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From: Mark Wielaard <mark@klomp.org>
To: "Dmitry V. Levin" <ldv@altlinux.org>
Cc: elfutils-devel@sourceware.org
Subject: Re: [PATCH] src: add -Wno-error=stack-usage= to AM_LDFLAGS
Date: Wed, 8 Sep 2021 23:59:26 +0200	[thread overview]
Message-ID: <YTkyPkdzeucNBjbJ@wildebeest.org> (raw)
In-Reply-To: <20210906005904.GA6598@altlinux.org>

Hi Dmitry,

On Mon, Sep 06, 2021 at 03:59:05AM +0300, Dmitry V. Levin wrote:
> While -Wstack-usage= is already excluded from AM_CFLAGS for various
> tools in src using *_no_Wstack_usage variables, this obviously does not
> help when LTO is enabled, so add -Wno-error=stack-usage= to AM_LDFLAGS
> for linking tools in src.

I didn't know it worked to pass warning flags to the compiler during
linking for lto. That is really useful in this case. Of course maybe
we really should get rid of the unbounded stack allocations in the
first place. But till we do, we need this to build with lto enabled.

Please apply.

Thanks,

Mark

      reply	other threads:[~2021-09-08 21:59 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-06  0:59 Dmitry V. Levin
2021-09-08 21:59 ` Mark Wielaard [this message]

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