1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" 2 "http://www.w3.org/TR/html4/strict.dtd"> 3 <!-- Material used from: HTML 4.01 specs: http://www.w3.org/TR/html401/ --> 4 <html> 5 <head> 6 <META http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> 7 <title>libc++ C++1Z Status</title> 8 <link type="text/css" rel="stylesheet" href="menu.css"> 9 <link type="text/css" rel="stylesheet" href="content.css"> 10 </head> 11 12 <body> 13 <div id="menu"> 14 <div> 15 <a href="http://llvm.org/">LLVM Home</a> 16 </div> 17 18 <div class="submenu"> 19 <label>libc++ Info</label> 20 <a href="/index.html">About</a> 21 </div> 22 23 <div class="submenu"> 24 <label>Quick Links</label> 25 <a href="http://lists.cs.uiuc.edu/mailman/listinfo/cfe-dev">cfe-dev</a> 26 <a href="http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits">cfe-commits</a> 27 <a href="http://llvm.org/bugs/">Bug Reports</a> 28 <a href="http://llvm.org/svn/llvm-project/libcxx/trunk/">Browse SVN</a> 29 <a href="http://llvm.org/viewvc/llvm-project/libcxx/trunk/">Browse ViewVC</a> 30 </div> 31 </div> 32 33 <div id="content"> 34 <!--*********************************************************************--> 35 <h1>libc++ C++1z Status</h1> 36 <!--*********************************************************************--> 37 38 <p>In November 2014, the C++ standard committee created a draft for the next version of the C++ standard, known here as "C++1z" (probably to be C++17)</p> 39 <p>This page shows the status of libc++; the status of clang's support of the language features is <a href="http://clang.llvm.org/cxx_status.html#cxx17">here</a>.</p> 40 41 <p>The groups that have contributed papers: 42 <ul> 43 <li>LWG - Library working group</li> 44 <li>CWG - Core Language Working group</li> 45 <li>SG1 - Study group #1 (Concurrency working group)</li> 46 </ul> 47 </p> 48 49 <h3>Paper Status</h3> 50 <table id="papers" border="1"> 51 <tr><th>Paper #</th><th>Group</th><th>Paper Name</th><th>Meeting</th><th>Status</th><th>First released version</th></tr> 52 <!-- 53 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3346.pdf">3346</a></td><td>LWG</td><td>Terminology for Container Element Requirements - Rev 1</td><td>Kona</td><td>Complete</td><td>3.4</td></tr> 54 --> 55 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n3911">N3911</a></td><td>LWG</td></td><td>TransformationTrait Alias <code>void_t</code>.</td><td>Urbana</td><td>Complete</td><td>3.6</td></tr> 56 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4089">N4089</a></td><td>LWG</td></td><td>Safe conversions in <code>unique_ptr<T[]></code>.</td><td>Urbana</td><td></td><td></td></tr> 57 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4169">N4169</a></td><td>LWG</td></td><td>A proposal to add invoke function template</td><td>Urbana</td><td></td><td></td></tr> 58 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4190">N4190</a></td></td><td>LWG</td><td>Removing auto_ptr, random_shuffle(), And Old <functional> Stuff.</td><td>Urbana</td><td></td><td></td></tr> 59 <tr><td><a href="http://wiki.edg.com/twiki/pub/Wg21urbana-champaign/StrawPolls/n4258.pdf">N4258</a></td><td>LWG</td></td><td>Cleaning-up noexcept in the Library.</td><td>Urbana</td><td></td><td></td></tr> 60 <tr><td><a href="http://wiki.edg.com/twiki/pub/Wg21urbana-champaign/StrawPolls/N4277.html">N4277</a></td><td>LWG</td></td><td>TriviallyCopyable <code>reference_wrapper</code>.</td><td>Urbana</td><td>Complete</td><td>3.2</td></tr> 61 <tr><td><a href="http://wiki.edg.com/twiki/pub/Wg21urbana-champaign/StrawPolls/n4279.html">N4279</a></td><td>LWG</td></td><td>Improved insertion interface for unique-key maps.</td><td>Urbana</td><td></td><td></td></tr> 62 <tr><td><a href="http://wiki.edg.com/twiki/pub/Wg21urbana-champaign/StrawPolls/n4280.pdf">N4280</a></td><td>LWG</td></td><td>Non-member size() and more</td><td>Urbana</td><td>Complete</td><td>3.6</td></tr> 63 <tr><td><a href="http://wiki.edg.com/twiki/pub/Wg21urbana-champaign/StrawPolls/n4284.html">N4284</a></td><td>LWG</td></td><td>Contiguous Iterators.</td><td>Urbana</td><td></td><td></td></tr> 64 65 <!-- <tr><td></td><td></td><td></td><td></td><td></td><td></td></tr> --> 66 </table> 67 68 <h3>Library Working group Issues Status</h3> 69 <!