[Deleted user (ghost)]

Fixes #16408 and #12081

[Deleted user (ghost)]

Whoops, this creates a new bug:

// @strictNullChecks: true

// @Filename: /a.d.ts
declare namespace a {
    export const version: string;
}
export = a;

// @Filename: /b.ts
import a = require("./a");
a.version; // Variable 'a' is used before being assigned.