<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="">I’ve been in need of a cl::opt to control this behavior and force preserving debug info, it would be useful for testing at least. That wouldn’t be a "first class” API though.<div class=""><br class=""></div><div class="">CC Adrian for his opinion.</div><div class=""><br class=""></div><div class="">— </div><div class="">Mehdi</div><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Nov 24, 2016, at 2:25 PM, Dmitriy Matveev via llvm-dev <<a href="mailto:llvm-dev@lists.llvm.org" class="">llvm-dev@lists.llvm.org</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class="">Hi all,<div class=""><br class=""></div><div class="">Sometimes <a href="http://llvm.org/docs/doxygen/html/namespacellvm.html#ad3c29183c5faa7f5a352807af8aca268" rel="nofollow" style="margin:0px;padding:0px;border:0px;font-size:15px;color:rgb(0,89,153);text-decoration:none;font-family:arial,"helvetica neue",helvetica,sans-serif" class="">llvm::UpgradeDebugInfo</a> drops debug info which is pretty compatible with recent llvm version ( <a href="http://stackoverflow.com/questions/27023713/missing-debug-metadata-in-llvm-after-xcode-update" class="">http://stackoverflow.com/questions/27023713/missing-debug-metadata-in-llvm-after-xcode-update</a> ) and sometimes it drops something really outdated, but acceptable for me. In both cases I want to keep it, but AFAIK there is no API for this.</div><div class=""><br class=""></div><div class="">I've tried to strip libLLVMCore from that method and it forked for me just fine, but something has changed in llvm 3.9 and now I can't link with against hacked libLLVMCore. ( <a href="https://travis-ci.org/okutane/sanity/jobs/169662912" class="">https://travis-ci.org/okutane/sanity/jobs/169662912</a> line 979 )</div><div class=""><br class=""></div><div class="">What can I do? The best solution for me would be "configuration" of how <span style="color:rgb(51,51,51);font-family:consolas,"liberation mono",menlo,courier,monospace;font-size:12px;white-space:pre" class="">LLVMParseIRInContext deals with "outdated" debug info, but I'm open to any workarounds. :D</span></div><div class=""><span style="color:rgb(51,51,51);font-family:consolas,"liberation mono",menlo,courier,monospace;font-size:12px;white-space:pre" class=""><br class=""></span></div><div class=""><span style="color:rgb(51,51,51);font-family:consolas,"liberation mono",menlo,courier,monospace;font-size:12px;white-space:pre" class="">Best regards, Dmitry.</span></div></div>
_______________________________________________<br class="">LLVM Developers mailing list<br class=""><a href="mailto:llvm-dev@lists.llvm.org" class="">llvm-dev@lists.llvm.org</a><br class="">http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev<br class=""></div></blockquote></div><br class=""></div></body></html>