// RUN: clang-cc -fsyntax-only -verify %s @interface Object + (id)new; @end @interface ReadOnly : Object { int _object; int _Anotherobject; } @property(readonly) int object; @property(readonly) int Anotherobject; @end @interface ReadOnly () @property(readwrite) int object; @property(readwrite, setter = myAnotherobjectSetter:) int Anotherobject; @end @implementation ReadOnly @synthesize object = _object; @synthesize Anotherobject = _Anotherobject; - (void) myAnotherobjectSetter : (int)val { _Anotherobject = val; } @end int main(int argc, char **argv) { ReadOnly *test = [ReadOnly new]; test.object = 12345; test.Anotherobject = 200; return test.object - 12345 + test.Anotherobject - 200; } /// @interface I0 @property(readonly) int p0; // expected-warning {{property 'p0' requires method 'p0' to be defined}} @end @interface I0 (Cat0) @end @interface I0 (Cat1) @end @implementation I0 // expected-note {{implementation is here}} - (void) foo { self.p0 = 0; // expected-error {{assigning to property with 'readonly' attribute not allowed}} } @end