| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
| Cc: | Dave Cramer <davecramer(at)postgres(dot)rocks>, Michael Paquier <michael(at)paquier(dot)xyz>, Anthony Roberts <anthony(dot)roberts(at)linaro(dot)org>, Daniel Gustafsson <daniel(at)yesql(dot)se>, Lina Iyer <lina(dot)iyer(at)linaro(dot)org>, Mike Holmes <mike(dot)holmes(at)linaro(dot)org>, Peter Eisentraut <peter(at)eisentraut(dot)org>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Subject: | Re: [PATCH] Add native windows on arm64 support |
| Date: | 2024-02-12 20:50:12 |
| Message-ID: | 20240212205012.lt6ct755quznt342@awork3.anarazel.de |
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| Lists: | pgsql-hackers |
Hi,
On 2024-02-12 13:28:40 -0500, Andrew Dunstan wrote:
> On 2024-02-12 Mo 11:44, Dave Cramer wrote:
> > OK, so I have managed to get a debugger attached to postgres.exe when it
> > faults and the fault occurs at
> > https://github.com/postgres/postgres/blob/09eb633e1baa3b7cd7929f3cc77f9c46f63c20b1/src/backend/utils/mmgr/dsa.c#L869
> > span is pointing to 0x0
>
> Further data point. If I select a build type of 'debug' instead of
> 'debugoptimized' the error disappears.
Oh, this is quite interesting. Dave, could you post the backtrace?
I wonder if this indicates that we are either missing memory barriers
somewhere or that the memory barriers we end up with on msvc + arm aren't
correct? Either could explain why the problem doesn't occur when building
with optimizations.
Greetings,
Andres Freund
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