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Mark appropriate const fns as promotable #471

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Mark appropriate const fns as promotable #471

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1 change: 1 addition & 0 deletions crates/stdsimd/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@

#![feature(const_fn, integer_atomics, staged_api, stdsimd)]
#![feature(doc_cfg, allow_internal_unstable)]
#![feature(promotable_const_fn, custom_attributes)]
#![cfg_attr(feature = "cargo-clippy", allow(shadow_reuse))]
#![cfg_attr(target_os = "linux", feature(linkage))]
#![no_std]
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2 changes: 2 additions & 0 deletions stdsimd/arch/detect/cache.rs
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Expand Up @@ -12,11 +12,13 @@ use core::sync::atomic::AtomicU64;
use core::sync::atomic::AtomicU32;

/// Sets the `bit` of `x`.
#[promotable_const_fn]
pub const fn set_bit(x: u64, bit: u32) -> u64 {
x | 1 << bit
}

/// Tests the `bit` of `x`.
#[promotable_const_fn]
pub const fn test_bit(x: u64, bit: u32) -> bool {
x & (1 << bit) != 0
}
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