From: kennytm <kennytm@gmail.com>
Date: Mon, 3 Jun 2019 16:27:28 +0000 (+0800)
Subject: Update src/libcore/tests/slice.rs
X-Git-Url: https://git.lizzy.rs/?a=commitdiff_plain;h=427f1a49f677395fbc4415f2917207fb7e4bc061;hp=-c;p=rust.git

Update src/libcore/tests/slice.rs

Co-Authored-By: Jack O'Connor <oconnor663@gmail.com>
---

427f1a49f677395fbc4415f2917207fb7e4bc061
diff --git a/src/libcore/tests/slice.rs b/src/libcore/tests/slice.rs
index 40175729592..eaa799fa96e 100644
--- a/src/libcore/tests/slice.rs
+++ b/src/libcore/tests/slice.rs
@@ -1547,7 +1547,7 @@ fn test_copy_within_panics_src_inverted() {
 #[should_panic(expected = "attempted to index slice up to maximum usize")]
 fn test_copy_within_panics_src_out_of_bounds() {
     let mut bytes = *b"Hello, World!";
-    // 2 is greater than 1, so this range is invalid.
+    // an inclusive range ending at usize::max_value() would make src_end overflow
     bytes.copy_within(usize::max_value()..=usize::max_value(), 0);
 }