VerifyError:拒绝类android.support.g.b,因为它编译时验证失败

问题描述 投票:0回答:1

这类似于Rejecting class because it failed compile-time verification Androidjava.lang.VerifyError: Verifier rejected class on Lollipop when using release APK,但我的问题的根源仍然未知,所有提出的解决方案都无济于事。

手动安装带有MultiDex支持且已启用ProGuard的签名版本apk会在启动时抛出此异常:

475-475/? E/AndroidRuntime: FATAL EXCEPTION: main
                            Process: ..., PID: 475
                            java.lang.VerifyError: Verifier rejected class android.support.g.b due to bad method void android.support.g.b.<init>() (declaration of 'android.support.g.b' appears in /data/app/...-2/base.apk)
                                at ...MyApp.attachBaseContext(Unknown Source)
                                at android.app.Application.attach(Application.java:181)

-dontoptimize不会发生这种情况。当前最小优化设置:

-optimizations "code/*"

没有-optimizations或限制较少的选项,我得到相同的错误。添加-keep class android.*也不会有帮助。我没有得到"code/removal/*,code/simplification/*"的错误,但这忽略了-assumenosideeffects

android.support.g.b是混淆的android.support.multidex.MultiDex类本身,并且在调用被覆盖的attachBaseContext(Context)时会导致错误:

@Override
protected void attachBaseContext(Context base) {

    super.attachBaseContext(base);
    MultiDex.install(this);
}

使用字节代码查看器解码此方法(默认构造函数)会导致:

private b() { // <init> //()V
    return
}
  • 按类规范禁用优化会很有用。
  • 替代方案:了解考虑-optimizations的最小-assumenosideeffects选项
android proguard
1个回答
1
投票

不要将成员通配符与-assumenosideeffects一起使用,因为这会为其他类“溢出”到Object。见https://sourceforge.net/p/proguard/bugs/716/#98d4

任何带接口的规则都可能出现类似的问题。例:

-assumenosideeffects class * implements Interface {
    public <init>();
    public Object interfacemethod(); # May concern methods with same signature in other Objects
}
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