X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_hir%2Fsrc%2Fstable_hash_impls.rs;h=8ccd59e8e37ffd82342c154385965dbff4c9dc89;hb=28d85ab8c485efb8475b04ee5436453e4e1029bb;hp=61f03442d61f204d1f0ba83a7c06fe00133b1b95;hpb=6ed1a67b3805bdea306ee055e035e298f92a10e4;p=rust.git

diff --git a/compiler/rustc_hir/src/stable_hash_impls.rs b/compiler/rustc_hir/src/stable_hash_impls.rs
index 61f03442d61..8ccd59e8e37 100644
--- a/compiler/rustc_hir/src/stable_hash_impls.rs
+++ b/compiler/rustc_hir/src/stable_hash_impls.rs
@@ -1,8 +1,8 @@
 use rustc_data_structures::stable_hasher::{HashStable, StableHasher, ToStableHashKey};
 
 use crate::hir::{
-    AttributeMap, BodyId, Crate, Expr, ForeignItem, ForeignItemId, ImplItem, ImplItemId, Item,
-    ItemId, OwnerNodes, TraitCandidate, TraitItem, TraitItemId, Ty, VisibilityKind,
+    AttributeMap, BodyId, Crate, Expr, ForeignItemId, ImplItemId, ItemId, OwnerNodes, TraitItemId,
+    Ty,
 };
 use crate::hir_id::{HirId, ItemLocalId};
 use rustc_span::def_id::DefPathHash;
@@ -13,14 +13,9 @@
 pub trait HashStableContext:
     rustc_ast::HashStableContext + rustc_target::HashStableContext
 {
-    fn hash_hir_id(&mut self, _: HirId, hasher: &mut StableHasher);
     fn hash_body_id(&mut self, _: BodyId, hasher: &mut StableHasher);
-    fn hash_reference_to_item(&mut self, _: HirId, hasher: &mut StableHasher);
     fn hash_hir_expr(&mut self, _: &Expr<'_>, hasher: &mut StableHasher);
     fn hash_hir_ty(&mut self, _: &Ty<'_>, hasher: &mut StableHasher);
-    fn hash_hir_visibility_kind(&mut self, _: &VisibilityKind<'_>, hasher: &mut StableHasher);
-    fn hash_hir_item_like<F: FnOnce(&mut Self)>(&mut self, f: F);
-    fn hash_hir_trait_candidate(&mut self, _: &TraitCandidate, hasher: &mut StableHasher);
 }
 
 impl<HirCtx: crate::HashStableContext> ToStableHashKey<HirCtx> for HirId {
@@ -88,12 +83,6 @@ fn to_stable_hash_key(&self, hcx: &HirCtx) -> DefPathHash {
     }
 }
 
-impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for HirId {
-    fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
-        hcx.hash_hir_id(*self, hasher)
-    }
-}
-
 impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for BodyId {
     fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
         hcx.hash_body_id(*self, hasher)
@@ -107,30 +96,6 @@ fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
 // want to pick up on a reference changing its target, so we hash the NodeIds
 // in "DefPath Mode".
 
-impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for ItemId {
-    fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
-        hcx.hash_reference_to_item(self.hir_id(), hasher)
-    }
-}
-
-impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for ForeignItemId {
-    fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
-        hcx.hash_reference_to_item(self.hir_id(), hasher)
-    }
-}
-
-impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for ImplItemId {
-    fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
-        hcx.hash_reference_to_item(self.hir_id(), hasher)
-    }
-}
-
-impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for TraitItemId {
-    fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
-        hcx.hash_reference_to_item(self.hir_id(), hasher)
-    }
-}
-
 impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for Expr<'_> {
     fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
         hcx.hash_hir_expr(self, hasher)
@@ -143,65 +108,6 @@ fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
     }
 }
 
-impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for VisibilityKind<'_> {
-    fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
-        hcx.hash_hir_visibility_kind(self, hasher)
-    }
-}
-
-impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for TraitItem<'_> {
-    fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
-        let TraitItem { def_id: _, ident, ref generics, ref kind, span } = *self;
-
-        hcx.hash_hir_item_like(|hcx| {
-            ident.name.hash_stable(hcx, hasher);
-            generics.hash_stable(hcx, hasher);
-            kind.hash_stable(hcx, hasher);
-            span.hash_stable(hcx, hasher);
-        });
-    }
-}
-
-impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for ImplItem<'_> {
-    fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
-        let ImplItem { def_id: _, ident, ref vis, ref generics, ref kind, span } = *self;
-
-        hcx.hash_hir_item_like(|hcx| {
-            ident.name.hash_stable(hcx, hasher);
-            vis.hash_stable(hcx, hasher);
-            generics.hash_stable(hcx, hasher);
-            kind.hash_stable(hcx, hasher);
-            span.hash_stable(hcx, hasher);
-        });
-    }
-}
-
-impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for ForeignItem<'_> {
-    fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
-        let ForeignItem { def_id: _, ident, ref kind, span, ref vis } = *self;
-
-        hcx.hash_hir_item_like(|hcx| {
-            ident.name.hash_stable(hcx, hasher);
-            kind.hash_stable(hcx, hasher);
-            span.hash_stable(hcx, hasher);
-            vis.hash_stable(hcx, hasher);
-        });
-    }
-}
-
-impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for Item<'_> {
-    fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
-        let Item { ident, def_id: _, ref kind, ref vis, span } = *self;
-
-        hcx.hash_hir_item_like(|hcx| {
-            ident.name.hash_stable(hcx, hasher);
-            kind.hash_stable(hcx, hasher);
-            vis.hash_stable(hcx, hasher);
-            span.hash_stable(hcx, hasher);
-        });
-    }
-}
-
 impl<'tcx, HirCtx: crate::HashStableContext> HashStable<HirCtx> for OwnerNodes<'tcx> {
     fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
         // We ignore the `nodes` and `bodies` fields since these refer to information included in
@@ -235,9 +141,3 @@ fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
         hir_hash.hash_stable(hcx, hasher)
     }
 }
-
-impl<HirCtx: crate::HashStableContext> HashStable<HirCtx> for TraitCandidate {
-    fn hash_stable(&self, hcx: &mut HirCtx, hasher: &mut StableHasher) {
-        hcx.hash_hir_trait_candidate(self, hasher)
-    }
-}