revert expensive optimizations in gcc O3 optimization.
The bug in gcc-4.9.x has been fixed in gcc master branch.
Loongson released gcc-4.9.3-3.fc21.loongson with this patch.
More bug info see:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67736
Hi, Michael
the yum repo maybe changed since last time i offered the fedora21.
you could get some resource you may need from this address:
http://mirror.lemote.com/fedora/
http://www.loongnix.org/cgit
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From f751d5e88a3f1dac956983d4df49e6797bd33e73 Mon Sep 17 00:00:00 2001
From: ZhouXiaoyong
Sorry, there is no need to test and verify this patch.
my colleague do a wrong test with a wrong configure.
> -原始邮件-
> 发件人: "周晓勇" <zhouxiaoy...@loongson.cn>
> 发送时间: 2015年9月9日 星期三
> 收件人: ffmpeg-devel <ffmpeg-devel@ffmpeg.org>
> 抄送:
> 主题: [FFmpeg-d
