fix: disable mimalloc for arm platform

Author: Daillusorisch

Cargo.toml

@@ -11,10 +11,12 @@ crate-type = ["cdylib"]
 [dependencies]
 numpy = "0.28"
 pyo3 =  { version = "0.28", features = ["extension-module"] }
-mimalloc = { version = "*", features = ["v3"] }
 memmap2 = "0.9"
 lexical-core = "1"
 
+[target.'cfg(not(all(target_os = "linux", any(target_arch = "aarch64", target_arch = "arm"))))'.dependencies]
+mimalloc = { version = "*", features = ["v3"] }
+
 [profile.release]
 lto = "fat"
 codegen-units = 1

src/lib.rs

@@ -7,8 +7,10 @@ use numpy::{
 use pyo3::{exceptions::PyValueError, prelude::*};
 use std::fs::File;
 
+#[cfg(not(all(target_os = "linux", any(target_arch = "aarch64", target_arch = "arm"))))]
 use mimalloc::MiMalloc;
 
+#[cfg(not(all(target_os = "linux", any(target_arch = "aarch64", target_arch = "arm"))))]
 #[global_allocator]
 static GLOBAL: MiMalloc = MiMalloc;