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25<!--*************************************************************************-->
Richard Smithcf31c6b2014-06-20 20:33:10 +0000[diff] [blame]26<h1>C++ Support in Clang</h1>
Cedric Venet084381332009-02-14 20:20:19 +0000[diff] [blame]27<!--*************************************************************************-->
Douglas Gregor0799d912009-06-27 19:33:58 +0000[diff] [blame]28<p>Last updated: $Date$</p>
Cedric Venet084381332009-02-14 20:20:19 +0000[diff] [blame]29
Alp Toker05f89432013-12-06 06:35:49 +0000[diff] [blame]30<p>Clang fully implements all published ISO C++ standards including <a
Richard Smith20f37672014-08-31 04:17:48 +0000[diff] [blame]31href="#cxx11">C++11</a>, as well as the upcoming <a
32href="#cxx14">C++14</a> standard, and some parts of the fledgling <a
Richard Smithcf31c6b2014-06-20 20:33:10 +0000[diff] [blame]33href="#cxx17">C++1z</a> standard,
34and is considered a production-quality C++ compiler.
Alp Toker05f89432013-12-06 06:35:49 +0000[diff] [blame]35
Richard Smith60586342013-12-09 08:52:23 +0000[diff] [blame]36<p>The Clang community is continually striving to improve C++ standards
Alp Toker05f89432013-12-06 06:35:49 +0000[diff] [blame]37compliance between releases by submitting and tracking <a
38href="cxx_dr_status.html">C++ Defect Reports</a> and implementing resolutions
39as they become available.</p>
40
41<p>Experimental work is also under way to implement <a href="#ts">C++ Technical
42Specifications</a> that will help drive the future of the C++ programming
43language.</p>
44
Richard Smith60586342013-12-09 08:52:23 +0000[diff] [blame]45<p>The <a href="http://llvm.org/bugs/">LLVM bug tracker</a> contains Clang
46C++ components that track known bugs with Clang's language conformance in
47each language mode.</p>
48
Richard Smith18743de2012-02-24 18:42:08 +0000[diff] [blame]49<h2 id="cxx98">C++98 implementation status</h2>
50
Alp Toker05f89432013-12-06 06:35:49 +0000[diff] [blame]51<p>Clang implements all of the ISO C++ 1998 standard
Douglas Gregor17aa45d2011-07-21 17:46:15 +0000[diff] [blame]52 (including the defects addressed in the ISO C++ 2003 standard)
Richard Smith707e3ba2014-06-22 16:00:05 +0000[diff] [blame]53 except for <tt>export</tt> (which was removed in C++11).
Douglas Gregorbb26a922010-02-05 23:51:14 +0000[diff] [blame]54
Richard Smith18743de2012-02-24 18:42:08 +0000[diff] [blame]55<h2 id="cxx11">C++11 implementation status</h2>
Chris Lattner6fe37482010-05-21 20:59:40 +0000[diff] [blame]56
Richard Smith707e3ba2014-06-22 16:00:05 +0000[diff] [blame]57 <p>Clang 3.3 and later implement all of the <a
Richard Smith25b555a2013-04-19 17:00:31 +0000[diff] [blame]58 href="http://www.iso.org/iso/iso_catalogue/catalogue_tc/catalogue_detail.htm?csnumber=50372">ISO
59 C++ 2011 standard</a>. The following table describes the Clang version
60 in which each feature became available.</p>
Chris Lattner6fe37482010-05-21 20:59:40 +0000[diff] [blame]61
Richard Smith531c9a02013-03-10 00:11:00 +0000[diff] [blame]62<p>By default, Clang builds C++ code according to the C++98 standard, with many
63C++11 features accepted as extensions. You can use Clang in C++11 mode with the
64<code>-std=c++11</code> option. Clang's C++11 mode can be used
65with <a href="http://libcxx.llvm.org/">libc++</a> or with gcc's libstdc++, but
66patches are needed to make <a href="libstdc++4.4-clang0x.patch">libstdc++-4.4</a>
Richard Smith2ddcbab2012-10-23 00:32:41 +0000[diff] [blame]67work with Clang in C++11 mode. Patches are also needed to make
Richard Smith96c07b12013-11-05 09:12:55 +0000[diff] [blame]68<a href="libstdc++4.6-clang11.patch">libstdc++-4.6</a>
Richard Smith2ddcbab2012-10-23 00:32:41 +0000[diff] [blame]69and <a href="libstdc++4.7-clang11.patch">libstdc++-4.7</a> work with Clang
Richard Smith25b555a2013-04-19 17:00:31 +0000[diff] [blame]70releases prior to version 3.2 in C++11 mode. <tt>thread_local</tt> support
Richard Smithe0cabb72013-12-09 08:55:59 +0000[diff] [blame]71currently requires the C++ runtime library from g++-4.8 or later.</p>
Jeffrey Yasskincb407572011-03-29 22:27:50 +0000[diff] [blame]72
Cedric Venet084381332009-02-14 20:20:19 +0000[diff] [blame]73<table width="689" border="1" cellspacing="0">
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]74 <tr>
Benjamin Kramer1c9e1582011-11-05 10:11:36 +0000[diff] [blame]75 <th>Language Feature</th>
Richard Smith18743de2012-02-24 18:42:08 +0000[diff] [blame]76 <th>C++11 Proposal</th>
Benjamin Kramer1c9e1582011-11-05 10:11:36 +0000[diff] [blame]77 <th>Available in Clang?</th>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]78 </tr>
79 <tr>
80 <td>Rvalue references</td>
81 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2118.html">N2118</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]82 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]83 </tr>
