<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">Again, after offline conversation with Chris Bieneman:</div><div class=""><br class=""></div><div class=""> - move to compiler-rt would be too complicated due to change in licenses</div><div class=""> - it would make much more sense to move to “tools” folder instead, for the following reasons:</div><div class=""> * conceptually, it’s a tool, not a library</div><div class=""> * all other projects in “lib” depend on LLVM and can not build without LLVM, libFuzzer does not</div><div class=""> * practically speaking, CMake has no way of knowing whether Clang is being built when</div><div class=""> “lib” is compiled, yet it does know for projects in tools.</div><div class=""><br class=""></div><div class="">Using a freshly built clang for projects in “tools” is embarrassingly easy and only requires a couple of lines</div><div class="">of configuration change.</div><div class=""><br class=""></div><div class="">Kostya, what about moving to “tools” then?</div><br class=""><div><blockquote type="cite" class=""><div class="">On May 9, 2017, at 11:07 AM, Dan Liew <<a href="mailto:dan@su-root.co.uk" class="">dan@su-root.co.uk</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">On 9 May 2017 at 18:55, Kostya Serebryany <</span><a href="mailto:kcc@google.com" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">kcc@google.com</a><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">> wrote:</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><blockquote type="cite" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class=""><br class=""><br class="">On Tue, May 9, 2017 at 10:23 AM, Dan Liew <<a href="mailto:dan@su-root.co.uk" class="">dan@su-root.co.uk</a>> wrote:<br class=""><blockquote type="cite" class=""><br class=""><blockquote type="cite" class="">Does anyone see good reasons why libFuzzer should remain in llvm repo<br class="">(as<br class="">opposed to moving it to compiler-rt)?<br class=""></blockquote><br class="">Does moving LibFuzzer to compiler-rt imply that it is compiled as part<br class="">of compiler-rt and shipped with it?<br class=""><br class="">How does that fit with LibFuzzer's model of allowing the user to<br class="">provide their own `main()`.<br class=""></blockquote><br class=""><br class="">libFuzzer doesn't allow users to use their own main (not any more).<br class="">Although I am not sure how that's related to moving libFuzzer somewhere.<br class=""></blockquote><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Oops. That shows how long it's been since I looked at the source code.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">It was related in that if LibFuzzer was shipped as part of compiler-rt</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">I presumed we would need to supply both libraries to end users.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Given that this feature was removed it is a non-issue.</span></div></blockquote></div><br class=""></body></html>