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From: Tom Tromey <tromey@redhat.com>
To: Hui Zhu <teawater@gmail.com>
Cc: Yao Qi <yao@codesourcery.com>,
	gdb-patches ml <gdb-patches@sourceware.org>,
	       Joel Brobecker <brobecker@adacore.com>
Subject: Re: [PATCH/7.6] Fix wrong release (maybe crash GDB) in build_target_command_list
Date: Wed, 24 Apr 2013 20:36:00 -0000	[thread overview]
Message-ID: <877gjsndpv.fsf@fleche.redhat.com> (raw)
In-Reply-To: <CANFwon1pQsGrSc-jW=083V0xfJkDOJB8b459baoU-aoHjy1-UA@mail.gmail.com>	(Hui Zhu's message of "Wed, 24 Apr 2013 23:21:44 +0800")

>>>>> "Hui" == Hui Zhu <teawater@gmail.com> writes:

Hui> I tried but looks free conditions cannot crash GDB.  :(

I was wondering if there could be a non-crashing reproducer.
It seems a little tricky.

I think this particular patch is ok without a test though.
Please check it in.

>> The "continue" seems to mean that null_command_or_parse_error will not
>> be set in the "parse error" case.

Hui> I think it is right, because even if one of breakpoint loc doesn't
Hui> have commands.  GDB still need send other commands to target.

I think that would be an argument for removing the "break" -- but not
necessarily for keeping the "continue".

The "return" in the null_command_or_parse_error case also seems weird to
me, but I didn't think hard about it.

Tom


  reply	other threads:[~2013-04-24 15:35 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-24 15:35 Hui Zhu
2013-04-24 17:48 ` Tom Tromey
2013-04-24 19:13   ` Hui Zhu
2013-04-24 20:36     ` Tom Tromey [this message]
2013-04-25 12:49       ` Hui Zhu
2013-04-25 15:18         ` Joel Brobecker
2013-04-25 17:25           ` Hui Zhu
2013-04-24 18:58 ` Yao Qi

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