=== tests/cases/compiler/assignmentCompatability4.ts ===
module __test1__ {
>__test1__ : typeof __test1__

    export interface interfaceWithPublicAndOptional<T,U> { one: T; two?: U; };  var obj4: interfaceWithPublicAndOptional<number,string> = { one: 1 };;
>interfaceWithPublicAndOptional : interfaceWithPublicAndOptional<T, U>
>T : T
>U : U
>one : T
>T : T
>two : U
>U : U
>obj4 : interfaceWithPublicAndOptional<number, string>
>interfaceWithPublicAndOptional : interfaceWithPublicAndOptional<T, U>
>{ one: 1 } : { one: number; }
>one : number

    export var __val__obj4 = obj4;
>__val__obj4 : interfaceWithPublicAndOptional<number, string>
>obj4 : interfaceWithPublicAndOptional<number, string>
}
module __test2__ {
>__test2__ : typeof __test2__

    export var aa:{one:number;};;
>aa : { one: number; }
>one : number

    export var __val__aa = aa;
>__val__aa : { one: number; }
>aa : { one: number; }
}
__test2__.__val__aa = __test1__.__val__obj4
>__test2__.__val__aa = __test1__.__val__obj4 : __test1__.interfaceWithPublicAndOptional<number, string>
>__test2__.__val__aa : { one: number; }
>__test2__ : typeof __test2__
>__val__aa : { one: number; }
>__test1__.__val__obj4 : __test1__.interfaceWithPublicAndOptional<number, string>
>__test1__ : typeof __test1__
>__val__obj4 : __test1__.interfaceWithPublicAndOptional<number, string>