{"ast_node_type":"variable","tokens":[{"end":81,"kind":"keyword","start":0,"text":"let"}]}
    let end = if cfg!(target_pointer_width = "64") && cfg!(target_os = "linux") {
    let cache: VecCache<u32, u8, u32> = VecCache::default();
        // For paged memory, 64-bit systems we should be able to sparsely allocate all of the pages