From c76bba74d93efcf8f8b8ab955295aa08854ee6c8 Mon Sep 17 00:00:00 2001
From: Ossi Herrala <oherrala@iki.fi>
Date: Mon, 6 Nov 2023 13:24:33 +0200
Subject: [PATCH] forget() is no-op in CallocBackingStore's Drop implementation

Calling core::mem::forget() for slice is no-op. Forget wants to have
an ownership of the data, but it can't since slice is always a
reference.

While here, use take() instead of replace() as recommended by Clippy.
---
 src/lib.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index e60f106..d5ffede 100755
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -74,8 +74,7 @@ impl<'a, T : 'a> CallocBackingStore<'a, T> {
 }
 impl<'a, T:'a> Drop for CallocBackingStore<'a, T> {
   fn drop(self :&mut Self) {
-//      core::mem::forget(core::mem::replace(self.data, &mut[]));
-    core::mem::forget(core::mem::replace(&mut self.data, &mut[]));
+    _ = core::mem::take(&mut self.data);
     if !self.raw_data.is_null() {
       let local_free = self.free;
       unsafe {(local_free)(self.raw_data)};