Marina Polyakova <m.polyakova@postgrespro.ru> writes:
> On 12-01-2018 14:05, Marina Polyakova wrote:
>> - on the previous commit (272c2ab9fd0a604e3200030b1ea26fd464c44935)
>> the same failures occur (see the attached regression diffs and
>> output);
>> - on commit bf54c0f05c0a58db17627724a83e1b6d4ec2712c make check-world
>> passes.
>> I'll try to find out from what commit it started..
> Binary search has shown that all these failures begin with commit
> 7518049980be1d90264addab003476ae105f70d4 (Prevent int128 from requiring
> more than MAXALIGN alignment.).
Hm ... so apparently, that compiler has bugs in handling nondefault
alignment specs. You said upthread it was gcc, but what version
exactly?
regards, tom lane