linux-kernel - RE: [PATCH next 2/5] minmax: Allow min()/max()/clamp() if the arguments have the same signedness.

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Message-ID: <350c7fe495424138afd15d797830c417@AcuMS.aculab.com>
Date:   Wed, 26 Jul 2023 08:30:59 +0000
From:   David Laight <David.Laight@...LAB.COM>
To:     'kernel test robot' <lkp@...el.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        'Andy Shevchenko' <andriy.shevchenko@...ux.intel.com>,
        'Andrew Morton' <akpm@...ux-foundation.org>,
        "Matthew Wilcox (Oracle)" <willy@...radead.org>,
        Christoph Hellwig <hch@...radead.org>,
        "Jason A. Donenfeld" <Jason@...c4.com>
CC:     "llvm@...ts.linux.dev" <llvm@...ts.linux.dev>,
        "oe-kbuild-all@...ts.linux.dev" <oe-kbuild-all@...ts.linux.dev>,
        "Linux Memory Management List" <linux-mm@...ck.org>
Subject: RE: [PATCH next 2/5] minmax: Allow min()/max()/clamp() if the
 arguments have the same signedness.

From: kernel test robot
> Sent: 25 July 2023 16:58
> 
> kernel test robot noticed the following build errors:
> 
...
> 
>    In file included from init/calibrate.c:8:
> >> include/linux/jiffies.h:427:28: error: call to undeclared function 'static_assert'; ISO C99 and
> later do not support implicit function declarations [-Wimplicit-function-declaration]
>      427 |         return jiffies_to_clock_t(max(0L, delta));
>          |                                   ^
...
>    include/linux/minmax.h:29:3: note: expanded from macro '__cmp_once'
>       29 |                 static_assert(__types_ok(x, y),         \

This is fixed by the earlier patch:
[PATCH v1 1/1] minmax: Fix header inclusions

which adds #include <linux/build_bug.h> and thus defines static_assert().

Can I just assume that will be applied?

	David

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