﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>C++博客-Hallelujah-最新评论</title><link>http://www.cppblog.com/sh19871122/commentsrss.aspx</link><description /><language>zh-cn</language><pubDate>Thu, 28 Apr 2016 09:50:08 GMT</pubDate><lastBuildDate>Thu, 28 Apr 2016 09:50:08 GMT</lastBuildDate><generator>cnblogs</generator><item><title>re: zeromq学习，第一章</title><link>http://www.cppblog.com/sh19871122/archive/2015/07/02/206194.html#211117</link><dc:creator>hg</dc:creator><author>hg</author><pubDate>Thu, 02 Jul 2015 02:12:00 GMT</pubDate><guid>http://www.cppblog.com/sh19871122/archive/2015/07/02/206194.html#211117</guid><description><![CDATA[fjh<img src ="http://www.cppblog.com/sh19871122/aggbug/211117.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sh19871122/" target="_blank">hg</a> 2015-07-02 10:12 <a href="http://www.cppblog.com/sh19871122/archive/2015/07/02/206194.html#211117#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: zeromq学习，第一章[未登录]</title><link>http://www.cppblog.com/sh19871122/archive/2015/01/12/206194.html#209493</link><dc:creator>dd</dc:creator><author>dd</author><pubDate>Mon, 12 Jan 2015 13:51:00 GMT</pubDate><guid>http://www.cppblog.com/sh19871122/archive/2015/01/12/206194.html#209493</guid><description><![CDATA[11<img src ="http://www.cppblog.com/sh19871122/aggbug/209493.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sh19871122/" target="_blank">dd</a> 2015-01-12 21:51 <a href="http://www.cppblog.com/sh19871122/archive/2015/01/12/206194.html#209493#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: Python特殊方法的操作符重载表</title><link>http://www.cppblog.com/sh19871122/archive/2014/04/14/206575.html#206588</link><dc:creator>放屁阿狗 </dc:creator><author>放屁阿狗 </author><pubDate>Mon, 14 Apr 2014 15:33:00 GMT</pubDate><guid>http://www.cppblog.com/sh19871122/archive/2014/04/14/206575.html#206588</guid><description><![CDATA[内置的重载函数，终有一天python会撬动java的阵营<img src ="http://www.cppblog.com/sh19871122/aggbug/206588.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sh19871122/" target="_blank">放屁阿狗 </a> 2014-04-14 23:33 <a href="http://www.cppblog.com/sh19871122/archive/2014/04/14/206575.html#206588#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: 关于关键字volatile使用</title><link>http://www.cppblog.com/sh19871122/archive/2011/06/21/148847.html#149082</link><dc:creator>lugesot</dc:creator><author>lugesot</author><pubDate>Tue, 21 Jun 2011 01:48:00 GMT</pubDate><guid>http://www.cppblog.com/sh19871122/archive/2011/06/21/148847.html#149082</guid><description><![CDATA[volatile会对程序结果产生影响。但(++z) + (++z) + (++z)确实是没有标准的，标准没有定义，这个写法，据说已经公认地被禁止了。也就是说，是很臭的写法。<img src ="http://www.cppblog.com/sh19871122/aggbug/149082.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sh19871122/" target="_blank">lugesot</a> 2011-06-21 09:48 <a href="http://www.cppblog.com/sh19871122/archive/2011/06/21/148847.html#149082#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: 关于关键字volatile使用</title><link>http://www.cppblog.com/sh19871122/archive/2011/06/18/148847.html#148919</link><dc:creator>哈哈爱护的吧</dc:creator><author>哈哈爱护的吧</author><pubDate>Sat, 18 Jun 2011 10:01:00 GMT</pubDate><guid>http://www.cppblog.com/sh19871122/archive/2011/06/18/148847.html#148919</guid><description><![CDATA[你用了C语言里的未定义行为<img src ="http://www.cppblog.com/sh19871122/aggbug/148919.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sh19871122/" target="_blank">哈哈爱护的吧</a> 2011-06-18 18:01 <a href="http://www.cppblog.com/sh19871122/archive/2011/06/18/148847.html#148919#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: 关于关键字volatile使用[未登录]</title><link>http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148863</link><dc:creator>nscboy</dc:creator><author>nscboy</author><pubDate>Fri, 17 Jun 2011 06:53:00 GMT</pubDate><guid>http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148863</guid><description><![CDATA[@airtrack<br>我觉得也是这样.<br>但C++标准没有规定该操作是未定义的.所以大家还可以使用运算符先后顺序进行演算.最后得出一个&quot;正确&quot;的结论.并可以要求编译器支持<br>未定义的表达式为:<br>z = (++z) + (++z) + (++z);<br>这个表达式就仁者见仁,智者见智了.<img src ="http://www.cppblog.com/sh19871122/aggbug/148863.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sh19871122/" target="_blank">nscboy</a> 2011-06-17 14:53 <a href="http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148863#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: 关于关键字volatile使用</title><link>http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148858</link><dc:creator>airtrack</dc:creator><author>airtrack</author><pubDate>Fri, 17 Jun 2011 06:35:00 GMT</pubDate><guid>http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148858</guid><description><![CDATA[“加上volatile关键字后在gcc上就能得到正常的结果了”什么是你想要的正常结果？既然标准既没有规定求值顺序，那你的想要的&quot;正常结果&quot;即使在你使用了某种特殊的方法后得到了，那换了一个编译器之后也不一定就是你想要的。标准没有规定求值顺序，决定权自然是有各个编译器掌握，而gcc自然有权利决定加volatile和不加volatile的结果是否相同。<img src ="http://www.cppblog.com/sh19871122/aggbug/148858.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sh19871122/" target="_blank">airtrack</a> 2011-06-17 14:35 <a href="http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148858#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: 关于关键字volatile使用</title><link>http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148857</link><dc:creator>Hallelujah</dc:creator><author>Hallelujah</author><pubDate>Fri, 17 Jun 2011 06:31:00 GMT</pubDate><guid>http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148857</guid><description><![CDATA[谢谢你的评论，我也认为没有可移植性，但是至少在Linux下用gcc编译器是可行的@天衣有缝<br><img src ="http://www.cppblog.com/sh19871122/aggbug/148857.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sh19871122/" target="_blank">Hallelujah</a> 2011-06-17 14:31 <a href="http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148857#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: 关于关键字volatile使用</title><link>http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148855</link><dc:creator>Hallelujah</dc:creator><author>Hallelujah</author><pubDate>Fri, 17 Jun 2011 06:24:00 GMT</pubDate><guid>http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148855</guid><description><![CDATA[@airtrack<br>肯定的，编译器实现不同，得到了不同的结果，问题是在gcc下，如果不加volatile产生的结果和加上就是不一样<img src ="http://www.cppblog.com/sh19871122/aggbug/148855.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sh19871122/" target="_blank">Hallelujah</a> 2011-06-17 14:24 <a href="http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148855#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: 关于关键字volatile使用</title><link>http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148853</link><dc:creator>airtrack</dc:creator><author>airtrack</author><pubDate>Fri, 17 Jun 2011 05:51:00 GMT</pubDate><guid>http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148853</guid><description><![CDATA[这个跟volatile没关系的，int m = (++z) + (++z) + (++z);这个东西的求值顺序标准没有规定，不同编译器的实现是不同的。<img src ="http://www.cppblog.com/sh19871122/aggbug/148853.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/sh19871122/" target="_blank">airtrack</a> 2011-06-17 13:51 <a href="http://www.cppblog.com/sh19871122/archive/2011/06/17/148847.html#148853#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>