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Fix technical undefined behavior #18

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Fix technical undefined behavior #18

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6 changes: 5 additions & 1 deletion src/com.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -69,7 +69,11 @@ impl<T> Debug for ComPtr<T> {
}
impl<T> Drop for ComPtr<T> {
fn drop(&mut self) {
unsafe { self.as_unknown().Release(); }
unsafe {
let ptr = self.as_raw() as *mut IUnknown;
let release_fn = (*(*ptr).lpVtbl).Release;
release_fn(ptr);
}
}
}
impl<T> PartialEq<ComPtr<T>> for ComPtr<T> where T: Interface {
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