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// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s
// rdar://12095239
class CppAbstractBase {
public:
virtual void testA() = 0;
virtual void testB() = 0; // expected-note {{unimplemented pure virtual method 'testB' in 'CppConcreteSub}}
int a;
};
class CppConcreteSub : public CppAbstractBase {
virtual void testA() { }
};
@interface Objc {
CppConcreteSub _concrete; // expected-error{{instance variable type 'CppConcreteSub' is an abstract class}}
}
- (CppAbstractBase*)abstract;
@end
@implementation Objc
- (CppAbstractBase*)abstract {
return &_concrete;
}
@end
class Cpp {
public:
CppConcreteSub sub; // expected-error {{field type 'CppConcreteSub' is an abstract class}}
};
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