| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Marina Polyakova <m(dot)polyakova(at)postgrespro(dot)ru> |
| Cc: | vitus(at)wagner(dot)pp(dot)ru, Andres Freund <andres(at)anarazel(dot)de>, pgsql-hackers(at)postgresql(dot)org, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
| Subject: | Re: master make check fails on Solaris 10 |
| Date: | 2018-01-17 15:07:37 |
| Message-ID: | 16720.1516201657@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Marina Polyakova <m(dot)polyakova(at)postgrespro(dot)ru> writes:
> investigating the regression diffs, we found out that the error occurs
> when we pass int128 as not the first argument to the function (perhaps
> its value is replaced by the value of some address):
> ...
> Based on this, we modified the test program (see attached). Here is its
> output on Solaris 10 for different alignments requirements for int128
> (on my machine where make check-world passes everything is OK)
> (ALIGNOF_PG_INT128_TYPE is 16 on Solaris 10):
Excellent. This fails the same way on gcc 5.2.0 and 5.5.0?
> Maybe some pass test from int128test2.c can be used to test __int128?
Yeah, I can work with this. What I propose to do is use a somewhat
stripped-down version of this test as an AC_RUN_IFELSE test normally,
but if cross-compiling, fall back to just seeing if we can link.
Thanks for investigating!
regards, tom lane
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