Re: [PATCH] Prevent GCC from folding inline test functions

Pedro Alves
2015-08-24T16:07:14Z

On 08/24/2015 04:59 PM, Luis Machado wrote:
> On 08/24/2015 12:53 PM, Pedro Alves wrote:
>> On 08/24/2015 04:48 PM, Luis Machado wrote:
>>> --- a/gdb/testsuite/gdb.opt/inline-markers.c
>>> +++ b/gdb/testsuite/gdb.opt/inline-markers.c
>>> @@ -13,7 +13,7 @@
>>> You should have received a copy of the GNU General Public License
>>> along with this program. If not, see <http://www.gnu.org/licenses/>. */
>>>
>>> -extern int x, y;
>>> +extern int x, y, z;
>>
>> z here should match the definition (should be volatile here too).
>>
>> Thanks,
>> Pedro Alves
>>
>
> Fixed with 91dddb86299bba404599551e9e2633b3c0e5c830.
>

Thanks. Though,

-extern int x, y, z;
+extern int x, y;
+extern volatile z;

I think this will cause trouble with newer gcc that default
to gnu c11. Since C99 that a missing type specifier is no
longer implicitly assumed to be int. Thus that should really be:

extern volatile int z;

Thanks,
Pedro Alves