Re: segfault in geqo on experimental gcc animal

2019-11-18 Thread Fabien COELHO
Hello Martin, The issue is resolved now and tests are fine for me. I recompiled gcc trunk and the moonjelly is back to green. Thanks! -- Fabien.

Re: segfault in geqo on experimental gcc animal

2019-11-18 Thread Martin Liška
Hello. The issue is resolved now and tests are fine for me. Martin On Fri, 15 Nov 2019 at 13:11, Martin Liška wrote: > > Heh, it's me who now breaks postgresql build: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92529 > > Martin > > On Fri, 15 Nov 2019 at 13:01, Fabien COELHO > wrote: > > >

Re: segfault in geqo on experimental gcc animal

2019-11-15 Thread Martin Liška
Heh, it's me who now breaks postgresql build: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92529 Martin On Fri, 15 Nov 2019 at 13:01, Fabien COELHO wrote: > > > > Yes, after the revision I see other failing tests like: > > Indeed, I can confirm there are still 18/195 fails with the updated gcc.

Re: segfault in geqo on experimental gcc animal

2019-11-15 Thread Martin Liška
Yes, after the revision I see other failing tests like: ... select_having... ok 16 ms subselect... FAILED 92 ms union... FAILED 77 ms case ... ok 32 ms join

Re: segfault in geqo on experimental gcc animal

2019-11-15 Thread Fabien COELHO
Yes, after the revision I see other failing tests like: Indeed, I can confirm there are still 18/195 fails with the updated gcc. I'm going to investigate that and will inform you guys. Great, thanks! -- Fabien.

Re: segfault in geqo on experimental gcc animal

2019-11-14 Thread Fabien COELHO
Yep, I build periodically PostgreSQL package in openSUSE with the latest GCC and so that I identified that and isolated to a simple test-case. I would expect a fix today or tomorrow. Indeed, the gcc issue reported seems fixed by gcc r278259. I'm updating moonjelly gcc to check if this solve

Re: segfault in geqo on experimental gcc animal

2019-11-14 Thread Martin Liška
Hi. Yep, I build periodically PostgreSQL package in openSUSE with the latest GCC and so that I identified that and isolated to a simple test-case. I would expect a fix today or tomorrow. See you, Martin On Thu, 14 Nov 2019 at 16:46, Fabien COELHO wrote: > > > Hello, > > I did a (slow) dichotomy

Re: segfault in geqo on experimental gcc animal

2019-11-14 Thread Fabien COELHO
Hello, I did a (slow) dichotomy on gcc sources which determined that gcc r277979 was the culprit, then I started a bug report which showed that the issue was already reported this morning by Martin Liška, including a nice example isolated from sources. See: https://gcc.gnu.org/bugzi

Re: segfault in geqo on experimental gcc animal

2019-11-13 Thread Fabien COELHO
so it sure looks like a gcc upgrade caused the failure. But it's not clear wheter it's a compiler bug, or some undefined behaviour that triggers the bug. Fabien, any chance to either bisect or get a bit more information on the backtrace? There is a promising "keep_error_builds" option in bui

Re: segfault in geqo on experimental gcc animal

2019-11-10 Thread Fabien COELHO
Hello Andres, I don't think there's been any relevant code changes since the last success. last success: 2019-11-09 09:20:28.346 CET [28785:1] LOG: starting PostgreSQL 13devel on x86_64-pc-linux-gnu, compiled by gcc (GCC) 10.0.0 20191102 (experimental), 64-bit first failure: 2019-11-09 11