<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Thu, Aug 9, 2018 at 8:50 PM, Eric Fiselier <span dir="ltr"><<a href="mailto:eric@efcs.ca" target="_blank">eric@efcs.ca</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Well, technically <experimental/filesystem> tracks one specification, <filesystem> another. I normally advocate for libc++'s <experimental/foo> to act like the specification for <foo>, but not all STLs do that.</div></blockquote><div><br></div><div>Right. I'm not a fan of that approach.</div><div>     <experimental/optional> matched what was in the library fundamental TS.</div><div><div style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><span style="text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">     </span><optional> matched what was in the IS.</div><div style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><br></div>-- Marshall</div><div><br></div></div></div></div>