bug#44861: 27.1; [PATCH] signal in `replace-regexp-in-string'

[Lars Ingebrigtsen]

Mattias Engdegård <mattiase@acm.org> writes:

> However, unlike Boris we can eat our cake and have it! The attached
> patch performs the match-data translation in a C function, which
> obviously is much faster and indeed speeds up replace-regexp-in-string
> in all cases (as long as there is any match at all).

I'm all for speeding up replace-regexp-in-string (which is used all over
the place), so your change looks reasonable to me.

But I wonder -- would it make sense to move the entire
replace-regexp-in-string function to C?

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