const A = struct { b : B, };
const B = struct { c : C, };
const C = struct { a : A, };
export fn entry() usize { return @sizeOf(A); }

// error
// backend=stage2
// target=native
//
// :1:11: error: struct 'tmp.A' depends on itself
// :3:20: note: while checking this field
// :2:20: note: while checking this field
// :1:20: note: while checking this field