1633331 - Update to tzdata2020a

Status: RESOLVED FIXED

(Core :: JavaScript: Internationalization API, task)

Description

[André Bargull [:anba]]

tzdata 2020a was released last Friday.

Release notes:

https://mm.icann.org/pipermail/tz-announce/2020-April/000058.html

Comment 1

[André Bargull [:anba]]

Attachment: Bug 1633331: Update tzdata in ICU data files to 2020a. r=jwalden!

Comment 2

[André Bargull [:anba]]

Attachment: Bug 1633331: Update tzdata in ICU data files to 2020a. r=jwalden!

Comment 3

[André Bargull [:anba]]

Comment on attachment 9143530 [details]
Bug 1633331: Update tzdata in ICU data files to 2020a. r=jwalden!

Beta/Release Uplift Approval Request

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

Based on the release notes for tzdata 2020a https://mm.icann.org/pipermail/tz-announce/2020-April/000058.html, the update is of special interest for users in:

• Morocco where DST is now applied on 2020-05-31 instead of 2020-05-24.

• 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:

Comment 4

[André Bargull [:anba]]

Comment on attachment 9143531 [details]
Bug 1633331: Update tzdata in ICU data files to 2020a. r=jwalden!

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

[Ryan VanderMeulen [:RyanVM]]

Comment on attachment 9143530 [details]
Bug 1633331: Update tzdata in ICU data files to 2020a. r=jwalden!

We're building the 76.0 RC today, so this needs review ASAP and even then it may be too late to get landed in time :. Moving the approval request over to release at least in case of an RC respin or later dot release.

Comment 6

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/c11ba65c6475
Update tzdata in ICU data files to 2020a. r=jwalden

Comment 7

[Arthur Iakab [arthur_iakab]]

https://hg.mozilla.org/mozilla-central/rev/c11ba65c6475

Comment 8

[Ryan VanderMeulen [:RyanVM]]

Comment on attachment 9143530 [details]
Bug 1633331: Update tzdata in ICU data files to 2020a. r=jwalden!

Approved for 76.0rc2.

Comment 9

[Ryan VanderMeulen [:RyanVM]]

Comment on attachment 9143531 [details]
Bug 1633331: Update tzdata in ICU data files to 2020a. r=jwalden!

And also for 68.8esr RC2.

Comment 10

[Ryan VanderMeulen [:RyanVM]]

https://hg.mozilla.org/releases/mozilla-release/rev/cf326ad0bb29

Comment 11

[Ryan VanderMeulen [:RyanVM]]

https://hg.mozilla.org/releases/mozilla-esr68/rev/416007f3bb6c