Drop #[non_exhaustive] from SpecVersion
#749
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Signed-off-by: Sergey "Shnatsel" Davidoff <shnatsel@gmail.com>
Signed-off-by: Sergey "Shnatsel" Davidoff <shnatsel@gmail.com>
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Adding every new spec version required an API break anyway, so there isn't any benefit to having
#[non_exhaustive].However, this
#[non_exhaustive]has caused serious real-world bugs:#722
#723
So drop it now that we're making a semver-breaking release anyway.
Also drop
#[repr(u16)]because it fits into au8perfectly fine, and the layout isn't relied on anywhere as far as I can tell. This is semver-breaking too, which is why I'm doing it now.