Re: [BUG] Regression in 2.14.90 (relative to 2.13.90)

[Daniel Jacobowitz <drow at mvista dot com>]

On Wed, Nov 26, 2003 at 01:10:15PM +0000, Nick Clifton wrote:
> Hi Daniel,
> 
> >> Please just let gdb ignore such entries with PC=0.
> >
> > No.  A number of embedded targets _do_ have code at PC=0 - including
> > some of the simulator targets (I think), and Harvard architecture
> > processors.  Emitting garbage line info that says code is there is a
> > bug in the debug info producers, not the consumer.
> >
> > GDB already has several hacks to ignore info at 0.  I strongly oppose
> > adding more; as GNU ld gets better at producing correct info the
> > existing ones should be removed.
> 
> Fair enough.
> 
> Is there a way to tell GDB that a particular line table entry is
> invalid ?  Or is the linker supposed to delete such entries entirely
> from the line table ?

I believe the latter.  Can anyone see a use of line table entries which
do not correspond to used code?  I can't think of an example.

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer