The latest beta release of macOS 11.0 (Big Sur beta 10) seems to have fixed the 
signed/unsigned confusion. The final release of the OS will be sometime in the 
next month, so I suggest waiting until then before reverting the workaround 
patch.

Bryan

> On 31/08/2020, at 8:37 PM, Bryan Christianson <br...@whatroute.net> wrote:
> 
> Hi Miroslav
> 
>> On 31/08/2020, at 8:27 PM, Miroslav Lichvar <mlich...@redhat.com> wrote:
>> 
>> Hopefully Apple will fix this soon. It's interesting they had a
>> signed/unsigned bug in both adjtime() and ntp_adjtime().
> 
> I submitted a very simple test case to them - it works correctly in 10.15 and 
> fails in 11.0. Whether or not they acknowledge it is a bug remains to be 
> seen, although they were pretty prompt in fixing adjtime() once the error was 
> reported.
> 
> In the test, I had run time warnings (from asan and friends) with i << 16 - 
> it didnt like i being a -ve number, so I made the additional tweak of i * (1 
> << 16)
> 
> Bryan Christianson
> br...@whatroute.net
> 
> 
> 
> 
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Bryan Christianson
br...@whatroute.net




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