==== tests/cases/compiler/qualify.ts (8 errors) ====
    module M {
        export var m=0;
        export module N {
            export var n=1;
        }
    }
    
    module M {
        export module N {
            var y=m;
            var x=n+y;
        }
    }
    
    
    module T {
        export interface I {
            p;
        }
        export module U {
            var z:I=3;
                ~
!!! Type 'number' is not assignable to type 'I':
!!!   Property 'p' is missing in type 'Number'.
            export interface I2 {
                q;
            }
        }
    }
    
    module Peer {
        export module U2 {
            var z:T.U.I2=3;
                ~
!!! Type 'number' is not assignable to type 'I2':
!!!   Property 'q' is missing in type 'Number'.
        }
    }
    
    module Everest {
        export module K1 {
            export interface I3 {
                zeep;
            }
        }
        export module K2 {
            export interface I4 {
                z;
            }
            var v1:I4;
            var v2:K1.I3=v1;
                ~~
!!! Type 'I4' is not assignable to type 'I3':
!!!   Property 'zeep' is missing in type 'I4'.
            var v3:K1.I3[]=v1;
                ~~
!!! Type 'I4' is not assignable to type 'I3[]':
!!!   Property 'length' is missing in type 'I4'.
            var v4:()=>K1.I3=v1;
                ~~
!!! Type 'I4' is not assignable to type '() => I3'.
            var v5:(k:K1.I3)=>void=v1;
                ~~
!!! Type 'I4' is not assignable to type '(k: I3) => void'.
            var v6:{k:K1.I3;}=v1;
                ~~
!!! Type 'I4' is not assignable to type '{ k: I3; }':
!!!   Property 'k' is missing in type 'I4'.
        }
    }
    
    interface I {
        k;
    }
    
    var y:I;
    var x:T.I=y;
        ~
!!! Type 'I' is not assignable to type 'I':
!!!   Property 'p' is missing in type 'I'.