Macro impl_zeroable_primitive
macro_rules! impl_zeroable_primitive {
($($NonZeroInner:ident ( $primitive:ty )),+ $(,)?) => { ... };
}impl_zeroable_primitivemacro_rules! impl_zeroable_primitive {
($($NonZeroInner:ident ( $primitive:ty )),+ $(,)?) => { ... };
}