Cargo Features

[dependencies]
constant_time_eq = { version = "0.4.0", default-features = false, features = ["std", "count_instructions_test"] }
default = std

The std feature is set by default whenever constant_time_eq is added without default-features = false somewhere in the dependency tree.

std default

Necessary to detect at runtime whether DIT is available on aarch64.

count_instructions_test

Enables tests which depend on the count_instructions crate.