From c9f2a0e94bb2bdd5b4dadb6d8de842bd8309670d Mon Sep 17 00:00:00 2001
From: Lukas Wirth <lukastw97@gmail.com>
Date: Fri, 18 Oct 2024 12:41:14 +0200
Subject: [PATCH] internal: Add more trivially `Sized` types to `is_sized`
 check

---
 .../rust-analyzer/crates/hir-ty/src/infer/unify.rs   | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/tools/rust-analyzer/crates/hir-ty/src/infer/unify.rs b/src/tools/rust-analyzer/crates/hir-ty/src/infer/unify.rs
index 7300453ff00..e4881d75201 100644
--- a/src/tools/rust-analyzer/crates/hir-ty/src/infer/unify.rs
+++ b/src/tools/rust-analyzer/crates/hir-ty/src/infer/unify.rs
@@ -917,9 +917,19 @@ impl<'a> InferenceTable<'a> {
     /// Check if given type is `Sized` or not
     pub(crate) fn is_sized(&mut self, ty: &Ty) -> bool {
         // Early return for some obvious types
-        if matches!(ty.kind(Interner), TyKind::Scalar(..) | TyKind::Ref(..) | TyKind::Raw(..)) {
+        if matches!(
+            ty.kind(Interner),
+            TyKind::Scalar(..)
+                | TyKind::Ref(..)
+                | TyKind::Raw(..)
+                | TyKind::Never
+                | TyKind::FnDef(..)
+                | TyKind::Array(..)
+                | TyKind::Function(_)
+        ) {
             return true;
         }
+
         if let Some((AdtId::StructId(id), subst)) = ty.as_adt() {
             let struct_data = self.db.struct_data(id);
             if let Some((last_field, _)) = struct_data.variant_data.fields().iter().last() {