We can use the fact that the compiler lays out functions one after the other in the compiled executable. By subtracting the address of bar() from barEnd(), we know how big bar() is (conservatively, including any padding necessary for alignment requirements):
В России ответили на имитирующие высадку на Украине учения НАТО18:04
，更多细节参见新收录的资料
В России отреагировали на ракетный удар ВСУ по Брянску08:42
李 “정유사·주유소 담합과 매점매석, 이익의 몇배로 엄정 제재”
3. Build the bridge, not the inventory