84 <tr>
85 <td>&nbsp;&nbsp;&nbsp;&nbsp;Rvalue references for <code>*this</code></td>
86 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2439.htm">N2439</a></td>
Benjamin Kramer1c9e1582011-11-05 10:11:36 +0000[diff] [blame]87 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]88 </tr>
89 <tr>
90 <td>Initialization of class objects by rvalues</td>
91 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1610.html">N1610</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]92 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]93 </tr>
94 <tr>
95 <td>Non-static data member initializers</td>
96 <td><a href="http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2008/n2756.htm">N2756</a></td>
Benjamin Kramer1c9e1582011-11-05 10:11:36 +0000[diff] [blame]97 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]98 </tr>
99 <tr>
100 <td>Variadic templates</td>
101 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2242.pdf">N2242</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]102 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]103 </tr>
104 <tr>
105 <td>&nbsp;&nbsp;&nbsp;&nbsp;Extending variadic template template parameters</td>
106 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2555.pdf">N2555</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]107 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]108 </tr>
109 <tr>
110 <td>Initializer lists</td>
111 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2672.htm">N2672</a></td>
Richard Smith607d6312012-05-23 01:38:11 +0000[diff] [blame]112 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]113 </tr>
114 <tr>
115 <td>Static assertions</td>
116 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1720.html">N1720</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]117 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]118 </tr>
119 <tr>
120 <td><code>auto</code>-typed variables</td>
121 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1984.pdf">N1984</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]122 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]123 </tr>
124 <tr>
125 <td>&nbsp;&nbsp;&nbsp;&nbsp;Multi-declarator <code>auto</code></td>
126 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1737.pdf">N1737</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]127 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]128 </tr>
129 <tr>
130 <td>&nbsp;&nbsp;&nbsp;&nbsp;Removal of auto as a storage-class specifier</td>
131 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2546.htm">N2546</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]132 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]133 </tr>
134 <tr>
135 <td>&nbsp;&nbsp;&nbsp;&nbsp;New function declarator syntax</td>
136 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2541.htm">N2541</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]137 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]138 </tr>
139 <tr>
Douglas Gregor34b2e8b2012-02-23 03:02:32 +0000[diff] [blame]140 <td>Lambda expressions</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]141 <td><a href="http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2009/n2927.pdf">N2927</a></td>
Richard Smith607d6312012-05-23 01:38:11 +0000[diff] [blame]142 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]143 </tr>
144 <tr>
145 <td>Declared type of an expression</td>
146 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2343.pdf">N2343</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]147 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]148 </tr>
149 <tr>
Douglas Gregor05989622012-04-10 20:00:33 +0000[diff] [blame]150 <td>&nbsp;&nbsp;&nbsp;&nbsp;Incomplete return types</td>
151 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2011/n3276.pdf">N3276</a></td>
Richard Smith607d6312012-05-23 01:38:11 +0000[diff] [blame]152 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor05989622012-04-10 20:00:33 +0000[diff] [blame]153 </tr>
154 <tr>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]155 <td>Right angle brackets</td>
156 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1757.html">N1757</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]157 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]158 </tr>
159 <tr>
160 <td>Default template arguments for function templates</td>
161 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#226">DR226</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]162 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]163 </tr>
164 <tr>
165 <td>Solving the SFINAE problem for expressions</td>
166 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2634.html">DR339</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]167 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]168 </tr>
