Crate features / portable-atomic
Feature flags · portable-atomic 1.15.0 · from crates.io 2026-10-24
portable-atomic features: what each one does, and the line to copy
Short answerportable-atomic 1.15.0 has 9 features. By default it turns on fallback; add default-features = false to start from nothing. It needs Rust 1.34 or newer.
Pick features
Every feature
| Feature | In default | Turns on |
|---|---|---|
disable-fiq | nothing else (a switch the code checks) | |
fallback | yes | nothing else (a switch the code checks) |
float | nothing else (a switch the code checks) | |
force-amo | nothing else (a switch the code checks) | |
require-cas | nothing else (a switch the code checks) | |
s-mode | nothing else (a switch the code checks) | |
std | nothing else (a switch the code checks) | |
unsafe-assume-privileged | nothing else (a switch the code checks) | |
unsafe-assume-single-core | 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 portable-atomic declares (rust-version), and the release that changed it:
- 0.1.3 (2022-02-28): Rust 1.34
Stuck on an older compiler? Pin the last version that supports it, for example cargo update -p portable-atomic --precise <version>, or use resolver 3, which picks compatible versions for you.
More on portable-atomic
Real downloads, dependents and alternatives: portable-atomic crate data (1.9M real downloads a day, 512 dependents).
docs.rs feature list · crates.io · license Apache-2.0 OR MIT · edition 2018
Up next
Before you depend on itportable-atomic crate dataReal downloads, dependents, alternatives.Read it next →Did this answer your question?