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Diffstat (limited to 'library/alloc/src/str.rs')
| -rw-r--r-- | library/alloc/src/str.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/library/alloc/src/str.rs b/library/alloc/src/str.rs index 2900d01d9bd..ac7f2304456 100644 --- a/library/alloc/src/str.rs +++ b/library/alloc/src/str.rs @@ -595,6 +595,7 @@ impl str { /// assert_eq!("☺", &*smile); /// ``` #[stable(feature = "str_box_extras", since = "1.20.0")] +#[must_use] #[inline] pub unsafe fn from_boxed_utf8_unchecked(v: Box<[u8]>) -> Box<str> { unsafe { Box::from_raw(Box::into_raw(v) as *mut str) } |