Cargo Features

[dependencies]
rococo-runtime-constants = { version = "12.0.0", default-features = false, features = ["std", "fast-runtime"] }
default = std

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

std default

Enables std of frame-support, polkadot-primitives, polkadot-runtime-common, sp-core, sp-runtime, sp-weights, staging-xcm, and staging-xcm-builder

fast-runtime

Set timing constants (e.g. session period) to faster versions to speed up testing.