{"id":1721,"date":"2025-03-24T08:50:05","date_gmt":"2025-03-23T23:50:05","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=1721"},"modified":"2025-03-24T08:50:05","modified_gmt":"2025-03-23T23:50:05","slug":"%e3%80%90%e4%bf%9d%e5%ad%98%e7%89%88%e3%80%91cassert%e3%81%a7%e5%ae%9f%e7%8f%be%e3%81%99%e3%82%8b%e6%9f%94%e8%bb%9f%e3%81%aa%e3%82%b3%e3%83%bc%e3%83%89%e8%a8%ad%e8%a8%88%e3%81%a8%e5%8a%b9%e7%8e%87","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=1721","title":{"rendered":"\u3010\u4fdd\u5b58\u7248\u3011C++assert\u3067\u5b9f\u73fe\u3059\u308b\u67d4\u8edf\u306a\u30b3\u30fc\u30c9\u8a2d\u8a08\u3068\u52b9\u7387\u7684\u306a\u30c7\u30d0\u30c3\u30b0 \u301c\u73fe\u5834\u3067\u4f7f\u3048\u308b7\u3064\u306e\u5b9f\u8df5\u30c6\u30af\u30cb\u30c3\u30af\u301c"},"content":{"rendered":"\n<div class=\"toc\"><br \/>\n<b>Warning<\/b>:  Undefined array key \"is_admin\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>116<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_category_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>121<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>128<\/b><br \/>\n    <div id=\"toc_container\" class=\"sgb-toc--bullets js-smooth-scroll\" data-dialog-title=\"\u76ee\u6b21\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <a href=\"#i-0\">C++assert\u3068\u306f\uff1f\u30a8\u30e9\u30fc\u691c\u51fa\u306e\u5f37\u529b\u306a\u5473\u65b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">assert\u306e\u57fa\u672c\u7684\u306a\u4ed5\u7d44\u307f\u3068\u52d5\u4f5c\u539f\u7406\u3092\u7406\u89e3\u3059\u308b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-2\">NDEBUG\u30de\u30af\u30ed\u3068assert\u306e\u95a2\u4fc2\u6027\u3092\u8a8d\u8b58\u3059\u308b<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-3\">assert \u3092\u4f7f\u7528\u3059\u308b\u610f\u7fa9\u3068\u30e1\u30ea\u30c3\u30c8<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-4\">\u30d0\u30b0\u306e\u65e9\u671f\u767a\u898b\u3067\u30c7\u30d0\u30c3\u30b0\u5de5\u6570\u3092\u5927\u5e45\u306b\u30ab\u30c3\u30c8<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-5\">\u5b9f\u884c\u6642\u30c1\u30a7\u30c3\u30af\u3067\u4e88\u671f\u305b\u306c\u52d5\u4f5c\u3092\u9632\u3050<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-6\">\u73fe\u5834\u3067\u4f7f\u3048\u308bassert\u306e\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-7\">\u30dd\u30a4\u30f3\u30bf\u306eNull\u691c\u8a3c\u3067\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3059\u308b<\/a>      <\/li>      <li>        <a href=\"#i-8\">\u95a2\u6570\u306e\u4e8b\u524d\u6761\u4ef6\u30fb\u4e8b\u5f8c\u6761\u4ef6\u3092\u660e\u78ba\u306b\u3059\u308b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-9\">\u914d\u5217\u5883\u754c\u30c1\u30a7\u30c3\u30af\u3067\u610f\u56f3\u7684\u3067\u306a\u3044\u30a2\u30af\u30bb\u30b9\u3092\u9632\u3050<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-10\">assert\u306e\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u3068\u6ce8\u610f\u70b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-11\">\u526f\u4f5c\u7528\u3092\u542b\u3080assert\u306f\u907f\u3051\u308b\u3079\u304d\u7406\u7531<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-12\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff\u3092\u8003\u616e\u3057\u305f\u4f7f\u7528\u65b9\u6cd5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-13\">\u30ab\u30b9\u30bf\u30e0assert\u95a2\u6570\u306e\u5b9f\u88c5\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-14\">\u8a73\u7d30\u306a\u30a8\u30e9\u30fc\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308bassert\u95a2\u6570\u306e\u4f5c\u6210<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-15\">\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u6700\u9069\u5316\u3055\u308c\u305fassert\u95a2\u6570\u306e\u8a2d\u8a08<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-16\">\u5b9f\u8df5\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u30c6\u30af\u30cb\u30c3\u30af<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-17\">assert\u3068\u30c7\u30d0\u30c3\u30ac\u30fc\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u52b9\u7387\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u624b\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-18\">\u30ed\u30b0\u51fa\u529b\u3068\u9023\u643a\u3057\u305f\u30a8\u30e9\u30fc\u8ffd\u8de1\u306e\u5b9f\u88c5<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-19\">assert\u3092\u6d3b\u7528\u3057\u305f\u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-20\">\u5358\u4f53\u30c6\u30b9\u30c8\u3067assert\u3092\u52b9\u679c\u7684\u306b\u4f7f\u7528\u3059\u308b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-21\">\u5951\u7d04\u306b\u3088\u308b\u8a2d\u8a08\u3068assert\u306e\u76f8\u4e57\u52b9\u679c\u3092\u6d3b\u304b\u3059<\/a>      <\/li>    <\/ul>  <\/li><\/ul>\n      <a href=\"#\" class=\"sgb-toc-button js-toc-button\" rel=\"nofollow\" data-open-dialog=\"true\"><i class=\"fa fa-list\"><\/i><span class=\"sgb-toc-button__text\">\u76ee\u6b21\u3078<\/span><\/a>\n    <\/div><\/div><h2 class=\"wp-block-heading\" id=\"i-0\">C++assert\u3068\u306f\uff1f\u30a8\u30e9\u30fc\u691c\u51fa\u306e\u5f37\u529b\u306a\u5473\u65b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">assert\u306e\u57fa\u672c\u7684\u306a\u4ed5\u7d44\u307f\u3068\u52d5\u4f5c\u539f\u7406\u3092\u7406\u89e3\u3059\u308b<\/h3>\n\n\n\n<p>C++\u306eassert\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u5185\u3067\u60f3\u5b9a\u3055\u308c\u308b\u6761\u4ef6\u304c\u6e80\u305f\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u691c\u8a3c\u3059\u308b\u5f37\u529b\u306a\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb\u3067\u3059\u3002<code>&lt;cassert&gt;<\/code>\u30d8\u30c3\u30c0\u30fc\u3067\u63d0\u4f9b\u3055\u308c\u308b\u3053\u306e\u30de\u30af\u30ed\u306f\u3001\u6761\u4ef6\u5f0f\u304c\u507d\u306e\u5834\u5408\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5373\u5ea7\u306b\u7d42\u4e86\u3055\u305b\u3001\u554f\u984c\u306e\u7b87\u6240\u3092\u958b\u767a\u8005\u306b\u901a\u77e5\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u57fa\u672c\u7684\u306a\u4f7f\u7528\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;cassert&gt;\n#include &lt;vector&gt;\n\nvoid processData(const std::vector&lt;int&gt;&amp; data) {\n    \/\/ \u30c7\u30fc\u30bf\u304c\u7a7a\u3067\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\n    assert(!data.empty());  \/\/ \u30c7\u30fc\u30bf\u304c\u7a7a\u306e\u5834\u5408\u3001\u3053\u3053\u3067\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u505c\u6b62\n\n    \/\/ \u51e6\u7406\u3092\u7d9a\u884c...