linux-kernel - Re: [PATCH v2 1/2] selftests/lib.mk: handle both LLVM=1 and CC=clang builds

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Message-ID: <720aa2c5-5cc0-4021-ae0e-8fc4a78995e3@sirena.org.uk>
Date: Tue, 4 Jun 2024 14:14:51 +0100
From: Mark Brown <broonie@...nel.org>
To: Nathan Chancellor <nathan@...nel.org>
Cc: John Hubbard <jhubbard@...dia.com>, Shuah Khan <shuah@...nel.org>,
	Muhammad Usama Anjum <usama.anjum@...labora.com>,
	Beau Belgrave <beaub@...ux.microsoft.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Naresh Kamboju <naresh.kamboju@...aro.org>,
	Nick Desaulniers <ndesaulniers@...gle.com>,
	Justin Stitt <justinstitt@...gle.com>,
	Bill Wendling <morbo@...gle.com>, sunliming <sunliming@...inos.cn>,
	Masami Hiramatsu <mhiramat@...nel.org>,
	Valentin Obst <kernel@...entinobst.de>,
	linux-kselftest@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>, llvm@...ts.linux.dev,
	Ryan Roberts <ryan.roberts@....com>
Subject: Re: [PATCH v2 1/2] selftests/lib.mk: handle both LLVM=1 and CC=clang
 builds

On Mon, Jun 03, 2024 at 03:47:06PM -0700, Nathan Chancellor wrote:
> On Mon, Jun 03, 2024 at 04:32:30PM +0100, Mark Brown wrote:

> > ICBW but I believe there are still some architectures with clang but not
> > lld support where there's a use case for using CC=clang.

> Does CC=clang even work for the selftests? lib.mk here uses 'CC :=' so
> won't CC=clang get overridden to CC=$(CROSS_COMPILE)gcc?

No idea, it's not a configuration I'm interested in myself.

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