[Off-Topic] John Carmack's point of view on GC and languages like JavaScript

Don Allen donaldcallen at gmail.com
Thu Aug 11 18:34:34 UTC 2022


On Thursday, 11 August 2022 at 13:26:21 UTC, rikki cattermole 
wrote:
>
> On 12/08/2022 1:20 AM, wjoe wrote:
>> I guess it's an ignorant point of view, but I don't see how 
>> someone whose constraints for writing high-performance, and/or 
>> real-time, and/or embedded/micro-architecture code, which 
>> prohibits the use of a GC, would find D-Runtime/Phobos meeting 
>> their requirements.
>
> There have been multiple users in this category of D who have 
> successfully made production systems with the GC linked in.
>
> All memory allocations are expensive and can fail, if you want 
> performant safe code you have no choice but to prevent 
> allocating memory.
>
> It does not matter what language you use, if you allocate you 
> slow your code down.

Yes. The important question is: does it matter?


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