Function rustc_session::config::opt::unstable
source · fn unstable<F>(name: &'static str, f: F) -> RustcOptGroupwhere
F: Fn(&mut Options) -> &mut Options + 'static,fn unstable<F>(name: &'static str, f: F) -> RustcOptGroupwhere
F: Fn(&mut Options) -> &mut Options + 'static,