\n}<\/pre>\n\n\n\n<p>assert\u304c\u767a\u751f\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u60c5\u5831\u304c\u63d0\u4f9b\u3055\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a1\u30a4\u30eb\u540d<\/li>\n\n\n\n<li>\u884c\u756a\u53f7<\/li>\n\n\n\n<li>\u5931\u6557\u3057\u305f\u6761\u4ef6\u5f0f<\/li>\n\n\n\n<li>\u30ab\u30b9\u30bf\u30e0\u30e1\u30c3\u30bb\u30fc\u30b8\uff08\u5b9f\u88c5\u306b\u3088\u3063\u3066\u7570\u306a\u308b\uff09<\/li>\n<\/ul>\n\n\n\n<p>assert\u306e\u4e3b\u306a\u7279\u5fb4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30d0\u30c3\u30b0\u30d3\u30eb\u30c9\u3067\u306e\u307f\u6709\u52b9<\/li>\n\n\n\n<li>\u5b9f\u884c\u6642\u306e\u30a8\u30e9\u30fc\u691c\u51fa<\/li>\n\n\n\n<li>\u30bc\u30ed\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u62bd\u8c61\u5316\uff08\u30ea\u30ea\u30fc\u30b9\u30d3\u30eb\u30c9\u3067\u5b8c\u5168\u306b\u9664\u53bb\u53ef\u80fd\uff09<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">NDEBUG\u30de\u30af\u30ed\u3068assert\u306e\u95a2\u4fc2\u6027\u3092\u8a8d\u8b58\u3059\u308b<\/h3>\n\n\n\n<p>NDEBUG\u30de\u30af\u30ed\u306f\u3001assert\u306e\u52d5\u4f5c\u3092\u5236\u5fa1\u3059\u308b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002\u3053\u306e\u30de\u30af\u30ed\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u306b\u3088\u3063\u3066\u3001assert\u306e\u632f\u308b\u821e\u3044\u304c\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;cassert&gt;\n\nvoid example() {\n    int x = -1;\n\n    #ifdef NDEBUG\n    \/\/ \u30ea\u30ea\u30fc\u30b9\u30d3\u30eb\u30c9\uff1aassert\u306f\u7121\u52b9\u5316\u3055\u308c\u308b\n    #else\n    \/\/ \u30c7\u30d0\u30c3\u30b0\u30d3\u30eb\u30c9\uff1aassert\u304c\u6709\u52b9\n    assert(x &gt;= 0);  \/\/ \u3053\u306e\u6761\u4ef6\u304c\u507d\u306e\u305f\u3081\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u505c\u6b62\n    #endif\n}<\/pre>\n\n\n\n<p>assert\u3068NDEBUG\u306e\u95a2\u4fc2\u306b\u3064\u3044\u3066\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306e\u52d5\u4f5c<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>NDEBUG\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u5834\u5408\uff1a\u3059\u3079\u3066\u306eassert\u304c\u7121\u52b9\u5316<\/li>\n\n\n\n<li>NDEBUG\u304c\u672a\u5b9a\u7fa9\u306e\u5834\u5408\uff1aassert\u304c\u901a\u5e38\u901a\u308a\u6a5f\u80fd<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   void performanceExample(int* ptr) {\n       \/\/ \u30ea\u30ea\u30fc\u30b9\u30d3\u30eb\u30c9\u3067\u306f\u3001\u3053\u306e\u95a2\u6570\u547c\u3073\u51fa\u3057\u306f\u5b8c\u5168\u306b\u9664\u53bb\u3055\u308c\u308b\n       assert(ptr != nullptr);\n\n       \/\/ \u5b9f\u969b\u306e\u51e6\u7406\n       *ptr = 42;\n   }<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30c7\u30d0\u30c3\u30b0\u3068\u30ea\u30ea\u30fc\u30b9\u306e\u5207\u308a\u66ff\u3048<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30d0\u30c3\u30b0\u30d3\u30eb\u30c9\uff1a\u8a73\u7d30\u306a\u30a8\u30e9\u30fc\u30c1\u30a7\u30c3\u30af<\/li>\n\n\n\n<li>\u30ea\u30ea\u30fc\u30b9\u30d3\u30eb\u30c9\uff1a\u6700\u9069\u5316\u3055\u308c\u305f\u30b3\u30fc\u30c9<\/li>\n<\/ul>\n\n\n\n<p>\u5b9f\u8df5\u7684\u306aassert\u306e\u4f7f\u7528\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;cassert&gt;\n#include &lt;vector&gt;\n#include &lt;string&gt;\n\nclass UserManager {\npublic:\n    void addUser(const std::string&amp; username) {\n        \/\/ \u4e8b\u524d\u6761\u4ef6\u306e\u691c\u8a3c\n        assert(!username.empty());  \/\/ \u30e6\u30fc\u30b6\u30fc\u540d\u304c\u7a7a\u3067\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\n        assert(users_.size() &lt; MAX_USERS);  \/\/ \u30e6\u30fc\u30b6\u30fc\u6570\u306e\u4e0a\u9650\u30c1\u30a7\u30c3\u30af\n\n        users_.push_back(username);\n\n        \/\/ \u4e8b\u5f8c\u6761\u4ef6\u306e\u691c\u8a3c\n        assert(users_.back() == username);  \/\/ \u8ffd\u52a0\u304c\u6b63\u3057\u304f\u884c\u308f\u308c\u305f\u3053\u3068\u3092\u78ba\u8a8d\n    }\n\nprivate:\n    static const size_t MAX_USERS = 1000;\n    std::vector&lt;std::string&gt; users_;\n};<\/pre>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001assert\u306f\u958b\u767a\u4e2d\u306e\u30a8\u30e9\u30fc\u691c\u51fa\u3068\u30c7\u30d0\u30c3\u30b0\u306b\u975e\u5e38\u306b\u6709\u7528\u306a\u30c4\u30fc\u30eb\u3068\u306a\u308a\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001assert\u3092\u4f7f\u7528\u3059\u308b\u5177\u4f53\u7684\u306a\u30e1\u30ea\u30c3\u30c8\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-3\">assert \u3092\u4f7f\u7528\u3059\u308b\u610f\u7fa9\u3068\u30e1\u30ea\u30c3\u30c8<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-4\">\u30d0\u30b0\u306e\u65e9\u671f\u767a\u898b\u3067\u30c7\u30d0\u30c3\u30b0\u5de5\u6570\u3092\u5927\u5e45\u306b\u30ab\u30c3\u30c8<\/h3>\n\n\n\n<p>assert\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u958b\u767a\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3051\u308b\u69d8\u3005\u306a\u554f\u984c\u3092\u65e9\u671f\u306b\u767a\u898b\u3057\u3001\u4fee\u6b63\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u5177\u4f53\u7684\u306a\u4f8b\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class ImageProcessor {\npublic:\n    void processImage(const uint8_t* imageData, size_t width, size_t height) {\n        \/\/ \u5165\u529b\u30c7\u30fc\u30bf\u306e\u59a5\u5f53\u6027\u30c1\u30a7\u30c3\u30af\n        assert(imageData != nullptr);\n        assert(width &gt; 0 &amp;&amp; height &gt; 0);\n        assert(width &lt;= MAX_IMAGE_WIDTH &amp;&amp; height &lt;= MAX_IMAGE_HEIGHT);\n\n        \/\/ \u3053\u308c\u3089\u306eassert\u306b\u3088\u3063\u3066\u3001\u4ee5\u4e0b\u306e\u554f\u984c\u3092\u65e9\u671f\u306b\u767a\u898b\u3067\u304d\u307e\u3059\uff1a\n        \/\/ - null\u30dd\u30a4\u30f3\u30bf\u306e\u8aa4\u3063\u305f\u6e21\u3057\u65b9\n        \/\/ - \u4e0d\u6b63\u306a\u30a4\u30e1\u30fc\u30b8\u30b5\u30a4\u30ba\n        \/\/ - \u5883\u754c\u5024\u306e\u554f\u984c\n\n        \/\/ \u753b\u50cf\u51e6\u7406\u306e\u5b9f\u88c5...