//! allows for doing a more fine-grained check to see if pre- or post-lto data
//! was re-used.
-use rustc::hir::def_id::LOCAL_CRATE;
use rustc::mir::mono::CodegenUnitNameBuilder;
use rustc::ty::TyCtxt;
+use rustc_hir::def_id::LOCAL_CRATE;
use rustc_session::cgu_reuse_tracker::*;
use rustc_span::symbol::{sym, Symbol};
use std::collections::BTreeSet;