#import <Foundation/NSObject.h>
#include <objc/runtime.h>

int main()
{
	Class a, b, c;

	a = objc_allocateClassPair([NSObject class], "A", 0);
	objc_registerClassPair(a);

	b = objc_allocateClassPair(a, "B", 0);
	objc_registerClassPair(b);

	c = objc_allocateClassPair(b, "C", 0);
	objc_registerClassPair(c);

	return 0;
}