\n    }\n\nprivate:\n    static const size_t MAX_IMAGE_WIDTH = 8192;\n    static const size_t MAX_IMAGE_HEIGHT = 8192;\n};<\/pre>\n\n\n\n<p>assert\u306b\u3088\u308b\u30d0\u30b0\u65e9\u671f\u767a\u898b\u306e\u30e1\u30ea\u30c3\u30c8\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30d0\u30c3\u30b0\u6642\u9593\u306e\u77ed\u7e2e<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u554f\u984c\u306e\u767a\u751f\u7b87\u6240\u3092\u5373\u5ea7\u306b\u7279\u5b9a<\/li>\n\n\n\n<li>\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u3067\u547c\u3073\u51fa\u3057\u5c65\u6b74\u3092\u78ba\u8a8d\u53ef\u80fd<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u958b\u767a\u52b9\u7387\u306e\u5411\u4e0a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u554f\u984c\u306e\u65e9\u671f\u767a\u898b\u306b\u3088\u308a\u3001\u4fee\u6b63\u30b3\u30b9\u30c8\u3092\u4f4e\u6e1b<\/li>\n\n\n\n<li>\u95a2\u9023\u30d0\u30b0\u306e\u9023\u9396\u7684\u306a\u767a\u751f\u3092\u9632\u6b62<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-5\">\u5b9f\u884c\u6642\u30c1\u30a7\u30c3\u30af\u3067\u4e88\u671f\u305b\u306c\u52d5\u4f5c\u3092\u9632\u3050<\/h3>\n\n\n\n<p>assert\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u5b9f\u884c\u6642\u306e\u4e88\u671f\u305b\u306c\u52d5\u4f5c\u3092\u52b9\u679c\u7684\u306b\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class MemoryPool {\npublic:\n    void* allocate(size_t size) {\n        assert(size &gt; 0);  \/\/ \u30b5\u30a4\u30ba\u306e\u59a5\u5f53\u6027\u30c1\u30a7\u30c3\u30af\n        assert(currentSize_ + size &lt;= maxSize_);  \/\/ \u30e1\u30e2\u30ea\u30d7\u30fc\u30eb\u5bb9\u91cf\u30c1\u30a7\u30c3\u30af\n\n        void* ptr = internalAllocate(size);\n        assert(ptr != nullptr);  \/\/ \u30a2\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u6210\u529f\u306e\u78ba\u8a8d\n\n        currentSize_ += size;\n        return ptr;\n    }\n\n    void deallocate(void* ptr, size_t size) {\n        assert(ptr != nullptr);  \/\/ \u7121\u52b9\u306a\u30dd\u30a4\u30f3\u30bf\u30c1\u30a7\u30c3\u30af\n        assert(currentSize_ &gt;= size);  \/\/ \u30b5\u30a4\u30ba\u306e\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\n\n        internalDeallocate(ptr);\n        currentSize_ -= size;\n    }\n\nprivate:\n    size_t currentSize_ = 0;\n    const size_t maxSize_ = 1024 * 1024;  \/\/ 1MB\n\n    void* internalAllocate(size_t size) {\n        \/\/ \u5b9f\u969b\u306e\u30a2\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\n        return malloc(size);\n    }\n\n    void internalDeallocate(void* ptr) {\n        free(ptr);\n    }\n};<\/pre>\n\n\n\n<p>\u5b9f\u884c\u6642\u30c1\u30a7\u30c3\u30af\u306b\u3088\u308b\u4e3b\u306a\u30e1\u30ea\u30c3\u30c8\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5b89\u5168\u6027\u306e\u5411\u4e0a<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e1\u30e2\u30ea\u95a2\u9023\u306e\u554f\u984c\u3092\u65e9\u671f\u691c\u51fa<\/li>\n\n\n\n<li>\u4e0d\u6b63\u306a\u5024\u3084\u72b6\u614b\u306e\u4f1d\u64ad\u3092\u9632\u6b62<\/li>\n\n\n\n<li>\u5883\u754c\u6761\u4ef6\u3067\u306e\u7570\u5e38\u52d5\u4f5c\u3092\u9632\u6b62<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30b3\u30fc\u30c9\u306e\u54c1\u8cea\u5411\u4e0a<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u60f3\u5b9a\u5916\u306e\u4f7f\u7528\u65b9\u6cd5\u3092\u9632\u6b62<\/li>\n\n\n\n<li>API\u4f7f\u7528\u6761\u4ef6\u306e\u660e\u78ba\u5316<\/li>\n\n\n\n<li>\u5b9f\u88c5\u306e\u610f\u56f3\u3092\u660e\u793a\u7684\u306b\u8868\u73fe<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u4fdd\u5b88\u6027\u306e\u5411\u4e0a<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30c9\u306e\u524d\u63d0\u6761\u4ef6\u3092\u660e\u78ba\u5316<\/li>\n\n\n\n<li>\u5c06\u6765\u306e\u6a5f\u80fd\u8ffd\u52a0\u30fb\u5909\u66f4\u6642\u306e\u5b89\u5168\u6027\u78ba\u4fdd<\/li>\n\n\n\n<li>\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u6642\u306e\u52d5\u4f5c\u4fdd\u8a3c<\/li>\n<\/ul>\n\n\n\n<p>assert\u306e\u4f7f\u7528\u306f\u3001\u958b\u767a\u30d7\u30ed\u30bb\u30b9\u5168\u4f53\u3092\u901a\u3058\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5b9a\u91cf\u7684\u306a\u30e1\u30ea\u30c3\u30c8\u3092\u3082\u305f\u3089\u3057\u307e\u3059\uff1a<\/p>\n\n\n<div id=\"id-e896e440-3bf6-4fe3-a874-87871b9529a7\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30e1\u30ea\u30c3\u30c8\u9805\u76ee<\/th><th>\u671f\u5f85\u3055\u308c\u308b\u52b9\u679c<\/th><\/tr><\/thead><tbody><tr><td>\u30d0\u30b0\u4fee\u6b63\u6642\u9593<\/td><td>\u5e73\u574730-50%\u524a\u6e1b<\/td><\/tr><tr><td>\u30b3\u30fc\u30c9\u54c1\u8cea<\/td><td>\u91cd\u5927\u30d0\u30b0\u306e\u767a\u751f\u738770%\u6e1b<\/td><\/tr><tr><td>\u958b\u767a\u52b9\u7387<\/td><td>\u30c7\u30d0\u30c3\u30b0\u6642\u959340%\u524a\u6e1b<\/td><\/tr><tr><td>\u4fdd\u5b88\u6027<\/td><td>\u30b3\u30fc\u30c9\u7406\u89e3\u6642\u959325%\u77ed\u7e2e<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u3053\u308c\u3089\u306e\u30e1\u30ea\u30c3\u30c8\u3092\u6700\u5927\u9650\u6d3b\u7528\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u8aac\u660e\u3059\u308b\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u6cd5\u3092\u9069\u5207\u306b\u9069\u7528\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-6\">\u73fe\u5834\u3067\u4f7f\u3048\u308bassert\u306e\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">\u30dd\u30a4\u30f3\u30bf\u306eNull\u691c\u8a3c\u3067\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3059\u308b<\/h3>\n\n\n\n<p>\u30dd\u30a4\u30f3\u30bf\u306eNull\u691c\u8a3c\u306f\u3001assert\u306e\u6700\u3082\u57fa\u672c\u7684\u304b\u3064\u91cd\u8981\u306a\u4f7f\u7528\u6cd5\u306e\u4e00\u3064\u3067\u3059\u3002\u4ee5\u4e0b\u306b\u3001\u5b9f\u8df5\u7684\u306a\u5b9f\u88c5\u4f8b\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class DocumentManager {\npublic:\n    void saveDocument(Document* doc, const std::string&amp; path) {\n        \/\/ \u57fa\u672c\u7684\u306aNull\u30c1\u30a7\u30c3\u30af\n        assert(doc != nullptr &amp;&amp; \"Document pointer cannot be null\");\n\n        \/\/ \u8907\u5408\u7684\u306a\u6761\u4ef6\u30c1\u30a7\u30c3\u30af\n        assert(doc-&gt;isInitialized() &amp;&amp; \"Document must be initialized\");\n        assert(!path.empty() &amp;&amp; \"Save path cannot be empty\");\n\n        \/\/ \u30cd\u30b9\u30c8\u3055\u308c\u305f\u30dd\u30a4\u30f3\u30bf\u306e\u30c1\u30a7\u30c3\u30af\n        assert(doc-&gt;getContent() != nullptr &amp;&amp; \"Document content cannot be null\");\n\n        \/\/ \u5b9f\u969b\u306e\u4fdd\u5b58\u51e6\u7406...\n    }\n\n    std::unique_ptr&lt;Document&gt; loadDocument(const std::string&amp; path) {\n        auto doc = std::make_unique&lt;Document&gt;();\n        assert(doc &amp;&amp; \"Document allocation failed\");\n\n        \/\/ \u8aad\u307f\u8fbc\u307f\u51e6\u7406...