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Issue 866663002: c++11: Allow in-class member initialization (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Add a link to the Google Style Guide Created 5 years, 11 months ago
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1 <!DOCTYPE html> 1 <!DOCTYPE html>
2 <!-- 2 <!--
3 Copyright 2014 The Chromium Authors. All rights reserved. 3 Copyright 2014 The Chromium Authors. All rights reserved.
4 Use of this source code is governed by a BSD-style license that can be 4 Use of this source code is governed by a BSD-style license that can be
5 found in the LICENSE file. 5 found in the LICENSE file.
6 --> 6 -->
7 <html> 7 <html>
8 <head> 8 <head>
9 <meta charset="utf-8"> 9 <meta charset="utf-8">
10 <title>C++11 use in Chromium</title> 10 <title>C++11 use in Chromium</title>
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166 <tr> 166 <tr>
167 <td>Local Types as Template Arguments</td> 167 <td>Local Types as Template Arguments</td>
168 <td></td> 168 <td></td>
169 <td>Allows local and unnamed types as template arguments</td> 169 <td>Allows local and unnamed types as template arguments</td>
170 <td><a href="http://stackoverflow.com/questions/742607/using-local-classes-with- stl-algorithms"> 170 <td><a href="http://stackoverflow.com/questions/742607/using-local-classes-with- stl-algorithms">
171 Local types, types without linkage and unnamed types as template arguments</a></ td> 171 Local types, types without linkage and unnamed types as template arguments</a></ td>
172 <td>Usage should be rare. Approved without discussion.</td> 172 <td>Usage should be rare. Approved without discussion.</td>
173 </tr> 173 </tr>
174 174
175 <tr> 175 <tr>
176 <td>Non-Static Class Member Initializers</td>
177 <td>
178 <code>
179 class C {<br />
180 <i>type</i> <i>var</i> = <i>value</i>;<br/>
181 C() // copy-initializes <i>var</i><br/>
182 </code>
183 <td>Allows non-static class members to be initialized at their definitions (outs ide constructors)</td>
184 <td><a href="http://en.cppreference.com/w/cpp/language/data_members">
185 Non-static data members</a></td>
186 <td><a href="https://google-styleguide.googlecode.com/svn/trunk/cppguide.html#In itialization">Google
187 Style Guide</a>.
188 <a href="https://groups.google.com/a/chromium.org/forum/#!topic/chromium-dev/zqB -DySA4V0">Discussion thread</a>
189 </td>
190 </tr>
191
192 <tr>
176 <td>Null Pointer Constant</td> 193 <td>Null Pointer Constant</td>
177 <td><code>nullptr</code></td> 194 <td><code>nullptr</code></td>
178 <td>Declares a type-safe null pointer</td> 195 <td>Declares a type-safe null pointer</td>
179 <td>TODO: documentation link</td> 196 <td>TODO: documentation link</td>
180 <td>Recommended for new code. 197 <td>Recommended for new code.
181 <a href="https://groups.google.com/a/chromium.org/forum/#!topic/chromium-dev/4mi jeJHzxLg">Discussion thread</a>. 198 <a href="https://groups.google.com/a/chromium.org/forum/#!topic/chromium-dev/4mi jeJHzxLg">Discussion thread</a>.
182 <a href="https://google-styleguide.googlecode.com/svn/trunk/cppguide.html#0_and_ nullptr/NULL">Google Style Guide</a>. 199 <a href="https://google-styleguide.googlecode.com/svn/trunk/cppguide.html#0_and_ nullptr/NULL">Google Style Guide</a>.
183 Note: <code>std::nullptr_t</code> is a library feature and not available. 200 Note: <code>std::nullptr_t</code> is a library feature and not available.
184 </td> 201 </td>
185 </tr> 202 </tr>
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427 444
428 <tr> 445 <tr>
429 <td>Inline Namespaces</td> 446 <td>Inline Namespaces</td>
430 <td><code>inline</code></td> 447 <td><code>inline</code></td>
431 <td>Allows better versioning of namespaces</td> 448 <td>Allows better versioning of namespaces</td>
432 <td><a href="http://en.cppreference.com/w/cpp/language/namespace">Namespaces</a> </td> 449 <td><a href="http://en.cppreference.com/w/cpp/language/namespace">Namespaces</a> </td>
433 <td>Unclear how it will work with components</td> 450 <td>Unclear how it will work with components</td>
434 </tr> 451 </tr>
435 452
436 <tr> 453 <tr>
437 <td>Non-Static Class Member Initializers</td>
438 <td>
439 <code>
440 class C {<br />
441 <i>type</i> <i>var</i> = <i>value</i>;<br/>
442 C() // copy-initializes <i>var</i><br/>
443 </code>
444 <td>Allows non-static class members to be initialized at their definitions (outs ide constructors)</td>
445 <td><a href="http://en.cppreference.com/w/cpp/language/data_members">
446 Non-static data members</a></td>
447 <td><a href="https://groups.google.com/a/chromium.org/forum/#!topic/chromium-dev /zqB-DySA4V0">Discussion thread</a></td>
448 </tr>
449
450 <tr>
451 <td>Union Class Members</td> 454 <td>Union Class Members</td>
452 <td><code>union <i>name</i> { <i>class</i> <i>var</i>}</code></td> 455 <td><code>union <i>name</i> { <i>class</i> <i>var</i>}</code></td>
453 <td>Allows class type members</td> 456 <td>Allows class type members</td>
454 <td><a href="http://en.cppreference.com/w/cpp/language/union"> 457 <td><a href="http://en.cppreference.com/w/cpp/language/union">
455 Union declarations</a></td> 458 Union declarations</a></td>
456 <td></td> 459 <td></td>
457 </tr> 460 </tr>
458 461
459 <tr> 462 <tr>
460 <td>User-Defined Literals</td> 463 <td>User-Defined Literals</td>
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967 </tr> 970 </tr>
968 971
969 </tbody> 972 </tbody>
970 </table> 973 </table>
971 974
972 </details> 975 </details>
973 976
974 </div> 977 </div>
975 </body> 978 </body>
976 </html> 979 </html>
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