Cargo Features

[dependencies]
slot-range-helper = { version = "15.0.0", default-features = false, features = ["std"] }
default = std

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

std default

Enables std of parity-scale-codec and sp-runtime

slot-range-helper has 2 features without comments.