D mentioned on Rust discussions site

[Mark]

On Saturday, 23 May 2020 at 02:26:38 UTC, Walter Bright wrote:
> On 5/22/2020 12:08 AM, Araq wrote:
>> [x] Compiler writers had considerable effort in implementing 
>> the new standards. Check.
>
> Nope. (Note that I speak from actual experience.) Want 
> something that's hard to implement? See exception handling, 
> which wasn't added.

Aren't setjmp/longjmp a form of exception handling?