{"ast_node_type":"function","tokens":[{"end":66,"kind":"keyword","start":0,"text":"pub"}]}
    pub fn try_new_zero_sized(ty: Ty) -> Result<MirConst, Error> {
    /// Fails if the type is not a ZST or if it doesn't have a known size.
        with(|cx| cx.try_new_const_zst(ty))