blob: 13fa86068d3a5af1940112def533bcd322b3aaeb [file] [log] [blame]
Cedric Venet084381332009-02-14 20:20:191<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
2 "http://www.w3.org/TR/html4/strict.dtd">
3<html>
4<head>
Gabor Greifdd4ddf12009-02-25 15:22:455 <META http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
Richard Smithbadcd982013-05-07 02:55:486 <title>Clang - C++98, C++11, and C++14 Status</title>
Gabor Greifdd4ddf12009-02-25 15:22:457 <link type="text/css" rel="stylesheet" href="menu.css">
8 <link type="text/css" rel="stylesheet" href="content.css">
Cedric Venet084381332009-02-14 20:20:199 <style type="text/css">
Michael J. Spencere73bd642011-11-02 06:29:3710 .none { background-color: #FFCCCC }
Richard Smith452d6b02013-05-04 07:02:1011 .partial { background-color: #FFE0B0 }
Richard Smithb9a7efd2012-02-14 22:39:2312 .svn { background-color: #FFFF99 }
Michael J. Spencere73bd642011-11-02 06:29:3713 .full { background-color: #CCFF99 }
Richard Smith6d244d72012-03-11 03:06:0014 .na { background-color: #DDDDDD }
Richard Smith9deb9d92013-03-12 19:56:0915 span:target { background-color: #FFFFBB; outline: #DDDD55 solid thin; }
Benjamin Kramer1c9e1582011-11-05 10:11:3616 th { background-color: #FFDDAA }
Cedric Venet084381332009-02-14 20:20:1917 </style>
18</head>
19<body>
20
21<!--#include virtual="menu.html.incl"-->
22
23<div id="content">
24
25<!--*************************************************************************-->
Richard Smith91725202013-04-19 17:27:4826<h1>C++98, C++11, and C++14 Support in Clang</h1>
Cedric Venet084381332009-02-14 20:20:1927<!--*************************************************************************-->
Douglas Gregor0799d912009-06-27 19:33:5828<p>Last updated: $Date$</p>
Cedric Venet084381332009-02-14 20:20:1929
Richard Smith18743de2012-02-24 18:42:0830<h2 id="cxx98">C++98 implementation status</h2>
31
Douglas Gregor17aa45d2011-07-21 17:46:1532<p>Clang currently implements all of the ISO C++ 1998 standard
33 (including the defects addressed in the ISO C++ 2003 standard)
Richard Smithbadcd982013-05-07 02:55:4834 except for <tt>export</tt> (which has been removed in C++11)
Douglas Gregor17aa45d2011-07-21 17:46:1535 and is considered a production-quality C++ compiler. The <a
36 href="http://llvm.org/bugs/">LLVM bug tracker</a> contains a Clang
37 C++ component that tracks known Clang C++ bugs.</p>
Douglas Gregorbb26a922010-02-05 23:51:1438
Richard Smith18743de2012-02-24 18:42:0839<h2 id="cxx11">C++11 implementation status</h2>
Chris Lattner6fe37482010-05-21 20:59:4040
Richard Smith25b555a2013-04-19 17:00:3141 <p>Clang implements all of the <a
42 href="http://www.iso.org/iso/iso_catalogue/catalogue_tc/catalogue_detail.htm?csnumber=50372">ISO
43 C++ 2011 standard</a>. The following table describes the Clang version
44 in which each feature became available.</p>
Chris Lattner6fe37482010-05-21 20:59:4045
Richard Smith531c9a02013-03-10 00:11:0046<p>By default, Clang builds C++ code according to the C++98 standard, with many
47C++11 features accepted as extensions. You can use Clang in C++11 mode with the
48<code>-std=c++11</code> option. Clang's C++11 mode can be used
49with <a href="http://libcxx.llvm.org/">libc++</a> or with gcc's libstdc++, but
50patches are needed to make <a href="libstdc++4.4-clang0x.patch">libstdc++-4.4</a>
Richard Smith2ddcbab2012-10-23 00:32:4151work with Clang in C++11 mode. Patches are also needed to make
Richard Smith84b163c2012-10-04 22:23:0752<a href="libstdc++4.6-clang11.patch">libstdc++-4.6</a>,
Richard Smith2ddcbab2012-10-23 00:32:4153and <a href="libstdc++4.7-clang11.patch">libstdc++-4.7</a> work with Clang
Richard Smith25b555a2013-04-19 17:00:3154releases prior to version 3.2 in C++11 mode. <tt>thread_local</tt> support
55currently requires g++-4.8's C++ runtime library.</p>
Jeffrey Yasskincb407572011-03-29 22:27:5056
Cedric Venet084381332009-02-14 20:20:1957<table width="689" border="1" cellspacing="0">
Douglas Gregor1f64b592011-10-14 23:21:4958 <tr>
Benjamin Kramer1c9e1582011-11-05 10:11:3659 <th>Language Feature</th>
Richard Smith18743de2012-02-24 18:42:0860 <th>C++11 Proposal</th>
Benjamin Kramer1c9e1582011-11-05 10:11:3661 <th>Available in Clang?</th>
Douglas Gregor1f64b592011-10-14 23:21:4962 </tr>
63 <tr>
64 <td>Rvalue references</td>
65 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2118.html">N2118</a></td>
Michael J. Spencere73bd642011-11-02 06:29:3766 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:4967 </tr>
68 <tr>
