R=rsc, gri
CC=golang-dev
https://golang.org/cl/198050
<li><span class="alert">Implementation does not honor the restriction on goto statements and targets (no intervening declarations).</span></li>
<li><span class="alert">Method expressions are not implemented.</span></li>
<li><span class="alert">Gccgo allows only one init() function per source file.</span></li>
- <li>Formal parameters with specified type <code>... T</code> are not implemented.</li>
</ul>