Function syntax::parse::token::prepend_attrs[][src]

fn prepend_attrs(
    sess: &ParseSess,
    attrs: &[Attribute],
    tokens: Option<&TokenStream>,
    span: Span
) -> Option<TokenStream>
🔬 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?