[avr] gas support for cfi info

[Tristan Gingold]

On Feb 17, 2011, at 5:12 PM, Richard Henderson wrote:

> On 02/16/2011 02:47 PM, Petr Hluzín wrote:
>> What should I look for when testing?
> 
> Run the gdb testsuite with dwarf-3 enabled.  Either by editing the
> default in the compiler, or by some dejagnu argument that compiles
> the tests with -gdwarf-3.

Note that gdb includes an avr simulator (if this could simplify your testing).