From: Tom Tromey <tom@tromey.com>
To: Joel Brobecker <brobecker@adacore.com>
Cc: gdb-patches@sourceware.org, Tom Tromey <tom@tromey.com>
Subject: Re: [pushed+RFC] C++ exception during command triggers stale cleanup internal-warning
Date: Tue, 22 May 2018 14:58:00 -0000 [thread overview]
Message-ID: <87lgcbg2yu.fsf@tromey.com> (raw)
In-Reply-To: <1526999977-126638-1-git-send-email-brobecker@adacore.com> (Joel Brobecker's message of "Tue, 22 May 2018 10:39:36 -0400")
>>>>> "Joel" == Joel Brobecker <brobecker@adacore.com> writes:
Joel> There was a small bug in Tom's patch that caused the execution
Joel> of the "catch assert" command to throw a C++ exception.
Sorry about that.
Joel> But at the same time, this leads me to believe we may have a weakness
Joel> top.c::execute_command, which installs a cleanup, and "forgets" to
Joel> discard it when C++ exceptions are raised.
My view was always that dangling cleanups are nearly always bugs; with
the exceptions being functions that either mention "cleanup" in the name
or return a cleanup.
I'm still hoping that we can just remove all cleanups and not have to
deal with the issue any more.
Tom
next prev parent reply other threads:[~2018-05-22 14:49 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-19 20:37 [RFA 0/3] More Ada cleanup removal Tom Tromey
2018-05-19 16:06 ` [RFA 3/3] Change ada_catchpoint::excep_string to be a std::string Tom Tromey
2018-05-21 1:12 ` Simon Marchi
2018-05-22 14:49 ` [pushed+RFC] C++ exception during command triggers stale cleanup internal-warning Joel Brobecker
2018-05-22 14:50 ` [pushed/Ada] fix "stale cleanup" internal-warning when using "catch assert" command Joel Brobecker
2018-05-22 14:58 ` Tom Tromey [this message]
2018-05-22 15:48 ` [pushed+RFC] C++ exception during command triggers stale cleanup internal-warning Joel Brobecker
2018-05-19 16:06 ` [RFA 2/3] Remove cleanup from ada_collect_symbol_completion_matches Tom Tromey
2018-05-21 0:09 ` Simon Marchi
2018-05-19 20:37 ` [RFA 1/3] Remove cleanup from ada-lang.c Tom Tromey
2018-05-21 0:06 ` Simon Marchi
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