From f9104f0dfb531581aa96b19b333835351a566b04 Mon Sep 17 00:00:00 2001
From: carbotaniuman <41451839+carbotaniuman@users.noreply.github.com>
Date: Thu, 6 Jun 2024 20:54:51 -0500
Subject: [PATCH] Handle safe case

---
 compiler/rustc_builtin_macros/src/derive.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/compiler/rustc_builtin_macros/src/derive.rs b/compiler/rustc_builtin_macros/src/derive.rs
index eed7fea11c19c..b5cbfdf0ec6e4 100644
--- a/compiler/rustc_builtin_macros/src/derive.rs
+++ b/compiler/rustc_builtin_macros/src/derive.rs
@@ -167,5 +167,6 @@ fn report_unsafe_args(sess: &Session, meta: &ast::MetaItem) {
             sess.dcx().emit_err(errors::DeriveUnsafePath { span });
         }
         Safety::Default => {}
+        Safety::Safe(_) => unreachable!(),
     }
 }