https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100182

--- Comment #31 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to H.J. Lu from comment #30)
> (In reply to Uroš Bizjak from comment #29)
> > (In reply to H.J. Lu from comment #28)
> > > 29_atomics/atomic_ref/wait_notify.c has the same issue on Linux/x86-64 
> > > with
> > > -m32:
> > 
> > Are you sure? The mentioned peephole2 patterns now emit only x87 or SSE
> > DFmode loads/stores that are guaranteed to be atomic.
> 
> It does happen, but not very often.

OK, I will simply remove *all* these peephole2s.

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