摘要： 在sdk安装路径下的tools/lib下新建proguard.cfg文件，填写如下内容：proguard.cfg-optimizationpasses 5 dontusemixedcaseclassnamesdontskipnonpubliclibraryclassesdontpreverifyverboseoptimizations !code/simplification/arithmetic,!field/*,!class/merging/*keep public class * extends android.app.Activitykeep public class * extend 阅读全文