69 <td>&nbsp;&nbsp;&nbsp;&nbsp;Rvalue references for <code>*this</code></td>
70 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2439.htm">N2439</a></td>
Benjamin Kramer1c9e1582011-11-05 10:11:3671 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:4972 </tr>
73 <tr>
74 <td>Initialization of class objects by rvalues</td>
75 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1610.html">N1610</a></td>
Michael J. Spencere73bd642011-11-02 06:29:3776 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:4977 </tr>
78 <tr>
79 <td>Non-static data member initializers</td>
80 <td><a href="http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2008/n2756.htm">N2756</a></td>
Benjamin Kramer1c9e1582011-11-05 10:11:3681 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:4982 </tr>
83 <tr>
84 <td>Variadic templates</td>
85 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2242.pdf">N2242</a></td>
Michael J. Spencere73bd642011-11-02 06:29:3786 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:4987 </tr>
88 <tr>
89 <td>&nbsp;&nbsp;&nbsp;&nbsp;Extending variadic template template parameters</td>
90 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2555.pdf">N2555</a></td>
Michael J. Spencere73bd642011-11-02 06:29:3791 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:4992 </tr>
93 <tr>
94 <td>Initializer lists</td>
95 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2672.htm">N2672</a></td>
Richard Smith607d6312012-05-23 01:38:1196 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:4997 </tr>
98 <tr>
99 <td>Static assertions</td>
100 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1720.html">N1720</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37101 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49102 </tr>
103 <tr>
104 <td><code>auto</code>-typed variables</td>
105 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1984.pdf">N1984</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37106 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49107 </tr>
108 <tr>
109 <td>&nbsp;&nbsp;&nbsp;&nbsp;Multi-declarator <code>auto</code></td>
110 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1737.pdf">N1737</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37111 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49112 </tr>
113 <tr>
114 <td>&nbsp;&nbsp;&nbsp;&nbsp;Removal of auto as a storage-class specifier</td>
115 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2546.htm">N2546</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37116 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49117 </tr>
118 <tr>
119 <td>&nbsp;&nbsp;&nbsp;&nbsp;New function declarator syntax</td>
120 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2541.htm">N2541</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37121 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49122 </tr>
123 <tr>
Douglas Gregor34b2e8b2012-02-23 03:02:32124 <td>Lambda expressions</td>
Douglas Gregor1f64b592011-10-14 23:21:49125 <td><a href="http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2009/n2927.pdf">N2927</a></td>
Richard Smith607d6312012-05-23 01:38:11126 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49127 </tr>
128 <tr>
129 <td>Declared type of an expression</td>
130 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2343.pdf">N2343</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37131 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49132 </tr>
133 <tr>
Douglas Gregor05989622012-04-10 20:00:33134 <td>&nbsp;&nbsp;&nbsp;&nbsp;Incomplete return types</td>
135 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2011/n3276.pdf">N3276</a></td>
Richard Smith607d6312012-05-23 01:38:11136 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor05989622012-04-10 20:00:33137 </tr>
138 <tr>
Douglas Gregor1f64b592011-10-14 23:21:49139 <td>Right angle brackets</td>
140 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1757.html">N1757</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37141 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49142 </tr>
143 <tr>
144 <td>Default template arguments for function templates</td>
145 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#226">DR226</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37146 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49147 </tr>
148 <tr>
149 <td>Solving the SFINAE problem for expressions</td>
150 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2634.html">DR339</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37151 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49152 </tr>
