From b613ef143641382f7474f9ef2260e276514f3862 Mon Sep 17 00:00:00 2001
From: varkor <github@varkor.com>
Date: Sat, 29 Jun 2019 13:53:46 +0100
Subject: Extend the #[must_use] lint to boxed types

---
 src/libstd/panicking.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/libstd')

diff --git a/src/libstd/panicking.rs b/src/libstd/panicking.rs
index 9ef42063f94..797d85e941d 100644
--- a/src/libstd/panicking.rs
+++ b/src/libstd/panicking.rs
@@ -103,7 +103,9 @@ pub fn set_hook(hook: Box<dyn Fn(&PanicInfo<'_>) + 'static + Sync + Send>) {
         HOOK_LOCK.write_unlock();
 
         if let Hook::Custom(ptr) = old_hook {
-            Box::from_raw(ptr);
+            #[allow(unused_must_use)] {
+                Box::from_raw(ptr);
+            }
         }
     }
 }
-- 
cgit 1.4.1-3-g733a5