syntax_data: {"ast_node_type":"variable","tokens":[{"end":80,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:             let ty = tcx.instantiate_bound_regions_with_erased(bound_ty.into());
context_before:         ty::UnsafeBinder(bound_ty) => {
context_after:             cx.layout_of(ty)?.layout