procedure Num.40 (#Attr.2, #Attr.3):
    let Test.15 : I64 = 0i64;
    let Test.12 : Int1 = lowlevel NotEq #Attr.3 Test.15;
    if Test.12 then
        let Test.14 : I64 = lowlevel NumDivUnchecked #Attr.2 #Attr.3;
        let Test.13 : [C {}, C I64] = Ok Test.14;
        ret Test.13;
    else
        let Test.11 : {} = Struct {};
        let Test.10 : [C {}, C I64] = Err Test.11;
        ret Test.10;

procedure Test.0 ():
    let Test.8 : I64 = 1000i64;
    let Test.9 : I64 = 10i64;
    let Test.2 : [C {}, C I64] = CallByName Num.40 Test.8 Test.9;
    let Test.5 : U8 = 1i64;
    let Test.6 : U8 = GetTagId Test.2;
    let Test.7 : Int1 = lowlevel Eq Test.5 Test.6;
    if Test.7 then
        let Test.1 : I64 = UnionAtIndex (Id 1) (Index 0) Test.2;
        ret Test.1;
    else
        let Test.4 : I64 = -1i64;
        ret Test.4;