No theories. But another data point; Tiger started doing the same a few revisions earlier:<div><span class="Apple-style-span" style="font-family: Times; font-size: medium; "><pre><span class="stdout" style="font-family: &#39;Courier New&#39;, courier, monotype; ">/Volumes/Data/WebKit-BuildSlave/tiger-intel-release/build/WebKit/mac/WebView/WebView.mm: In function &#39;void -[WebView(WebPrivate) _commonInitializationWithFrameName:groupName:usesDocumentViews:](WebView*, objc_selector*, NSString*, NSString*, BOOL)&#39;:
/Volumes/Data/WebKit-BuildSlave/tiger-intel-release/build/WebKit/mac/WebView/WebView.mm:628: internal compiler error: Segmentation fault</span></pre></span><div><br><div class="gmail_quote">On Fri, Jul 9, 2010 at 3:13 PM, Eric Seidel <span dir="ltr">&lt;<a href="mailto:eric@webkit.org">eric@webkit.org</a>&gt;</span> wrote:<br>

<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">/Volumes/Data/WebKit-BuildSlave/snowleopard-intel-release/build/WebCore/config.h:212:<br>
fatal error: error writing to -: Broken pipe<br>
compilation terminated.<br>
i686-apple-darwin10-gcc-4.2.1: Internal error: Segmentation fault (program as)<br>
Please submit a full bug report.<br>
See &lt;URL:<a href="http://developer.apple.com/bugreporter" target="_blank">http://developer.apple.com/bugreporter</a>&gt; for instructions.<br>
<br>
<a href="http://build.webkit.org/builders/SnowLeopard%20Intel%20Release%20(Build)/builds/13344/steps/compile-webkit/logs/stdio" target="_blank">http://build.webkit.org/builders/SnowLeopard%20Intel%20Release%20(Build)/builds/13344/steps/compile-webkit/logs/stdio</a><br>


<br>
Any theories?<br>
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</blockquote></div><br></div></div>