The goto-less goto!

bool bFailed = true;
if (!condition1_fails)
{
   if(!condition2_fails)
   {
      ...
      if(!conditionN_fails)
      {
         bFailed=false;
         PerformActionOnAllSuccess();
         DoNormalCleanup();
      }
   }
}
if (bFailed)
{
   DoFailedCleanup();
}