Function syntax::feature_gate::get_features

pub fn get_features(
    span_handler: &Handler, 
    krate_attrs: &[Attribute]
) -> Features

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?