153 <tr>
154 <td>Alias templates</td>
155 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2258.pdf">N2258</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37156 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49157 </tr>
158 <tr>
159 <td>Extern templates</td>
160 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1987.htm">N1987</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37161 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49162 </tr>
163 <tr>
164 <td>Null pointer constant</td>
165 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2431.pdf">N2431</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37166 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49167 </tr>
168 <tr>
169 <td>Strongly-typed enums</td>
170 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2347.pdf">N2347</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37171 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49172 </tr>
173 <tr>
174 <td>Forward declarations for enums</td>
Richard Smith4b38ded2012-03-14 23:13:10175 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2764.pdf">N2764</a>
176 <br><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#1206">DR1206</a></td>
Richard Smith607d6312012-05-23 01:38:11177 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49178 </tr>
179 <tr>
180 <td>Generalized attributes</td>
181 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2761.pdf">N2761</a></td>
Richard Smithbadcd982013-05-07 02:55:48182 <td class="svn" align="center">Clang 3.3 <a href="#n2761">(1)</a></td>
Douglas Gregor1f64b592011-10-14 23:21:49183 </tr>
184 <tr>
185 <td>Generalized constant expressions</td>
186 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2235.pdf">N2235</a></td>
Richard Smith607d6312012-05-23 01:38:11187 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49188 </tr>
189 <tr>
190 <td>Alignment support</td>
191 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2341.pdf">N2341</a></td>
Richard Smithbadcd982013-05-07 02:55:48192 <td class="svn" align="center">Clang 3.3</td>
Douglas Gregor1f64b592011-10-14 23:21:49193 </tr>
194 <!-- Skipped N1627: Conditionally-support behavior -->
195 <!-- Skipped N1727: Changing Undefined Behavior into Diagnosable Errors -->
196 <tr>
197 <td>Delegating constructors</td>
198 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1986.pdf">N1986</a></td>
Benjamin Kramer1c9e1582011-11-05 10:11:36199 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49200 </tr>
201 <tr>
202 <td>Inheriting constructors</td>
203 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2540.htm">N2540</a></td>
Richard Smithbadcd982013-05-07 02:55:48204 <td class="svn" align="center">Clang 3.3</td>
Douglas Gregor1f64b592011-10-14 23:21:49205 </tr>
206 <tr>
207 <td>Explicit conversion operators</td>
208 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2437.pdf">N2437</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37209 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49210 </tr>
211 <tr>
212 <td>New character types</td>
213 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2249.html">N2249</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37214 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49215 </tr>
216 <tr>
217 <td>Unicode string literals</td>
218 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2442.htm">N2442</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37219 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49220 </tr>
221 <tr>
222 <td>Raw string literals</td>
223 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2442.htm">N2442</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37224 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49225 </tr>
226 <tr>
Richard Smith2a70e652012-03-09 22:27:51227 <td>Universal character names in literals</td>
Douglas Gregor1f64b592011-10-14 23:21:49228 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2170.html">N2170</a></td>
Richard Smith607d6312012-05-23 01:38:11229 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49230 </tr>
231 <tr>
232 <td>User-defined literals</td>
233 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2765.pdf">N2765</a></td>
Richard Smith607d6312012-05-23 01:38:11234 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49235 </tr>
236 <tr>
237 <td>Standard Layout Types</td>
238 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2342.htm">N2342</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37239 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49240 </tr>
