Crystal Durham

I just published [colored-diff](https://crates.io/crates/colored-diff). [[GitHub](https://github.com/CAD97/colored-diff)] Currently it just handles the case of formatting the difference between two `&str`, but I can make the function that takes a `difference::Changeset` public if...

Miri now supports `expose_addr`/permissive provenance, mostly, kinda. Would it be possible to have CTFE transmute of ptr2int do an expose rather than `throw_ub!`? `expose_addr` is actually far too strong in...

"`=stricter`" would be roughly everything but aliasing (things relying on SB that miri flags as experimental); "`=pedantic`" would include aliasing, AIUI. (And yes, this one release delay from the backport...

...oops, will grab when I find it again :)

https://rust-lang.zulipchat.com/#narrow/stream/136281-t-lang.2Fwg-unsafe-code-guidelines/topic/Casting.20unsized.20to.20sized.20pointer

@joshtriplett I finally got around to adding that example 🙃 Is this still good to r+? (Well, after I add the proper `use`s.)

That mess of commits shall be a lesson not to try to fix things through GitHub's app; rebased to fix that

`error in ../src/expressions/operator-expr.md: #![feature] attributes are not allowed` Well never mind then

This is just not my day for writing coherent code is it. The example should finally be accurate now...

Rust escapes _all_ whitespace until the next non-whitespace character. [Specifically,](https://play.rust-lang.org/?version=stable&mode=debug&edition=2018&gist=b6e7d3fe1671d9ef230e1f97f1cee7bf) ```rust fn main() { dbg!("x\ y\ z\ "); } ``` ``` [src/main.rs:2] "x\ y\ z\ " = "xyz" ``` In...