From 30e17e377c32ff5998e7d6706c0b6ccfe025b5c4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lauren=C8=9Biu=20Nicola?= <lnicola@dend.ro>
Date: Sat, 6 Jan 2024 19:44:39 +0200
Subject: [PATCH] Fix panic on unaligned packed attribute

---
 crates/hir-def/src/data/adt.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/hir-def/src/data/adt.rs b/crates/hir-def/src/data/adt.rs
index b163112db9..a95b78614e 100644
--- a/crates/hir-def/src/data/adt.rs
+++ b/crates/hir-def/src/data/adt.rs
@@ -128,7 +128,7 @@ fn parse_repr_tt(tt: &Subtree) -> Option<ReprOptions> {
                     } else {
                         0
                     };
-                    let pack = Align::from_bytes(pack).unwrap();
+                    let pack = Align::from_bytes(pack).unwrap_or(Align::ONE);
                     min_pack =
                         Some(if let Some(min_pack) = min_pack { min_pack.min(pack) } else { pack });
                     ReprFlags::empty()