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Subject: Re: linux-next: Tree for Jul 10
To:     Linus Torvalds <torvalds@linux-foundation.org>
Cc:     Stephen Rothwell <sfr@canb.auug.org.au>,
        Andy Shevchenko <andriy.shevchenko@intel.com>,
        Linux Next Mailing List <linux-next@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
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From:   Randy Dunlap <rdunlap@infradead.org>
Message-ID: <f5a764f8-74d9-c11f-c1d7-2b22fc42f6c6@infradead.org>
Date:   Sun, 12 Jul 2020 19:33:25 -0700
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On 7/12/20 7:27 PM, Linus Torvalds wrote:
> On Sun, Jul 12, 2020 at 7:20 PM Randy Dunlap <rdunlap@infradead.org> wrote:
>>
>>>
>>> Not that I am aware of at the moment.  Does next-20200709 work?  Does
>>> Linus' tree work?  The only obvious thing I can think of is commit
>>
>> I'm hitting this same thing on 5.8-rc5. (x86_64)
>>
>>> 6ec4476ac825 ("Raise gcc version requirement to 4.9")
>>>
>>> The commmit message says:
>>>
>>>     Using _Generic also means that you will need to have a very recent
>>>     version of 'sparse', but thats easy to build yourself, and much less of
>>>     a hassle than some old gcc version can be.
> 
> Yes, you need a very recent version of sparse.
> 
> I was oging to hold off that sparse upgrade requirement for 5.9, but
> we had independent reasons to just say "gcc 4.9", and at that point
> the code that allowed old versions of sparse to work was entirely dead
> outside of sparse.
> 
> Sparse is really easy to build and install as a regular user. Just do
> 
>     mkdir -p ~/src ; cd ~/src
>     git clone git://git.kernel.org/pub/scm/devel/sparse/sparse.git
>     cd sparse
>     make && make install
> 
> and it will install the sparse binaries in your ~/bin directory. No
> need to be root, it just works.

Thanks for replying.

I've already got it built & working.

-- 
~Randy