Re: [RFA/RFC] testsuite: gdb_run_cmd tweak

[Paul Gilliam <pgilliam@us.ibm.com>]

On Monday 18 April 2005 15:59, Michael Snyder wrote:
> 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.
> 

Before you drop this, a question: Is there a test in the testsuite that
does expect this message?  It would be easyish to create the conditions
on purpose so as to test GDB's responce.

-=# Paul #=-