241 <tr>
Douglas Gregor7ff1e7e2011-10-28 19:44:09242 <td>Defaulted functions</td>
243 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2346.htm">N2346</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37244 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor7ff1e7e2011-10-28 19:44:09245 </tr>
246 <tr>
247 <td>Deleted functions</td>
Douglas Gregor1f64b592011-10-14 23:21:49248 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2346.htm">N2346</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37249 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49250 </tr>
251 <tr>
252 <td>Extended friend declarations</td>
253 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1791.pdf">N1791</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37254 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49255 </tr>
256 <tr>
257 <td>Extending <code>sizeof</code></td>
Richard Smith4e837622012-02-24 18:37:14258 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2253.html">N2253</a>
259 <br><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#850">DR850</a></td>
Richard Smith607d6312012-05-23 01:38:11260 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49261 </tr>
262 <tr>
263 <td>Inline namespaces</td>
264 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2535.htm">N2535</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37265 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49266 </tr>
267 <tr>
268 <td>Unrestricted unions</td>
269 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2544.pdf">N2544</a></td>
Richard Smith607d6312012-05-23 01:38:11270 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49271 </tr>
272 <tr>
273 <td>Local and unnamed types as template arguments</td>
274 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2657.htm">N2657</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37275 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49276 </tr>
277 <tr>
278 <td>Range-based for</td>
279 <td><a href="http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2009/n2930.html">N2930</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37280 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49281 </tr>
282 <tr>
283 <td>Explicit virtual overrides</td>
284 <td><a href="http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2009/n2928.htm">N2928</a>
Richard Smith4e837622012-02-24 18:37:14285 <br><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2010/n3206.htm">N3206</a>
286 <br><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2011/n3272.htm">N3272</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37287 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49288 </tr>
289 <tr>
290 <td>Minimal support for garbage collection and reachability-based leak detection</td>
291 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2670.htm">N2670</a></td>
Richard Smith6d244d72012-03-11 03:06:00292 <td class="na" align="center">N/A</td>
Douglas Gregor1f64b592011-10-14 23:21:49293 </tr>
294 <tr>
295 <td>Allowing move constructors to throw [noexcept]</td>
David Blaikie50361612011-11-02 15:13:40296 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2010/n3050.html">N3050</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37297 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49298 </tr>
299 <tr>
300 <td>Defining move special member functions</td>
David Blaikie50361612011-11-02 15:13:40301 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2010/n3053.html">N3053</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37302 <td class="full" align="center">Clang 3.0</td>
Douglas Gregor1f64b592011-10-14 23:21:49303 </tr>
Cedric Venet084381332009-02-14 20:20:19304
Douglas Gregor1f64b592011-10-14 23:21:49305 <tr class="separator">
Benjamin Kramer1c9e1582011-11-05 10:11:36306 <th align="center" colspan="3">Concurrency</th>
Douglas Gregor1f64b592011-10-14 23:21:49307 </tr>
308 <tr>
309 <td>Sequence points</td>
310 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2239.html">N2239</a></td>
Richard Smithbadcd982013-05-07 02:55:48311 <td class="svn" align="center">Clang 3.3</td>
Douglas Gregor1f64b592011-10-14 23:21:49312 </tr>
313 <tr>
314 <td>Atomic operations</td>
315 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2427.html">N2427</a></td>
Richard Smith607d6312012-05-23 01:38:11316 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49317 </tr>
318 <tr>
319 <td>Strong Compare and Exchange</td>
320 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2748.html">N2748</a></td>
Richard Smith9deb9d92013-03-12 19:56:09321 <td class="full" align="center">Clang 3.1 <a href="#n2748">(2)</a></td>
Douglas Gregor1f64b592011-10-14 23:21:49322 </tr>
323 <tr>
324 <td>Bidirectional Fences</td>
325 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2752.htm">N2752</a></td>
Richard Smith607d6312012-05-23 01:38:11326 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49327 </tr>
Douglas Gregor6b6e0822010-12-21 05:43:31328
Douglas Gregor1f64b592011-10-14 23:21:49329 <tr>
330 <td>Memory model</td>
331 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2429.htm">N2429</a></td>
Richard Smithbc4fc772013-01-29 04:55:18332 <td class="full" align="center">Clang 3.2</td>
Douglas Gregor1f64b592011-10-14 23:21:49333 </tr>
334 <tr>
335 <td>Data-dependency ordering: atomics and memory model</td>
336 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2664.htm">N2664</a></td>
Richard Smith9deb9d92013-03-12 19:56:09337 <td class="full" align="center">Clang 3.2 <a href="#n2664">(3)</a></td>
Douglas Gregor1f64b592011-10-14 23:21:49338 </tr>
339 <tr>
340 <td>Propagating exceptions</td>
341 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2179.html">N2179</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37342 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49343 </tr>
344 <tr>
345 <td>Abandoning a process and at_quick_exit</td>
346 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2440.htm">N2440</a></td>
Richard Smithd3b64872012-04-13 01:02:19347 <td class="na" align="center">N/A</td>
Douglas Gregor1f64b592011-10-14 23:21:49348 </tr>
349 <tr>
350 <td>Allow atomics use in signal handlers</td>
351 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2547.htm">N2547</a></td>
Richard Smith607d6312012-05-23 01:38:11352 <td class="full" align="center">Clang 3.1</td>
Douglas Gregor1f64b592011-10-14 23:21:49353 </tr>
354 <tr>
355 <td>Thread-local storage</td>
356 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2659.htm">N2659</a></td>
Richard Smithbadcd982013-05-07 02:55:48357 <td class="svn" align="center">Clang 3.3</td>
Douglas Gregor1f64b592011-10-14 23:21:49358 </tr>
359 <tr>
360 <td>Dynamic initialization and destruction with concurrency</td>
361 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2660.htm">N2660</a></td>
Richard Smith537a8342013-02-22 09:31:00362 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49363 </tr>
Cedric Venet084381332009-02-14 20:20:19364
Douglas Gregor1f64b592011-10-14 23:21:49365 <tr class="separator">
Richard Smith18743de2012-02-24 18:42:08366 <th align="center" colspan="3">C99 Features in C++11</th>
Douglas Gregor1f64b592011-10-14 23:21:49367 </tr>
368 <tr>
369 <td><code>__func__</code> predefined identifier</td>
370 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2340.htm">N2340</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37371 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49372 </tr>
373 <tr>
374 <td>C99 preprocessor</td>
375 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2004/n1653.htm">N1653</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37376 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49377 </tr>
378 <tr>
379 <td><code>long long</code></td>
380 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1811.pdf">N1811</a></td>
Michael J. Spencere73bd642011-11-02 06:29:37381 <td class="full" align="center">Clang 2.9</td>
Douglas Gregor1f64b592011-10-14 23:21:49382 </tr>
383 <tr>
384 <td>Extended integral types</td>
385 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1988.pdf">N1988</a></td>
Richard Smith8024ee52013-03-18 21:44:56386 <td class="na" align="center">N/A <a href="#n1988">(4)</a></td>
Douglas Gregor1f64b592011-10-14 23:21:49387 </tr>
Cedric Venet084381332009-02-14 20:20:19388</table>
Richard Smith9deb9d92013-03-12 19:56:09389
390<p>
391<span id="n2761">(1): The <code>[[carries_dependency]]</code> attribute
Richard Smith38546ed2013-03-18 21:57:52392has no effect.</span><br>
Richard Smith9deb9d92013-03-12 19:56:09393<span id="n2748">(2): All compare-exchange operations are emitted as
Richard Smith38546ed2013-03-18 21:57:52394strong compare-exchanges.</span><br>
Richard Smith9deb9d92013-03-12 19:56:09395<span id="n2664">(3): <code>memory_order_consume</code> is lowered to
Richard Smith38546ed2013-03-18 21:57:52396<code>memory_order_acquire</code>.</span><br>
Richard Smith8024ee52013-03-18 21:44:56397<span id="n1988">(4): <code>__int128</code> is not treated as an extended
