Gmane
X-Face
From: Janne Johansson <jpjohans <at> helsinki.fi>
Subject: Re: Stupid question about release candidates
Newsgroups: gmane.linux.gentoo.user
Date: 2003-04-20 22:12:52 GMT (5 years, 17 weeks, 3 days, 4 hours and 17 minutes ago)

> Could someone clarify upgrading between major versions? Never
> having run 1.2 here, I'm not too clear on this.

From 1.2 -> 1.4 the main (only?) difference the compiler.

> I've heard that the 1.2 to 1.4 version involved upgrading the
> compiler.

Yes.

> Wouldn't that have been upgraded in a normal emerge -u world?

No.
The old 2.X.X series compiles isn't binary compatible with the new 3.2.X
series. This means that if you upgraded only the compiler, things would
break since binaries built with the old compiler wouldn't work together
with the new binaries. Upgrading form 1.2 to 1.4 you had to compile the
whole system with the new compiler.

You can still see the effects of the compiler change with self
compiled mozilla and the precompiled sun-java. They just wont work
together. You need java compiled with gcc 3.2.x or mozilla compiled
with the old gcc.

-- 
Janne

"So act that your principle of action might safely be made a law for
the whole world." - Immanuel Kant

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