Function rustc::ty::tls::enter

pub fn enter<'a, 'gcx: 'tcx, 'tcx, F, R>(gcx: &'a GlobalCtxt<'gcx>, interners: &'a CtxtInterners<'tcx>, f: F) -> R where F: FnOnce(TyCtxt<'a, 'gcx, 'tcx>) -> R

Unstable (rustc_private)