introduce `DynSend` and `DynSync` auto trait

2 files changed, 8 insertions, 13 deletions

diff --git a/compiler/rustc_middle/src/hir/map/mod.rs b/compiler/rustc_middle/src/hir/map/mod.rs
index 15d672c1408..5bf0938d518 100644
--- a/compiler/rustc_middle/src/hir/map/mod.rs
+++ b/compiler/rustc_middle/src/hir/map/mod.rs
@@ -5,7 +5,7 @@ use rustc_ast as ast;
 use rustc_data_structures::fingerprint::Fingerprint;
 use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
 use rustc_data_structures::svh::Svh;
-use rustc_data_structures::sync::{par_for_each_in, Send, Sync};
+use rustc_data_structures::sync::{par_for_each_in, DynSend, DynSync};
 use rustc_hir::def::{DefKind, Res};
 use rustc_hir::def_id::{DefId, LocalDefId, CRATE_DEF_ID, LOCAL_CRATE};
 use rustc_hir::definitions::{DefKey, DefPath, DefPathData, DefPathHash};
@@ -150,11 +150,6 @@ impl<'hir> Map<'hir> {
         self.tcx.hir_module_items(module).items()
     }
 
-    #[inline]
-    pub fn par_for_each_item(self, f: impl Fn(ItemId) + Sync + Send) {
-        par_for_each_in(&self.tcx.hir_crate_items(()).items[..], |id| f(*id));
-    }
-
     pub fn def_key(self, def_id: LocalDefId) -> DefKey {
         // Accessing the DefKey is ok, since it is part of DefPathHash.
         self.tcx.definitions_untracked().def_key(def_id)
@@ -502,7 +497,7 @@ impl<'hir> Map<'hir> {
     }
 
     #[inline]
-    pub fn par_body_owners(self, f: impl Fn(LocalDefId) + Sync + Send) {
+    pub fn par_body_owners(self, f: impl Fn(LocalDefId) + DynSend + DynSync) {
         par_for_each_in(&self.tcx.hir_crate_items(()).body_owners[..], |&def_id| f(def_id));
     }
 
@@ -640,7 +635,7 @@ impl<'hir> Map<'hir> {
     }
 
     #[inline]
-    pub fn par_for_each_module(self, f: impl Fn(LocalDefId) + Sync + Send) {
+    pub fn par_for_each_module(self, f: impl Fn(LocalDefId) + DynSend + DynSync) {
         let crate_items = self.tcx.hir_crate_items(());
         par_for_each_in(&crate_items.submodules[..], |module| f(module.def_id))
     }
diff --git a/compiler/rustc_middle/src/hir/mod.rs b/compiler/rustc_middle/src/hir/mod.rs
index 7770a5e4764..a867a13e061 100644
--- a/compiler/rustc_middle/src/hir/mod.rs
+++ b/compiler/rustc_middle/src/hir/mod.rs
@@ -9,7 +9,7 @@ pub mod place;
 use crate::ty::query::Providers;
 use crate::ty::{EarlyBinder, ImplSubject, TyCtxt};
 use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
-use rustc_data_structures::sync::{par_for_each_in, Send, Sync};
+use rustc_data_structures::sync::{par_for_each_in, DynSend, DynSync};
 use rustc_hir::def_id::{DefId, LocalDefId};
 use rustc_hir::*;
 use rustc_query_system::ich::StableHashingContext;
@@ -77,19 +77,19 @@ impl ModuleItems {
         self.owners().map(|id| id.def_id)
     }
 
-    pub fn par_items(&self, f: impl Fn(ItemId) + Send + Sync) {
+    pub fn par_items(&self, f: impl Fn(ItemId) + DynSend + DynSync) {
         par_for_each_in(&self.items[..], |&id| f(id))
     }
 
-    pub fn par_trait_items(&self, f: impl Fn(TraitItemId) + Send + Sync) {
+    pub fn par_trait_items(&self, f: impl Fn(TraitItemId) + DynSend + DynSync) {
         par_for_each_in(&self.trait_items[..], |&id| f(id))
     }
 
-    pub fn par_impl_items(&self, f: impl Fn(ImplItemId) + Send + Sync) {
+    pub fn par_impl_items(&self, f: impl Fn(ImplItemId) + DynSend + DynSync) {
         par_for_each_in(&self.impl_items[..], |&id| f(id))
     }
 
-    pub fn par_foreign_items(&self, f: impl Fn(ForeignItemId) + Send + Sync) {
+    pub fn par_foreign_items(&self, f: impl Fn(ForeignItemId) + DynSend + DynSync) {
         par_for_each_in(&self.foreign_items[..], |&id| f(id))
     }
 }