linux-kernel - Re: objtool warning, branch, patch, and .config (GCC bug)

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Message-ID: <20220526115446.GR2578@worktop.programming.kicks-ass.net>
Date:   Thu, 26 May 2022 13:54:46 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Jakub Jelinek <jakub@...hat.com>
Cc:     Jan Hubicka <jh@...e.cz>, "Paul E. McKenney" <paulmck@...nel.org>,
        linux-kernel@...r.kernel.org, Josh Poimboeuf <jpoimboe@...hat.com>,
        linux-toolchains@...r.kernel.org
Subject: Re: objtool warning, branch, patch, and .config (GCC bug)

On Thu, May 26, 2022 at 01:32:19PM +0200, Jakub Jelinek wrote:

> Filed https://gcc.gnu.org/PR105739 for this, the replacement
> happens during inlining, so I've CCed Honza Hubicka who knows
> that code best.

Thanks!

> It is unlikely anything can be done about this for GCC 9,
> because the final GCC 9.5 release is to be released tomorrow,
> there is no chance of getting it fixed by then, especially
> when it doesn't look like a recent regression.

Yeah, that's unfortunate timing, nothing to be done about that though.