<html>
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  </head>
  <body text="#000000" bgcolor="#FFFFFF">
    <p>I was the other major objector at the dev meeting.  I can confirm
      that we've successfully migrated and no longer have any concerns
      with the proposed toolchain.</p>
    <p>Philip<br>
    </p>
    <div class="moz-cite-prefix">On 4/1/19 1:16 PM, JF Bastien via
      llvm-dev wrote:<br>
    </div>
    <blockquote type="cite"
      cite="mid:69BFA0DD-2E13-4C88-8AFD-93FE08C0E103@apple.com">
      <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
      Hello folks (except fans of April 1st: this is <i class="">not</i>
      a joke),
      <div class=""><br class="">
      </div>
      <div class="">We discussed <a
          href="http://lists.llvm.org/pipermail/llvm-dev/2019-January/129452.html"
          class="" moz-do-not-send="true">migrating past C++11</a> recently
        and got consensus. This led us to <a
          href="https://reviews.llvm.org/D57264" class=""
          moz-do-not-send="true">bump our minimum toolchain requirements</a> to
        a point where C++14 was supported by all compilers. Following <a
          href="http://llvm.org/docs/DeveloperPolicy.html#toolchain"
          class="" moz-do-not-send="true">our policy</a>, I’m now
        suggesting that we make this official by creating a patch which
        will:</div>
      <div class=""><br class="">
      </div>
      <div class="">
        <ul class="MailOutline">
          <li class="">Update <a
              href="http://llvm.org/docs/CodingStandards.html#c-standard-versions"
              class="" moz-do-not-send="true">the C++ standard version</a> to
            C++14, allowing the usage of the following language and
            library features:</li>
          <ul class="">
            <li class=""><a href="https://wg21.link/N3472" class=""
                moz-do-not-send="true">Binary literals</a>:</li>
            <ul class="">
              <li class="">Without restrictions.</li>
            </ul>
            <li class=""><a href="https://wg21.link/N3638" class=""
                moz-do-not-send="true">decltype(auto)</a>, Return type
              deduction for normal functions:</li>
            <ul class="">
              <li class=""><a
href="http://llvm.org/docs/CodingStandards.html#use-auto-type-deduction-to-make-code-more-readable"
                  class="" moz-do-not-send="true">As with auto</a>, only
                where it makes code more readable.</li>
            </ul>
            <li class=""><a href="https://wg21.link/N3648" class=""
                moz-do-not-send="true">Initialized/Generalized lambda
                captures (init-capture)</a>:</li>
            <ul class="">
              <li class="">Without restriction.</li>
            </ul>
            <li class=""><a href="https://wg21.link/N3649" class=""
                moz-do-not-send="true">Generic (polymorphic) lambda
                expressions</a>:</li>
            <ul class="">
              <li class=""><a
href="http://llvm.org/docs/CodingStandards.html#use-auto-type-deduction-to-make-code-more-readable"
                  class="" moz-do-not-send="true">As with auto</a>, only
                where it makes code more readable.</li>
            </ul>
            <li class=""><a href="https://wg21.link/N3651" class=""
                moz-do-not-send="true">Variable templates</a>:</li>
            <ul class="">
              <li class="">Without restriction.</li>
            </ul>
            <li class=""><a href="https://wg21.link/N3653" class=""
                moz-do-not-send="true">Member initializers and
                aggregates (NSDMI)</a>:</li>
            <ul class="">
              <li class="">Without restriction.</li>
            </ul>
            <li class="">More constexpr everywhere:</li>
            <ul class="">
              <li class="">Without restriction.</li>
            </ul>
            <li class=""><a href="https://wg21.link/N3781" class=""
                moz-do-not-send="true">Single quote as digit separator</a>:</li>
            <ul class="">
              <li class="">Not allowed.</li>
            </ul>
            <li class=""><a href="https://wg21.link/N3654" class=""
                moz-do-not-send="true">std::quoted</a>:</li>
            <ul class="">
              <li class="">Without restriction.</li>
            </ul>
            <li class=""><a href="https://wg21.link/N3668" class=""
                moz-do-not-send="true">std::exchange</a>:</li>
            <ul class="">
              <li class="">Without restriction.</li>
            </ul>
          </ul>
          <li class="">Change the minimum toolchain requirement from a
            “soft-error” to a “hard-error” such that <font class=""
              face="Courier">CheckCompilerVersion.cmake</font> now says:</li>
          <ul class="">
            <li class=""><font class="" face="Courier">set(GCC_MIN 5.1)<br
                  class="">
                set(GCC_SOFT_ERROR 5.1)<br class="">
                set(CLANG_MIN 3.5)<br class="">
                set(CLANG_SOFT_ERROR 3.5)<br class="">
                set(APPLECLANG_MIN 6.0)<br class="">
                set(APPLECLANG_SOFT_ERROR 6.0)<br class="">
                set(MSVC_MIN 19.1)<br class="">
                set(MSVC_SOFT_ERROR 19.1)</font></li>
          </ul>
          <li class="">The above makes <font class="" face="Courier">LLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN</font>
            useless until we try upgrading toolchain versions again.</li>
          <li class="">Use C++14 in the code somewhere.</li>
        </ul>
      </div>
      <div class=""><br class="">
      </div>
      <div class="">When we last discussed this we said we’d revisit at
        the end of March 2019 and see if everyone was able to upgrade
        their toolchains. Remember that by now any build of LLVM with an
        old toolchain has received a “soft-error” which people had to
        read and disable using a CMake argument. This includes anyone
        building LLVM 8 because the change made it to the branch. There
        were plenty of discussions on Phabricator, on the mailing lists,
        and at the dev meeting. The was <a
href="http://lists.llvm.org/pipermail/llvm-dev/2019-February/130117.html"
          class="" moz-do-not-send="true">a PSA</a> and emails were sent
        to all bot maintainers with older bots. At this point there’s no
        way that you didn’t know that you needed to upgrade you
        toolchain.</div>
      <div class=""><br class="">
      </div>
      <div class="">This would mean that LLVM 9 would require a newer
        toolchain.</div>
      <div class=""><br class="">
      </div>
      <div class="">Is anyone not ready for this move? If so, what does
        your timing look like?</div>
      <div class=""><br class="">
      </div>
      <div class="">Thanks,</div>
      <div class=""><br class="">
      </div>
      <div class="">JF</div>
      <div class=""><br class="">
      </div>
      <div class=""><br class="">
        <div><br class="">
          <blockquote type="cite" class="">
            <div class="">On Jan 22, 2019, at 1:44 PM, JF Bastien via
              llvm-dev <<a href="mailto:llvm-dev@lists.llvm.org"
                class="" moz-do-not-send="true">llvm-dev@lists.llvm.org</a>>
              wrote:</div>
            <br class="Apple-interchange-newline">
            <div class="">
              <meta http-equiv="Content-Type" content="text/html;
                charset=UTF-8" class="">
              <div style="word-wrap: break-word; -webkit-nbsp-mode:
                space; line-break: after-white-space;" class="">Hello
                fans of the <font class="" face="Courier">auto</font> keyword!
                <div class=""><br class="">
                </div>
                <div class="">We now have <a
                    href="https://reviews.llvm.org/rL351765" class=""
                    moz-do-not-send="true">a policy on how LLVM
                    toolchains get updated</a>! Let’s put that policy to
                  good use, and talk about how we’ll move all monorepo
                  projects past C++11.</div>
                <div class=""><br class="">
                </div>
                <div class=""><br class="">
                </div>
                <div class=""><b class="">Previous Discussions</b></div>
                <div class="">
                  <ul class="">
                    <li class="">LLVM dev meeting 2018 BoF "<a
                        href="http://llvm.org/devmtg/2018-10/talk-abstracts.html#bof3"
                        class="" moz-do-not-send="true">Migrating to
                        C++14, and beyond!</a>"</li>
                    <li class=""><a
                        href="http://lists.llvm.org/pipermail/llvm-dev/2018-May/123238.html"
                        class="" moz-do-not-send="true">A Short Policy
                        Proposal Regarding Host Compilers</a></li>
                    <li class=""><a
                        href="http://lists.llvm.org/pipermail/llvm-dev/2018-May/123182.html"
                        class="" moz-do-not-send="true">Using C++14 code
                        in LLVM (2018)</a></li>
                    <li class=""><a
                        href="http://lists.llvm.org/pipermail/llvm-dev/2017-October/118673.html"
                        class="" moz-do-not-send="true">Using C++14 code
                        in LLVM (2017)</a></li>
                    <li class=""><a
                        href="http://lists.llvm.org/pipermail/llvm-dev/2016-October/105483.html"
                        class="" moz-do-not-send="true">Using C++14 code
                        in LLVM (2016)</a></li>
                    <li class=""><a href="http://llvm.org/D47073"
                        class="" moz-do-not-send="true">Document and
                        Enforce new Host Compiler Policy</a></li>
                    <li class=""><a href="http://llvm.org/D46723"
                        class="" moz-do-not-send="true">Require GCC 5.1
                        and LLVM 3.5 at a minimum</a></li>
                  </ul>
                </div>
                <div class=""><b class=""><br class="">
                  </b></div>
                <div class=""><b class="">Migrate to what?</b></div>
                <div class=""><br class="">
                </div>
                <div class="">I’m only proposing that we migrate to
                  C++14 for now. If you want to propose C++17, please do
                  the work required by the policy. In particular,
                  document which toolchains this would require, and what
                  features you’d unlock. As per policy, I want to start
                  soft-errors when building LLVM 8, so that LLVM 9 can
                  use more than C++11.</div>
                <div class=""><br class="">
                </div>
                <div class=""><br class="">
                </div>
                <div class=""><b class="">Timeline</b></div>
                <div class=""><br class="">
                </div>
                <div class="">At the LLVM dev meeting BoF, the room
                  already agreed to move past C++11. Late March 2019 was
                  proposed as a time when we’d start migrating, pending
                  large contributors’ readiness. I’m sticking to that
                  timeline, we’ll see if everyone is ready at the end of
                  March. I nonetheless want to get the soft-errors into
                  the LLVM 8 branch so that we give a sufficient
                  heads-up to developers who only compile releases.</div>
                <div class="">
                  <div class=""><br class="">
                  </div>
                  <div class=""><br class="">
                  </div>
                  <div class=""><b class="">Upsides</b></div>
                  <div class=""><br class="">
                  </div>
                  <div class="">One clear upside of dropping older
                    toolchains: they don’t even support C++11 very well.
                    We have a handful of workarounds left in ADT
                    (particularly around type traits) and I’d like to
                    get rid of them.</div>
                </div>
                <div class=""><br class="">
                </div>
                <div class="">The compiler versions I propose allow us
                  to use all of C++14, which includes:</div>
                <div class="">
                  <ul class="MailOutline">
                    <li class=""><a
                        href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3472.pdf"
                        class="" moz-do-not-send="true">Binary literals</a></li>
                    <li class=""><a
href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3638.html"
                        class="" moz-do-not-send="true">decltype(auto),
                        Return type deduction for normal functions</a></li>
                    <li class=""><a
href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3648.html"
                        class="" moz-do-not-send="true">Initialized/Generalized
                        lambda captures (init-capture)</a></li>
                    <li class=""><a
href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3649.html"
                        class="" moz-do-not-send="true">Generic
                        (polymorphic) lambda expressions</a></li>
                    <li class=""><a
                        href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3651.pdf"
                        class="" moz-do-not-send="true">Variable
                        templates</a></li>
                    <li class=""><a
href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3653.html"
                        class="" moz-do-not-send="true">Member
                        initializers and aggregates (NSDMI)</a></li>
                    <li class="">A bunch of new constexpr language and
                      library features</li>
                    <li class="">Various other language and library
                      features</li>
                  </ul>
                </div>
                <div class="">See <a
                    href="https://en.cppreference.com/w/cpp/compiler_support"
                    class="" moz-do-not-send="true">CppReference</a> for
                  details.</div>
                <div class=""><br class="">
                </div>
                <div class="">Of these, I think polymorphic lambdas are
                  the big feature. Of course, just like Almost Always
                  Auto, we should use such things only where it makes
                  sense.</div>
                <div class=""><br class="">
                </div>
                <div class=""><br class="">
                </div>
                <div class=""><b class="">Toolchains</b></div>
                <div class=""><br class="">
                </div>
                <div class="">We’re currently mandating:</div>
                <div class="">
                  <ul class="">
                    <li class="">Clang 3.1 (<i class="">released 2012/05</i>)</li>
                    <li class="">Apple Clang 3.1 (<i class="">released
                        2012/05</i>)</li>
                    <li class="">GCC 4.8 (<i class="">released 2013/03</i>)</li>
                    <li class="">Visual Studio 2015 (Update 3) (<i
                        class="">released 2016/06</i>)</li>
                  </ul>
                </div>
                <div class="">I propose instead:</div>
                <div class="">
                  <ul class="">
                    <li class="">Clang 3.5 (<i class="">released 2014/07</i>)
                      to get <font class="" face="Courier">-std=c++14</font> instead
                      of <font class="" face="Courier">-std=c++1y</font></li>
                    <li class="">Apple Clang 6.0 (<i class="">released
                        2014/07</i>) to match clang 3.5</li>
                    <li class="">GCC 5.1 (<i class="">released 2015/04</i>)
                      because C++14 mostly came to be in GCC 5</li>
                    <li class="">Visual Studio 2017 (<i class="">released
                        2017/03</i>) so that we get extended constexpr
                      and NSDMI</li>
                  </ul>
                </div>
                <div class="">Version information from:</div>
                <div class="">
                  <ul class="">
                    <li class="">Clang <a
                        href="http://releases.llvm.org/" class=""
                        moz-do-not-send="true">http://releases.llvm.org</a></li>
                    <li class="">Apple clang <a
                        href="https://trac.macports.org/wiki/XcodeVersionInfo"
                        class="" moz-do-not-send="true">https://trac.macports.org/wiki/XcodeVersionInfo</a> and <a
href="https://en.wikipedia.org/wiki/Xcode#Latest_versions" class=""
                        moz-do-not-send="true">https://en.wikipedia.org/wiki/Xcode#Latest_versions</a></li>
                    <li class="">GCC <a
                        href="https://gcc.gnu.org/releases.html"
                        class="" moz-do-not-send="true">https://gcc.gnu.org/releases.html</a></li>
                    <li class="">MSVC <a
                        href="https://en.wikipedia.org/wiki/Microsoft_Visual_Studio"
                        class="" moz-do-not-send="true">https://en.wikipedia.org/wiki/Microsoft_Visual_Studio</a> and <a
href="https://docs.microsoft.com/en-us/cpp/visual-cpp-language-conformance"
                        class="" moz-do-not-send="true">https://docs.microsoft.com/en-us/cpp/visual-cpp-language-conformance</a></li>
                  </ul>
                </div>
                <div class=""><br class="">
                </div>
                <div class="">My previous attempts pointed out that
                  WebKit / Chromium / Firefox are all past C++11 (WebKit
                  is <a
href="https://lists.webkit.org/pipermail/webkit-dev/2018-March/029922.html"
                    class="" moz-do-not-send="true">moving to C++17</a> (from
                  C++14), Chromium <a
href="https://groups.google.com/a/chromium.org/d/msg/cxx/ow7hmdDm4yw/eV6KWL2yAQAJ"
