[PATCH][V2] dwarf.exp: Allow generating a stub .debug_line section

[Doug Evans]

On Mon, Mar 30, 2015 at 12:48 PM, Petr Machata <pmachata@redhat.com> wrote:
> Doug Evans <dje@google.com> writes:
>
>>  > +  if { "$label" != "" } {
>>  > +      $label:
>>  > +  }
>>
>> Should this be:
>>
>>       if { "$label" != "" } {
>>           _emit "$label:"
>>       }
>
> No, it's calling the function named "$label:".  To define the label that
> the user supplied.  Would this make it clearer?
>
> --- a/gdb/testsuite/lib/dwarf.exp
> +++ b/gdb/testsuite/lib/dwarf.exp
> @@ -1165,6 +1165,7 @@ namespace eval Dwarf {
>         _section $section
>
>         if { "$label" != "" } {
> +           # Define the user-provided label at this point.
>             $label:
>         }
>
>
> Thanks,
> Petr

That helps enough.
Thanks.