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Re: [PATCH 4/5]: Enhancements to "flags": i386 cleanup
- From: Doug Evans <dje at google dot com>
- To: Pedro Alves <palves at redhat dot com>
- Cc: gdb-patches <gdb-patches at sourceware dot org>, cole945 at gmail dot com
- Date: Fri, 22 Jul 2016 12:16:09 -0700
- Subject: Re: [PATCH 4/5]: Enhancements to "flags": i386 cleanup
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On Wed, Jul 20, 2016 at 11:17 AM, Pedro Alves <email@example.com> wrote:
> Hi Doug,
> On 02/29/2016 11:09 PM, Doug Evans wrote:
>> This patch just simplifies things by removing the "end" spec in
>> i386 eflags definitions, and is otherwise a nop.
>> I removed them because they're redundant.
> I noticed that this makes older gdbs reject the new target descriptions.
> E.g., gdb 7.11.1 against master gdbserver:
> Remote debugging using :9999
> warning: while parsing target description (at line 24): Field "CF" has neither type nor bit position
> warning: Could not load XML target description; ignoring
> Reverting the patch makes old gdb grok the tdesc again (git revert 49b7ae7bb8f2).
> Since it was meant as a cleanup, I think we should revert
> it on grounds of avoiding a back compatibility break. WDYT?
Fine by me.