                    class="" moz-do-not-send="true">started moving to
                    C++14</a>, Firefox uses <a
href="https://developer.mozilla.org/en-US/docs/Mozilla/Using_CXX_in_Mozilla_code"
                    class="" moz-do-not-send="true">some C++14</a>).
                  This means that platforms which distribute a modern
                  browser can already bootstrap a browser. That’s a nice
                  datapoint, but isn’t sufficient for platforms which
                  compile / use LLVM (especially as a library).</div>
                <div class=""><br class="">
                </div>
                <div class="">Here’s a table from the LLVM dev meeting
                  BoF detailing version info for distros that seemed
                  relevant:</div>
                <div class=""><br class="">
                </div>
                <div class="">
                  <table style="border-collapse: collapse" class=""
                    cellspacing="0" cellpadding="0">
                    <tbody class="">
                      <tr class="">
                        <td style="width: 43.0px; height: 13.0px;
                          background-color: #f19e0d; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">Release</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 13.0px;
                          background-color: #f19e0d; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">Distro</b></font></div>
                        </td>
                        <td style="width: 56.0px; height: 13.0px;
                          background-color: #f19e0d; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">Compiler</b></font></div>
                        </td>
                        <td style="width: 60.0px; height: 13.0px;
                          background-color: #f19e0d; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">C++14 lang</b></font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2003-10</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">RHEL
                              3</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              3.2</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">❌</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2005-02</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">RHEL
                              4</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              3.4</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">❌</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2007-03</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">RHEL
                              5</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              4.1</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">❌</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2010-11</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">RHEL
                              6</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              4.4</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">❌</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2013-05</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">Debian
                              7 wheezy</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              4.7.2</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">❌</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2013-12</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">RHEL
                              7</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              4.8</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">❌</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2015-04</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">Debian
                              8 jessie</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              4.9.2</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">❌</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2015-05</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">OpenBSD
                              5.7</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">LLVM
                              3.5</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2015-10</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">OpenBSD
                              5.8</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">LLVM
                              3.5</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2016-03</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">OpenBSD
                              5.9</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">LLVM
                              3.5</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2016-04</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">Ubuntu
                              14.04</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              4.8.2</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">❌</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2016-04</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">Ubuntu
                              16.04</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              5.3.1</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2016-09</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">OpenBSD
                              6.0</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">LLVM
                              3.8</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2017-04</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">OpenBSD
                              6.1</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">LLVM
                              4.0.0</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2017-06</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">Debian
                              9 stretch</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              6.3.0</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2017-10</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">Ubuntu
