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SubjectRe: [PATCH] riscv: pass machine size to sparse
On Mon, May 28, 2018 at 06:35:05PM +0200, Luc Van Oostenryck wrote:
> By default, sparse assumes a 64bit machine when compiled on x86-64
> and 32bit when compiled on anything else.
>
> This can of course create all sort of problems when this doesn't
> correspond to the target's machine size, like issuing false
> warnings like: 'shift too big (32) for type unsigned long' or
> is 64bit while sparse was compiled on a 32bit machine, or worse,
> to not emit legitimate warnings.
>
> Fix this by passing the appropriate -m32/-m64 flag to sparse.

Can we please move this to the common Kbuild code using the
CONFIG_64BIT syombol? This really should not need boiler plate in
every architecture.

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