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Better explaination for the cast

This commit is contained in:
konstin 2018-11-15 12:10:16 +01:00
parent 287a168b18
commit 3de622cdfd
1 changed files with 1 additions and 1 deletions
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src/typeob.rs
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@ -149,7 +149,7 @@ impl PyRawObject {
let value = f(); let value = f();
unsafe { unsafe {
// Do not remove the `as *mut u8` part or you'll get some weird overflow error // The `as *mut u8` part is required because the offset is in bytes
let ptr = (self.ptr as *mut u8).offset(T::OFFSET) as *mut T; let ptr = (self.ptr as *mut u8).offset(T::OFFSET) as *mut T;
std::ptr::write(ptr, value); std::ptr::write(ptr, value);
} }