DTrace issues?

[George Neville-Neil]

On 15 Apr 2017, at 3:44, Jan Beich wrote:

> Sean Chittenden <sean at chittenden.org> writes:
>
>> On Apr 12, 2017, 22:19 -0700, Jan Beich <jbeich at FreeBSD.org>, wrote:
>>> jbeich at freebsd.org (Jan Beich) writes:
>>>
>>>>> If so, please point me at active bugs in this area.
>>>>
>>>> Firefox is affected by a few more DTrace issues but those are old 
>>>> and
>>>> have been worked around in the ports tree.
>>>>
>>>> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=214556 # dtrace 
>>>> on aarch64
>>>> https://bugzilla.mozilla.org/show_bug.cgi?id=1041353 # dtrace vs. 
>>>> ld.gold
>>>> https://bugzilla.mozilla.org/show_bug.cgi?id=702179 # dtrace vs. 
>>>> static libs
>>>
>>> https://bugzilla.mozilla.org/show_bug.cgi?id=1353558 # FF55 bustage
>>>
>>> Is there any chance FreeBSD adds compatibility with DTrace on OS X?
>>
>> I think you mean, "when will Apple update its DTrace to be more
>> compatible with FreeBSD?" The version of DTrace that ships with macOS
>> is out of date and yes, we would love it if it were more up to date 
>> in
>> macOS. :( -sc
>
> On FreeBSD "dtrace -G" causes no end of grief with various build 
> systems.
> Do you mean OS X is going to inherit it?

Can you explain this grief?  What is the problem?

Best,
George