{"version":"1.0","blog_title":"yohhoy\u306e\u65e5\u8a18","author_url":"https://blog.hatena.ne.jp/yohhoy/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyohhoy.hatenadiary.jp%2Fentry%2F20140711%2Fp1\" title=\"\u5371\u967a\u306a\u81ea\u5df1\u30e0\u30fc\u30d6\u4ee3\u5165\uff1ax = std::move(x) - yohhoy\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://yohhoy.hatenadiary.jp/entry/20140711/p1","title":"\u5371\u967a\u306a\u81ea\u5df1\u30e0\u30fc\u30d6\u4ee3\u5165\uff1ax = std::move(x)","categories":["C++"],"provider_url":"https://hatena.blog","provider_name":"Hatena Blog","blog_url":"https://yohhoy.hatenadiary.jp/","height":"190","image_url":null,"description":"C++\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u63d0\u4f9b\u30af\u30e9\u30b9\u306e\u30e0\u30fc\u30d6\u4ee3\u5165\u6f14\u7b97\u5b50\u306b\u3088\u308b\u81ea\u5df1\u4ee3\u5165\u64cd\u4f5c\u306b\u3064\u3044\u3066\u30022019-09-02\u8ffd\u8a18\uff1aC++17\u73fe\u5728\u306fLWG 2468\u306b\u3088\u3063\u3066\u3001\u81ea\u5df1\u30e0\u30fc\u30d6\u4ee3\u5165\u64cd\u4f5c\u306b\u3088\u308b\u672a\u5b9a\u7fa9\u52d5\u4f5c(undefined behavior)\u306f\u56de\u907f\u3055\u308c\u308b\u3002\u305f\u3060\u3057\u5225\u9014\u898f\u5b9a\u306e\u306a\u3044\u5834\u5408\u3001\u81ea\u5df1\u30e0\u30fc\u30d6\u4ee3\u5165\u5f8c\u306f \u201c\u6709\u52b9\u3060\u304c\u672a\u898f\u5b9a\u306a\u72b6\u614b(valid but unspecified state)\u201d \u3068\u306a\u308b\u3053\u3068\u306b\u6ce8\u610f\uff08\u2192id:yohhoy:20120616\uff09\u30022021-09-11\u8ffd\u8a18\uff1aC++\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u5168\u57df\u306b\u308f\u305f\u308b\u81ea\u5df1\u30e0\u30fc\u30d6\u4ee3\u5165\u3078\u306e\u5bfe\u51e6\u306e\u660e\u78ba\u5316\u306e\u305f\u3081\u3001LWG 2839\u304c\u63a1\u629e\u3055\u308cC++2b(C++23) WD\u4ed5\u69d8\u306b\u9069\u7528\u3055\u308c\u3066\u3044\u308b\u3002\u30e6\u30fc\u2026","published":"2014-07-11 00:00:00","width":"100%","author_name":"yohhoy","type":"rich"}