Re: [PATCH] Fix multiple definition error under lto

From	Jiri Kosina <jikos@kernel.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH] Fix multiple definition error under lto
Date	2016-12-13 16:10 +0100
Message-ID	<sNWSl-2IE-29@gated-at.bofh.it> (permalink)
References	<sHTDP-47v-1@gated-at.bofh.it> <sNpMJ-7EK-1@gated-at.bofh.it> <sNLNf-4oe-9@gated-at.bofh.it>
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On Mon, 12 Dec 2016, Eduardo Valentin wrote:

> > > drivers/thermal/built-in.o: In function `type_show.lto_priv.33':
> > > (.text+0x3d80): multiple definition of `type_show.lto_priv.33'
> > > drivers/base/built-in.o:(.text+0x2a40): first defined here
> > > 
> > can you illustrate how to reproduce this problem?
> 
> same here. I am not able to see this. Can you please describe your
> environment?

I'm pretty sure he's experimenting with LTO and hitting the LTO phase 
getting link-time symbol conflicts between definitions coming from thermal 
and base. I'd even say this to be a toolchain bug, given the fact that 
both symbols are static.

-- 
Jiri Kosina
SUSE Labs

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Re: [PATCH] Fix multiple definition error under lto Zhang Rui <rui.zhang@intel.com> - 2016-12-12 04:50 +0100
  Re: [PATCH] Fix multiple definition error under lto Eduardo Valentin <edubezval@gmail.com> - 2016-12-13 04:20 +0100
    Re: [PATCH] Fix multiple definition error under lto Jiri Kosina <jikos@kernel.org> - 2016-12-13 16:10 +0100

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