169 <tr>
170 <td>Alias templates</td>
171 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2258.pdf">N2258</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]172 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]173 </tr>
174 <tr>
175 <td>Extern templates</td>
176 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1987.htm">N1987</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]177 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]178 </tr>
179 <tr>
180 <td>Null pointer constant</td>
181 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2431.pdf">N2431</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]182 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]183 </tr>
184 <tr>
185 <td>Strongly-typed enums</td>
186 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2347.pdf">N2347</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]187 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]188 </tr>
189 <tr>
190 <td>Forward declarations for enums</td>
Richard Smith4b38ded2012-03-14 23:13:10 +0000[diff] [blame]191 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2764.pdf">N2764</a>
192 <br><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#1206">DR1206</a></td>
Richard Smith607d6312012-05-23 01:38:11 +0000[diff] [blame]193 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]194 </tr>
195 <tr>
Richard Smith3dd73db2014-01-17 00:11:48 +0000[diff] [blame]196 <td>Standardized attribute syntax</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]197 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2761.pdf">N2761</a></td>
Richard Smith99247722013-06-17 23:54:23 +0000[diff] [blame]198 <td class="full" align="center">Clang 3.3 <a href="#n2761">(1)</a></td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]199 </tr>
200 <tr>
201 <td>Generalized constant expressions</td>
202 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2235.pdf">N2235</a></td>
Richard Smith607d6312012-05-23 01:38:11 +0000[diff] [blame]203 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]204 </tr>
205 <tr>
206 <td>Alignment support</td>
207 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2341.pdf">N2341</a></td>
Richard Smith99247722013-06-17 23:54:23 +0000[diff] [blame]208 <td class="full" align="center">Clang 3.3</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]209 </tr>
Richard Smith7e34fbd2014-03-14 21:21:24 +0000[diff] [blame]210 <tr>
211 <td>Conditionally-support behavior</td>
212 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1627.pdf">N1627</a></td>
213 <td class="full" align="center">Clang 2.9</td>
214 </tr>
215 <tr>
216 <td>Changing undefined behavior into diagnosable errors</td>
217 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1727.pdf">N1727</a></td>
218 <td class="full" align="center">Clang 2.9</td>
219 </tr>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]220 <tr>
221 <td>Delegating constructors</td>
222 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1986.pdf">N1986</a></td>
Benjamin Kramer1c9e1582011-11-05 10:11:36 +0000[diff] [blame]223 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]224 </tr>
225 <tr>
226 <td>Inheriting constructors</td>
227 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2540.htm">N2540</a></td>
Richard Smith99247722013-06-17 23:54:23 +0000[diff] [blame]228 <td class="full" align="center">Clang 3.3</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]229 </tr>
230 <tr>
231 <td>Explicit conversion operators</td>
232 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2437.pdf">N2437</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]233 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]234 </tr>
235 <tr>
236 <td>New character types</td>
237 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2249.html">N2249</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]238 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]239 </tr>
240 <tr>
241 <td>Unicode string literals</td>
242 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2442.htm">N2442</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]243 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]244 </tr>
245 <tr>
246 <td>Raw string literals</td>
247 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2442.htm">N2442</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]248 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]249 </tr>
250 <tr>
Richard Smith2a70e652012-03-09 22:27:51 +0000[diff] [blame]251 <td>Universal character names in literals</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]252 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2170.html">N2170</a></td>
