Also use mimalloc on musl

Cargo.lock

@@ -146,6 +146,7 @@ dependencies = [
  "home",
  "log",
  "miette",
+ "mimalloc",
  "once_cell",
  "reqwest",
  "scopeguard",
@@ -778,6 +779,15 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "libmimalloc-sys"
+version = "0.1.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "11ca136052550448f55df7898c6dbe651c6b574fe38a0d9ea687a9f8088a2e2c"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "libz-ng-sys"
 version = "1.1.8"
@@ -850,6 +860,15 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "mimalloc"
+version = "0.1.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2f64ad83c969af2e732e907564deb0d0ed393cec4af80776f77dd77a1a427698"
+dependencies = [
+ "libmimalloc-sys",
+]
+
 [[package]]
 name = "mime"
 version = "0.3.16"

Cargo.toml

@@ -68,8 +68,12 @@ zstd = { version = "0.10.0", features = ["bindgen", "zstdmt"], default-features
 [target.'cfg(any(target_os = "macos", target_os = "windows"))'.dependencies]
 guess_host_triple = "0.1.3"
 
-[target.'cfg(windows)'.dependencies]
-mimalloc = { version = "0.1.29", default-features = false}
+[target.'cfg(any(windows, target_env = "musl"))'.dependencies]
+mimalloc = { version = "0.1.29", default-features = false, optional = true }
+
+[features]
+default = []
+mimalloc = ["dep:mimalloc"]
 
 [dev-dependencies]
 env_logger = "0.9.0"

src/main.rs

@@ -25,7 +25,7 @@ use cargo_binstall::{
     *,
 };
 
-#[cfg(windows)]
+#[cfg(all(feature = "mimalloc", any(windows, target_env = "musl")))]
 #[global_allocator]
 static GLOBAL: mimalloc::MiMalloc = mimalloc::MiMalloc;