Rust 1.89 is now released, expanding x86 and x86/x86_64 platform support with new processor instructions and features, including additional AVX-512 intrinsics. The target_feature attribute adds support for SHA512, SM3, SM4, KL, and WIDEKL, giving developers better access to modern CPU capabilities directly from Rust code.

Full changelog: https://blog.rust-lang.org/2025/08/07/Rust-1.89.0/

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[–] 5 points 1 year ago

Yeah, feels a little bit early when I know some devs in my company that still have x86 Macbooks, but I guess, it's not like bugs will show up immediately, so we'll see how that goes...

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