Cargo Features

[dependencies]
brillig = { version = "0.46.0", default-features = false, features = ["bn254", "bls12_381"] }
default = bn254

The bn254 feature is set by default whenever brillig is added without default-features = false somewhere in the dependency tree.

bn254 default

Enables bn254 of acir_field

bls12_381

Enables bls12_381 of acir_field

Brillig has 3 features without comments.