factor: enable `union` feature for `smallvec`
@@ -19,7 +19,7 @@ clap = { version = "3.2", features = ["wrap_help", "cargo"] }
coz = { version = "0.1.3", optional = true }
num-traits = "0.2.15" # Needs at least version 0.2.15 for "OverflowingAdd"
rand = { version = "0.8", features = ["small_rng"] }
-smallvec = "1.9" # TODO(nicoo): Use `union` feature, requires Rust 1.49 or later.
+smallvec = { version = "1.9", features = ["union"] }
uucore = { version=">=0.0.15", package="uucore", path="../../uucore" }
[dev-dependencies]
