From aa58ccb53e289aa465a070cc27d2d773d274d1d1 Mon Sep 17 00:00:00 2001
From: Ben Kimock <kimockb@gmail.com>
Date: Wed, 6 Dec 2023 21:18:37 -0500
Subject: [PATCH] Tell MirUsedCollector that the pointer alignment checks calls
 its panic symbol

---
 compiler/rustc_monomorphize/src/collector.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/compiler/rustc_monomorphize/src/collector.rs b/compiler/rustc_monomorphize/src/collector.rs
index b882a038711..8609aa2bfb5 100644
--- a/compiler/rustc_monomorphize/src/collector.rs
+++ b/compiler/rustc_monomorphize/src/collector.rs
@@ -844,6 +844,9 @@ fn visit_terminator(&mut self, terminator: &mir::Terminator<'tcx>, location: Loc
             mir::TerminatorKind::Assert { ref msg, .. } => {
                 let lang_item = match &**msg {
                     mir::AssertKind::BoundsCheck { .. } => LangItem::PanicBoundsCheck,
+                    mir::AssertKind::MisalignedPointerDereference { .. } => {
+                        LangItem::PanicMisalignedPointerDereference
+                    }
                     _ => LangItem::Panic,
                 };
                 push_mono_lang_item(self, lang_item);