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| <!--*********************************************************************--> |
| <h1>libc++ Issaquah Status</h1> |
| <!--*********************************************************************--> |
| |
| <p>This is a temporary page; please check the c++1z status <a href="http://libcxx.llvm.org/cxx1z_status.html">here</a></p> |
| <p>This page shows the status of the papers and issues that are expected to be adopted in Issaquah.</p> |
| |
| <p>The groups that have contributed papers: |
| <ul> |
| <li>LWG - Library working group</li> |
| <li>CWG - Core Language Working group</li> |
| <li>SG1 - Study group #1 (Concurrency working group)</li> |
| </ul> |
| </p> |
| |
| <h3>Paper Status</h3> |
| <table id="papers" border="1"> |
| <tr><th>Paper #</th><th>Group</th><th>Paper Name</th><th>Meeting</th><th>Status</th><th>First released version</th></tr> |
| <!-- |
| <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> |
| --> |
| <!-- <tr><td></td><td></td><td></td><td></td><td></td><td></td></tr> --> |
| </table> |
| |
| <h3>Library Working group Issues Status</h3> |
| <table id="issues" border="1"> |
| <tr><th>Issue #</th><th>Issue Name</th><th>Meeting</th><th>Status</th></tr> |
| |
| <tr><td><a href="http://wg21.link/LWG2062">2062</a></td><td>Effect contradictions w/o no-throw guarantee of std::function swaps</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2166">2166</a></td><td>Heap property underspecified?</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2221">2221</a></td><td>No formatted output operator for nullptr</td><td>Issaquah</td><td>Patch ready</td></tr> |
| <tr><td><a href="http://wg21.link/LWG2223">2223</a></td><td>shrink_to_fit effect on iterator validity</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2261">2261</a></td><td>Are containers required to use their 'pointer' type internally?</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2358">2358</a></td><td>Apparently-bogus definition of is_empty type trait</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2394">2394</a></td><td>locale::name specification unclear - what is implementation-defined?</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2460">2460</a></td><td>LWG issue 2408 and value categories</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2468">2468</a></td><td>Self-move-assignment of library types</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2475">2475</a></td><td>Allow overwriting of std::basic_string terminator with charT() to allow cleaner interoperation with legacy APIs</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2503">2503</a></td><td>multiline option should be added to syntax_option_type</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2510">2510</a></td><td>Tag types should not be DefaultConstructible</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2514">2514</a></td><td>Type traits must not be final</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2519">2519</a></td><td>Iterator operator-= has gratuitous undefined behaviour</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2531">2531</a></td><td>future::get should explicitly state that the shared state is released</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2534">2534</a></td><td>Constrain rvalue stream operators</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2536">2536</a></td><td>What should <complex.h> do?</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2540">2540</a></td><td>unordered_multimap::insert hint iterator</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2543">2543</a></td><td>LWG 2148 (hash support for enum types) seems under-specified</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2544">2544</a></td><td>istreambuf_iterator(basic_streambuf<charT, traits>* s) effects unclear when s is 0</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2556">2556</a></td><td>Wide contract for future::share()</td><td>Issaquah</td><td>Patch ready</td></tr> |
| <tr><td><a href="http://wg21.link/LWG2562">2562</a></td><td>Consistent total ordering of pointers by comparison functors</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2567">2567</a></td><td>Specification of logical operator traits uses BaseCharacteristic, which is defined only for UnaryTypeTraits and BinaryTypeTraits</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2569">2569</a></td><td>conjunction and disjunction requirements are too strict</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2570">2570</a></td><td>[fund.ts.v2] conjunction and disjunction requirements are too strict</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2578">2578</a></td><td>Iterator requirements should reference iterator traits</td><td>Issaquah</td><td>Nothing to do</td></tr> |
| <tr><td><a href="http://wg21.link/LWG2584">2584</a></td><td><regex> ECMAScript IdentityEscape is ambiguous</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2589">2589</a></td><td>match_results can't satisfy the requirements of a container</td><td>Issaquah</td><td>Nothing to do</td></tr> |
| <tr><td><a href="http://wg21.link/LWG2591">2591</a></td><td>std::function's member template target() should not lead to undefined behaviour</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2598">2598</a></td><td>addressof works on temporaries</td><td>Issaquah</td><td>Patch ready</td></tr> |
| <tr><td><a href="http://wg21.link/LWG2664">2664</a></td><td>operator/ (and other append) semantics not useful if argument has root</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2665">2665</a></td><td>remove_filename() post condition is incorrect</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2672">2672</a></td><td>Should is_empty use error_code in its specification?</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2678">2678</a></td><td>std::filesystem enum classes overspecified</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2679">2679</a></td><td>Inconsistent Use of Effects and Equivalent To</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2680">2680</a></td><td>Add "Equivalent to" to filesystem</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2681">2681</a></td><td>filesystem::copy() cannot copy symlinks</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2682">2682</a></td><td>filesystem::copy() won't create a symlink to a directory</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2686">2686</a></td><td>Why is std::hash specialized for error_code, but not error_condition?