==== tests/cases/compiler/implicitAnyWidenToAny.ts (4 errors) ====
    // these should be errors
    var x = null;                        // error at "x"
        ~
!!! Variable 'x' implicitly has an 'any' type.
    var x1 = undefined;		             // error at "x1"
        ~~
!!! Variable 'x1' implicitly has an 'any' type.
    var widenArray = [null, undefined];  // error at "widenArray"
        ~~~~~~~~~~
!!! Variable 'widenArray' implicitly has an 'any[]' type.
    var emptyArray = [];		         // error at "emptyArray"
        ~~~~~~~~~~
!!! Variable 'emptyArray' implicitly has an 'any[]' type.
    
    // these should not be error
    class AnimalObj {
          x:any;
    }
    var foo = 5;
    var bar = "Hello World";
    var foo1: any = null;
    var foo2: any = undefined;
    var temp: number = 5;
    var c: AnimalObj = { x: null }; 
    var array1 = ["Bob",2];
    var array2: any[] = [];
    var array3: any[] = [null, undefined];
    var array4: number[] = [null, undefined];
    var array5 = <any[]>[null, undefined];
    
    var objLit: { new (n: number): any; };
    function anyReturnFunc(): any { }
    var obj0 = new objLit(1);
    var obj1 = anyReturnFunc();