#include <objc/message.h>
#include <stdio.h>

#if !defined(OBJC_ROOT_CLASS)
#   if __has_attribute(objc_root_class)
#       define OBJC_ROOT_CLASS __attribute__((objc_root_class))
#   else
#       define OBJC_ROOT_CLASS
#   endif
#endif

OBJC_ROOT_CLASS
@interface TestClass

+(void) testMethod;

@end

@implementation TestClass

+(void) testMethod
{
    printf("testMethod\n");
}

@end

int main()
{
    /*Class cls = objc_getClass("TestClass");
    SEL sel = sel_getUid("testMethod");

    objc_msgSend(cls, sel);*/

    //[TestClass testMethod];

    return 0;
}