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chore: use std::hint::black_box #97

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Merged
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Jun 27, 2025
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chore: use std::hint::black_box #97

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15 changes: 3 additions & 12 deletions crates/codspeed/src/codspeed.rs
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Original file line number Diff line number Diff line change
@@ -1,20 +1,11 @@
use std::{ffi::CString, mem::forget, ptr};

use crate::measurement;
use colored::Colorize;
use std::ffi::CString;

use crate::measurement;
pub use std::hint::black_box;

pub const WARMUP_RUNS: u32 = 5;

//TODO: use std::hint::black_box when it's stable
pub fn black_box<T>(dummy: T) -> T {
unsafe {
let ret = ptr::read_volatile(&dummy);
forget(dummy);
ret
}
}

pub fn display_native_harness() {
println!("Harness: codspeed v{}", env!("CARGO_PKG_VERSION"),);
}
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