linux-kernel - Re: {standard input}:211: Error: operand out of range (128 is not between -128 and 127)

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Message-ID: <20191120123050.GQ20752@bombadil.infradead.org>
Date:   Wed, 20 Nov 2019 04:30:50 -0800
From:   Matthew Wilcox <willy@...radead.org>
To:     kbuild test robot <lkp@...el.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: Re: {standard input}:211: Error: operand out of range (128 is not
 between -128 and 127)

On Wed, Nov 20, 2019 at 06:31:38PM +0800, kbuild test robot wrote:
> Hi Matthew,
> 
> FYI, the error/warning still remains.

That's because gcc-7.4.0 is still buggy on arc.

> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   c74386d50fbaf4a54fd3fe560f1abc709c0cff4b
> commit: 5a74ac4c4a97bd8b7dba054304d598e2a882fea6 idr: Fix idr_get_next_ul race with idr_remove
> date:   3 weeks ago
> config: arc-defconfig (attached as .config)
> compiler: arc-elf-gcc (GCC) 7.4.0