1{
2  global:
3    extern "C++" {
4      "OHOS::DelayedRefSingleton<OHOS::HiviewDFX::UCollectUtil::ProcessStatus>::instance_";
5      "OHOS::DelayedRefSingleton<OHOS::HiviewDFX::HiviewEventCacher>::instance_";
6    };
7  local:
8    *;
9};