How to ensure exception safety in c++? [closed]

It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. 开发者_Go百科 Closed 11 years ago.

In a highly secure system, how to ensure exception safety?

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A very general answer to a very general question...

Ensure the software engineers writing it have read and understood Herb Sutter's Exceptional C++.