llvm-project/clang/test/SemaObjC/property-redundant-decl-accessor.m

// RUN: clang-cc -fsyntax-only -Werror -verify %s

@interface MyClass {
    const char	*_myName;
}

@property const char *myName;

- (const char *)myName;
- (void)setMyName:(const char *)name;

@end

@implementation MyClass

@synthesize myName = _myName;

@end