error TS5101: Option 'out' is deprecated and will stop functioning in TypeScript 5.5. Specify compilerOption '"ignoreDeprecations": "5.0"' to silence this error.
  Use 'outFile' instead.


!!! error TS5101: Option 'out' is deprecated and will stop functioning in TypeScript 5.5. Specify compilerOption '"ignoreDeprecations": "5.0"' to silence this error.
!!! error TS5101:   Use 'outFile' instead.
==== m1.ts (0 errors) ====
    var m1_a1 = 10;
    class m1_c1 {
        public m1_c1_p1: number;
    }
    
    var m1_instance1 = new m1_c1();
    function m1_f1() {
        return m1_instance1;
    }
==== test.ts (0 errors) ====
    /// <reference path='m1.ts'/>
    var a1 = 10;
    class c1 {
        public p1: number;
    }
    
    var instance1 = new c1();
    function f1() {
        return instance1;
    }