<div dir="ltr"><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Jul 19, 2013 at 1:56 AM, Manuel Klimek <span dir="ltr"><<a href="mailto:klimek@google.com" target="_blank" class="cremed">klimek@google.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">clang already spawns a subprocess per clang invocation by the driver. If that significantly impacted build performance, I'm sure that somebody would have changed that.</blockquote>
</div><br>There is no need to have it be a separate process at all. Just start a background thread and join it before terminating.</div></div>