Gentoo Archives: gentoo-user

From: Mohammed Hagag <mohamedhagag1981@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] gcc-4.1.1
Date: Thu, 08 Jun 2006 11:50:15
Message-Id: ad4496950606080439q32a1ba26wb36bac0117c6bc35@mail.gmail.com
In Reply to: Re: [gentoo-user] gcc-4.1.1 by Richard Fish
1 thanks every body,
2 every thing goes fine now without errors i didn't change any thing
3 just a reboot then etc-update; env-update and every thing works fine.
4
5 On 6/8/06, Richard Fish <bigfish@××××××××××.org> wrote:
6 > On 6/7/06, Evan Klitzke <eklitzke@×××××.com> wrote:
7 > > AFAIK, the only thing that you need to compile twice is GCC. And you
8 > > don't even really need to do that twice. The second pass will may
9 > > pass on new optimizations that will make it more efficient, but the
10 > > code it outputs will be exactly the same.
11 >
12 > You are correct that gcc's output will be the same, but you don't need
13 > to merge it twice because gcc uses itself to build itself. It uses a
14 > 3-stage bootstrap, where it uses the system compiler to build an
15 > initial version of itself, then uses that version to rebuild itself.
16 > Then for good measure, it then uses that version to build the final
17 > version of itself. The final result is completely independant of the
18 > original compiler.
19 >
20 > -Richard
21 > --
22 > gentoo-user@g.o mailing list
23 >
24 >
25 --
26 gentoo-user@g.o mailing list