{"id":3888,"date":"2014-02-02T23:39:40","date_gmt":"2014-02-02T14:39:40","guid":{"rendered":"http:\/\/www.vincentina.net\/?p=3888"},"modified":"2014-02-02T23:39:40","modified_gmt":"2014-02-02T14:39:40","slug":"c%e8%a8%80%e8%aa%9e%e3%81%a7%e5%88%86%e3%81%8b%e3%82%89%e3%82%93%e3%81%a8%e3%81%93%e3%81%8c%e3%81%82%e3%81%a3%e3%81%9f%e3%81%ae%e3%81%a7%e3%83%88%e3%83%ac%e3%83%bc%e3%82%b9%e3%81%97%e3%81%a6%e3%81%bf","status":"publish","type":"post","link":"https:\/\/www.vincentina.net\/?p=3888","title":{"rendered":"C\u8a00\u8a9e\u3067\u5206\u304b\u3089\u3093\u3068\u3053\u304c\u3042\u3063\u305f\u306e\u3067\u30c8\u30ec\u30fc\u30b9\u3057\u3066\u307f\u305f\u3089\u3001\u3046\u30fc\u3093\u7d0d\u5f97\u3002"},"content":{"rendered":"<p>\u5e74\u672b\u5e74\u59cb\u3067C\u8a00\u8a9e\u3092\u7fd2\u5f97\u3059\u308b\u4e88\u5b9a\u3060\u3063\u305f\u3051\u3069\u3001\u4e88\u671f\u305b\u306c\u9ad8\u71b1\u306e\u70ba\u306b\u5c11\u3057\u4e88\u5b9a\u3092\u5909\u66f4\u305b\u3056\u308b\u3092\u5f97\u306a\u304b\u3063\u305f\u306e\u3067\u3054\u3056\u30fc\u308b\u3002\u3068\u304b\u306a\u308a\u5927\u3052\u3055\u306b\u66f8\u3044\u3066\u307f\u308b\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3063\u3066\u3053\u3068\u3067\u3001\u57fa\u672c\u304c\u7d42\u308f\u3063\u3066\u3001\u6f14\u7b97\u3001\u30eb\u30fc\u30d7\u3001\u914d\u5217\u3068\u30b9\u30e9\u30b9\u30e9\u3068\uff08\u57fa\u672c\u7684\u306a\u3053\u3068\u3057\u304b\u3057\u3066\u306a\u3044\u304b\u3089\u306d\uff09\u9032\u3093\u3067\u95a2\u6570\u306e\u3068\u3053\u307e\u3067\u9032\u3093\u3060\u3093\u3060\u3051\u3069\u3001\u3069\u3046\u3082\u3088\u304f\u5206\u304b\u3089\u3093\u5f0f\u306b\u906d\u9047\u3057\u305f\u3002<br \/>\n\u3061\u306a\u307f\u306b\u95a2\u6570\u3067\u306f\u306a\u304f\u3066\u3001\u305f\u3060\u306e\u5f0f\u3067\u5206\u304b\u3089\u3093\u3068\u3053\u304c\u51fa\u3066\u304d\u305f\u3002<\/p>\n<p>\u30d0\u30ab\u3067\u60b2\u3057\u3044\u306a\u3042\u3063\u3066\u3053\u3068\u306f\u3053\u306e\u969b\u629c\u304d\u306b\u3057\u3066\u3001\u30c8\u30ec\u30fc\u30b9\u3063\u3066\u3082\u3093\u3092\u521d\u3081\u3066\u3084\u3063\u3066\u307f\u305f\u306e\u3067\u3001\u8f09\u305b\u3066\u307f\u308b\u3002<br \/>\n\u30c8\u30ec\u30fc\u30b9\u3063\u3066\u4f55\u3063\u3066\u3001\u8981\u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u8ffd\u3063\u3066\u307f\u305f\u3060\u3051\u306a\u3093\u304c\u306d\u3002<\/p>\n<p>\u74b0\u5883\u306fScientificLinux\u306egcc\u3067\u3059\u3002\u6559\u6750\u306f\u67f4\u7530\u671b\u6d0b\u3055\u3093\u306e\u5165\u9580\u66f8\u306a\u308a\u3002<br \/>\n\u30c8\u30ec\u30fc\u30b9\u30c4\u30fc\u30eb\u3092\u30b0\u30b0\u3063\u3066\u307f\u305f\u3089gdb\u3068\u3044\u3046\u3082\u306e\u304c\u3042\u308b\u3089\u3057\u3044\u3002<br \/>\nyum\u3067\u5165\u308a\u307e\u3059\u3002sl\u306a\u3089\u3002\u3063\u3064\u304b\u3001G\u304c\u3064\u3044\u3066\u308b\u3057\u3001CentOS\u3084\u3089\u3067\u3082\u591a\u5206\u306a\u3093\u3067\u3082\u3044\u3051\u308b\u3093\u3067\u306a\u3044\u304b\u306a\u3002<\/p>\n<p>\u8b0e\u3060\u3063\u305f\u30bd\u30fc\u30b9\u306f\u3053\u3093\u306a\u611f\u3058\u3002\u4e00\u90e8\u3060\u3051\u306a\u306e\u3067\u5206\u304b\u3089\u306a\u3044\u304b\u3082\u3060\u3051\u3069\u3001\u6b63\u306e\u6570\u3092\u5165\u529b\u3057\u3066\u3001\u305d\u308c\u3092\u307e\u308b\u3063\u3068\u9006\u306b\u3057\u3066\u8868\u793a\u3059\u308b\u3068\u3044\u3046\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u3059\u3002<\/p>\n<pre>\u00a0\u00a0\u00a0 