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o2的优化会导致好多程序出错的

Posted by hawk at 2005-06-08 14:21:20
In Reply To:water:zoj的g++加了-O2好爽，原来超时的就挤过去了 Posted by:frkstyc at 2005-06-08 14:20:24

> searching the web居然只用了0.29s，他们的都什么数据啊

Followed by:

不过也是，上学期我用linux的时候连-O1都让我的程序栽了 (0) frkstyc 2005-06-08 14:22:55
- MS上次我同学编译gentoo都用的O3~ (0) palmtenor 2005-06-08 14:27:08
  - 这个……一般的情况下make script都是用-O2的吧？我见过的唯一例外是mplayer。-O3编译很慢 (0) frkstyc 2005-06-08 14:29:11
uncertain......会有那么大影响么？ (0) palmtenor 2005-06-08 14:23:48

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