Extended precision math/bits functions are unsigned.
Change-Id: Ic1633e9c367fc3d5a80bc503008f035db4e78945
Reviewed-on: https://go-review.googlesource.com/c/155379
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
<dl id="math/bits"><dt><a href="/pkg/math/bits/">math/bits</a></dt>
<dd>
<p><!-- CL 123157 -->
- New extended precision operations <a href="/pkg/math/bits/#Add"><code>Add</code></a>, <a href="/pkg/math/bits/#Sub"><code>Sub</code></a>, <a href="/pkg/math/bits/#Mul"><code>Mul</code></a>, and <a href="/pkg/math/bits/#Div"><code>Div</code></a> are available in <code>int</code>, <code>int32</code>, and <code>int64</code> versions.
+ New extended precision operations <a href="/pkg/math/bits/#Add"><code>Add</code></a>, <a href="/pkg/math/bits/#Sub"><code>Sub</code></a>, <a href="/pkg/math/bits/#Mul"><code>Mul</code></a>, and <a href="/pkg/math/bits/#Div"><code>Div</code></a> are available in <code>uint</code>, <code>uint32</code>, and <code>uint64</code> versions.
</p>
</dl><!-- math/bits -->