linux-kernel - Re: new objtool warnings with gcc-14

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Message-ID: <20240807141801.GB31338@noisy.programming.kicks-ass.net>
Date: Wed, 7 Aug 2024 16:18:01 +0200
From: Peter Zijlstra <peterz@...radead.org>
To: Arnd Bergmann <arnd@...db.de>
Cc: Josh Poimboeuf <jpoimboe@...nel.org>, linux-kernel@...r.kernel.org,
	x86@...nel.org
Subject: Re: new objtool warnings with gcc-14

On Wed, Aug 07, 2024 at 03:56:45PM +0200, Arnd Bergmann wrote:
> I see some objtool warnings with gcc-14.2.0 that I don't show
> up on gcc-14.1 or older:
> 
> vmlinux.o: warning: objtool: adis16260_write_raw() falls through to next function adxrs290_read_avail()
> vmlinux.o: warning: objtool: adis16400_write_raw() falls through to next function adis16400_show_flash_count()
> vmlinux.o: warning: objtool: x86_init_dev_msi_info+0x61: relocation to !ENDBR: irq_chip_retrigger_hierarchy+0x0
> vmlinux.o: warning: objtool: rza1_irqc_probe+0x257: relocation to !ENDBR: irq_chip_retrigger_hierarchy+0x0
> vmlinux.o: warning: objtool: .export_symbol+0x5908: data relocation to !ENDBR: irq_chip_retrigger_hierarchy+0x0
> vmlinux.o: warning: objtool: .export_symbol+0x35b18: data relocation to !ENDBR: stpcpy+0x0

https://gcc.gnu.org/PR116174

As such, I've been blissfully ignoring all GCC-14 issues.