1737765 - Update to tzdata2021a3

Status: RESOLVED FIXED

(Core :: Internationalization, task)

Description

[André Bargull [:anba]]

Update to tzdata2021a3, which is a custom ICU tzdata update which includes all changes from the official IANA release tzdata2021e, but excludes the time zone merging from tzdata2021e.

Release notes for IANA tzdata2021e:

• https://mm.icann.org/pipermail/tz-announce/2021-October/000069.html

Pull request for ICU tzdata2021a3:

• https://github.com/unicode-org/icu-data/pull/23

Comment 1

[André Bargull [:anba]]

Attachment: Bug 1737765 - Part 1: Update tzdata in ICU data files to 2021a3. r=#platform-i18n-reviewers!

Comment 2

[André Bargull [:anba]]

Attachment: Bug 1737765 - Part 2: Update tests for tzdata2021a3. r=#platform-i18n-reviewers!

Depends on D129486

Comment 3

[André Bargull [:anba]]

Attachment: Bug 1737765 - Part 2: Update tests for tzdata2021a3 (ESR91). r=#platform-i18n-reviewers!

Comment 4

[André Bargull [:anba]]

Comment on attachment 9247712 [details]
Bug 1737765 - Part 1: Update tzdata in ICU data files to 2021a3. r=#platform-i18n-reviewers!

Beta/Release Uplift Approval Request

• User impact if declined: Wrong time zone data when calling standard Date and Intl.DateTimeFormat methods.

Single change:

• Palestine will fall back Oct 29 2021 (not Oct 30 2021) at 01:00.

• Is this code covered by automated tests?: Yes
• Has the fix been verified in Nightly?: No
• Needs manual test from QE?: No
• If yes, steps to reproduce:
• List of other uplifts needed: None
• Risk to taking this patch: Low
• Why is the change risky/not risky? (and alternatives if risky): It only updates time zone data files.
• String changes made/needed:

ESR Uplift Approval Request

• If this is not a sec:{high,crit} bug, please state case for ESR consideration: See Beta uplift request.
• User impact if declined: See Beta uplift request.
• Fix Landed on Version:
• Risk to taking this patch: Low
• Why is the change risky/not risky? (and alternatives if risky): See Beta uplift request.
• String or UUID changes made by this patch:

Comment 5

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/fd0ac0d712ab
Part 1: Update tzdata in ICU data files to 2021a3. r=platform-i18n-reviewers,gregtatum
https://hg.mozilla.org/integration/autoland/rev/77501d1d7448
Part 2: Update tests for tzdata2021a3. r=platform-i18n-reviewers,gregtatum

Comment 6

[Ryan VanderMeulen [:RyanVM]]

Comment on attachment 9247712 [details]
Bug 1737765 - Part 1: Update tzdata in ICU data files to 2021a3. r=#platform-i18n-reviewers!

94 is on release now.

Comment 7

[Marian-Vasile Laza]

https://hg.mozilla.org/mozilla-central/rev/fd0ac0d712ab
https://hg.mozilla.org/mozilla-central/rev/77501d1d7448

Comment 8

[Ryan VanderMeulen [:RyanVM]]

Comment on attachment 9247712 [details]
Bug 1737765 - Part 1: Update tzdata in ICU data files to 2021a3. r=#platform-i18n-reviewers!

Approved for 94.0rc2.

Comment 9

[Ryan VanderMeulen [:RyanVM]]

https://hg.mozilla.org/releases/mozilla-release/rev/169b658824eb
https://hg.mozilla.org/releases/mozilla-release/rev/1df2fc0b9b91

Comment 10

[Ryan VanderMeulen [:RyanVM]]

Comment on attachment 9247712 [details]
Bug 1737765 - Part 1: Update tzdata in ICU data files to 2021a3. r=#platform-i18n-reviewers!

Approved for 91.3esr.

Comment 11

[Ryan VanderMeulen [:RyanVM]]

https://hg.mozilla.org/releases/mozilla-esr91/rev/1a158d36d338
https://hg.mozilla.org/releases/mozilla-esr91/rev/8802d620459d