//ww:run-exit 99
package main;
type holder = struct { v: u8, pad: u8 };
type box = struct { h: holder, tag: i32 };
fn put(b: *box) void = { b.h.v = 99u8; };
fn main() i32 = { let b: box; b.h.v = 0u8; b.h.pad = 0u8; b.tag = 0; put(&b); return b.h.v: i32; };