1901378 - Line height unit `rlh` in `calc()` is sometimes interpreted as `lh`

Status: RESOLVED FIXED

(Core :: CSS Parsing and Computation, defect)

Description

[kk]

Attachment: test.html

User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:127.0) Gecko/20100101 Firefox/127.0

Steps to reproduce:

Open test.html.

Reproduced on Nightly (Build ID 20240607175314).

Doesn't Occur On Google Chrome Version 125.0.6422.142
'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36'

Might be caused by https://searchfox.org/mozilla-central/source/servo/components/style/values/specified/length.rs#198

Actual results:

Div 1's inline size is 40px.
Div 2's inline size is 20px.

Expected results:

Div 1's inline size is 0px.
Div 2's inline size is 100px.

Comment 1

[Robert Longson [:longsonr]]

Attachment: Bug 1901378 - Line height unit rlh in calc() is sometimes interpreted as lh r=emilio

Comment 2

[Robert Longson [:longsonr]]

https://treeherder.mozilla.org/jobs?repo=try&revision=cc93a615f9015fa083275c05e7a2895e95c42883

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/edef83cdf187
Line height unit rlh in calc() is sometimes interpreted as lh r=emilio

Comment 4

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Created web-platform-tests PR https://github.com/web-platform-tests/wpt/pull/46663 for changes under testing/web-platform/tests

Comment 5

[Sandor Molnar[:smolnar]]

https://hg.mozilla.org/mozilla-central/rev/edef83cdf187

Comment 6

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Upstream PR merged by moz-wptsync-bot