use crate::MirPass;
-use rustc_data_structures::fingerprint::Fingerprint;
use rustc_data_structures::graph::WithNumNodes;
use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
use rustc_data_structures::sync::Lrc;
TerminatorKind,
};
use rustc_middle::ty::TyCtxt;
-use rustc_query_system::ich::StableHashingContext;
use rustc_span::def_id::DefId;
use rustc_span::source_map::SourceMap;
use rustc_span::{CharPos, ExpnKind, Pos, SourceFile, Span, Symbol};
}
fn hash_mir_source<'tcx>(tcx: TyCtxt<'tcx>, hir_body: &'tcx rustc_hir::Body<'tcx>) -> u64 {
+ // FIXME(cjgillot) Stop hashing HIR manually here.
let mut hcx = tcx.create_no_span_stable_hashing_context();
- hash(&mut hcx, &hir_body.value).to_smaller_hash()
-}
-
-fn hash(
- hcx: &mut StableHashingContext<'tcx>,
- node: &impl HashStable<StableHashingContext<'tcx>>,
-) -> Fingerprint {
let mut stable_hasher = StableHasher::new();
- node.hash_stable(hcx, &mut stable_hasher);
+ let owner = hir_body.id().hir_id.owner;
+ let bodies = &tcx.hir_owner_nodes(owner).as_ref().unwrap().bodies;
+ hcx.with_hir_bodies(false, owner, bodies, |hcx| {
+ hir_body.value.hash_stable(hcx, &mut stable_hasher)
+ });
stable_hasher.finish()
}