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HRESULT GetNum([in]IMyinterface* i,[out,retvl]VARIANT_BOOL* ret);
namespace MyTmp
{
//...
public class MyTmpClass: IMyinterface,Myinterface
{...}
}
Myinterface a = new MyTmpClass();
GetNum(a);//报System.AccessViolationException类型异常出现在test.exe中