[VTA merge] Some dwarf problems

[Hariharan]

Thanks for the pointer, Jakub.

Cheers
Hari

Jakub Jelinek wrote:
> On Mon, Sep 21, 2009 at 05:04:27PM +0100, Hariharan wrote:
>   
>> Hi Alexandre,
>> I was having some trouble with dwarf sections in picochip port. I am not  
>> a dwarf expert, but when i looked at the changes in r151312, file  
>> dwarf2out.c, function dwarf2out_var_location on line 17965, we have
>>
>>          sprintf (loclabel, "%s-1", last_label);
>>          ...
>>
>> What is last_label-1 supposed to point to?
>>     
>
> See http://gcc.gnu.org/ml/gcc-patches/2009-06/msg01317.html
> for details.  1 byte before last_label label (which is usually right after a
> call insn).  The intent is to have something in the middle of a call insn.
>
> 	Jakub
>