{"ast_node_type":"other","tokens":[{"end":80,"kind":"keyword","start":0,"text":"`#[repr(transparent)]`"}]}
`#[repr(transparent)]` to  `union` does not change this. To give a more concrete
`struct` or `enum` (with the same fields) are eligible for. Adding
example, it is unspecified whether `size_of::<T>()` is equal to