int tmp=0;\r\n\r\n\u00a0\u00a0\u00a0 if (num &gt; 0){\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 do {\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 tmp = tmp * 10 + num % 10;\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 num \/= 10;\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 } while (num &gt; 0);\r\n\u00a0\u00a0\u00a0 }<\/pre>\n<p>\u306a\u305c\uff10\u3092\u4ee3\u5165\u3057\u3066\u8a08\u7b97\u3057\u3066\u308b\u3093\u3060\uff5e\u3063\u3066\u3053\u3068\u304c\u5206\u304b\u3089\u3093\u304b\u3063\u305f\u3002<\/p>\n<pre>\u00a0\u00a0\u00a0 int tmp=0;\r\n\r\n\u00a0\u00a0\u00a0 if (num &gt; 0){\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 do {\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 tmp += num % 10;\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 num \/= 10;\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 } while (num &gt; 0);\r\n\u00a0\u00a0\u00a0 }<\/pre>\n<p>\u3053\u308c\u3067\u3044\u3044\u3093\u3058\u3083\u306a\u3044\u306e\uff1f\u3063\u3066\u601d\u3063\u3066\u3057\u307e\u3063\u305f\u308f\u3051\u3067\u3059\u3002<\/p>\n<p>\u3067\u306f\uff11\u500b\u76ee\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u304b\u3089\u30c8\u30ec\u30fc\u30b9\u3057\u305f\u7d50\u679c\u3092\u8f09\u305b\u3066\u307f\u307e\u3059\u3002<\/p>\n<p>\u30c8\u30ec\u30fc\u30b9\u958b\u59cb\u3057\u307e\u3059\u3002<\/p>\n<pre>[root@localhost program]# gdb a.out\r\nGNU gdb (GDB) Red Hat Enterprise Linux (7.2-60.el6_4.1)\r\nCopyright (C) 2010 Free Software Foundation, Inc.\r\nLicense GPLv3+: GNU GPL version 3 or later &lt;http:\/\/gnu.org\/licenses\/gpl.html&gt;\r\nThis is free software: you are free to change and redistribute it.\r\nThere is NO WARRANTY, to the extent permitted by law.\u00a0 Type \"show copying\"\r\nand \"show warranty\" for details.\r\nThis GDB was configured as \"x86_64-redhat-linux-gnu\".\r\nFor bug reporting instructions, please see:\r\n&lt;http:\/\/www.gnu.org\/software\/gdb\/bugs\/&gt;...\r\nReading symbols from \/root\/program\/a.out...done.<\/pre>\n<p>\u554f\u984c\u306e\u884c\u3067\u6b62\u307e\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<pre>(gdb) break 22\r\nBreakpoint 1 at 0x4005d9: file list6-9.c, line 22.<\/pre>\n<p>\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u52d5\u304b\u3057\u307e\u3059\u3002<\/p>\n<pre>(gdb) run\r\nStarting program: \/root\/program\/a.out\r\n\u6b63\u306e\u6570\u3092\u5165\u308c\u3066\u306d35\r\n\r\nBreakpoint 1, rev_int (num=35) at list6-9.c:22\r\n22\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 tmp = tmp * 10 +\u00a0 num % 10;\r\nMissing separate debuginfos, use: debuginfo-install glibc-2.12-1.132.el6.x86_64<\/pre>\n<p>\u554f\u984c\u306e\u90e8\u5206\u3067\u6b62\u307e\u3063\u3066\u307e\u3059\u3002<br \/>\n\u4eca\u306ftmp\u306b\u5165\u3063\u3066\u308b\u306e\u306f\uff10\u3067\u3059\u3002<\/p>\n<pre>(gdb) print tmp\r\n$1 = 0\r\n(gdb) next\r\n23\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 num \/= 10;<\/pre>\n<p>\u5206\u304b\u308a\u306b\u304f\u3044\u3067\u3059\u304c\u3001\u3055\u3063\u304d\u306e\u5f0f\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001tmp\u306b\uff15\u304c\u5165\u308a\u307e\u3059\u3002\u3053\u3053\u307e\u3067\u306f\u554f\u984c\u306a\u3044\u3067\u3059\u306d\u3002<br \/>\n\uff11\u884c\u3065\u3064\u9032\u3081\u3066\u307f\u307e\u3059\u3002<\/p>\n<pre>(gdb) print tmp\r\n$2 = 5\r\n(gdb) next\r\n24\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 } while (num &gt; 0);\r\n(gdb) print tmp\r\n$3 = 5\r\n(gdb) next\r\n\r\nBreakpoint 1, rev_int (num=3) at list6-9.c:22\r\n22\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 tmp = tmp * 10 +\u00a0 num % 10;\r\n(gdb) print tmp\r\n$4 = 5\r\n(gdb) next\r\n23\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 num \/= 10;<\/pre>\n<p>\u3053\u308c\u3067\u5143\u306e\uff13\uff15\u304b\u3089\uff15\uff13\u306b\u5909\u308f\u308a\u307e\u3057\u305f\u3002<\/p>\n<pre>(gdb) print tmp\r\n$5 = 53<\/pre>\n<p>\u3067\u306f\u3001\u3053\u308c\u3067\u3082\u3044\u3044\u3058\u3083\u306a\u3044\u306e\uff1f\u3063\u3066\u6b21\u601d\u3063\u305f\u65b9\u3067\u30c8\u30ec\u30fc\u30b9\u3057\u307e\u3059\u3002\u3046\u3046\u3001\u3061\u3087\u3063\u3068\u6065\u305a\u304b\u3057\u3044\u3002<\/p>\n<pre>Breakpoint 1, rev_int (num=35) at list6-9.c:22\r\n22\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 tmp += num % 10;\r\nMissing separate debuginfos, use: debuginfo-install glibc-2.12-1.132.el6.x86_64\r\n(gdb) print wmp\r\nNo symbol \"wmp\" in current context.\r\n(gdb) print tmp\r\n$1 = 0\r\n(gdb) next\r\n23\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 num \/= 10;<\/pre>\n<p>\u3046\u3093\u3001\u3053\u3053\u307e\u3067\u306f\u554f\u984c\u306a\u3057\u3002<\/p>\n<pre>\r\n(gdb) print tmp\r\n$2 = 5\r\n(gdb) next\r\n24\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 } while (num &gt; 0);\r\n(gdb) print tmp\r\n$3 = 5\r\n(gdb) next<\/pre>\n<p>\u30eb\u30fc\u30d7\uff5e<\/p>\n<pre>Breakpoint 1, rev_int (num=3) at list6-9.c:22\r\n22\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 tmp += num % 10;\r\n(gdb) print tmp\r\n$4 = 5\r\n(gdb) next\r\n23\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 num \/= 10;<\/pre>\n<p><span style=\"font-size: x-large;\">\u306a\u308b\u307b\u3069\u306d\uff01<\/span>\u3068\u3001\u3053\u3053\u3067\u3084\u3063\u3068\u30fb\u30fb\u30fb\u3002\u6c17\u3065\u304f\u306e\u304c\u9045\u3044\u306b\u3087\u3002\u3070\u3088\u3048\u30fc\u3093\u3002<\/p>\n<pre>(gdb) print tmp\r\n$5 = 8\r\n(gdb)<\/pre>\n<p>\u7d42\u308f\u3063\u305f\u3089\u3001\u306a\u3044\u306a\u3044\u3057\u307e\u3057\u3087\u3046\uff5e\u3002<\/p>\n<pre>\r\n(gdb) quit\r\nA debugging session is active.\r\n\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Inferior 1 [process 6119] will be killed.