4 files changed, 5 insertions, 5 deletions
diff --git a/compiler/rustc_middle/src/mir/mod.rs b/compiler/rustc_middle/src/mir/mod.rs
index 0fad30973db..56755e588cb 100644
--- a/compiler/rustc_middle/src/mir/mod.rs
+++ b/compiler/rustc_middle/src/mir/mod.rs
@@ -915,7 +915,7 @@ pub enum LocalInfo<'tcx> {
 
 impl<'tcx> LocalDecl<'tcx> {
     pub fn local_info(&self) -> &LocalInfo<'tcx> {
-        &**self.local_info.as_ref().assert_crate_local()
+        &self.local_info.as_ref().assert_crate_local()
     }
 
     /// Returns `true` only if local is a binding that can itself be
diff --git a/compiler/rustc_middle/src/traits/mod.rs b/compiler/rustc_middle/src/traits/mod.rs
index 833402abfc4..6a8ae525069 100644
--- a/compiler/rustc_middle/src/traits/mod.rs
+++ b/compiler/rustc_middle/src/traits/mod.rs
@@ -923,7 +923,7 @@ impl ObjectSafetyViolation {
                 }
             }
             ObjectSafetyViolation::SupertraitNonLifetimeBinder(_) => {
-                format!("where clause cannot reference non-lifetime `for<...>` variables").into()
+                "where clause cannot reference non-lifetime `for<...>` variables".into()
             }
             ObjectSafetyViolation::Method(name, MethodViolationCode::StaticMethod(_), _) => {
                 format!("associated function `{}` has no `self` parameter", name).into()
diff --git a/compiler/rustc_middle/src/traits/solve.rs b/compiler/rustc_middle/src/traits/solve.rs
index 0d6f9813e76..9c350fb5a13 100644
--- a/compiler/rustc_middle/src/traits/solve.rs
+++ b/compiler/rustc_middle/src/traits/solve.rs
@@ -105,7 +105,7 @@ impl<'tcx> std::ops::Deref for ExternalConstraints<'tcx> {
     type Target = ExternalConstraintsData<'tcx>;
 
     fn deref(&self) -> &Self::Target {
-        &*self.0
+        &self.0
     }
 }
 
diff --git a/compiler/rustc_middle/src/ty/context.rs b/compiler/rustc_middle/src/ty/context.rs
index 2ef6180c4cb..c312aaf6819 100644
--- a/compiler/rustc_middle/src/ty/context.rs
+++ b/compiler/rustc_middle/src/ty/context.rs
@@ -924,7 +924,7 @@ impl<'tcx> TyCtxt<'tcx> {
             crate_name,
             // Don't print the whole stable crate id. That's just
             // annoying in debug output.
-            stable_crate_id.to_u64() >> 8 * 6,
+            stable_crate_id.to_u64() >> (8 * 6),
             self.def_path(def_id).to_string_no_crate_verbose()
         )
     }
@@ -2379,7 +2379,7 @@ impl<'tcx> TyCtxt<'tcx> {
     pub fn in_scope_traits(self, id: HirId) -> Option<&'tcx [TraitCandidate]> {
         let map = self.in_scope_traits_map(id.owner)?;
         let candidates = map.get(&id.local_id)?;
-        Some(&*candidates)
+        Some(candidates)
     }
 
     pub fn named_bound_var(self, id: HirId) -> Option<resolve_bound_vars::ResolvedArg> {