Tag: # 指令重排序

什么是重排序 请先看这样一段代码1： public class PossibleReordering { static int x = 0, y = 0; static int a = 0, b = 0; public static void main(String[] args) throws InterruptedException { Thread one = new Thread(new Runnable() { public void run() { a = 1; x = b; } }); Thread other = new Thread(new Runnable() 阅读全文