The Rust compiler has recently upgraded to using LLVM 19 and this change accompanies some updates to the default set of target features enabled for WebAssembly targets of the Rust compiler. Beta Rust today, which will become Rust 1.82 on 2024-10-17, reflects all of these changes and can be used for testing. WebAssembly is an evolving standard...

The Rust project is currently working towards a slate of 26 project goals, with 3 of them designed as Flagship Goals. This post provides selected updates on our progress towards these goals (or, in some cases, lack thereof). The full details for any particular goal are available in its associated tracking issue on the rust-project-goals repository....

The default way impl Trait works in return position is changing in Rust 2024. These changes are meant to simplify impl Trait to better match what people want most of the time. We're also adding a flexible syntax that gives you full control when you need it. TL;DR Starting in Rust 2024, we are changing the rules for when a generic parameter can be...

In April of this year we posted an update about Rust's WASI targets to the main Rust blog. In it we covered the rename of the wasm32-wasi target to wasm32-wasip1, and the introduction of the new wasm32-wasip2 target as a "tier 3" target. This meant that while the target was available as part of rustc, it was not guaranteed to build. We're...

The Rust team is happy to announce a new version of Rust, 1.81.0. Rust is a programming language empowering everyone to build reliable and efficient software. If you have a previous version of Rust installed via rustup, you can get 1.81.0 with: $ rustup update stable If you don't have it already, you can get rustup from the appropriate page...

On April 9th, 2024, the Rust Security Response WG disclosed CVE-2024-24576, where std::process::Command incorrectly escaped arguments when invoking batch files on Windows. We were notified that our fix for the vulnerability was incomplete, and it was possible to bypass the fix when the batch file name had trailing whitespace or periods (which...