The case for integer overflow checks?

[Ola Fosheim Grøstad]

On Wednesday, 20 September 2017 at 10:01:14 UTC, Kagamin wrote:
> On Monday, 18 September 2017 at 17:46:52 UTC, Ola Fosheim 
> Grøstad wrote:
>> No, I don't believe they do, as unsigned integers are modular 
>> in C/C++.
>
> So you can't check third party code because it pervasively uses 
> unsigned integers for lengths, sizes and everything else, 
> obvious example: 
> https://fossies.org/dox/libpng-1.6.32/structpng__info__def.html

For more complex third party code you have to vet it anyway for 
bad practices.

For utilitarian libraries it could be quite useful. So, it all 
depends.