On 7/12/20 7:27 PM, Linus Torvalds wrote: > On Sun, Jul 12, 2020 at 7:20 PM Randy Dunlap <rdunlap@xxxxxxxxxxxxx> 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