Re: [RFA/RFC] testsuite: gdb_run_cmd tweak

[Michael Snyder <msnyder@redhat.com>]

Stan Shebs wrote:
> Michael Snyder wrote:
> 
>> Stan Shebs wrote:
>>
>>> Michael Snyder wrote:
>>>
>>>> This just adds a regular expression to prevent gdb_run_cmd
>>>> from choking on the msg that gdb emits when it detects that
>>>> the file has changed and re-reads the symbols.
>>>>
>>>> I honestly don't remember the circumstances that caused me
>>>> to add this -- it's been sitting in my sandbox for a while.
>>>> Thought it would be better to offer it up than to throw it
>>>> away...
>>>
>>>
>>>
>>>
>>> Wouldn't a message like this be symptomatic of failure
>>> in GDB's executable date detection code, or in the executable
>>> production bits?
>>
>>
>>
>> If I understand it, we get that message precisely when
>> gdb's executable date detection code works as intended.
>> It discovers that the executable's modification date has
>> changed, and therefore re-reads the symbols.
> 
> 
> But when would that happen while running the testsuite?
> I would expect that the executable is left alone between run
> commands - if GDB thinks it needs to re-read symbols between
> run commands on the same executable, that seems like a GDB
> bug and a performance loss to boot.

OK, let's drop it then.  As I say, I don't remember
why I did it in the first place.