[−][src]Function rustc::infer::higher_ranked::fold_regions_in
fn fold_regions_in<'a, 'gcx, 'tcx, T, F>(
tcx: TyCtxt<'a, 'gcx, 'tcx>,
unbound_value: &T,
fldr: F
) -> T where
T: TypeFoldable<'tcx>,
F: FnMut(Region<'tcx>, DebruijnIndex) -> Region<'tcx>,
🔬 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?