Re: clang build error on i686

[Richard Henderson]

On 7/11/21 10:50 AM, Peter Maydell wrote:
> > > > Lots of errors like:
> > > >
> > > > /usr/bin/ld: libqemu-aarch64-softmmu.fa.p/accel_tcg_cputlb.c.o: in
> > > > function `helper_atomic_cmpxchgq_le_mmu':
> > > > /builddir/build/BUILD/qemu-6.0.0/accel/tcg/atomic_template.h:86:
> > > > undefined reference to `__atomic_compare_exchange_8'
> > > > /usr/bin/ld: libqemu-aarch64-softmmu.fa.p/accel_tcg_cputlb.c.o: in
> > > > function `helper_atomic_xchgq_le_mmu':
> > > > /builddir/build/BUILD/qemu-6.0.0/accel/tcg/atomic_template.h:134:
> > > > undefined reference to `__atomic_exchange_8'
...
> The first part of the problem isn't just a warning, though -- it's clang
> actually emitting calls to libatomic.

I wasn't able to reproduce this part, only the compile-time warning.


r~