From bae9dc70827031ff752a0ab70d11bd65aeeec89c Mon Sep 17 00:00:00 2001
From: Alice Ryhl <aliceryhl@google.com>
Date: Mon, 13 Jan 2025 10:19:08 +0100
Subject: [PATCH] It still isn't Copy

---
 src/buf/take.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/buf/take.rs b/src/buf/take.rs
index 7c83a6a74..fc4e39dda 100644
--- a/src/buf/take.rs
+++ b/src/buf/take.rs
@@ -192,9 +192,12 @@ impl<T: Buf> Buf for Take<T> {
                 let buf = unsafe { std::mem::transmute::<&[u8], &'a [u8]>(buf) };
                 *dst = IoSlice::new(buf);
                 return i + 1;
+            } else {
+                // SAFETY: We could do this safely with `IoSlice::advance` if we had a larger MSRV.
+                let buf = unsafe { std::mem::transmute::<&[u8], &'a [u8]>(slice) };
+                *dst = IoSlice::new(buf);
+                limit -= slice.len();
             }
-            *dst = *slice;
-            limit -= slice.len();
         }
         cnt
     }