Function syntax::fold::noop_fold_generic_param [] [src]

pub fn noop_fold_generic_param<T: Folder>(
    param: GenericParam,
    fld: &mut T
) -> GenericParam
🔬 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?