Richard Smith607d6312012-05-23 01:38:11 +0000[diff] [blame]253 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]254 </tr>
255 <tr>
256 <td>User-defined literals</td>
257 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2765.pdf">N2765</a></td>
Richard Smith607d6312012-05-23 01:38:11 +0000[diff] [blame]258 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]259 </tr>
260 <tr>
261 <td>Standard Layout Types</td>
262 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2342.htm">N2342</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]263 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]264 </tr>
265 <tr>
Douglas Gregor7ff1e7e2011-10-28 19:44:09 +0000[diff] [blame]266 <td>Defaulted functions</td>
267 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2346.htm">N2346</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]268 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor7ff1e7e2011-10-28 19:44:09 +0000[diff] [blame]269 </tr>
270 <tr>
271 <td>Deleted functions</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]272 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2346.htm">N2346</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]273 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]274 </tr>
275 <tr>
276 <td>Extended friend declarations</td>
277 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1791.pdf">N1791</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]278 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]279 </tr>
280 <tr>
281 <td>Extending <code>sizeof</code></td>
Richard Smith4e837622012-02-24 18:37:14 +0000[diff] [blame]282 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2253.html">N2253</a>
283 <br><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#850">DR850</a></td>
Richard Smith607d6312012-05-23 01:38:11 +0000[diff] [blame]284 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]285 </tr>
286 <tr>
287 <td>Inline namespaces</td>
288 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2535.htm">N2535</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]289 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]290 </tr>
291 <tr>
292 <td>Unrestricted unions</td>
293 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2544.pdf">N2544</a></td>
Richard Smith607d6312012-05-23 01:38:11 +0000[diff] [blame]294 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]295 </tr>
296 <tr>
297 <td>Local and unnamed types as template arguments</td>
298 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2657.htm">N2657</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]299 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]300 </tr>
301 <tr>
302 <td>Range-based for</td>
303 <td><a href="http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2009/n2930.html">N2930</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]304 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]305 </tr>
306 <tr>
307 <td>Explicit virtual overrides</td>
308 <td><a href="http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2009/n2928.htm">N2928</a>
Richard Smith4e837622012-02-24 18:37:14 +0000[diff] [blame]309 <br><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2010/n3206.htm">N3206</a>
310 <br><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2011/n3272.htm">N3272</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]311 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]312 </tr>
313 <tr>
314 <td>Minimal support for garbage collection and reachability-based leak detection</td>
315 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2670.htm">N2670</a></td>
Richard Smithd997cce2014-03-14 20:26:09 +0000[diff] [blame]316 <td class="na" align="center">N/A <a href="#n2670">(2)</a></td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]317 </tr>
318 <tr>
319 <td>Allowing move constructors to throw [noexcept]</td>
David Blaikie50361612011-11-02 15:13:40 +0000[diff] [blame]320 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2010/n3050.html">N3050</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]321 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]322 </tr>
323 <tr>
324 <td>Defining move special member functions</td>
David Blaikie50361612011-11-02 15:13:40 +0000[diff] [blame]325 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2010/n3053.html">N3053</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]326 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]327 </tr>
Cedric Venet084381332009-02-14 20:20:19 +0000[diff] [blame]328
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]329 <tr class="separator">
Benjamin Kramer1c9e1582011-11-05 10:11:36 +0000[diff] [blame]330 <th align="center" colspan="3">Concurrency</th>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]331 </tr>
332 <tr>
333 <td>Sequence points</td>
