Gentoo Archives: gentoo-user

From: Andrew Gaydenko <a@××××××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] gcc 4.2 and Core 2 Duo
Date: Fri, 20 Jul 2007 18:45:47
Message-Id: 200707202229.23040@goldspace.net
In Reply to: Re: [gentoo-user] gcc 4.2 and Core 2 Duo by Kenneth Prugh
1 > >
2 > > The question is: must I replace '-march=nocona' with '-mtune=native and -march=native'?
3 >
4 > I have a Core2 Duo E6600 and use these CFLAGS with GCC 4.2:
5 >
6 > CFLAGS="-Os -march=native -mtune=native -fomit-frame-pointer -pipe -mmmx
7 > -msse2 -msse3"
8 >
9 > Native works fine here.
10
11 Kenneth, thanks! I'll try your flags-string. I hope, there aren't any
12 resons to rebuld anything else after switching form 4.1.2 with curennt
13 flags to 4.2.0 with youe flags. Is it true?
14 --
15 gentoo-user@g.o mailing list

Replies

Subject Author
Re: [gentoo-user] gcc 4.2 and Core 2 Duo Kenneth Prugh <ken69267@×××××.com>