#rustc on Hacker News

3 stories tagged rustc, newest first.

Screenshot of github.com: Emitting metadata early makes building/checking Rust up to twice as fast

Emitting metadata early makes building/checking Rust up to twice as fast (github.com)

132 points by knuckleheads 22 days ago | 32 comments

GitHub repository for Headstart, patches to rustc and cargo that start dependent crates before their dependencies finish type-checking by emitting metadata early.

rust cargo rustc compile-times

Screenshot of nnethercote.github.io: How to speed up the Rust compiler in September 2026

How to speed up the Rust compiler in September 2026 (nnethercote.github.io)

266 points by trickypr 25 days ago | 157 comments

Nicholas Nethercote's blog post reporting Rust compiler performance improvements from late July to late September 2026, including a 4.57% mean wall-time reduction.

rust rustc compiler-performance rustdoc

Screenshot of github.com: crustc: entirety of `rustc`, translated to C

crustc: entirety of `rustc`, translated to C (github.com)

371 points by Philpax 3 months ago | 82 comments

GitHub repository crustc, containing the entire Rust compiler rustc translated into C source code.

rust rustc c compilers

#rustc on Hacker News

Emitting metadata early makes building/checking Rust up to twice as fast(github.com)

How to speed up the Rust compiler in September 2026(nnethercote.github.io)

crustc: entirety of `rustc`, translated to C(github.com)

Emitting metadata early makes building/checking Rust up to twice as fast (github.com)

How to speed up the Rust compiler in September 2026 (nnethercote.github.io)

crustc: entirety of `rustc`, translated to C (github.com)