Re: [RFA/RFC] testsuite: gdb_run_cmd tweak

[Michael Snyder <msnyder@redhat.com>]

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.

 > I think we'd only want this suppression
> if the situation were explicitly known to be unavoidable,
> like an outside compiler we couldn't control, or a known
> OS bug, and even then we'd want to conditionalize on config.
> 
> Stan
> 
>