On Thu, Apr 30, 2015 at 10:38 AM, <josh@xxxxxxxxxxxxxxxx> wrote:
>
> I think part of the problem arises because sparse claims (via the
> preprocessor symbols we provide) to be whatever version of GCC it was
> compiled with. I think that's a mistake. We should pick a version of
> GCC for which we support all the attributes we actually need to do
> something with, and advertise ourselves specifically as that version.
Fair enough. Although there may then be headers that are unhappy.
> I suspect that 3.2 is probably the version sparse should claim to be,
> for now.
That may be too old. You can't reliably compile the kernel with gcc
that old (some config options will complain).
At least CONFIG_GCOV_KERNEL wants 3.4 minimum.
Linus
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