Re: [PATCH] testsuite/gdb.dwarf2: Fix for dw2-ifort-parameter failure on ARM

[Pedro Alves <palves@redhat.com>]

On 01/16/2014 01:55 PM, Omair Javaid wrote:
>> > diff --git a/gdb/testsuite/gdb.dwarf2/dw2-ifort-parameter.c b/gdb/testsuite/gdb.dwarf2/dw2-ifort-parameter.c
>> > index 361c44d..c866b0f 100644
>> > --- a/gdb/testsuite/gdb.dwarf2/dw2-ifort-parameter.c
>> > +++ b/gdb/testsuite/gdb.dwarf2/dw2-ifort-parameter.c
>> > @@ -29,3 +29,9 @@ main (void)
>> >    func ();
>> >    return 0;
>> >  }
>> > +
>> > +/* Addresses represented as data symbols, thus without Thumb (etc.)
>> > +   mode bits.  The dw2-ifort-parameter-debug.S file uses this as
>> > +   func's low_pc/high_pc.  */
>> > +extern void *func_addr __attribute__ ((alias ("func")));
>> > +extern void *main_addr __attribute__ ((alias ("main")));
> Patch doesnt fix the issue and builds after making changes to alias definition like:

Odd.  Are you saying the patch didn't build for you?  It did for
me, in Thumb mode, and the debug info I saw looked right (no
thumb bit).

> extern void func_addr() __attribute__ ((alias ("func")));
> extern void main_addr() __attribute__ ((alias ("main")));

...
> but issues remains the same.

That's expected, as the whole point was making a data symbol
(void *), but that change makes it a function again (thus
ends up with the thumb bit set again).

-- 
Pedro Alves