398integer type, because changing <code>intmax_t</code> would be an
399ABI-incompatible change.</span>
Richard Smith9deb9d92013-03-12 19:56:09400</p>
401
Richard Smith91725202013-04-19 17:27:48402<h2 id="cxx14">C++1y implementation status</h2>
403
404<p>Clang is introducing support for the upcoming C++ language standard,
405provisionally named C++1y. The following table describes which C++1y features
406have been implemented in Clang and in which Clang version they became
407available.</p>
408
Richard Smithbadcd982013-05-07 02:55:48409<p>You can use Clang in C++1y mode with the <code>-std=c++1y</code> option.</p>
Richard Smith4cf9a1e2013-04-20 13:22:50410
Richard Smith91725202013-04-19 17:27:48411<table width="689" border="1" cellspacing="0">
412 <tr>
413 <th>Language Feature</th>
414 <th>C++1y Proposal</th>
415 <th>Available in Clang?</th>
416 </tr>
417 <tr>
418 <td>Tweak to certain C++ contextual conversions</td>
419 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3323.pdf">N3323</a></td>
420 <td class="none" align="center">No</td>
421 </tr>
422 <tr>
Richard Smith0fa4fce2013-04-20 12:44:32423 <td>Binary literals</td>
Richard Smith91725202013-04-19 17:27:48424 <td><a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3472.pdf">N3472</a></td>
Richard Smithc5c27f22013-04-19 20:47:20425 <td class="full" align="center">Yes</td>
Richard Smith91725202013-04-19 17:27:48426 </tr>
427 <tr>
Richard Smith74aeef52013-04-26 16:15:35428 <td>decltype(auto)</td>
Richard Smithbadcd982013-05-07 02:55:48429 <td rowspan=2 style="vertical-align:middle"><a href="http://isocpp.org/files/papers/N3638.html">N3638</a></td>
430 <td class="svn" align="center">Clang 3.3</td>
Richard Smith74aeef52013-04-26 16:15:35431 </tr>
432 <tr>
Richard Smith5db8b282013-04-20 12:47:36433 <td>Return type deduction for normal functions</td>
Richard Smith452d6b02013-05-04 07:02:10434 <td class="partial" align="center">Partial</td>
Richard Smith5db8b282013-04-20 12:47:36435 </tr>
436 <tr>
Richard Smith33089cb2013-04-20 13:20:33437 <td>Runtime-sized arrays with automatic storage duration</td>
Richard Smithbadcd982013-05-07 02:55:48438 <td><a href="http://isocpp.org/files/papers/N3639.html">N3639</a></td>
Richard Smith452d6b02013-05-04 07:02:10439 <td class="partial" align="center">Partial</td>
Richard Smith0fa4fce2013-04-20 12:44:32440 </tr>
441 <tr>
Richard Smith5db8b282013-04-20 12:47:36442 <td>Initialized lambda captures</td>
Richard Smithbadcd982013-05-07 02:55:48443 <td><a href="http://isocpp.org/files/papers/N3648.html">N3648</a></td>
Richard Smith91725202013-04-19 17:27:48444 <td class="none" align="center">No</td>
445 </tr>
446 <tr>
Richard Smith7898d7b2013-04-20 12:58:57447 <td>Generic lambdas</td>
Richard Smithbadcd982013-05-07 02:55:48448 <td><a href="http://isocpp.org/files/papers/N3649.html">N3649</a></td>
Richard Smithfa7a7b42013-05-04 07:12:37449 <td class="partial" align="center">
450 No [<a href="https://github.com/faisalv/clang-glambda">WIP</a>]</td>
Richard Smith91725202013-04-19 17:27:48451 </tr>
452 <tr>
Richard Smith7898d7b2013-04-20 12:58:57453 <td>Variable templates</td>
Richard Smithbadcd982013-05-07 02:55:48454 <td><a href="http://isocpp.org/files/papers/N3651.pdf">N3651</a></td>
Richard Smith91725202013-04-19 17:27:48455 <td class="none" align="center">No</td>
456 </tr>
457 <tr>
Richard Smith7feda2f2013-04-20 12:49:36458 <td>Relaxing requirements on constexpr functions</td>
Richard Smithbadcd982013-05-07 02:55:48459 <td><a href="http://isocpp.org/files/papers/N3652.html">N3652</a></td>
Richard Smith452d6b02013-05-04 07:02:10460 <td class="partial" align="center">Partial</td>
Richard Smith91725202013-04-19 17:27:48461 </tr>
462 <tr>
Richard Smith5db8b282013-04-20 12:47:36463 <td>Member initializers and aggregates</td>
Richard Smithbadcd982013-05-07 02:55:48464 <td><a href="http://isocpp.org/files/papers/N3653.html">N3653</a></td>
465 <td class="svn" align="center">Clang 3.3</td>
Richard Smith91725202013-04-19 17:27:48466 </tr>
Richard Smith91725202013-04-19 17:27:48467 <tr>
Richard Smithd3a73862013-04-20 12:57:49468 <td>Clarifying memory allocation</td>
Richard Smithbadcd982013-05-07 02:55:48469 <td><!--<a href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3664.html">-->N3664<!--</a>--></td>
Richard Smithfa7a7b42013-05-04 07:12:37470 <td class="full" align="center">Yes</td>
Richard Smith91725202013-04-19 17:27:48471 </tr>
472</table>
473
Cedric Venet084381332009-02-14 20:20:19474</div>
475</body>
476</html>