334 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2239.html">N2239</a></td>
Richard Smith99247722013-06-17 23:54:23 +0000[diff] [blame]335 <td class="full" align="center">Clang 3.3</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]336 </tr>
337 <tr>
338 <td>Atomic operations</td>
339 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2427.html">N2427</a></td>
Richard Smith607d6312012-05-23 01:38:11 +0000[diff] [blame]340 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]341 </tr>
342 <tr>
343 <td>Strong Compare and Exchange</td>
344 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2748.html">N2748</a></td>
Richard Smithd997cce2014-03-14 20:26:09 +0000[diff] [blame]345 <td class="full" align="center">Clang 3.1 <a href="#n2748">(3)</a></td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]346 </tr>
347 <tr>
348 <td>Bidirectional Fences</td>
349 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2752.htm">N2752</a></td>
Richard Smith607d6312012-05-23 01:38:11 +0000[diff] [blame]350 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]351 </tr>
Douglas Gregor6b6e0822010-12-21 05:43:31 +0000[diff] [blame]352
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]353 <tr>
354 <td>Memory model</td>
355 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2429.htm">N2429</a></td>
Richard Smithbc4fc772013-01-29 04:55:18 +0000[diff] [blame]356 <td class="full" align="center">Clang 3.2</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]357 </tr>
358 <tr>
359 <td>Data-dependency ordering: atomics and memory model</td>
360 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2664.htm">N2664</a></td>
Richard Smithd997cce2014-03-14 20:26:09 +0000[diff] [blame]361 <td class="full" align="center">Clang 3.2 <a href="#n2664">(4)</a></td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]362 </tr>
363 <tr>
364 <td>Propagating exceptions</td>
365 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2179.html">N2179</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]366 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]367 </tr>
368 <tr>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]369 <td>Allow atomics use in signal handlers</td>
370 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2547.htm">N2547</a></td>
Richard Smith607d6312012-05-23 01:38:11 +0000[diff] [blame]371 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]372 </tr>
373 <tr>
374 <td>Thread-local storage</td>
375 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2659.htm">N2659</a></td>
Richard Smith99247722013-06-17 23:54:23 +0000[diff] [blame]376 <td class="full" align="center">Clang 3.3</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]377 </tr>
378 <tr>
379 <td>Dynamic initialization and destruction with concurrency</td>
380 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2660.htm">N2660</a></td>
Richard Smith537a8342013-02-22 09:31:00 +0000[diff] [blame]381 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]382 </tr>
Cedric Venet084381332009-02-14 20:20:19 +0000[diff] [blame]383
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]384 <tr class="separator">
Richard Smith18743de2012-02-24 18:42:08 +0000[diff] [blame]385 <th align="center" colspan="3">C99 Features in C++11</th>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]386 </tr>
387 <tr>
388 <td><code>__func__</code> predefined identifier</td>
389 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2340.htm">N2340</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]390 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]391 </tr>
392 <tr>
393 <td>C99 preprocessor</td>
394 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1653.htm">N1653</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]395 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]396 </tr>
397 <tr>
398 <td><code>long long</code></td>
399 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1811.pdf">N1811</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37 +0000[diff] [blame]400 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]401 </tr>
402 <tr>
403 <td>Extended integral types</td>
404 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1988.pdf">N1988</a></td>
Richard Smithd997cce2014-03-14 20:26:09 +0000[diff] [blame]405 <td class="na" align="center">N/A <a href="#n1988">(5)</a></td>
Douglas Gregor1f64b592011-10-14 23:21:49 +0000[diff] [blame]406 </tr>
Cedric Venet084381332009-02-14 20:20:19 +0000[diff] [blame]407</table>
Richard Smith9deb9d92013-03-12 19:56:09 +0000[diff] [blame]408
409<p>
410<span id="n2761">(1): The <code>[[carries_dependency]]</code> attribute
Richard Smith38546ed2013-03-18 21:57:52 +0000[diff] [blame]411has no effect.</span><br>
Richard Smithd997cce2014-03-14 20:26:09 +0000[diff] [blame]412<span id="n2670">(2): No compiler changes are required for an implementation
