Cargo Features

Bumpalo has no features set by default.

[dependencies]
bumpalo = { version = "3.14.0", features = ["std", "collections", "boxed", "allocator_api", "allocator-api2"] }
std
collections

Affects bumpalo::collections

boxed

Affects bumpalo::boxed

allocator_api

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features.

allocator-api2 implicit feature