Item 11:Prevent exceptions from leaving destructors.(More Effective C++)

We thus find ourselves with two good reasons for keeping exceptions from propagating out of destructors. First, it prevents terminate from being called during the stack-unwinding part of exception propagation. Second, it helps ensure that destructors always accomplish everything they are supposed to accomplish. Each argument is convincing in its own right, but together, the case is ironclad.

转载于:https://www.cnblogs.com/zhtf2014/archive/2011/09/29/2195972.html