413such as Clang that does not provide garbage collection.</span><br>
414<span id="n2748">(3): All compare-exchange operations are emitted as
Richard Smith38546ed2013-03-18 21:57:52 +0000[diff] [blame]415strong compare-exchanges.</span><br>
Richard Smithd997cce2014-03-14 20:26:09 +0000[diff] [blame]416<span id="n2664">(4): <code>memory_order_consume</code> is lowered to
Richard Smith38546ed2013-03-18 21:57:52 +0000[diff] [blame]417<code>memory_order_acquire</code>.</span><br>
Richard Smithd997cce2014-03-14 20:26:09 +0000[diff] [blame]418<span id="n1988">(5): No compiler changes are required for an implementation
419such as Clang that does not provide any extended integer types.
420<code>__int128</code> is not treated as an extended integer type,
421because changing <code>intmax_t</code> would be an ABI-incompatible
422change.</span>
Richard Smith9deb9d92013-03-12 19:56:09 +0000[diff] [blame]423</p>
424
Richard Smith20f37672014-08-31 04:17:48 +0000[diff] [blame]425<h2 id="cxx14">C++14 implementation status</h2>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]426
Richard Smith707e3ba2014-06-22 16:00:05 +0000[diff] [blame]427<p>Clang 3.4 and later implement all of the Draft International Standard (see <a
Richard Smith7cebe462014-06-22 15:54:54 +0000[diff] [blame]428href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3797.pdf">most
429recent publicly available draft</a>)
Richard Smith20f37672014-08-31 04:17:48 +0000[diff] [blame]430of the upcoming C++14 language standard. The following table describes the
431Clang version in which each feature became available.</p>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]432
Richard Smith20f37672014-08-31 04:17:48 +0000[diff] [blame]433<p>You can use Clang in C++14 mode with the <code>-std=c++14</code> option
Richard Smith1b886322014-08-31 04:18:54 +0000[diff] [blame]434(use <code>-std=c++1y</code> in Clang 3.4 and earlier).</p>
Richard Smith4cf9a1e2013-04-20 13:22:50 +0000[diff] [blame]435
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]436<table width="689" border="1" cellspacing="0">
437 <tr>
438 <th>Language Feature</th>
Richard Smith20f37672014-08-31 04:17:48 +0000[diff] [blame]439 <th>C++14 Proposal</th>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]440 <th>Available in Clang?</th>
441 </tr>
442 <tr>
443 <td>Tweak to certain C++ contextual conversions</td>
444 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3323.pdf">N3323</a></td>
Richard Smith7fe89622014-02-03 06:58:08 +0000[diff] [blame]445 <td class="full" align="center">Clang 3.4</td>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]446 </tr>
447 <tr>
Richard Smith0fa4fce2013-04-20 12:44:32 +0000[diff] [blame]448 <td>Binary literals</td>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]449 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3472.pdf">N3472</a></td>
Richard Smithc5c27f22013-04-19 20:47:20 +0000[diff] [blame]450 <td class="full" align="center">Yes</td>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]451 </tr>
452 <tr>
Richard Smith74aeef52013-04-26 16:15:35 +0000[diff] [blame]453 <td>decltype(auto)</td>
Richard Smithf2f6e1142013-05-09 18:53:17 +0000[diff] [blame]454 <td rowspan=2 style="vertical-align:middle"><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3638.html">N3638</a></td>
Richard Smith99247722013-06-17 23:54:23 +0000[diff] [blame]455 <td class="full" align="center">Clang 3.3</td>
Richard Smith74aeef52013-04-26 16:15:35 +0000[diff] [blame]456 </tr>
457 <tr>
Richard Smith5db8b282013-04-20 12:47:36 +0000[diff] [blame]458 <td>Return type deduction for normal functions</td>
Richard Smith7fe89622014-02-03 06:58:08 +0000[diff] [blame]459 <td class="full" align="center">Clang 3.4</td>
Richard Smith5db8b282013-04-20 12:47:36 +0000[diff] [blame]460 </tr>
Richard Smith0fa4fce2013-04-20 12:44:32 +0000[diff] [blame]461 <tr>
Richard Smith5db8b282013-04-20 12:47:36 +0000[diff] [blame]462 <td>Initialized lambda captures</td>
Richard Smithf2f6e1142013-05-09 18:53:17 +0000[diff] [blame]463 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3648.html">N3648</a></td>
Richard Smith7fe89622014-02-03 06:58:08 +0000[diff] [blame]464 <td class="full" align="center">Clang 3.4</td>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]465 </tr>
466 <tr>
Richard Smith7898d7b2013-04-20 12:58:57 +0000[diff] [blame]467 <td>Generic lambdas</td>
Richard Smithf2f6e1142013-05-09 18:53:17 +0000[diff] [blame]468 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3649.html">N3649</a></td>
Richard Smith7fe89622014-02-03 06:58:08 +0000[diff] [blame]469 <td class="full" align="center">Clang 3.4</td>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]470 </tr>
471 <tr>
