linux-kernel - Re: Build failures with gcc 4.5 and older

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Message-ID: <CA+8MBbLrxj5e6cifAt9h0mR7n8x+8KEtu7Mq-gUSOrpCmkZXsg@mail.gmail.com>
Date:   Wed, 15 Aug 2018 09:09:17 -0700
From:   Tony Luck <tony.luck@...il.com>
To:     Guenter Roeck <linux@...ck-us.net>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Rik van Riel <riel@...riel.com>,
        Mike Galbraith <efault@....de>,
        Dave Hansen <dave.hansen@...el.com>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: Build failures with gcc 4.5 and older

On Tue, Aug 14, 2018 at 1:19 PM Tony Luck <tony.luck@...il.com> wrote:
> My ia64 test box only has 4.3.4.  I seem to remember some pain points
> with newer versions of gcc on ia64. I need to poke around and find one
> new enough to get past this problem, but that still works for kernel building.

I had problems trying to build an up to date (or even a slightly old)
gcc starting from 4.3.4.

I did manage to build 4.6.4.

4.6.4 built git HEAD* that failed yesterday using 4.3.4. It boots OK.

-Tony

* 958f338e96f8 ("Merge branch 'l1tf-final' of
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip")