singleton_duplication 正确Linux工具链将为您带来意想不到的结果: Singleton() [94174823866848] 'unset' => 'before main' [94174823866848] 'before main' => 'lib a' [94174823866848] 'lib a' => 'lib b' [94174823866848] 'lib b' => 'after main' ~Singleton() 一个简单的Windows安装程序会将Singleton复制到每个二进制文件中: Singleton() [140701732254