Xavier Denis

Instead of tying operators to traits that come with laws / etc... the idea would be to create a single-purpose trait for each operator that it would desugar to. This...

Oil from the Rust team has made the `ui_test` crate, which is an extracted version of Rustc's `compiletest` crate, it makes it easy to set up and diff ui tests...

Reduce the overhead of opacity annotations

2

Currently, assume that a function with no `#[open]` annotation has opacity `#[open(self)]`, despite this, there are over a 190 specific usages of `#[open(self)]`. These should be investigated and a mechanism...

Type invariants incorrectly asserted for partially-initialized values.

1

The following code: ``` let (left, remn) = self.split(i); let (_, right) = remn.split(len); ``` generates something like the following: ``` res

Remove specialized instance for `PartialEq` on `Option`

2

Due to increased strictness in the checks performed by `rustc` in trait resolution, we had to specialize the `extern_spec` for `Option`. Otherwise, we would have an issue where the `ParamEnv`...

Avoiding extra linebreaks when doc-comment added to enum

2

I've noticed what I consider to be an unfortunate decision in rustfmt: the moment a single doc-comment is added in an `enum`, the whole `enum` is laid out with a...