[cfe-dev] A need for an "-fsanitize=integer-assign-overflow"

[Yury Gribov]

Are we talking about signed or unsigned overflows? Both may be useful 
but second isn't UB.

 > The question is whether it is worth implementing.

There are some CWEs for it:
* CWE-197: Numeric Truncation Error 
(http://cwe.mitre.org/data/definitions/197.html)
* CWE-192: Integer Coercion Error 
(http://cwe.mitre.org/data/definitions/192.html)

-Y