[][src]Function syntax::attr::builtin::cfg_matches

pub fn cfg_matches(
    cfg: &MetaItem,
    sess: &ParseSess,
    features: Option<&Features>
) -> bool
⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Tests if a cfg-pattern matches the cfg set