diff --git a/compiler/rustc_ast/src/ast.rs b/compiler/rustc_ast/src/ast.rs
index 22e325cc994fd..2809f0b719f7b 100644
--- a/compiler/rustc_ast/src/ast.rs
+++ b/compiler/rustc_ast/src/ast.rs
@@ -3029,22 +3029,25 @@ pub type ForeignItem = Item<ForeignItemKind>;
 #[cfg(all(target_arch = "x86_64", target_pointer_width = "64"))]
 mod size_asserts {
     use super::*;
+    use rustc_data_structures::static_assert_size;
     // These are in alphabetical order, which is easy to maintain.
-    rustc_data_structures::static_assert_size!(AssocItemKind, 72);
-    rustc_data_structures::static_assert_size!(Attribute, 152);
-    rustc_data_structures::static_assert_size!(Block, 48);
-    rustc_data_structures::static_assert_size!(Expr, 104);
-    rustc_data_structures::static_assert_size!(Fn, 192);
-    rustc_data_structures::static_assert_size!(ForeignItemKind, 72);
-    rustc_data_structures::static_assert_size!(GenericBound, 88);
-    rustc_data_structures::static_assert_size!(Generics, 72);
-    rustc_data_structures::static_assert_size!(Impl, 200);
-    rustc_data_structures::static_assert_size!(Item, 200);
-    rustc_data_structures::static_assert_size!(ItemKind, 112);
-    rustc_data_structures::static_assert_size!(Lit, 48);
-    rustc_data_structures::static_assert_size!(Pat, 120);
-    rustc_data_structures::static_assert_size!(Path, 40);
-    rustc_data_structures::static_assert_size!(PathSegment, 24);
-    rustc_data_structures::static_assert_size!(Stmt, 32);
-    rustc_data_structures::static_assert_size!(Ty, 96);
+    static_assert_size!(AssocItem, 160);
+    static_assert_size!(AssocItemKind, 72);
+    static_assert_size!(Attribute, 152);
+    static_assert_size!(Block, 48);
+    static_assert_size!(Expr, 104);
+    static_assert_size!(Fn, 192);
+    static_assert_size!(ForeignItem, 160);
+    static_assert_size!(ForeignItemKind, 72);
+    static_assert_size!(GenericBound, 88);
+    static_assert_size!(Generics, 72);
+    static_assert_size!(Impl, 200);
+    static_assert_size!(Item, 200);
+    static_assert_size!(ItemKind, 112);
+    static_assert_size!(Lit, 48);
+    static_assert_size!(Pat, 120);
+    static_assert_size!(Path, 40);
+    static_assert_size!(PathSegment, 24);
+    static_assert_size!(Stmt, 32);
+    static_assert_size!(Ty, 96);
 }
diff --git a/compiler/rustc_const_eval/src/interpret/operand.rs b/compiler/rustc_const_eval/src/interpret/operand.rs
index 94ba62c160c98..fe80a55dfd28c 100644
--- a/compiler/rustc_const_eval/src/interpret/operand.rs
+++ b/compiler/rustc_const_eval/src/interpret/operand.rs
@@ -823,9 +823,10 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
 #[cfg(all(target_arch = "x86_64", target_pointer_width = "64"))]
 mod size_asserts {
     use super::*;
+    use rustc_data_structures::static_assert_size;
     // These are in alphabetical order, which is easy to maintain.
-    rustc_data_structures::static_assert_size!(Immediate, 56);
-    rustc_data_structures::static_assert_size!(ImmTy<'_>, 72);
-    rustc_data_structures::static_assert_size!(Operand, 64);
-    rustc_data_structures::static_assert_size!(OpTy<'_>, 88);
+    static_assert_size!(Immediate, 56);
+    static_assert_size!(ImmTy<'_>, 72);
+    static_assert_size!(Operand, 64);
+    static_assert_size!(OpTy<'_>, 88);
 }
diff --git a/compiler/rustc_const_eval/src/interpret/place.rs b/compiler/rustc_const_eval/src/interpret/place.rs
index f4571a1ca3d8a..97fe23cb5bcf3 100644
--- a/compiler/rustc_const_eval/src/interpret/place.rs
+++ b/compiler/rustc_const_eval/src/interpret/place.rs
@@ -891,10 +891,11 @@ where
 #[cfg(all(target_arch = "x86_64", target_pointer_width = "64"))]
 mod size_asserts {
     use super::*;
+    use rustc_data_structures::static_assert_size;
     // These are in alphabetical order, which is easy to maintain.
