Crate features / libm
Feature flags · libm 0.2.16 · from crates.io 2026-10-24
libm features: what each one does, and the line to copy
Short answerlibm 0.2.16 has 6 features. By default it turns on arch; add default-features = false to start from nothing. It needs Rust 1.63 or newer.
Pick features
Every feature
| Feature | In default | Turns on |
|---|---|---|
arch | yes | nothing else (a switch the code checks) |
force-soft-floats | nothing else (a switch the code checks) | |
unstable | unstable-intrinsics, unstable-float | |
unstable-float | nothing else (a switch the code checks) | |
unstable-intrinsics | nothing else (a switch the code checks) | |
unstable-public-internals | nothing else (a switch the code checks) |
dep:x turns on the optional dependency x; x/y turns on feature y of dependency x (with ?, only if x is already on).
MSRV history
The minimum Rust version libm declares (rust-version), and the release that changed it:
- 0.2.10 (2024-10-28): Rust 1.63
Stuck on an older compiler? Pin the last version that supports it, for example cargo update -p libm --precise <version>, or use resolver 3, which picks compatible versions for you.
More on libm
Real downloads, dependents and alternatives: libm crate data (1.6M real downloads a day, 1,263 dependents).
docs.rs feature list · crates.io · license MIT · edition 2021
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