[8u] RFR: 8250636: iso8601_time returns incorrect offset part on MacOS

[Andrew Hughes]

On 18:34 Tue 15 Sep     , Sergey Nazarkin wrote:
> Original Bug: https://bugs.openjdk.java.net/browse/JDK-8250636
> Review: https://mail.openjdk.java.net/pipermail/hotspot-runtime-dev/2020-July/040894.html
> 
> Please review the backport of the fix for quite specific bug. The fix may be considered as ’too risky to fix’ since changes behavior existed for years.  
> 
> It appears Java for BSD-like systems (OSX particularly) prints time in iso8601format (used at GC logs) incorrectly.  Example of confused logs:
> 
> Europe/Moscow (DST isn't in use)
> 2020-07-30T11:29:10.350+0300 # Linux 
> 2020-07-30T11:29:10.350+0300 # Windows 
> 2020-07-30T11:29:10.350-0300 # MacOS 
> Europe/Berlin (DST is in use)
> 2020-07-30T10:29:10.350+0200 # Linux 
> 2020-07-30T10:29:10.350+0200 # Windows 
> 2020-07-30T10:29:10.350-0100 # MacOS
> 
> The patch is not applied cleanly due to missed context and function signature change.
> 
> Webrev: http://cr.openjdk.java.net/~snazarki/jdk8u-dev-webrev/8250636/
> 
> Unfortunately the change breaks AIX build and additional patch need to be applied: 
> https://bugs.openjdk.java.net/browse/JDK-8251365
> 
> Will create new review if this backport is considered as accepted. 
> 
> /Sergey
> 
> 

This seems to be missing the copyright header update that is in the 11u version.
Otherwise looks ok.

Thanks,
-- 
Andrew :)

Senior Free Java Software Engineer
OpenJDK Package Owner
Red Hat, Inc. (http://www.redhat.com)

PGP Key: ed25519/0xCFDA0F9B35964222 (hkp://keys.gnupg.net)
Fingerprint = 5132 579D D154 0ED2 3E04  C5A0 CFDA 0F9B 3596 4222