Do we need faster regex?

[Witold Baryluk]

On Sunday, 17 December 2023 at 15:43:22 UTC, Dmitry Olshansky 
wrote:
> So I’ve been working on rewind-regex trying to correct all of 
> the decisions in the original engine that slowed it down, 
> dropping some features that I knew I cannot implement 
> efficiently (backreferences have to go).
>
> So while I’m obsessed with simplicity and speed I thought I’d 
> ask people if it was an issue and what they really want from 
> gen2 regex library.
>
> —
> Dmitry Olshansky
> CEO @ Glowlabs
> https://olshansky.me

I never needed to use backreferences in last 25 years. Something 
that has similar performance and scaling like RE2, Plan 9 grep, 
or original awk (modulo unicode), would be the best. I somebody 
needs backreferences, they can use PCRE, or some 3rd party 
libraries.