, so existing code needs no changes.
Existing code that depends on function or map equality will be
rejected by the compiler and will need to be fixed by hand.
Few programs will be affected, but the fix may require some
redesign.
</p>

<h2 id="packages">The package hierarchy</h2>

<p>
Go 1 addresses many deficiencies in the old standard library and
cleans up a number of packages, making them more internally consistent
and portable.
</p>

<p>
This section describes how the packages have been rearranged in Go