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From: Christian Biesinger <cbiesinger@google.com>
To: Simon Marchi <simark@simark.ca>
Cc: Alan Modra <amodra@gmail.com>,
	binutils@sourceware.org,
	 gdb-patches <gdb-patches@sourceware.org>
Subject: Re: PR25993, read of freed memory
Date: Tue, 19 May 2020 13:58:46 -0500	[thread overview]
Message-ID: <CAPTJ0XGmNaywjnzwZfzewo2ngUdn8cGR-9p-dawSYv7v8J-VLQ@mail.gmail.com> (raw)
In-Reply-To: <d4b55136-abd9-6281-a62e-72ac35690bd5@simark.ca>

On Tue, May 19, 2020 at 12:27 PM Simon Marchi <simark@simark.ca> wrote:
>
> On 2020-05-19 1:25 p.m., Christian Biesinger wrote:
> > On Tue, May 19, 2020 at 8:27 AM Simon Marchi <simark@simark.ca> wrote:
> >> Can you please change `char *name` to be `gdb::optional<std::string>`?
> >>
> >> The caller that passes a name should use string_printf to build the string, as mentioned
> >> above.  The caller that does not pass a name can pass `{}`, to pass an empty optional.
> >
> > We may want to add C++17's std::nullopt to gdb::optional, to make it
> > clearer what's going on there. Then you could pass gdb::nullopt
> > instead of {}.
>
> If it's technically possible, I completely agree.

Yep, it is. Sent a patch to add it.

Christian


  reply	other threads:[~2020-05-19 18:59 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-19  4:32 Alan Modra
2020-05-19 13:27 ` Simon Marchi
2020-05-19 17:25   ` Christian Biesinger
2020-05-19 17:26     ` Simon Marchi
2020-05-19 18:58       ` Christian Biesinger [this message]
2020-05-19 19:37   ` Pedro Alves
2020-05-19 19:38     ` Simon Marchi
2020-05-19 23:40   ` Alan Modra
2020-05-20  0:19     ` Simon Marchi
2020-05-20  1:51       ` Alan Modra

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