\r\n\r\nQuit anyway? (y or n) y<\/pre>\n<p>\u3055\u3066\u3055\u3066\u3001\uff12\u5de1\u76ee\u3092\u8003\u3048\u3066\u3084\u3063\u3068\u308f\u304b\u308a\u307e\u3057\u305f\u3068\u3055\u3002<br \/>\n\u306f\u3041\u3001\u3084\u308c\u3084\u308c\u3060\u305c\u3002\u7684\u306a\u3002<\/p>\n<p>\u3042\u308c\u3001\u4eca\u56de\u306f<span style=\"font-size: x-large;\">gdb\u306e\u4f7f\u3044\u65b9<\/span>\u3060\u3063\u3051\uff1f\uff1f<\/p>\n<p>\u306f\u3066\u306a\u30fc\u3002<\/p>\n<p>&nbsp;<\/p>\n<div class='wp_social_bookmarking_light'>        <div class=\"wsbl_twitter\"><a href=\"https:\/\/twitter.com\/share\" class=\"twitter-share-button\" data-url=\"https:\/\/www.vincentina.net\/?p=3888\" data-text=\"C\u8a00\u8a9e\u3067\u5206\u304b\u3089\u3093\u3068\u3053\u304c\u3042\u3063\u305f\u306e\u3067\u30c8\u30ec\u30fc\u30b9\u3057\u3066\u307f\u305f\u3089\u3001\u3046\u30fc\u3093\u7d0d\u5f97\u3002\" data-via=\"TakekenTw\" data-lang=\"ja\">Tweet<\/a><\/div><\/div>\n<br class='wp_social_bookmarking_light_clear' \/>\n","protected":false},"excerpt":{"rendered":"<p>\u5e74\u672b\u5e74\u59cb\u3067C\u8a00\u8a9e\u3092\u7fd2\u5f97\u3059\u308b\u4e88\u5b9a\u3060\u3063\u305f\u3051\u3069\u3001\u4e88\u671f\u305b\u306c\u9ad8\u71b1\u306e\u70ba\u306b\u5c11\u3057\u4e88\u5b9a\u3092\u5909\u66f4\u305b\u3056\u308b\u3092\u5f97\u306a\u304b\u3063\u305f\u306e\u3067\u3054\u3056\u30fc\u308b\u3002\u3068\u304b\u306a\u308a\u5927\u3052\u3055\u306b\u66f8\u3044\u3066\u307f\u308b\u3002 &nbsp; \u3063\u3066\u3053\u3068\u3067\u3001\u57fa\u672c\u304c\u7d42\u308f\u3063\u3066\u3001\u6f14\u7b97\u3001\u30eb\u30fc\u30d7\u3001\u914d\u5217\u3068\u30b9\u30e9\u30b9\u30e9\u3068\uff08\u57fa\u672c\u7684\u306a\u3053 &hellip; <a href=\"https:\/\/www.vincentina.net\/?p=3888\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;C\u8a00\u8a9e\u3067\u5206\u304b\u3089\u3093\u3068\u3053\u304c\u3042\u3063\u305f\u306e\u3067\u30c8\u30ec\u30fc\u30b9\u3057\u3066\u307f\u305f\u3089\u3001\u3046\u30fc\u3093\u7d0d\u5f97\u3002&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[106],"tags":[],"class_list":["post-3888","post","type-post","status-publish","format-standard","hentry","category-programming"],"_links":{"self":[{"href":"https:\/\/www.vincentina.net\/index.php?rest_route=\/wp\/v2\/posts\/3888","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vincentina.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vincentina.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vincentina.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vincentina.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3888"}],"version-history":[{"count":0,"href":"https:\/\/www.vincentina.net\/index.php?rest_route=\/wp\/v2\/posts\/3888\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vincentina.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3888"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vincentina.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3888"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vincentina.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3888"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}