[Bug c++/80290] [6/7 Regression] g++ uses unreasonable amount of memory compiling nested string maps

[andrew at aj dot id.au]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80290

--- Comment #23 from Andrew Jeffery <andrew at aj dot id.au> ---
> The patch is in.  I suppose there's still room for improvement, but this was as far as I could get for now.

Thanks for your effort! I'll take it for a test drive when I get a moment, we
hit this case still with one of our codebases.

Is there a chance the pach will be backported? I'd love to apply it to the
7.3.0 release (which we're using via Yocto).