<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On Mar 21, 2009, at 8:47 AM, Daniel Dunbar wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div class="gmail_quote">On Sat, Mar 21, 2009 at 1:33 AM, Chris Lattner <span dir="ltr"><<a href="mailto:clattner@apple.com">clattner@apple.com</a>></span> wrote:<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"> <div class="im"> On Mar 20, 2009, at 4:39 PM, Daniel Dunbar wrote:<br> <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> Author: ddunbar<br> Date: Fri Mar 20 18:39:23 2009<br> New Revision: 67418<br> <br> URL: <a href="http://llvm.org/viewvc/llvm-project?rev=67418&view=rev" target="_blank">http://llvm.org/viewvc/llvm-project?rev=67418&view=rev</a><br> Log:<br> ccc/Driver: .s defaults to 'assembler-with-cpp' on Darwin.<br> - <<a href="rdar://problem/6669441">rdar://problem/6669441</a>> ccc doesn't handle assembler-with-cpp<br> semantics correctly (but clang supports it)<br> </blockquote> <br></div> Are you sure about this? Doesn't -E just imply that .s is .S?</blockquote><div><br></div><div>I don't understand this comment. On Darwin '<driver> foo.s' should run the preprocessor, then assemble. It doesn't really have anything to do with -E (although, due to this behavior, -E on a .s file on Darwin runs the preprocessor, and elsewhere will warn that the input file is unused).</div></div></blockquote><br></div><div>Wow, that is really weird and surprising. Do you know if this is documented anywhere?</div><div><br></div><div>-Chris</div></body></html>