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Re: "ERROR: latch already owned" on gharial

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Noah Misch <noah@leadboat.com>
Cc: Andres Freund <andres@anarazel.de>, CM Team <cm@enterprisedb.com>, Thomas Munro <thomas.munro@gmail.com>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2022-05-25T14:25:33Z
Lists: pgsql-hackers 
Noah Misch <noah@leadboat.com> writes:
> +1, this is at least the third non-obvious miscompilation from gharial.

Is there any evidence that this is a compiler-sourced problem?
Maybe it is, but it's sure not obvious to me (he says, eyeing his
buildfarm animals with even older gcc versions).

			regards, tom lane

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Add debugging help in OwnLatch().

  2. Add barriers to the latch code.