\n        return doc;\n    }\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-8\">\u95a2\u6570\u306e\u4e8b\u524d\u6761\u4ef6\u30fb\u4e8b\u5f8c\u6761\u4ef6\u3092\u660e\u78ba\u306b\u3059\u308b<\/h3>\n\n\n\n<p>\u95a2\u6570\u306e\u5951\u7d04\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u5b9f\u73fe\u3059\u308b\u4e0a\u3067\u3001assert\u306f\u975e\u5e38\u306b\u6709\u7528\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class BankAccount {\npublic:\n    void withdraw(double amount) {\n        \/\/ \u4e8b\u524d\u6761\u4ef6\n        assert(amount &gt; 0 &amp;&amp; \"Withdrawal amount must be positive\");\n        assert(balance_ &gt;= amount &amp;&amp; \"Insufficient funds\");\n\n        balance_ -= amount;\n\n        \/\/ \u4e8b\u5f8c\u6761\u4ef6\n        assert(balance_ &gt;= 0 &amp;&amp; \"Balance cannot be negative\");\n        assert(previousBalance_ - amount == balance_ &amp;&amp; \"Balance calculation error\");\n    }\n\n    void deposit(double amount) {\n        \/\/ \u4e8b\u524d\u6761\u4ef6\n        assert(amount &gt; 0 &amp;&amp; \"Deposit amount must be positive\");\n        assert(amount &lt;= MAX_DEPOSIT &amp;&amp; \"Deposit exceeds maximum limit\");\n\n        previousBalance_ = balance_;\n        balance_ += amount;\n\n        \/\/ \u4e8b\u5f8c\u6761\u4ef6\n        assert(balance_ == previousBalance_ + amount &amp;&amp; \"Deposit calculation error\");\n    }\n\nprivate:\n    static const double MAX_DEPOSIT = 1000000.0;\n    double balance_ = 0.0;\n    double previousBalance_ = 0.0;\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">\u914d\u5217\u5883\u754c\u30c1\u30a7\u30c3\u30af\u3067\u610f\u56f3\u7684\u3067\u306a\u3044\u30a2\u30af\u30bb\u30b9\u3092\u9632\u3050<\/h3>\n\n\n\n<p>\u914d\u5217\u3084\u30b3\u30f3\u30c6\u30ca\u306e\u64cd\u4f5c\u6642\u306e\u5883\u754c\u30c1\u30a7\u30c3\u30af\u306f\u3001\u30d0\u30c3\u30d5\u30a1\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc\u306a\u3069\u306e\u91cd\u5927\u306a\u554f\u984c\u3092\u9632\u3050\u4e0a\u3067\u91cd\u8981\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T&gt;\nclass SafeArray {\npublic:\n    SafeArray(size_t size) : data_(size) {\n        assert(size &gt; 0 &amp;&amp; \"Array size must be positive\");\n    }\n\n    T&amp; at(size_t index) {\n        \/\/ \u5883\u754c\u30c1\u30a7\u30c3\u30af\n        assert(index &lt; data_.size() &amp;&amp; \"Index out of bounds\");\n        return data_[index];\n    }\n\n    void resize(size_t newSize) {\n        \/\/ \u30b5\u30a4\u30ba\u5909\u66f4\u306e\u59a5\u5f53\u6027\u30c1\u30a7\u30c3\u30af\n        assert(newSize &gt; 0 &amp;&amp; \"New size must be positive\");\n        assert(newSize &lt;= MAX_SIZE &amp;&amp; \"Size exceeds maximum limit\");\n\n        data_.resize(newSize);\n\n        \/\/ \u4e8b\u5f8c\u6761\u4ef6\n        assert(data_.size() == newSize &amp;&amp; \"Resize operation failed\");\n    }\n\n    void fill(const T&amp; value) {\n        for (size_t i = 0; i &lt; data_.size(); ++i) {\n            data_[i] = value;\n            \/\/ \u8981\u7d20\u5358\u4f4d\u306e\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\n            assert(data_[i] == value &amp;&amp; \"Fill operation failed\");\n        }\n    }\n\nprivate:\n    static const size_t MAX_SIZE = 1000000;\n    std::vector&lt;T&gt; data_;\n};<\/pre>\n\n\n\n<p>\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6bb5\u968e\u7684\u306a\u691c\u8a3c<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u57fa\u672c\u7684\u306a\u524d\u63d0\u6761\u4ef6\u304b\u3089\u691c\u8a3c<\/li>\n\n\n\n<li>\u8907\u96d1\u306a\u6761\u4ef6\u306f\u6bb5\u968e\u7684\u306b\u78ba\u8a8d<\/li>\n\n\n\n<li>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u5177\u4f53\u7684\u306b<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u72b6\u614b\u306e\u4e00\u8cab\u6027\u78ba\u4fdd<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   void processTransaction(Transaction* tx) {\n       assert(tx != nullptr);\n       assert(tx-&gt;isValid());\n\n       auto initialState = tx-&gt;getState();\n       tx-&gt;process();\n\n       \/\/ \u72b6\u614b\u9077\u79fb\u306e\u691c\u8a3c\n       assert(tx-&gt;getState() != initialState &amp;&amp; \"Transaction state must change\");\n       assert(tx-&gt;isCompleted() &amp;&amp; \"Transaction must complete\");\n   }<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u8907\u5408\u6761\u4ef6\u306e\u691c\u8a3c<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   void validateData(const std::vector&lt;DataPoint&gt;&amp; data) {\n       assert(!data.empty() &amp;&amp; \"Data cannot be empty\");\n\n       \/\/ \u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\n       for (const auto&amp; point : data) {\n           assert(point.isValid() &amp;&amp; \n                  point.timestamp &gt; 0 &amp;&amp;\n                  point.value &gt;= MIN_VALUE &amp;&amp;\n                  \"Invalid data point\");\n       }\n   }<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5b9f\u8df5\u7684\u306a\u6d3b\u7528\u6cd5\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u306a\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001assert\u3092\u4f7f\u7528\u3059\u308b\u969b\u306e\u6ce8\u610f\u70b9\u3068\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-10\">assert\u306e\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u3068\u6ce8\u610f\u70b9<\/h2>\n\n\n\n<p>assert\u306f\u5f37\u529b\u306a\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb\u3067\u3059\u304c\u3001\u9069\u5207\u306b\u4f7f\u7528\u3057\u306a\u3044\u3068\u304b\u3048\u3063\u3066\u554f\u984c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001assert\u306e\u4f7f\u7528\u306b\u304a\u3051\u308b\u4e3b\u8981\u306a\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u3068\u6ce8\u610f\u70b9\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">\u526f\u4f5c\u7528\u3092\u542b\u3080assert\u306f\u907f\u3051\u308b\u3079\u304d\u7406\u7531<\/h3>\n\n\n\n<p>assert\u306e\u6700\u3082\u5371\u967a\u306a\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u306e1\u3064\u306f\u3001\u526f\u4f5c\u7528\u3092\u6301\u3064\u5f0f\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u4ee5\u4e0b\u306b\u554f\u984c\u306e\u3042\u308b\u4f8b\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u60aa\u3044\u4f8b\uff1a\u526f\u4f5c\u7528\u3092\u542b\u3080assert\nassert(++counter &gt; 0);  \/\/ counter\u306e\u5024\u304c\u5909\u66f4\u3055\u308c\u308b\nassert(ptr-&gt;initialize());  \/\/ \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u72b6\u614b\u304c\u5909\u66f4\u3055\u308c\u308b<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306eassert\u304c\u554f\u984c\u3067\u3042\u308b\u7406\u7531\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>NDEBUG\u30de\u30af\u30ed\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001assert\u6587\u306f\u5b8c\u5168\u306b\u9664\u53bb\u3055\u308c\u307e\u3059<\/li>\n\n\n\n<li>\u305d\u306e\u7d50\u679c\u3001\u30ea\u30ea\u30fc\u30b9\u30d3\u30eb\u30c9\u3068\u30c7\u30d0\u30c3\u30b0\u30d3\u30eb\u30c9\u3067\u7570\u306a\u308b\u52d5\u4f5c\u3092\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059<\/li>\n\n\n\n<li>\u30b3\u30fc\u30c9\u306e\u610f\u56f3\u304c\u4e0d\u660e\u78ba\u306b\u306a\u308a\u3001\u4fdd\u5b88\u6027\u304c\u4f4e\u4e0b\u3057\u307e\u3059<\/li>\n<\/ol>\n\n\n\n<p>\u4ee3\u308f\u308a\u306b\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304f\u3079\u304d\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u826f\u3044\u4f8b\uff1a\u526f\u4f5c\u7528\u306e\u306a\u3044\u691c\u8a3c\n++counter;\nassert(counter &gt; 0);\n\nbool initialized = ptr-&gt;initialize();\nassert(initialized);<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-12\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff\u3092\u8003\u616e\u3057\u305f\u4f7f\u7528\u65b9\u6cd5<\/h3>\n\n\n\n<p>assert\u306e\u904e\u5270\u306a\u4f7f\u7528\u306f\u3001\u7279\u306b\u30c7\u30d0\u30c3\u30b0\u30d3\u30eb\u30c9\u3067\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u72b6\u6cc1\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30eb\u30fc\u30d7\u5185\u3067\u306eassert<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u554f\u984c\u306e\u3042\u308b\u4f8b\uff1a\u30eb\u30fc\u30d7\u5185\u3067\u306e\u904e\u5270\u306aassert\nfor (size_t i = 0; i &lt; largeArray.size(); ++i) {\n    assert(largeArray[i] &gt;= 0);  \/\/ \u6bce\u56de\u306e\u691c\u8a3c\u306f\u9ad8\u30b3\u30b9\u30c8\n    process(largeArray[i]);\n}\n\n\/\/ \u6539\u5584\u4f8b\uff1a\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u3067\u306e\u307f\u691c\u8a3c\nassert(largeArray.size() &gt; 0);  \/\/ \u524d\u63d0\u6761\u4ef6\u306e\u691c\u8a3c\nfor (const auto&amp; value : largeArray) {\n    process(value);\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u8a08\u7b97\u30b3\u30b9\u30c8\u306e\u9ad8\u3044\u5f0f<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u554f\u984c\u306e\u3042\u308b\u4f8b\uff1a\u91cd\u3044\u8a08\u7b97\u3092\u542b\u3080assert\nassert(calculateComplexValue() == expectedValue);  \/\/ \u8a08\u7b97\u30b3\u30b9\u30c8\u304c\u9ad8\u3044\n\n\/\/ \u6539\u5584\u4f8b\uff1a\u5fc5\u8981\u306a\u5024\u3092\u4e8b\u524d\u306b\u8a08\u7b97\nauto actualValue = calculateComplexValue();\nassert(actualValue == expectedValue);\nprocess(actualValue);  \/\/ \u8a08\u7b97\u7d50\u679c\u3092\u518d\u5229\u7528<\/pre>\n\n\n\n<p>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8003\u616e\u3057\u305fassert\u306e\u4f7f\u7528\u6307\u91dd\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u30d1\u30b9\u3067\u306eassert\u306f\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b<\/li>\n\n\n\n<li>\u958b\u767a\u521d\u671f\u6bb5\u968e\u3067\u306f\u7a4d\u6975\u7684\u306b\u4f7f\u7528\u3057\u3001\u5b89\u5b9a\u5f8c\u306f\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u306e\u307f\u306b\u7d5e\u308b<\/li>\n\n\n\n<li>\u8907\u96d1\u306a\u691c\u8a3c\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001DEBUG\u30de\u30af\u30ed\u3092\u4f7f\u7528\u3057\u3066\u5236\u5fa1\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#ifdef DEBUG\n    \/\/ \u958b\u767a\u6642\u306e\u307f\u5b9f\u884c\u3055\u308c\u308b\u8a73\u7d30\u306a\u691c\u8a3c\n    assert(complexValidation());\n#endif<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u6ce8\u610f\u70b9\u3092\u610f\u8b58\u3059\u308b\u3053\u3068\u3067\u3001assert\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3057\u306a\u304c\u3089\u3001\u4fdd\u5b88\u6027\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30d0\u30e9\u30f3\u30b9\u306e\u53d6\u308c\u305f\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-13\">\u30ab\u30b9\u30bf\u30e0assert\u95a2\u6570\u306e\u5b9f\u88c5\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<p>\u6a19\u6e96\u306eassert\u30de\u30af\u30ed\u306f\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u304c\u3001\u3088\u308a\u8a73\u7d30\u306a\u30c7\u30d0\u30c3\u30b0\u60c5\u5831\u3084\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u56fa\u6709\u306e\u8981\u4ef6\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306b\u3001\u30ab\u30b9\u30bf\u30e0assert\u95a2\u6570\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u304c\u6709\u52b9\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">\u8a73\u7d30\u306a\u30a8\u30e9\u30fc\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308bassert\u95a2\u6570\u306e\u4f5c\u6210<\/h3>\n\n\n\n<p>\u4ee5\u4e0b\u306b\u3001\u8a73\u7d30\u306a\u30a8\u30e9\u30fc\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u30ab\u30b9\u30bf\u30e0assert\u95a2\u6570\u306e\u5b9f\u88c5\u4f8b\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;iostream&gt;\n#include &lt;sstream&gt;\n#include &lt;string&gt;\n#include &lt;source_location&gt;\n\n\/\/ \u30ab\u30b9\u30bf\u30e0\u30a2\u30b5\u30fc\u30c8\u7528\u306e\u4f8b\u5916\u30af\u30e9\u30b9\nclass AssertionFailedException : public std::runtime_error {\npublic:\n    explicit AssertionFailedException(const std::string&amp; message)\n        : std::runtime_error(message) {}\n};\n\n\/\/ \u8a73\u7d30\u306a\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u30ab\u30b9\u30bf\u30e0\u30a2\u30b5\u30fc\u30c8\u95a2\u6570\ntemplate&lt;typename T&gt;\nvoid custom_assert(\n    T condition,\n    const char* expression,\n    const std::string&amp; message = \"\",\n    const std::source_location&amp; location = std::source_location::current()\n) {\n    if (!condition) {\n        std::ostringstream oss;\n        oss &lt;&lt; \"Assertion failed: \" &lt;&lt; expression &lt;&lt; \"\\n\"\n            &lt;&lt; \"File: \" &lt;&lt; location.file_name() &lt;&lt; \"\\n\"\n            &lt;&lt; \"Line: \" &lt;&lt; location.line() &lt;&lt; \"\\n\"\n            &lt;&lt; \"Function: \" &lt;&lt; location.function_name() &lt;&lt; \"\\n\";\n\n        if (!message.empty()) {\n            oss &lt;&lt; \"Message: \" &lt;&lt; message &lt;&lt; \"\\n\";\n        }\n\n        #ifdef DEBUG\n            \/\/ \u30c7\u30d0\u30c3\u30b0\u30d3\u30eb\u30c9\u3067\u306f\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u3092\u51fa\u529b\n            oss &lt;&lt; \"Stack trace:\\n\";\n            \/\/ \u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u51fa\u529b\u306e\u5b9f\u88c5\uff08\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u4f9d\u5b58\uff09\n        #endif\n\n        throw AssertionFailedException(oss.str());\n    }\n}\n\n\/\/ \u30de\u30af\u30ed\u5b9a\u7fa9\uff08\u30ea\u30ea\u30fc\u30b9\u30d3\u30eb\u30c9\u3067\u306e\u7121\u52b9\u5316\u306b\u5bfe\u5fdc\uff09\n#ifdef NDEBUG\n    #define CUSTOM_ASSERT(condition, message) ((void)0)\n#else\n    #define CUSTOM_ASSERT(condition, message) \\\n        custom_assert(condition, #condition, message)\n#endif<\/pre>\n\n\n\n<p>\u4f7f\u7528\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">void processData(std::vector&lt;int&gt;&amp; data) {\n    CUSTOM_ASSERT(!data.empty(), \"Input data vector must not be empty\");\n    CUSTOM_ASSERT(data.size() &lt;= 1000, \"Data size exceeds maximum limit\");\n\n    \/\/ \u30c7\u30fc\u30bf\u51e6\u7406\u306e\u5b9f\u88c5\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u6700\u9069\u5316\u3055\u308c\u305fassert\u95a2\u6570\u306e\u8a2d\u8a08<\/h3>\n\n\n\n<p>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u56fa\u6709\u306e\u8981\u4ef6\u306b\u5fdc\u3058\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u6a5f\u80fd\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30ed\u30b0\u30ec\u30d9\u30eb\u306b\u5fdc\u3058\u305f\u51fa\u529b\u5236\u5fa1<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">enum class AssertLogLevel {\n    ERROR,\n    WARNING,\n    INFO\n};\n\ntemplate&lt;typename T&gt;\nvoid custom_assert_with_level(\n    T condition,\n    AssertLogLevel level,\n    const char* expression,\n    const std::string&amp; message\n) {\n    if (!condition) {\n        std::ostringstream oss;\n        oss &lt;&lt; \"[\" &lt;&lt; to_string(level) &lt;&lt; \"] \";\n        \/\/ \u4ee5\u4e0b\u3001\u30a8\u30e9\u30fc\u60c5\u5831\u306e\u69cb\u7bc9\n\n        switch (level) {\n            case AssertLogLevel::ERROR:\n                throw AssertionFailedException(oss.str());\n            case AssertLogLevel::WARNING:\n                std::cerr &lt;&lt; oss.str() &lt;&lt; std::endl;\n                break;\n            case AssertLogLevel::INFO:\n                std::cout &lt;&lt; oss.str() &lt;&lt; std::endl;\n                break;\n        }\n    }\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30ab\u30b9\u30bf\u30e0\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class AssertHandler {\npublic:\n    virtual void handleAssertionFailure(\n        const std::string&amp; message,\n        const std::source_location&amp; location\n    ) = 0;\n    virtual ~AssertHandler() = default;\n};\n\n\/\/ \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u56fa\u6709\u306e\u30cf\u30f3\u30c9\u30e9\u30fc\u5b9f\u88c5\nclass CustomAssertHandler : public AssertHandler {\npublic:\n    void handleAssertionFailure(\n        const std::string&amp; message,\n        const std::source_location&amp; location\n    ) override {\n        \/\/ \u30a8\u30e9\u30fc\u30ed\u30b0\u306e\u8a18\u9332\n        logError(message, location);\n\n        \/\/ \u958b\u767a\u8005\u3078\u306e\u901a\u77e5\n        notifyDevelopers(message);\n\n        \/\/ \u30a8\u30e9\u30fc\u30e1\u30c8\u30ea\u30af\u30b9\u306e\u66f4\u65b0\n        updateErrorMetrics(location);\n    }\nprivate:\n    \/\/ \u5b9f\u88c5\u30e1\u30bd\u30c3\u30c9\n};<\/pre>\n\n\n\n<p>\u5b9f\u88c5\u306b\u304a\u3051\u308b\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u914d\u616e<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6761\u4ef6\u30c1\u30a7\u30c3\u30af\u306f\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b<\/li>\n\n\n\n<li>\u30c7\u30d0\u30c3\u30b0\u60c5\u5831\u306e\u53ce\u96c6\u306f\u6761\u4ef6\u304c\u5931\u6557\u3057\u305f\u5834\u5408\u306e\u307f\u884c\u3046<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a8\u30e9\u30fc\u60c5\u5831\u306e\u54c1\u8cea<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a1\u30a4\u30eb\u540d\u3001\u884c\u756a\u53f7\u3001\u95a2\u6570\u540d\u306f\u5fc5\u9808<\/li>\n\n\n\n<li>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u5177\u4f53\u7684\u3067\u884c\u52d5\u53ef\u80fd\u306a\u60c5\u5831\u3092\u542b\u3081\u308b<\/li>\n\n\n\n<li>\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u306f\u30c7\u30d0\u30c3\u30b0\u30d3\u30eb\u30c9\u3067\u306e\u307f\u53ce\u96c6<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u62e1\u5f35\u6027\u3078\u306e\u8003\u616e<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30cf\u30f3\u30c9\u30e9\u30fc\u30d1\u30bf\u30fc\u30f3\u3092\u4f7f\u7528\u3057\u3066\u67d4\u8edf\u306a\u62e1\u5f35\u3092\u53ef\u80fd\u306b<\/li>\n\n\n\n<li>\u30ed\u30b0\u30ec\u30d9\u30eb\u3084\u51fa\u529b\u5f62\u5f0f\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u53ef\u80fd\u306b<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30ab\u30b9\u30bf\u30e0assert\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30d0\u30c3\u30b0\u52b9\u7387\u306e\u5411\u4e0a\u3068\u30b3\u30fc\u30c9\u54c1\u8cea\u306e\u6539\u5584\u3092\u56f3\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-16\">\u5b9f\u8df5\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n<p>assert\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3057\u305f\u30c7\u30d0\u30c3\u30b0\u624b\u6cd5\u306b\u3064\u3044\u3066\u3001\u5177\u4f53\u7684\u306a\u5b9f\u88c5\u4f8b\u3092\u4ea4\u3048\u306a\u304c\u3089\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">assert\u3068\u30c7\u30d0\u30c3\u30ac\u30fc\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u52b9\u7387\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u624b\u6cd5<\/h3>\n\n\n\n<p>\u30c7\u30d0\u30c3\u30ac\u30fc\u3068assert\u3092\u9023\u643a\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u554f\u984c\u306e\u65e9\u671f\u767a\u898b\u3068\u539f\u56e0\u7279\u5b9a\u3092\u52b9\u7387\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;iostream&gt;\n#include &lt;vector&gt;\n#include &lt;debugapi.h&gt;  \/\/ Windows\u74b0\u5883\u306e\u5834\u5408\n\ntemplate&lt;typename T&gt;\nvoid debug_assert(bool condition, const char* message, const T&amp; debugInfo) {\n    if (!condition) {\n        \/\/ \u30c7\u30d0\u30c3\u30ac\u30fc\u304c\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\n        #ifdef _WIN32\n        if (IsDebuggerPresent()) {\n            \/\/ \u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3092\u30c8\u30ea\u30ac\u30fc\n            __debugbreak();\n        }\n        #else\n        if (std::getenv(\"DEBUG\")) {\n            raise(SIGTRAP);\n        }\n        #endif\n\n        \/\/ \u30c7\u30d0\u30c3\u30b0\u60c5\u5831\u306e\u51fa\u529b\n        std::cerr &lt;&lt; \"Assert failed: \" &lt;&lt; message &lt;&lt; \"\\n\";\n        std::cerr &lt;&lt; \"Debug info: \" &lt;&lt; debugInfo &lt;&lt; \"\\n\";\n    }\n}\n\n\/\/ \u30c7\u30d0\u30c3\u30b0\u60c5\u5831\u3092\u69cb\u9020\u5316\u3059\u308b\u305f\u3081\u306e\u30d8\u30eb\u30d1\u30fc\u30af\u30e9\u30b9\nclass DebugContext {\npublic:\n    template&lt;typename T&gt;\n    void addValue(const std::string&amp; name, const T&amp; value) {\n        std::ostringstream oss;\n        oss &lt;&lt; value;\n        values_[name] = oss.str();\n    }\n\n    std::string toString() const {\n        std::ostringstream oss;\n        for (const auto&amp; [name, value] : values_) {\n            oss &lt;&lt; name &lt;&lt; \": \" &lt;&lt; value &lt;&lt; \"\\n\";\n        }\n        return oss.str();\n    }\n\nprivate:\n    std::map&lt;std::string, std::string&gt; values_;\n};\n\n\/\/ \u4f7f\u7528\u4f8b\nvoid processVector(const std::vector&lt;int&gt;&amp; data) {\n    DebugContext ctx;\n    ctx.addValue(\"vector_size\", data.size());\n    ctx.addValue(\"processing_time\", getCurrentTime());\n\n    debug_assert(!data.empty(), \"Vector must not be empty\", ctx.toString());\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">\u30ed\u30b0\u51fa\u529b\u3068\u9023\u643a\u3057\u305f\u30a8\u30e9\u30fc\u8ffd\u8de1\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<p>\u30ed\u30b0\u30b7\u30b9\u30c6\u30e0\u3068assert\u3092\u7d71\u5408\u3059\u308b\u3053\u3068\u3067\u3001\u554f\u984c\u306e\u8ffd\u8de1\u3068\u5206\u6790\u3092\u5bb9\u6613\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;spdlog\/spdlog.h&gt;\n#include &lt;spdlog\/sinks\/rotating_file_sink.h&gt;\n\nclass AssertLogger {\npublic:\n    static void initialize() {\n        auto rotating_sink = std::make_shared&lt;spdlog::sinks::rotating_file_sink_mt&gt;(\n            \"assert_log.txt\",    \/\/ \u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u540d\n            1024 * 1024 * 5,    \/\/ \u6700\u5927\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\uff085MB\uff09\n            3                    \/\/ \u4fdd\u6301\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u6570\n        );\n\n        logger_ = std::make_shared&lt;spdlog::logger&gt;(\"assert_logger\", rotating_sink);\n        logger_-&gt;set_level(spdlog::level::debug);\n        logger_-&gt;flush_on(spdlog::level::debug);\n    }\n\n    template&lt;typename... Args&gt;\n    static void logAssertFailure(\n        const char* expression,\n        const std::source_location&amp; location,\n        spdlog::format_string_t&lt;Args...&gt; fmt,\n        Args&amp;&amp;... args\n    ) {\n        if (!logger_) {\n            initialize();\n        }\n\n        logger_-&gt;error(\"Assert failed: {}\", expression);\n        logger_-&gt;error(\"Location: {}:{} in {}\", \n            location.file_name(),\n            location.line(),\n            location.function_name()\n        );\n        logger_-&gt;error(fmt, std::forward&lt;Args&gt;(args)...);\n        logger_-&gt;flush();\n    }\n\nprivate:\n    static std::shared_ptr&lt;spdlog::logger&gt; logger_;\n};\n\n\/\/ \u30ed\u30b0\u51fa\u529b\u6a5f\u80fd\u4ed8\u304dassert\n#define LOG_ASSERT(condition, ...) \\\n    do { \\\n        if (!(condition)) { \\\n            AssertLogger::logAssertFailure(#condition, \\\n                std::source_location::current(), \\\n                __VA_ARGS__); \\\n            assert(condition); \\\n        } \\\n    } while (0)\n\n\/\/ \u4f7f\u7528\u4f8b\nvoid validateData(const std::vector&lt;double&gt;&amp; values, double threshold) {\n    LOG_ASSERT(!values.empty(), \"Empty data set provided\");\n\n    for (size_t i = 0; i &lt; values.size(); ++i) {\n        LOG_ASSERT(values[i] &gt;= 0.0,\n            \"Negative value detected at index {}: {}\", \n            i, values[i]);\n\n        LOG_ASSERT(values[i] &lt;= threshold,\n            \"Value exceeds threshold at index {}: {} &gt; {}\", \n            i, values[i], threshold);\n    }\n}<\/pre>\n\n\n\n<p>\u30c7\u30d0\u30c3\u30b0\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30d0\u30c3\u30b0\u60c5\u5831\u306e\u968e\u5c64\u5316<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u57fa\u672c\u60c5\u5831\uff08\u30d5\u30a1\u30a4\u30eb\u540d\u3001\u884c\u756a\u53f7\u306a\u3069\uff09<\/li>\n\n\n\n<li>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u60c5\u5831\uff08\u5909\u6570\u5024\u3001\u72b6\u614b\u306a\u3069\uff09<\/li>\n\n\n\n<li>\u8a73\u7d30\u60c5\u5831\uff08\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u3001\u30e1\u30e2\u30ea\u72b6\u614b\u306a\u3069\uff09<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a8\u30e9\u30fc\u8ffd\u8de1\u306e\u81ea\u52d5\u5316<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30ed\u30b0\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>\u30a8\u30e9\u30fc\u30d1\u30bf\u30fc\u30f3\u306e\u5206\u6790<\/li>\n\n\n\n<li>\u91cd\u8981\u5ea6\u306b\u57fa\u3065\u304f\u901a\u77e5<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u914d\u616e<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6761\u4ef6\u4ed8\u304d\u30b3\u30f3\u30d1\u30a4\u30eb<\/li>\n\n\n\n<li>\u30ed\u30b0\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0<\/li>\n\n\n\n<li>\u975e\u540c\u671f\u30ed\u30b0\u51fa\u529b<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u74b0\u5883\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-19\">assert\u3092\u6d3b\u7528\u3057\u305f\u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a<\/h2>\n\n\n\n<p>\u30c6\u30b9\u30c8\u99c6\u52d5\u958b\u767a\uff08TDD\uff09\u306b\u304a\u3044\u3066assert\u306f\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u9069\u5207\u306aassert\u306e\u4f7f\u7528\u306b\u3088\u308a\u3001\u30b3\u30fc\u30c9\u306e\u54c1\u8cea\u5411\u4e0a\u3068\u30c6\u30b9\u30c8\u306e\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-20\">\u5358\u4f53\u30c6\u30b9\u30c8\u3067assert\u3092\u52b9\u679c\u7684\u306b\u4f7f\u7528\u3059\u308b<\/h3>\n\n\n\n<p>GoogleTest\u306a\u3069\u306e\u30c6\u30b9\u30c8\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068\u7d44\u307f\u5408\u308f\u305b\u305fassert\u306e\u6d3b\u7528\u4f8b\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;gtest\/gtest.h&gt;\n#include &lt;vector&gt;\n#include &lt;stdexcept&gt;\n\n\/\/ \u30c6\u30b9\u30c8\u5bfe\u8c61\u306e\u30af\u30e9\u30b9\nclass DataProcessor {\npublic:\n    static std::vector&lt;int&gt; filterPositiveNumbers(const std::vector&lt;int&gt;&amp; input) {\n        assert(!input.empty() &amp;&amp; \"Input vector must not be empty\");\n\n        std::vector&lt;int&gt; result;\n        for (const auto&amp; num : input) {\n            if (num &gt; 0) {\n                result.push_back(num);\n            }\n        }\n        return result;\n    }\n\n    static double calculateAverage(const std::vector&lt;int&gt;&amp; numbers) {\n        assert(!numbers.empty() &amp;&amp; \"Cannot calculate average of empty vector\");\n\n        double sum = 0.0;\n        for (const auto&amp; num : numbers) {\n            sum += num;\n        }\n        return sum \/ numbers.size();\n    }\n};\n\n\/\/ \u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\nclass DataProcessorTest : public ::testing::Test {\nprotected:\n    std::vector&lt;int&gt; testData;\n\n    void SetUp() override {\n        testData = {-2, 1, 3, -4, 5, 7};\n    }\n};\n\nTEST_F(DataProcessorTest, FilterPositiveNumbers) {\n    \/\/ \u6b63\u5e38\u7cfb\u30c6\u30b9\u30c8\n    auto result = DataProcessor::filterPositiveNumbers(testData);\n    ASSERT_EQ(result.size(), 4);\n    ASSERT_TRUE(std::all_of(result.begin(), result.end(), \n        [](int n) { return n &gt; 0; }));\n\n    \/\/ \u30a8\u30c3\u30b8\u30b1\u30fc\u30b9\uff1a\u7a7a\u306e\u30d9\u30af\u30bf\u30fc\n    std::vector&lt;int&gt; emptyVector;\n    ASSERT_DEATH(DataProcessor::filterPositiveNumbers(emptyVector),\n        \"Input vector must not be empty\");\n}\n\nTEST_F(DataProcessorTest, CalculateAverage) {\n    \/\/ \u6b63\u5e38\u7cfb\u30c6\u30b9\u30c8\n    std::vector&lt;int&gt; positiveNumbers = {1, 2, 3, 4, 5};\n    ASSERT_DOUBLE_EQ(DataProcessor::calculateAverage(positiveNumbers), 3.0);\n\n    \/\/ \u30a8\u30c3\u30b8\u30b1\u30fc\u30b9\uff1a\u7a7a\u306e\u30d9\u30af\u30bf\u30fc\n    std::vector&lt;int&gt; emptyVector;\n    ASSERT_DEATH(DataProcessor::calculateAverage(emptyVector),\n        \"Cannot calculate average of empty vector\");\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-21\">\u5951\u7d04\u306b\u3088\u308b\u8a2d\u8a08\u3068assert\u306e\u76f8\u4e57\u52b9\u679c\u3092\u6d3b\u304b\u3059<\/h3>\n\n\n\n<p>\u5951\u7d04\u306b\u3088\u308b\u8a2d\u8a08\uff08Design by Contract\uff09\u306e\u539f\u5247\u3068assert\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u306a\u30b3\u30fc\u30c9\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">template&lt;typename T&gt;\nclass ContractEnforcer {\npublic:\n    \/\/ \u4e8b\u524d\u6761\u4ef6\u30c1\u30a7\u30c3\u30af\n    static void require(bool condition, const char* message) {\n        assert(condition &amp;&amp; message);\n    }\n\n    \/\/ \u4e8b\u5f8c\u6761\u4ef6\u30c1\u30a7\u30c3\u30af\n    static void ensure(bool condition, const char* message) {\n        assert(condition &amp;&amp; message);\n    }\n\n    \/\/ \u4e0d\u5909\u6761\u4ef6\u30c1\u30a7\u30c3\u30af\n    static void invariant(bool condition, const char* message) {\n        assert(condition &amp;&amp; message);\n    }\n};\n\nclass BankAccount {\nprivate:\n    double balance_;\n    static constexpr double MIN_BALANCE = 0.0;\n\npublic:\n    BankAccount(double initialBalance) : balance_(initialBalance) {\n        ContractEnforcer&lt;BankAccount&gt;::require(\n            initialBalance &gt;= MIN_BALANCE,\n            \"Initial balance must be non-negative\"\n        );\n    }\n\n    void deposit(double amount) {\n        ContractEnforcer&lt;BankAccount&gt;::require(\n            amount &gt; 0.0,\n            \"Deposit amount must be positive\"\n        );\n\n        double oldBalance = balance_;\n        balance_ += amount;\n\n        ContractEnforcer&lt;BankAccount&gt;::ensure(\n            balance_ == oldBalance + amount,\n            \"Balance must increase by deposit amount\"\n        );\n    }\n\n    void withdraw(double amount) {\n        ContractEnforcer&lt;BankAccount&gt;::require(\n            amount &gt; 0.0,\n            \"Withdrawal amount must be positive\"\n        );\n        ContractEnforcer&lt;BankAccount&gt;::require(\n            balance_ &gt;= amount,\n            \"Insufficient funds\"\n        );\n\n        double oldBalance = balance_;\n        balance_ -= amount;\n\n        ContractEnforcer&lt;BankAccount&gt;::ensure(\n            balance_ == oldBalance - amount,\n            \"Balance must decrease by withdrawal amount\"\n        );\n        ContractEnforcer&lt;BankAccount&gt;::invariant(\n            balance_ &gt;= MIN_BALANCE,\n            \"Balance must never be negative\"\n        );\n    }\n};<\/pre>\n\n\n\n<p>TDD\u306b\u304a\u3051\u308bassert\u6d3b\u7528\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c6\u30b9\u30c8\u306e\u53ef\u8aad\u6027<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u660e\u78ba\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u306e\u610f\u56f3\u304c\u5206\u304b\u308b\u547d\u540d<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u7c92\u5ea6\u3067\u306e\u30c6\u30b9\u30c8\u5206\u5272<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c6\u30b9\u30c8\u306e\u4fe1\u983c\u6027<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30a8\u30c3\u30b8\u30b1\u30fc\u30b9\u306e\u30ab\u30d0\u30fc<\/li>\n\n\n\n<li>\u5883\u754c\u5024\u306e\u30c6\u30b9\u30c8<\/li>\n\n\n\n<li>\u7570\u5e38\u7cfb\u306e\u30c6\u30b9\u30c8<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c6\u30b9\u30c8\u306e\u4fdd\u5b88\u6027<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u306e\u91cd\u8907\u6392\u9664<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u30d5\u30a3\u30af\u30b9\u30c1\u30e3\u306e\u9069\u5207\u306a\u5229\u7528<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u30d8\u30eb\u30d1\u30fc\u95a2\u6570\u306e\u6d3b\u7528<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5b9f\u8df5\u306b\u3088\u308a\u3001assert\u3092\u6d3b\u7528\u3057\u305f\u52b9\u679c\u7684\u306aTDD\u306e\u5b9f\u73fe\u304c\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warning: Undefined array key &#8220;is_admin&#8221; in \/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/ &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":{"0":"post-1721","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-cpp","7":"nothumb"},"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1721","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1721"}],"version-history":[{"count":2,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1721\/revisions"}],"predecessor-version":[{"id":1725,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1721\/revisions\/1725"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1721"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1721"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1721"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}