-    rustc_data_structures::static_assert_size!(MemPlaceMeta, 24);
-    rustc_data_structures::static_assert_size!(MemPlace, 40);
-    rustc_data_structures::static_assert_size!(MPlaceTy<'_>, 64);
-    rustc_data_structures::static_assert_size!(Place, 48);
-    rustc_data_structures::static_assert_size!(PlaceTy<'_>, 72);
+    static_assert_size!(MemPlaceMeta, 24);
+    static_assert_size!(MemPlace, 40);
+    static_assert_size!(MPlaceTy<'_>, 64);
+    static_assert_size!(Place, 48);
+    static_assert_size!(PlaceTy<'_>, 72);
 }
diff --git a/compiler/rustc_hir/src/hir.rs b/compiler/rustc_hir/src/hir.rs
index 617433a9803d5..7a87a3e488260 100644
--- a/compiler/rustc_hir/src/hir.rs
+++ b/compiler/rustc_hir/src/hir.rs
@@ -3491,16 +3491,16 @@ impl<'hir> Node<'hir> {
 mod size_asserts {
     use super::*;
     // These are in alphabetical order, which is easy to maintain.
-    rustc_data_structures::static_assert_size!(Block<'static>, 48);
-    rustc_data_structures::static_assert_size!(Expr<'static>, 56);
-    rustc_data_structures::static_assert_size!(ForeignItem<'static>, 72);
-    rustc_data_structures::static_assert_size!(GenericBound<'_>, 48);
-    rustc_data_structures::static_assert_size!(Generics<'static>, 56);
-    rustc_data_structures::static_assert_size!(ImplItem<'static>, 88);
-    rustc_data_structures::static_assert_size!(Impl<'static>, 80);
-    rustc_data_structures::static_assert_size!(Item<'static>, 80);
-    rustc_data_structures::static_assert_size!(Pat<'static>, 88);
-    rustc_data_structures::static_assert_size!(QPath<'static>, 24);
-    rustc_data_structures::static_assert_size!(TraitItem<'static>, 96);
-    rustc_data_structures::static_assert_size!(Ty<'static>, 72);
+    static_assert_size!(Block<'static>, 48);
+    static_assert_size!(Expr<'static>, 56);
+    static_assert_size!(ForeignItem<'static>, 72);
+    static_assert_size!(GenericBound<'_>, 48);
+    static_assert_size!(Generics<'static>, 56);
+    static_assert_size!(ImplItem<'static>, 88);
+    static_assert_size!(Impl<'static>, 80);
+    static_assert_size!(Item<'static>, 80);
+    static_assert_size!(Pat<'static>, 88);
+    static_assert_size!(QPath<'static>, 24);
+    static_assert_size!(TraitItem<'static>, 96);
+    static_assert_size!(Ty<'static>, 72);
 }
diff --git a/compiler/rustc_middle/src/thir.rs b/compiler/rustc_middle/src/thir.rs
index b856af1d8f835..5e26a52900eaf 100644
--- a/compiler/rustc_middle/src/thir.rs
+++ b/compiler/rustc_middle/src/thir.rs
@@ -814,8 +814,8 @@ impl<'tcx> fmt::Display for Pat<'tcx> {
 mod size_asserts {
     use super::*;
     // These are in alphabetical order, which is easy to maintain.
-    rustc_data_structures::static_assert_size!(Block, 56);
-    rustc_data_structures::static_assert_size!(Expr<'_>, 104);
-    rustc_data_structures::static_assert_size!(Pat<'_>, 24);
-    rustc_data_structures::static_assert_size!(Stmt<'_>, 120);
+    static_assert_size!(Block, 56);
+    static_assert_size!(Expr<'_>, 104);
+    static_assert_size!(Pat<'_>, 24);
+    static_assert_size!(Stmt<'_>, 120);
 }
diff --git a/src/librustdoc/clean/types.rs b/src/librustdoc/clean/types.rs
index 0e6de842cc267..91d5758077c94 100644
--- a/src/librustdoc/clean/types.rs
+++ b/src/librustdoc/clean/types.rs
@@ -2495,14 +2495,15 @@ impl SubstParam {
 #[cfg(all(target_arch = "x86_64", target_pointer_width = "64"))]
 mod size_asserts {
     use super::*;
+    use rustc_data_structures::static_assert_size;
     // These are in alphabetical order, which is easy to maintain.
-    rustc_data_structures::static_assert_size!(Crate, 72); // frequently moved by-value
-    rustc_data_structures::static_assert_size!(DocFragment, 32);
-    rustc_data_structures::static_assert_size!(GenericArg, 80);
-    rustc_data_structures::static_assert_size!(GenericArgs, 32);
-    rustc_data_structures::static_assert_size!(GenericParamDef, 56);
-    rustc_data_structures::static_assert_size!(Item, 56);
-    rustc_data_structures::static_assert_size!(ItemKind, 112);
-    rustc_data_structures::static_assert_size!(PathSegment, 40);
-    rustc_data_structures::static_assert_size!(Type, 72);
+    static_assert_size!(Crate, 72); // frequently moved by-value
+    static_assert_size!(DocFragment, 32);
+    static_assert_size!(GenericArg, 80);
+    static_assert_size!(GenericArgs, 32);
+    static_assert_size!(GenericParamDef, 56);
+    static_assert_size!(Item, 56);
+    static_assert_size!(ItemKind, 112);
+    static_assert_size!(PathSegment, 40);
+    static_assert_size!(Type, 72);
 }