From: Tom Tromey <tom@tromey.com>
To: "Maciej W. Rozycki" <macro@embecosm.com>
Cc: Tom Tromey <tom@tromey.com>,
gdb-patches@sourceware.org,
Andrew Burgess <aburgess@redhat.com>,
Richard Bunt <Richard.Bunt@arm.com>
Subject: Re: [PATCH v3 3/5] GDB: Only make data actually retrieved into value history available
Date: Fri, 10 Feb 2023 14:11:58 -0700 [thread overview]
Message-ID: <87357dxm1t.fsf@tromey.com> (raw)
In-Reply-To: <alpine.DEB.2.20.2302011301410.7841@tpp.orcam.me.uk> (Maciej W. Rozycki's message of "Fri, 10 Feb 2023 14:18:14 +0000 (GMT)")
>>>>> "Maciej" == Maciej W Rozycki <macro@embecosm.com> writes:
>> I'm struggling to understand why this is needed.
>> Like it seems to me that a value should always report that bytes outside
>> of its content range are unavailable.
Maciej> I have investigated whether a check based solely on the length of the
Maciej> data type associated with the value recorded would do, but that triggered
Maciej> Python regressions:
Interesting, thanks. I guess the issue here is we don't know how big
the value should be in the "struct hack" case.
Tom
next prev parent reply other threads:[~2023-02-10 21:12 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-23 23:00 [PATCH v3 0/5] gdb: introduce limited array lengths while printing values Maciej W. Rozycki
2023-01-23 23:13 ` [PATCH v3 1/5] GDB: Ignore `max-value-size' setting with value history accesses Maciej W. Rozycki
2023-01-31 17:58 ` Tom Tromey
2023-02-10 14:17 ` Maciej W. Rozycki
2023-01-23 23:13 ` [PATCH v3 2/5] GDB: Fix the mess with value byte/bit range types Maciej W. Rozycki
2023-01-31 18:09 ` Tom Tromey
2023-02-10 14:18 ` Maciej W. Rozycki
2023-02-10 14:49 ` Tom Tromey
2023-01-23 23:14 ` [PATCH v3 3/5] GDB: Only make data actually retrieved into value history available Maciej W. Rozycki
2023-01-31 18:47 ` Tom Tromey
2023-02-10 14:18 ` Maciej W. Rozycki
2023-02-10 21:11 ` Tom Tromey [this message]
2023-01-23 23:14 ` [PATCH v3 4/5] GDB/testsuite: Add `-nonl' option to `gdb_test' Maciej W. Rozycki
2023-01-31 19:02 ` Tom Tromey
2023-01-23 23:14 ` [PATCH v3 5/5] GDB: Introduce limited array lengths while printing values Maciej W. Rozycki
2023-01-24 12:59 ` Eli Zaretskii
2023-01-31 20:49 ` Tom Tromey
2023-02-10 14:18 ` Maciej W. Rozycki
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