//ww:error "tuple-in-union variant tag unresolved" package main; fn mk() ((i64, i64) | nomem) = { return (5, 6); }; export fn main() i32 = { match (mk()) { case let t: (i64, i64) => { if (t.0 != 5) { return 1; }; }; case => return 2; }; return 0; };