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From: "Maciej W. Rozycki" <macro@embecosm.com>
To: Simon Sobisch <simonsobisch@web.de>
Cc: gdb-patches@sourceware.org, Andrew Burgess <aburgess@redhat.com>,
	 Simon Marchi <simon.marchi@polymtl.ca>,
	Tom Tromey <tom@tromey.com>
Subject: Re: [PATCH v5 2/8] GDB/Python: Use None for `var_zuinteger_unlimited' value set to `unlimited'
Date: Wed, 30 Mar 2022 12:52:09 +0100 (BST)	[thread overview]
Message-ID: <alpine.DEB.2.20.2203301247460.11552@tpp.orcam.me.uk> (raw)
In-Reply-To: <64cadd4a-fff4-5988-3f2b-1bee9d3ee0e4@web.de>

On Wed, 30 Mar 2022, Simon Sobisch wrote:

> When you get a parameter before and it is an integer you can do integer
> comparisons on it. After the changes it is None and you can't do integer
> comparisons on it (raises an exception).
> 
> So if the bug was introduced to have -1 and it is likely that people
> coded against that: please give them a clue with a note like
> 
> Python scripting: GDB x introduced a bug where `gdb.Parameter()` returns
> '-1' for some Parameters when meaning "unlimited", which is now restored
> to the previous behavior of returning 'None'.
> 
> 
> This will allow people to watch out for this and adjust their scripts to
> check for -1, then set to None (if they care for the buggy versions) and
> compare to "None" in all places.

 If maintainers agree, then I will add such a NEWS entry, however I'd 
rather avoid respinning the series just for such a small update (and 
another mere docs change), so I'll wait for feedback on the code changes 
proper first.

  Maciej

  reply	other threads:[~2022-03-30 11:52 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-30 10:23 [PATCH v5 0/8] gdb: split array and string limiting options Maciej W. Rozycki
2022-03-30 10:23 ` [PATCH v5 1/8] GDB: Remove extraneous full stops from `set' command error messages Maciej W. Rozycki
2022-06-24 14:32   ` Andrew Burgess
2022-06-29 14:29     ` Maciej W. Rozycki
2022-03-30 10:23 ` [PATCH v5 2/8] GDB/Python: Use None for `var_zuinteger_unlimited' value set to `unlimited' Maciej W. Rozycki
2022-03-30 10:35   ` Simon Sobisch
2022-03-30 10:40     ` Maciej W. Rozycki
2022-03-30 10:50       ` Simon Sobisch
2022-03-30 11:52         ` Maciej W. Rozycki [this message]
2022-06-24 14:40   ` Andrew Burgess
2022-06-29 16:48     ` Maciej W. Rozycki
2022-03-30 10:24 ` [PATCH v5 3/8] GDB: Add `NUMBER' completion to `set' integer commands Maciej W. Rozycki
2022-05-25 18:36   ` Bruno Larsen
2022-05-26 10:09     ` Maciej W. Rozycki
2022-05-26 11:46       ` Bruno Larsen
2022-05-26 14:24         ` Maciej W. Rozycki
2022-06-24 15:08   ` Andrew Burgess
2022-06-30 14:24     ` [PATCH v6 " Maciej W. Rozycki
2022-06-30 15:53       ` Eli Zaretskii
2022-06-30 18:59         ` Maciej W. Rozycki
2022-06-30 16:01       ` Andrew Burgess
2022-03-30 10:24 ` [PATCH v5 4/8] GDB/testsuite: Tighten `set print elements' error check Maciej W. Rozycki
2022-06-24 15:09   ` Andrew Burgess
2022-06-29 14:29     ` Maciej W. Rozycki
2022-03-30 10:24 ` [PATCH v5 5/8] GDB/testsuite: Add coverage for `print -elements' command Maciej W. Rozycki
2022-06-24 15:57   ` Andrew Burgess
2022-07-07 11:04     ` Maciej W. Rozycki
2022-03-30 10:24 ` [PATCH v5 6/8] GDB: Allow arbitrary keywords in integer set commands Maciej W. Rozycki
2022-03-30 10:42   ` Simon Sobisch
2022-03-30 10:58     ` Maciej W. Rozycki
2022-06-28 14:04   ` Andrew Burgess
2022-08-17 22:03     ` Maciej W. Rozycki
2022-03-30 10:24 ` [PATCH v5 7/8] GDB: Add a character string limiting option Maciej W. Rozycki
2022-03-30 12:29   ` Eli Zaretskii
2022-03-30 10:24 ` [PATCH v5 8/8] GDB/testsuite: Expand for character string limiting options Maciej W. Rozycki
2022-04-13 11:20 ` [PING][PATCH v5 0/8] gdb: split array and " Maciej W. Rozycki
2022-04-13 12:10   ` Simon Sobisch
2022-04-13 12:18     ` Maciej W. Rozycki
2022-04-20 19:17 ` [PING^2][PATCH " Maciej W. Rozycki
2022-04-26 19:57   ` Simon Sobisch
2022-04-27 12:00     ` Maciej W. Rozycki
2022-04-27 12:02 ` [PING^3][PATCH " Maciej W. Rozycki
2022-05-04 10:05 ` [PING^4][PATCH " Maciej W. Rozycki
2022-05-12 21:20 ` [PING^5][PATCH " Maciej W. Rozycki
2022-05-20 10:49 ` [PING^6][PATCH " Maciej W. Rozycki
2022-05-25 15:52 ` [PING^7][PATCH " Maciej W. Rozycki
2022-05-25 19:20 ` [PATCH " Bruno Larsen
2022-06-02 17:55 ` [PING^8][PATCH " Maciej W. Rozycki
2022-06-07 17:23   ` Simon Sobisch
2022-06-15 22:47 ` [PING^9][PATCH " Maciej W. Rozycki
2022-06-22 11:25 ` [PING^10][PATCH " Maciej W. Rozycki

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