-- <I>Note: "NAD" means that the issue was deemed "Not a defect"</I> --> 70 <table id="issues" border="1"> 71 <tr><th>Issue #</th><th>Issue Name</th><th>Meeting</th><th>Status</th></tr> 72 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2016">2016</a></td><td>Allocators must be no-throw swappable</td><td>Urbana</td><td></td></tr> 73 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2376">2118</td><td><code>unique_ptr</code> for array does not support cv qualification conversion of actual argument</td><td>Urbana</td><td>Will be resolved by N4089</td></tr> 74 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2170">2170</a></td><td>Aggregates cannot be <code>DefaultConstructible</code></td><td>Urbana</td><td></td></tr> 75 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2387">2308</td><td>Clarify container destructor requirements w.r.t. <code>std::array</code></td><td>Urbana</td><td>Will be resolved by N4258</td></tr> 76 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2340">2340</a></td><td>Replacement allocation functions declared as inline</td><td>Urbana</td><td>Complete</td></tr> 77 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2354">2354</a></td><td>Unnecessary copying when inserting into maps with braced-init syntax</td><td>Urbana</td><td></td></tr> 78 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2377">2377</a></td><td><code>std::align</code> requirements overly strict</td><td>Urbana</td><td></td></tr> 79 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2396">2396</a></td><td><code>underlying_type</code> doesn't say what to do for an incomplete enumeration type</td><td>Urbana</td><td>Complete</td></tr> 80 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2399">2399</a></td><td><code>shared_ptr</code>'s constructor from <code>unique_ptr</code> should be constrained</td><td>Urbana</td><td>Complete</td></tr> 81 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2400">2400</a></td><td><code>shared_ptr</code>'s <code>get_deleter()</code> should use <code>addressof()</code></td><td>Urbana</td><td>Complete</td></tr> 82 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2401">2401</a></td><td><code>std::function</code> needs more noexcept</td><td>Urbana</td><td>Complete</td></tr> 83 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2404">2404</a></td><td><code>mismatch()</code>'s complexity needs to be updated</td><td>Urbana</td><td>Complete</td></tr> 84 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2408">2408</a></td><td>SFINAE-friendly <code>common_type</code> / <code>iterator_traits</code> is missing in C++14</td><td>Urbana</td><td></td></tr> 85 <tr><td></td><td></td><td></td><td></td></tr> 86 87 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2106">2106</td><td><code>move_iterator</code> wrapping iterators returning prvalues</td><td>Urbana</td><td></td></tr> 88 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2129">2129</td><td>User specializations of <code>std::initializer_list</code></td><td>Urbana</td><td>Complete</td></tr> 89 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2212">2212</td><td><code>tuple_size</code> for <code>const pair</code> request <tuple> header</td><td>Urbana</td><td>Complete</td></tr> 90 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2217">2217</td><td><code>operator==(sub_match, string)</code> slices on embedded '\0's</td><td>Urbana</td><td>Complete</td></tr> 91 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2230">2230</td><td>"see below" for <code>initializer_list</code> constructors of unordered containers</td><td>Urbana</td><td>Complete</td></tr> 92 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2233">2233</td><td><code>bad_function_call::what()</code> unhelpful</td><td>Urbana</td><td>Complete</td></tr> 93 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2266">2266</td><td><code>vector</code> and <code>deque</code> have incorrect insert requirements</td><td>Urbana</td><td></td></tr> 94 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2325">2325</td><td><code>minmax_element()</code>'s behavior differing from <code>max_element()</code>'s should be noted</td><td>Urbana</td><td>Complete</td></tr> 95 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2361">2361</td><td>Apply 2299 resolution throughout library</td><td>Urbana</td><td></td></tr> 96 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2365">2365</td><td>Missing noexcept in <code>shared_ptr::shared_ptr(nullptr_t)</code></td><td>Urbana</td><td>Complete</td></tr> 97 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2376">2376</td><td><code>bad_weak_ptr::what()</code> overspecified</td><td>Urbana</td><td>Complete</td></tr> 98 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2387">2387</td><td>More nested types that must be accessible and unambiguous</td><td>Urbana</td><td></td></tr> 99 <!-- 100 <tr><td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#1214">1214</a></td><td>Insufficient/inconsistent key immutability requirements for associative containers</td><td>Urbana</td><td></td></tr> 101 --> 102 <!-- <tr><td></td><td></td><td></td><td></td></tr> --> 103 </table> 104 105 <p>Last Updated: 18-Nov-2014</p> 106 </div> 107 </body> 108 </html> 109