Richard Smith7898d7b2013-04-20 12:58:57 +0000[diff] [blame]472 <td>Variable templates</td>
Richard Smithf2f6e1142013-05-09 18:53:17 +0000[diff] [blame]473 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3651.pdf">N3651</a></td>
Richard Smith7fe89622014-02-03 06:58:08 +0000[diff] [blame]474 <td class="full" align="center">Clang 3.4</td>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]475 </tr>
476 <tr>
Richard Smith7feda2f2013-04-20 12:49:36 +0000[diff] [blame]477 <td>Relaxing requirements on constexpr functions</td>
Richard Smithf2f6e1142013-05-09 18:53:17 +0000[diff] [blame]478 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3652.html">N3652</a></td>
Richard Smith7fe89622014-02-03 06:58:08 +0000[diff] [blame]479 <td class="full" align="center">Clang 3.4</td>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]480 </tr>
481 <tr>
Richard Smith5db8b282013-04-20 12:47:36 +0000[diff] [blame]482 <td>Member initializers and aggregates</td>
Richard Smithf2f6e1142013-05-09 18:53:17 +0000[diff] [blame]483 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3653.html">N3653</a></td>
Richard Smith99247722013-06-17 23:54:23 +0000[diff] [blame]484 <td class="full" align="center">Clang 3.3</td>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]485 </tr>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]486 <tr>
Richard Smithd3a73862013-04-20 12:57:49 +0000[diff] [blame]487 <td>Clarifying memory allocation</td>
Richard Smithf2f6e1142013-05-09 18:53:17 +0000[diff] [blame]488 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3664.html">N3664</a></td>
Richard Smith7fe89622014-02-03 06:58:08 +0000[diff] [blame]489 <td class="full" align="center">Clang 3.4</td>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]490 </tr>
Richard Smith3ca005b2013-09-27 19:11:33 +0000[diff] [blame]491 <tr>
492 <td><tt>[[deprecated]]</tt> attribute</td>
493 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3760.html">N3760</a></td>
Richard Smith7fe89622014-02-03 06:58:08 +0000[diff] [blame]494 <td class="full" align="center">Clang 3.4</td>
Richard Smith3ca005b2013-09-27 19:11:33 +0000[diff] [blame]495 </tr>
496 <tr>
497 <td>Single quotation mark as digit separator</td>
Richard Smith2d1d3ca2013-11-05 08:27:00 +0000[diff] [blame]498 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3781.pdf">N3781</a></td>
Richard Smith7fe89622014-02-03 06:58:08 +0000[diff] [blame]499 <td class="full" align="center">Clang 3.4</td>
Richard Smith3ca005b2013-09-27 19:11:33 +0000[diff] [blame]500 </tr>
501 <tr>
Benjamin Kramer8ba47d02013-09-27 19:35:09 +0000[diff] [blame]502 <td>C++ Sized Deallocation</td>
Richard Smith2d1d3ca2013-11-05 08:27:00 +0000[diff] [blame]503 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3778.html">N3778</a></td>
Richard Smith7fe89622014-02-03 06:58:08 +0000[diff] [blame]504 <td class="full" align="center">Clang 3.4</td>
Richard Smith3ca005b2013-09-27 19:11:33 +0000[diff] [blame]505 </tr>
Richard Smith91725202013-04-19 17:27:48 +0000[diff] [blame]506</table>
507
Richard Smith76b9f232013-11-07 06:41:26 +0000[diff] [blame]508<h2 id="cxx17">C++1z implementation status</h2>
509
Richard Smitha32124a2014-06-20 20:34:03 +0000[diff] [blame]510<p>Clang has <b>highly experimental</b> support for some proposed features of
Richard Smith20f37672014-08-31 04:17:48 +0000[diff] [blame]511the C++ standard following C++14,
Richard Smith76b9f232013-11-07 06:41:26 +0000[diff] [blame]512provisionally named C++1z. The following table describes which C++1z features
513have been implemented in Clang and in which Clang version they became
514available.</p>
515
Richard Smithcf31c6b2014-06-20 20:33:10 +0000[diff] [blame]516<p>Note that support for these features may change or be removed without notice,
517as the draft C++1z standard evolves.</p>
518
Richard Smith76b9f232013-11-07 06:41:26 +0000[diff] [blame]519<p>You can use Clang in C++1z mode with the <code>-std=c++1z</code> option.</p>
Richard Smithcf31c6b2014-06-20 20:33:10 +0000[diff] [blame]520
521<table width="689" border="1" cellspacing="0">
522 <tr>
523 <th>Language Feature</th>
524 <th>C++1z Proposal</th>
525 <th>Available in Clang?</th>
526 </tr>
Richard Smith0f0af192014-11-08 05:07:16 +0000[diff] [blame]527 <!-- Issaquah papers -->
Richard Smithcf31c6b2014-06-20 20:33:10 +0000[diff] [blame]528 <tr>
529 <td><tt>static_assert</tt> with no message</td>
530 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n3928.pdf">N3928</a></td>
Richard Smithee0a49c2014-09-11 17:30:32 +0000[diff] [blame]531 <td class="full" align="center">Clang 3.5</td>
Richard Smithcf31c6b2014-06-20 20:33:10 +0000[diff] [blame]532 </tr>
Richard Smith0f0af192014-11-08 05:07:16 +0000[diff] [blame]533 <!-- Rapperswil papers -->
Richard Smithcf31c6b2014-06-20 20:33:10 +0000[diff] [blame]534 <tr>
535 <td>Disabling trigraph expansion by default</td>
