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Diffstat (limited to 'users/tazjin/german-string/src')
-rw-r--r-- | users/tazjin/german-string/src/lib.rs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/users/tazjin/german-string/src/lib.rs b/users/tazjin/german-string/src/lib.rs index c35cb3ad4464..813cd5b1e515 100644 --- a/users/tazjin/german-string/src/lib.rs +++ b/users/tazjin/german-string/src/lib.rs @@ -65,4 +65,21 @@ impl GermanString { GermanString(GSRepr { large }) } } + + fn len(&self) -> usize { + // SAFETY: The length field is located in the same location for both + // variants, reading it from either is safe. + unsafe { self.0.small.len as usize } + } +} + +impl Drop for GermanString { + fn drop(&mut self) { + if self.len() > 12 { + let layout = Layout::array::<u8>(self.len()).unwrap(); + unsafe { + std::alloc::dealloc(self.0.large.data, layout); + } + } + } } |