diff options
Diffstat (limited to 'src/libstd/sys')
| -rw-r--r-- | src/libstd/sys/windows/os_str.rs | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libstd/sys/windows/os_str.rs b/src/libstd/sys/windows/os_str.rs index 2820d2b5fe9..ff6885cb274 100644 --- a/src/libstd/sys/windows/os_str.rs +++ b/src/libstd/sys/windows/os_str.rs @@ -87,6 +87,8 @@ impl Buf { // Safety: Slice is just a wrapper for Wtf8, // and self.inner.as_mut_slice() returns &mut Wtf8. // Therefore, transmuting &mut Wtf8 to &mut Slice is safe. + // Additionally, care should be taken to ensure the slice + // is always valid Wtf8. unsafe { mem::transmute(self.inner.as_mut_slice()) } } |