cmov: fix clippy (#1484)

tarcieri · web-flow · commit 87cadbce3465 · 2026-05-28T12:56:46.000-06:00
diff --git a/cmov/tests/regression.rs b/cmov/tests/regression.rs
@@ -1,8 +1,9 @@
 //! Tests for previous bugs in the implementation.
 
-use std::hint::black_box;
+#![allow(clippy::cast_possible_truncation, reason = "test")]
 
 use cmov::{Cmov, CmovEq};
+use core::hint::black_box;
 
 #[test]
 fn u64_cmoveq() {
