constEnum4.ts(3,10): error TS2872: This kind of expression is always truthy.


==== constEnum4.ts (1 errors) ====
    if (1)
        const enum A { }
    else if (2)
             ~
!!! error TS2872: This kind of expression is always truthy.
        const enum B { }
    else
        const enum C { }
    