Andres Freund <andres(at)anarazel(dot)de> writes:
> * The signal handling, sinval, client communication changes. Little to
> none problems so far, but it's complex stuff. These changes are an
> example of potential for problems due to changes to reduce
> complexity...
As far as that goes, it's quite clear from the buildfarm that the
atomics stuff is not very stable on non-mainstream architectures.
regards, tom lane