Function syntax_ext::deriving::clone::cs_clone[][src]

fn cs_clone(
    name: &str,
    cx: &mut ExtCtxt,
    trait_span: Span,
    substr: &Substructure
) -> P<Expr>
🔬 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?