On Mon, Jul 30, 2012 at 4:26 PM, Ian Campbell <ijc@xxxxxxxxxxxxxx> 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
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