fix clippy

Author: loongs-zhang

Cargo.toml

@@ -33,6 +33,7 @@ mio = { version = "1.0", default-features = false }
 cfg-if = "1.0.0"
 polling = "2.8.0"
 educe = "0.6.0"
+num-conv = "0.1.0"
 
 libc = "0.2"
 rand = "0.9"

core/Cargo.toml

@@ -45,6 +45,9 @@ mio = { workspace = true, features = [
 nix = { workspace = true, features = ["signal"] }
 libc.workspace = true
 
+[target.'cfg(all(any(target_os = "linux", target_os = "android"), target_arch = "x86"))'.dependencies]
+num-conv.workspace = true
+
 [target.'cfg(target_os = "linux")'.dependencies]
 io-uring = { workspace = true, optional = true }
 

core/src/coroutine/korosensei.rs

@@ -7,6 +7,8 @@ use crate::{catch, warn};
 use corosensei::stack::{DefaultStack, Stack};
 use corosensei::trap::TrapHandlerRegs;
 use corosensei::CoroutineResult;
+#[cfg(all(any(target_os = "linux", target_os = "android"), target_arch = "x86"))]
+use num_conv::CastSigned;
 use std::cell::{Cell, RefCell, UnsafeCell};
 use std::collections::VecDeque;
 use std::ffi::c_longlong;