From: Matt Rice <ratmice@gmail.com>
To: Paul_Koning@dell.com
Cc: gdb@sourceware.org
Subject: Re: Python: should gdb.Value array indexing check bounds?
Date: Tue, 20 Sep 2011 16:12:00 -0000 [thread overview]
Message-ID: <CACTLOFoWxg5JRkLN0406RL1n7Ku2F6GQxYV_R8McJ2_dQeMhOw@mail.gmail.com> (raw)
In-Reply-To: <09787EF419216C41A903FD14EE5506DD03094C6D5D@AUSX7MCPC103.AMER.DELL.COM>
On Tue, Sep 20, 2011 at 9:04 AM, <Paul_Koning@dell.com> wrote:
> Currently, if a gdb.Value object corresponds to an array, array indexing is done C-style: no bounds checking, just pointer arithmetic. That's somewhat unnatural to Python. Should it do a range check instead, and raise IndexError for out of range index values?
>
> That wouldn't affect indexing of pointers, since those don't have a range so the only possible approach is the C one.
I'd think no because of things like:
http://gcc.gnu.org/onlinedocs/gcc-4.1.2/gcc/Zero-Length.html
(which is possible with non-zero length arrays also).
next prev parent reply other threads:[~2011-09-20 16:12 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-20 16:05 Paul_Koning
2011-09-20 16:12 ` Matt Rice [this message]
[not found] ` <09787EF419216C41A903FD14EE5506DD03094C6D7D@AUSX7MCPC103.AMER.DELL.COM>
2011-09-20 16:19 ` Paul Koning
2011-10-05 18:08 ` Tom Tromey
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