[OE-core] OE-Core status with gcc9

[Khem Raj]

On Mon, May 13, 2019 at 8:39 PM Khem Raj <raj.khem at gmail.com> wrote:
>
> On Sun, May 12, 2019 at 1:14 PM Khem Raj <raj.khem at gmail.com> wrote:
> >
> > On Sun, May 12, 2019 at 6:21 AM Richard Purdie
> > <richard.purdie at linuxfoundation.org> wrote:
> > >
> > > I've run some tests and think we're now down to one remaining issue
> > > with gcc 9:
> > >
> > > https://autobuilder.yoctoproject.org/typhoon/#/builders/60/builds/579
> > > https://autobuilder.yoctoproject.org/typhoon/#/builders/55/builds/145
> > >
> >
> > Assembler is not liking what gcc9 is generating
> >
> > HOSTCC scripts/kconfig/conf.o
> > /tmp/ccnMW5be.s: Assembler messages:
> > /tmp/ccnMW5be.s: Internal error (Segmentation fault).
> >
> > I wonder if its a common case or specific here?
> > I will try to reproduce it as well
> >
>
> I am able to get a .s file which crashes assembler on
> qemu. Same file assembles ok with mips cross assembler
> so next I want to get hold of a mips hardware and try
> it on the real h/w, meanwhile if someone has easy access
> to mips and can load core-image-sato-sdk on it then I can
> provide the asm file which crashes assembler
>
got some more time to narrow it down.
works with musl+gcc-9
works with glibc+clang-8
works with musl+Clang-8

so only glibc+gcc-9 combo is one which exhibits the issue

> > > which is a kernel "make scripts" segfaulting on target on mips and
> > > hence failing to build kernel modules. If we can get that one fixed
> > > we're good from an OE-Core perspective to move to gcc 9.
> > >
> > > I have to recognise the work Khem has put in getting us this close!
> > >
> > > Cheers,
> > >
> > > Richard
> > >