llvm/lldb/test/API/python_api/objc_type/main.m

#import <objc/NSObject.h>

@interface Foo: NSObject
{}
- (id) init;
@end

@interface Bar: Foo
{
	int _iVar;
}
- (id) init;
@end

@implementation Foo

- (id) init
{
	self = [super init];
	return self;
}

@end

@implementation Bar

- (id) init
{
	self = [super init];
	if (self)
		self->_iVar = 5;
	return self;
}

@end

int main()
{
	Bar* aBar = [Bar new];
	id nothing = [aBar noSuchSelector]; // Break at this line
	return 0;
}