/// <reference path="fourslash.ts" />
// @noEmit: true
// @allowJs: true
// @checkJs: true

// @Filename: b.d.ts
//// declare namespace N {
////   class X { }
//// }
// @Filename: a.js
//// var N = {};
//// N.X = function() { };
// @Filename: test.js
//// var c = N.X
//// /*1*/

// #24015
// This failed with 13 and up on my machine, so 20 is 2**7 more than needed.
for (let i = 0; i < 20; i++) {
    goTo.marker('1');
    edit.insertLine('c');

    verify.getSemanticDiagnostics([])
}