</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2694">2694</a></td><td>Application of LWG 436 accidentally deleted definition of "facet"</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2696">2696</a></td><td>Interaction between make_shared and enable_shared_from_this is underspecified</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2699">2699</a></td><td>Missing restriction in [numeric.requirements]</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2712">2712</a></td><td>copy_file(from, to, ...) has a number of unspecified error conditions</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2722">2722</a></td><td>equivalent incorrectly specifies throws clause</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2729">2729</a></td><td>Missing SFINAE on std::pair::operator=</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2732">2732</a></td><td>Questionable specification of path::operator/= and path::append</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2733">2733</a></td><td>[fund.ts.v2] gcd / lcm and bool</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2735">2735</a></td><td>std::abs(short), std::abs(signed char) and others should return int instead of double in order to be compatible with C++98 and C</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2736">2736</a></td><td>nullopt_t insufficiently constrained</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2738">2738</a></td><td>is_constructible with void types</td><td>Issaquah</td><td>We already do this</td></tr> |
| <tr><td><a href="http://wg21.link/LWG2739">2739</a></td><td>Issue with time_point non-member subtraction with an unsigned duration</td><td>Issaquah</td><td>Patch Ready</td></tr> |
| <tr><td><a href="http://wg21.link/LWG2740">2740</a></td><td>constexpr optional<T>::operator-></td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2742">2742</a></td><td>Inconsistent string interface taking string_view</td><td>Issaquah</td><td>Patch Ready</td></tr> |
| <tr><td><a href="http://wg21.link/LWG2744">2744</a></td><td>any's in_place constructors</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2745">2745</a></td><td>[fund.ts.v2] Implementability of LWG 2451</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2747">2747</a></td><td>Possibly redundant std::move in [alg.foreach]</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2748">2748</a></td><td>swappable traits for optionals</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2749">2749</a></td><td>swappable traits for variants</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2750">2750</a></td><td>[fund.ts.v2] LWG 2451 conversion constructor constraint</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2752">2752</a></td><td>"Throws:" clauses of async and packaged_task are unimplementable</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2753">2753</a></td><td>Optional's constructors and assignments need constraints</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2754">2754</a></td><td>The in_place constructors and emplace functions added by P0032R3 don't require CopyConstructible</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2755">2755</a></td><td>ยง[string.view.io] uses non-existent basic_string_view::to_string function</td><td>Issaquah</td><td>We already do this</td></tr> |
| <tr><td><a href="http://wg21.link/LWG2756">2756</a></td><td>C++ WP optional<T> should 'forward' T's implicit conversions</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2759">2759</a></td><td>gcd / lcm and bool for the WP</td><td>Issaquah</td><td>Patch ready</td></tr> |
| <tr><td><a href="http://wg21.link/LWG2760">2760</a></td><td>non-const basic_string::data should not invalidate iterators</td><td>Issaquah</td><td>Nothing to do</td></tr> |
| <tr><td><a href="http://wg21.link/LWG2765">2765</a></td><td>Did LWG 1123 go too far?</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2767">2767</a></td><td>not_fn call_wrapper can form invalid types</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2768">2768</a></td><td>any_cast and move semantics</td><td>Issaquah</td><td></td></tr> |
| <tr><td><a href="http://wg21.link/LWG2769">2769</a></td><td>Redundant const in the return type of any_cast(const any&)</td><td>Issaquah</td><td></td></tr> |
| </table> |
| |
| <h3>Comments about the issues</h3> |
| <ul> |
| <li>2062 - </li> |
| <li>2166 - </li> |
| <li>2221 - Patch and tests ready</li> |
| <li>2223 - </li> |
| <li>2261 - </li> |
| <li>2358 - </li> |
| <li>2394 - </li> |
| <li>2460 - </li> |
| <li>2468 - </li> |
| <li>2475 - </li> |
| <li>2503 - </li> |
| <li>2510 - </li> |
| <li>2514 - </li> |
| <li>2519 - </li> |
| <li>2531 - </li> |
| <li>2534 - </li> |
| <li>2536 - </li> |
| <li>2540 - </li> |
| <li>2543 - </li> |
| <li>2544 - </li> |
| <li>2556 - Patch and tests ready</li> |
| <li>2562 - </li> |
| <li>2567 - </li> |
| <li>2569 - </li> |
| <li>2570 - </li> |
| <li>2578 - This is just wording cleanup. </li> |
| <li>2584 - </li> |
| <li>2589 - This is just wording cleanup. </li> |
| <li>2591 - </li> |
| <li>2598 - Patch and tests ready</li> |
| <li>2664 - </li> |
| <li>2665 - </li> |
| <li>2672 - </li> |
| <li>2678 - </li> |
| <li>2679 - </li> |
| <li>2680 - </li> |
| <li>2681 - </li> |
| <li>2682 - </li> |
| <li>2686 - </li> |
| <li>2694 - </li> |
| <li>2696 - </li> |
| <li>2699 - I don't think this requires any code changes; look more closely.</li> |
| <li>2712 - </li> |
| <li>2722 - </li> |
| <li>2729 - </li> |
| <li>2732 - </li> |
| <li>2733 - </li> |
| <li>2735 - </li> |
| <li>2736 - </li> |
| <li>2738 - We already do this; I added tests for cv-void</li> |
| <li>2739 - Patch and tests ready</li> |
| <li>2740 - </li> |
| <li>2742 - Patch and tests ready</li> |
| <li>2744 - </li> |
| <li>2745 - </li> |
| <li>2747 - </li> |
| <li>2748 - </li> |
| <li>2749 - </li> |
| <li>2750 - </li> |
| <li>2752 - </li> |
| <li>2753 - </li> |
| <li>2754 - </li> |
| <li>2755 - Both string and string_view call a common routine for output; so no code changes needed.</li> |
| <li>2756 - </li> |
| <li>2759 - Patch and tests ready</li> |
| <li>2760 - This is just wording cleanup; no code or test changes needed.</li> |
| <li>2765 - </li> |
| <li>2767 - </li> |
| <li>2768 - </li> |
| <li>2769 - </li> |
| </ul> |
| |
| <p>Last Updated: 5-Oct-2016</p> |
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