                              17.10</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              7.2.0</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2017-10</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">OpenBSD
                              6.2</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">LLVM
                              5.0.0</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2018-04</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">Ubuntu
                              18.04</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              7.3.0</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2018-04</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">OpenBSD
                              6.3</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">LLVM
                              5.0.1</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2018-10</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">Ubuntu
                              18.10</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              8.1.0</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                      <tr class="">
                        <td style="width: 43.0px; height: 18.0px;
                          background-color: #717b89; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              color: rgb(255, 255, 255);
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue"
                              color="#ffffff"><b class="">2018-??</b></font></div>
                        </td>
                        <td style="width: 86.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">Debian
                              10 buster</font></div>
                        </td>
                        <td style="width: 56.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px;" class=""><font
                              style="font-stretch: normal; font-size:
                              11px; line-height: normal; font-family:
                              "Helvetica Neue";
                              -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Helvetica Neue">GCC
                              8.1.0</font></div>
                        </td>
                        <td style="width: 60.0px; height: 18.0px;
                          background-color: #cccccc; border-style:
                          solid; border-width: 1.0px 1.0px 1.0px 1.0px;
                          border-color: #000000 #000000 #000000 #000000;
                          padding: 4.0px 4.0px 4.0px 4.0px" class=""
                          valign="top">
                          <div style="margin: 0px; text-align: center;"
                            class=""><font style="font-stretch: normal;
                              font-size: 11px; line-height: normal;
                              font-family: "Apple Color
                              Emoji"; -webkit-font-kerning: none;
                              font-variant-ligatures: common-ligatures;
                              -webkit-text-stroke-color: rgb(255, 255,
                              255);" class="" face="Apple Color Emoji">✅</font></div>
                        </td>
                      </tr>
                    </tbody>
                  </table>
                </div>
                <div class=""><br class="">
                </div>
                <div class="">The data comes from the following sources:</div>
                <div class="">
                  <ul class="">
                    <li class=""><a
                        href="https://en.cppreference.com/w/cpp/compiler_support"
                        class="" moz-do-not-send="true">https://en.cppreference.com/w/cpp/compiler_support</a></li>
                    <li class=""><a
                        href="https://packages.ubuntu.com/search?keywords=gcc"
                        class="" moz-do-not-send="true">https://packages.ubuntu.com/search?keywords=gcc</a></li>
                    <li class=""><a
                        href="https://packages.debian.org/search?keywords=gcc"
                        class="" moz-do-not-send="true">https://packages.debian.org/search?keywords=gcc</a></li>
                    <li class=""><a
                        href="https://access.redhat.com/solutions/19458"
                        class="" moz-do-not-send="true">https://access.redhat.com/solutions/19458</a></li>
                    <li class=""><a
                        href="https://www.openbsd.org/63.html" class=""
                        moz-do-not-send="true">https://www.openbsd.org/63.html</a></li>
                    <li class=""><a
                        href="https://en.wikipedia.org/wiki/Clang"
                        class="" moz-do-not-send="true">https://en.wikipedia.org/wiki/Clang</a></li>
                    <li class=""><a href="https://releases.llvm.org/"
                        class="" moz-do-not-send="true">https://releases.llvm.org</a></li>
                  </ul>
                </div>
                <div class="">I haven’t documented FreeBSD / NetBSD /
                  Fedora / MacOS / MSVC, and nobody complained at the
                  BoF. I’d like to understand if we should care about
                  documenting these: ideally the toolchain update policy
                  would list which platforms need to be considered and
                  how far back in time is relevant.</div>
                <div class=""><br class="">
                </div>
                <div class="">Thanks,</div>
                <div class=""><br class="">
                </div>
                <div class="">JF</div>
              </div>
            </div>
          </blockquote>
          <br class="">
        </div>
      </div>
      <br>
      <fieldset class="mimeAttachmentHeader"></fieldset>
      <pre class="moz-quote-pre" wrap="">_______________________________________________
LLVM Developers mailing list
<a class="moz-txt-link-abbreviated" href="mailto:llvm-dev@lists.llvm.org">llvm-dev@lists.llvm.org</a>
<a class="moz-txt-link-freetext" href="https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev">https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev</a>
</pre>
    </blockquote>
  </body>
</html>