[Ada] Lock-free implementation of protected objects

[Vincent PUCCI]

On 07/23/2012 10:43 AM, Arnaud Charlet wrote:
>>>> With the following, bootstrap completed on powerpc-apple-darwin9,
>>>> and
>>>> make check-ada shows no new fails.
>>>> Should I apply it?
>>> Looks good to me, go ahead, although I'm a bit surprised that you got an
>>> error,
>>> can you clarify what error you got?
>> IIRC, that the flag was undefined.
> The compiler should NOT generate an error in such case.
>
> Vincent, can you confirm that the compiler will default to False in case
> the value is not defined in system.ads?

The swicth is defaulted to be False in Targparm.
However, as far as I understood in Targparm, the switch must be present 
in all
system.ads packages but I may be wrong.