Re: [PATCH] ACPI: replace strlen("string") with sizeof("string") -1

On Mon, Jul 30, 2012 at 4:26 PM, Ian Campbell [off-list ref] wrote:

I thought gcc optimised strlen("string literal") into a compile time
constant too. It does in a little userspace test I just wrote, but I
didn't look at its behaviour with the kernel's strlen.

It depends whether you use the built-in strlen() or not.
AFAIK the kernel does not use the built-in variant.

-- 
Thanks,
//richard