From c3df908b173534bb97975d410b4965718e911e9c Mon Sep 17 00:00:00 2001
From: "jianxin.yuan" <53457400+jianxin-yuan@users.noreply.github.com>
Date: Tue, 30 Jun 2020 22:54:38 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E=20"=E5=8F=AF=E4=BD=9C?=
 =?UTF-8?q?=E4=B8=BAGC=20Roots=20=E7=9A=84=E5=AF=B9=E8=B1=A1"?=
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---
 .../JVM\345\236\203\345\234\276\345\233\236\346\224\266.md"  | 5 +++++
 1 file changed, 5 insertions(+)

diff --git "a/docs/java/jvm/JVM\345\236\203\345\234\276\345\233\236\346\224\266.md" "b/docs/java/jvm/JVM\345\236\203\345\234\276\345\233\236\346\224\266.md"
index 7fa344ce..028b3750 100644
--- "a/docs/java/jvm/JVM\345\236\203\345\234\276\345\233\236\346\224\266.md"
+++ "b/docs/java/jvm/JVM\345\236\203\345\234\276\345\233\236\346\224\266.md"
@@ -238,6 +238,11 @@ public class ReferenceCountingGc {
 
 ![可达性分析算法 ](./pictures/jvm垃圾回收/72762049.png)
 
+可作为GC Roots的对象包括下面几种:
+* 虚拟机栈(栈帧中的本地变量表)中引用的对象
+* 本地方法栈(Native方法)中引用的对象
+* 方法区中类静态属性引用的对象
+* 方法区中常量引用的对象
 
 ### 2.3 再谈引用
 
-- 
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