linux-kernel - Re: [PATCH 3/8] riscv: init: merge split string literals in preprocessor directive

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Date:   Fri, 18 Oct 2019 06:02:38 +0200
From:   Luc Van Oostenryck <luc.vanoostenryck@...il.com>
To:     Paul Walmsley <paul.walmsley@...ive.com>
Cc:     linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/8] riscv: init: merge split string literals in
 preprocessor directive

On Thu, Oct 17, 2019 at 05:49:24PM -0700, Paul Walmsley wrote:
> sparse complains loudly when string literals associated with
> preprocessor directives are split into multiple, separately quoted
> strings across different lines:

...
 
>  #ifndef __riscv_cmodel_medany
> -#error "setup_vm() is called from head.S before relocate so it should "
> -	"not use absolute addressing."
> +#error "setup_vm() is called from head.S before relocate so it should not use absolute addressing."
>  #endif

Using a blacslash should do the trick :
	#error "blablablablablablablablablablablabla" \
			"and blablabla again"
Or if need I cn fix Sparse if needed and desiable.
 
Best regards
-- Luc Van Oostenryck