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List:       gentoo-user
Subject:    Re: [gentoo-user] downgrading gcc
From:       Alan McKinnon <alan.mckinnon () gmail ! com>
Date:       2009-04-19 23:11:39
Message-ID: 200904200111.39901.alan.mckinnon () gmail ! com
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On Sunday 19 April 2009 22:18:24 Mark Knecht wrote:
> Hi,
>    Is downgrading gcc allowed within the same major version?  If I
> wanted to downgrade my gcc from 4.3.2 to 4.1.2 then:

It's not a problem. If it were, there would be no point in allowing multiple 
versions as it would not be possible to select a lower numbered one

> 1) Do I simply choose 4.1.2 using gcc-config?

Yes

> 2) Should I expect any problems with the system if I do
>
> emerge -e system
> emerge -e system   [OPTIONAL]
> emerge -e world

Why would you want to do this?

Do you suspect a toolchain API/ABI breakage between 4.1.2 and 4.3.2?

-- 
alan dot mckinnon at gmail dot com



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