{"ast_node_type":"other","tokens":[{"end":77,"kind":"keyword","start":0,"text":"if"}]}
        if self.ctfe_mode.is_some_and(|c| !c.allow_immutable_unsafe_cell()) {
        // Special check preventing `UnsafeCell` in the inner part of constants
            // Exclude ZST values. We need to compute the dynamic size/align to properly