Cargo Features

tagged-pointer-as-enum has no features set by default.

[dependencies]
tagged-pointer-as-enum = { version = "1.0.0", features = ["bench"] }
bench = criterion

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.

criterion bench?

Enables criterion ^0.3