I have verified and I confirm this is not a bug, this change was done in tzdata upstream intentionally. If you think this change cause a regression, the first step would be to report it to tzdata upstream.
commit 2999bb5bee719acbba8b9dd50fb9fb00c7788623
Author: Paul Eggert <email address hidden>
Date: Tue Dec 27 23:14:02 2016 -0800
Remove some invented abbreviations in ‘europe’
* NEWS: Document this.
* europe (America/Danmarkshavn, America/Scoresbysund, America/Godthab)
(Atlantic/Reykjavik, Europe/Amsterdam, Atlantic/Azores)
(Atlantic/Madeira, Europe/Zaporozhye):
Use numeric time zone abbreviations instead of invented ones,
for time zones with UT offsets that are integer minutes.
...
Hi Thomas,
I have verified and I confirm this is not a bug, this change was done in tzdata upstream intentionally. If you think this change cause a regression, the first step would be to report it to tzdata upstream.
commit 2999bb5bee719ac bba8b9dd50fb9fb 00c7788623
Author: Paul Eggert <email address hidden>
Date: Tue Dec 27 23:14:02 2016 -0800
Remove some invented abbreviations in ‘europe’
* NEWS: Document this. Danmarkshavn, America/ Scoresbysund, America/Godthab) Reykjavik, Europe/Amsterdam, Atlantic/Azores) Madeira, Europe/Zaporozhye):
* europe (America/
(Atlantic/
(Atlantic/
Use numeric time zone abbreviations instead of invented ones,
for time zones with UT offsets that are integer minutes.
...
Zone America/Godthab -3:26:56 - LMT 1916 Jul 28 # Nuuk
- -3:00 - WGT 1980 Apr 6 2:00
- -3:00 EU WG%sT
+ -3:00 - -03 1980 Apr 6 2:00
+ -3:00 EU -03/-02
- Eric