diff options
| -rw-r--r-- | src/liballoc/string.rs | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/liballoc/string.rs b/src/liballoc/string.rs index f41c8c5a559..05398ca68c8 100644 --- a/src/liballoc/string.rs +++ b/src/liballoc/string.rs @@ -667,15 +667,16 @@ impl String { /// This is highly unsafe, due to the number of invariants that aren't /// checked: /// - /// * The memory at `ptr` needs to have been previously allocated by the + /// * The memory at `buf` needs to have been previously allocated by the /// same allocator the standard library uses, with a required alignment of exactly 1. /// * `length` needs to be less than or equal to `capacity`. /// * `capacity` needs to be the correct value. + /// * The first `length` bytes at `buf` need to be valid UTF-8. /// /// Violating these may cause problems like corrupting the allocator's /// internal data structures. /// - /// The ownership of `ptr` is effectively transferred to the + /// The ownership of `buf` is effectively transferred to the /// `String` which may then deallocate, reallocate or change the /// contents of memory pointed to by the pointer at will. Ensure /// that nothing else uses the pointer after calling this |