Test2::C<int>' requested here}}
}
namespace Test3 {
template<typename T> struct A { };
template<> struct A<int> final { }; // expected-note {{'A' declared here}}
struct B : A<bool> { };
struct C : A<int> { }; // expected-error {{base 'A' is marked 'final'}}
}
namespace Test4 {
struct A final { virtual void func() = 0; }; // expected-warning {{abstract class is marked 'final'}} expected-note {{unimplemented pure virtual method 'func' in 'A'}}
struct B { virtual void func() = 0; }; // expected-note {{unimplemented pure virtual method 'func' in 'C'}}
struct C final : B { }; // expected-warning {{abstract class is marked 'final'}}
}