kennethuil

Is there a reason we shouldn't require caller and callee signatures to match? That would allow the use of musttail.

> The title is very unfortunate, as it only shows tail call optimization(TCO) for the complicate case of `primitive recursive functions` (primitive means only recursive structure is the function calling...

(Or better yet, if there is/can be a notion of a lifetime ending *during* a function call, that would fit nicely here) Or the borrow checker could treat `become` as...

How important is it to solve this problem to begin with? How easily could we get away with not destroying windows? We have a few different kinds of windows: 1....

I can think of an example: I've got one short (or maybe just *usually* short) VARCHAR column I want to represent with something like a [CompactString](https://crates.io/crates/compact_str) that gets used all...