536 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n3981.html">N3981</a></td>
Richard Smithee0a49c2014-09-11 17:30:32 +0000[diff] [blame]537 <td class="full" align="center">Clang 3.5</td>
Richard Smithcf31c6b2014-06-20 20:33:10 +0000[diff] [blame]538 </tr>
539 <tr>
540 <td>Terse range-based for loops</td>
541 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n3994.htm">N3994</a></td>
Richard Smithee0a49c2014-09-11 17:30:32 +0000[diff] [blame]542 <td class="full" align="center">Clang 3.5</td>
Richard Smithcf31c6b2014-06-20 20:33:10 +0000[diff] [blame]543 </tr>
544 <tr>
545 <td><tt>typename</tt> in a template template parameter</td>
546 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4051.html">N4051</a></td>
Richard Smithee0a49c2014-09-11 17:30:32 +0000[diff] [blame]547 <td class="full" align="center">Clang 3.5</td>
Richard Smithcf31c6b2014-06-20 20:33:10 +0000[diff] [blame]548 </tr>
Richard Smith0f0af192014-11-08 05:07:16 +0000[diff] [blame]549 <!-- Urbana papers -->
550 <tr>
551 <td>Fold expressions</td>
Richard Smith3e3a7052014-11-08 06:08:42 +0000[diff] [blame]552 <td><!--<a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4295.html">-->N4295<!--</a>--></td>
553 <td class="svn" align="center">SVN</td>
554 </tr>
555 <tr>
556 <td><tt>u8</tt> character literals</td>
557 <td><!--<a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4267.html">-->N4267<!--</a>--></td>
Richard Smith0f0af192014-11-08 05:07:16 +0000[diff] [blame]558 <td class="svn" align="center">SVN</td>
559 </tr>
Richard Smith13307f52014-11-08 05:37:34 +0000[diff] [blame]560 <tr>
561 <td>Nested namespace definition</td>
Richard Smith3e3a7052014-11-08 06:08:42 +0000[diff] [blame]562 <td><!--<a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4230.html">-->N4230<!--</a>--></td>
Richard Smith13307f52014-11-08 05:37:34 +0000[diff] [blame]563 <td class="svn" align="center">SVN</td>
564 </tr>
Aaron Ballman730476b2014-11-08 15:33:35 +0000[diff] [blame]565 <tr>
566 <td>Attributes for namespaces and enumerators</td>
567 <td><!--<a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4266.html">-->N4266<!--</a>--></td>
568 <td class="svn" align="center">SVN</td>
569 </tr>
Richard Smithcf31c6b2014-06-20 20:33:10 +0000[diff] [blame]570</table>
Richard Smith76b9f232013-11-07 06:41:26 +0000[diff] [blame]571
Richard Smith91e474f2013-11-27 22:58:16 +0000[diff] [blame]572<h2 id="ts">Technical specifications and standing documents</h2>
573
574<p>ISO C++ also publishes a number of documents describing additional language
575and library features that are not part of standard C++. The following table
576describes which language features have been implemented in Clang and in which
577Clang version they became available:</p>
578
579<table width="689" border="1" cellspacing="0">
580 <tr>
581 <th>Document</th>
582 <th>Latest draft</th>
583 <th>Available in Clang?</th>
584 </tr>
585 <tr>
Richard Smith38af8562014-11-12 21:16:38 +0000[diff] [blame]586 <td rowspan="2">SD-6: SG10 feature test recommendations</td>
587 <td rowspan="2"><a href="http://isocpp.org/std/standing-documents/sd-6-sg10-feature-test-recommendations">SD-6</a></td>
588 <td class="full" align="center">
589 Clang 3.4 (<a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3745">N3745</a>)</br>
590 </td>
591 </tr>
592 <tr>
Aaron Ballmana0344c52014-11-14 13:44:02 +0000[diff] [blame^]593 <td class="full" align="center">
594 SVN (<a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4200">N4200</a>)</a>
Richard Smith38af8562014-11-12 21:16:38 +0000[diff] [blame]595 </td>
Richard Smith91e474f2013-11-27 22:58:16 +0000[diff] [blame]596 </tr>
597 <tr>
598 <td>[DRAFT TS] Array extensions (arrays of runtime bound)</td>
599 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3820.html">N3820</a></td>
600 <td class="none" align="center">No</td>
601 </tr>
Richard Smith3a0ed872014-02-15 00:29:00 +0000[diff] [blame]602 <tr>
603 <td>[DRAFT TS] Library fundamentals (invocation type traits)</td>
Richard Smith586cd942014-03-04 20:22:54 +0000[diff] [blame]604 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n3908.html">N3908</a></td>
Richard Smith3a0ed872014-02-15 00:29:00 +0000[diff] [blame]605 <td class="none" align="center">No</td>
606 </tr>
607 <tr>
Richard Smith3a0ed872014-02-15 00:29:00 +0000[diff] [blame]608 <td>[DRAFT TS] Concepts</td>
Richard Smith586cd942014-03-04 20:22:54 +0000[diff] [blame]609 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n3929.pdf">N3929</a></td>
Richard Smith3a0ed872014-02-15 00:29:00 +0000[diff] [blame]610 <td class="none" align="center">No</td>
611 </tr>
Richard Smith91e474f2013-11-27 22:58:16 +0000[diff] [blame]612</table>
613
Cedric Venet084381332009-02-14 20:20:19 +0000[diff] [blame]614</div>
615</body>
616</html>