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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Marina Polyakova <m.polyakova@postgrespro.ru>
cc: Andres Freund <andres@anarazel.de>, pgsql-hackers@postgresql.org,
        Alvaro Herrera <alvherre@alvh.no-ip.org>
Subject: Re: master make check fails on Solaris 10
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Comments: In-reply-to Marina Polyakova <m.polyakova@postgrespro.ru>
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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