From: Andrea Corallo <akrl@sdf.org>
To: Andy Moreton <andrewjmoreton@gmail.com>
Cc: 60996@debbugs.gnu.org
Subject: bug#60996: 29.0.60; Native compile fails to remove temp file for trampoline
Date: Mon, 23 Jan 2023 17:04:30 +0000 [thread overview]
Message-ID: <xjf7cxd9o81.fsf@ma.sdf.org> (raw)
In-Reply-To: <86tu0iwx49.fsf@gmail.com> (Andy Moreton's message of "Sun, 22 Jan 2023 12:51:34 +0000")
Andy Moreton <andrewjmoreton@gmail.com> writes:
> On Sun 22 Jan 2023, Eli Zaretskii wrote:
>
>>> Date: Sat, 21 Jan 2023 22:12:10 +0000
>>> From: Andy Moreton <andrewjmoreton@gmail.com>
>>>
>>> Recently emacs 29 (and master) has started showing an error and
>>> backtrace during startup:
>>>
>>> Debugger entered--Lisp error: (permission-denied "Removing old name"
>>> "Permission denied" "c:/Users/ajm/AppData/Local/Temp/comp-lambda-MTAMbr...")
>>> delete-file("c:/Users/ajm/AppData/Local/Temp/comp-lambda-MTAMbr...")
>>
>> We need a reproducible recipe to investigate this, or results of such
>> investigation by you: which code has the file open when we try
>> deleting it, and why that other code has it open?
>>
>> For a recipe, it should be enough to present a minimal init file which
>> causes the problem (but pleased make it really minimal: as few lines
>> as strictly needed for reproduction)
>
> It may take considerable time and effort to reduce my init file down to a
> simple reproducer...
>
>> Btw, "comp-lambda-MTAMbr..." seems to tell that it's some part of
>> comp.el, which sounds strange: comp.el is supposed to be
>> natively-compiled during the build, and that includes the trampolines
>> for it. Hmm...
>
> The backtrace always seems to contain:
>
> delete file("path/to/comp-lambda-XXXXX.eln")
> comp--native-compile((lambda (...) ...))
> comp-trampoline-compile(function-name)
> comp-subr-trampoline-install(function-name)
> advice--add-function(...)
> advice-add(function-name ...)
>
> So it looks very much like compiling trampolines is involved.
Hello all,
yes I confirm that's a trampoline compilation. The file starts with
"lambda" as the mechanism is the same used for compiling function not
not defined in source files.
Andrea
next prev parent reply other threads:[~2023-01-23 17:04 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-21 22:12 bug#60996: 29.0.60; Native compile fails to remove temp file for trampoline Andy Moreton
2023-01-22 6:17 ` Eli Zaretskii
2023-01-22 12:51 ` Andy Moreton
2023-01-23 17:04 ` Andrea Corallo [this message]
2023-01-23 17:11 ` Eli Zaretskii
2023-01-26 16:50 ` Andrea Corallo
2023-01-26 18:38 ` Eli Zaretskii
2023-01-26 19:46 ` Andrea Corallo
2023-01-26 20:03 ` Eli Zaretskii
2023-01-26 20:25 ` Andrea Corallo
2023-01-27 13:00 ` Eli Zaretskii
2023-01-27 13:56 ` Andrea Corallo
2023-01-26 20:35 ` Eli Zaretskii
2023-01-27 9:51 ` Andrea Corallo
2023-01-28 21:15 ` Andy Moreton
2023-01-29 7:01 ` Eli Zaretskii
2023-01-29 7:23 ` Eli Zaretskii
2023-01-30 10:11 ` Andrea Corallo
2023-01-29 7:47 ` Eli Zaretskii
2023-01-29 11:37 ` Andy Moreton
2023-01-29 13:50 ` Eli Zaretskii
2023-01-29 13:50 ` Eli Zaretskii
2023-01-23 2:30 ` Andy Moreton
2023-01-23 14:58 ` Eli Zaretskii
2023-01-24 1:18 ` Andy Moreton
2023-01-24 12:56 ` Eli Zaretskii
2023-01-24 17:50 ` Eli Zaretskii
2023-01-24 19:12 ` Eli Zaretskii
2023-01-24 22:32 ` Andy Moreton
2023-01-25 11:58 ` Eli Zaretskii
2023-01-25 23:49 ` Andy Moreton
2023-01-26 6:51 ` Eli Zaretskii
2023-01-26 16:57 ` Andrea Corallo
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