From: Jan Beulich <jbeulich@suse.com>
To: Tsukasa OI <research_trasio@irq.a4lg.com>
Cc: binutils@sourceware.org, Nick Clifton <nickc@redhat.com>
Subject: Re: [PATCH 1/1] bfd: Stop using -Wstack-usage=262144 when built with Clang
Date: Tue, 13 Sep 2022 15:44:10 +0200 [thread overview]
Message-ID: <077641fe-f70d-2f25-d539-50198eb97284@suse.com> (raw)
In-Reply-To: <9edb72a280d3be93753afd29cfc2084d8a27fc14.1663073944.git.research_trasio@irq.a4lg.com>
On 13.09.2022 14:59, Tsukasa OI wrote:
> Some components of GNU Binutils will pass "-Wstack-usage=262144" when
> "GCC >= 5.0" is detected. However, Clang does not support "-Wstack-usage",
> despite that related configuration part in bfd/warning.m4 handles the latest
> Clang (15.0.0 as of this writing) as "GCC >= 5.0".
>
> The option "-Wstack-usage" was ignored when the first version of Clang is
> released but even this "ignoring" behavior is removed before Clang 4.0.0.
> So, if we give Clang "-Wstack-usage=262144", it generates a warning, making
> the build failure.
While not exactly the same, how about passing -Wframe-larger-than= when
it's (new enough) Clang, instead of not passing any such option?
Jan
next prev parent reply other threads:[~2022-09-13 13:44 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-13 12:59 [PATCH 0/1] " Tsukasa OI
2022-09-13 12:59 ` [PATCH 1/1] " Tsukasa OI
2022-09-13 13:44 ` Jan Beulich [this message]
2022-09-13 15:29 ` Tsukasa OI
2022-09-14 5:17 ` Alan Modra
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