checkedint call removal

[Walter Bright via Digitalmars-d]

On 7/29/2014 12:00 AM, Dicebot wrote:
> On Tuesday, 29 July 2014 at 06:35:06 UTC, Daniel Murphy wrote:
>> The idea is you test your code with assertions enabled, and then only use
>> '-release' when you are sure your program functions correctly.
>>
>> If you are doing critical work or do not trust program input, either do not
>> disable assertions or use a tool like enforce that does not get disabled in
>> release mode.
>
> This is what makes D design by contract almost useless when writing network
> services :( Unless you have 100% code coverage (and I mean literally 100%) you
> can't be sure enough to disable assertions with arbitrary user input. And even
> if you have full coverage you still can't be sure

You can choose to disable assertions with a switch, or not. Having a choice up 
to you doesn't make it useless.

Also, assertions are not for validating user input.