{"blog_title":"memologue","title":" type punning \u3068 strict aliasing","author_url":"https://blog.hatena.ne.jp/yupo5656/","author_name":"yupo5656","type":"rich","description":"/.J\u306eGCC-3.4\u30ea\u30ea\u30fc\u30b9\u306e\u8a71\u984c\u3092\u8ffd\u3063\u3066\u3044\u305f\u3089\u3001GCC3\u3067\u306f-O2\u3067-fstrict-aliasing\u304c\u6709\u52b9\u3060\u304b\u3089\u6ce8\u610f\u305b\u3088\u3068\u3044\u3046\u30dd\u30b9\u30c8(http://slashdot.jp/comments.pl?sid=175355&cid=537217)\u304c\u3042\u3063\u305f\u3002strict aliasing \u306b\u3064\u3044\u3066\u306f\u3001Radium Software Development\u3055\u3093\u304c\u8a73\u3057\u3044\u3002\u3053\u308c\u306f\u6c17\u306b\u3057\u3066\u304a\u3044\u305f\u307b\u3046\u304c\u3088\u3055\u305d\u3046\u3060\u3002GCC\u306e -fstrict-aliasing \u306e\u8aac\u660e\u306f\u6b21\u3002 \u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u3066\u3044\u308b\u8a00\u8a9e\u306b\u9069\u7528\u53ef\u80fd\u306a\u5225\u540d\u898f\u5247\uff08aliasing rule\uff09\u306e\u3046\u3061\u6700\u3082\u53b3\u5bc6\u306a\u3082\u306e\u3092\u30b3\u30f3\u30d1\u30a4\u30e9\u304c\u524d\u63d0\u3059\u308b\u3053\u3068\u3092\u8a31\u3057\u307e\u3059\u3002\u3053\u2026","image_url":null,"version":"1.0","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyupo5656.hatenadiary.org%2Fentry%2F20040614%2Fp1\" title=\" type punning \u3068 strict aliasing - memologue\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","provider_name":"Hatena Blog","categories":["C++","asm"],"provider_url":"https://hatena.blog","published":"2004-06-14 00:00:00","blog_url":"https://yupo5656.hatenadiary.org/","url":"https://yupo5656.hatenadiary.org/entry/20040614/p1"}