Closed Bug 1325117 Opened 8 years ago Closed 7 years ago

Artifacts introduced in element on Windows on screen repaint.

Categories

(Core :: Web Painting, defect, P3)

47 Branch
defect

Tracking

()

RESOLVED FIXED
mozilla56
Tracking Status
firefox50 --- wontfix
firefox51 --- wontfix
firefox52 --- wontfix
firefox-esr52 --- wontfix
firefox53 --- wontfix
firefox54 --- wontfix
firefox55 --- wontfix
firefox56 --- fixed

People

(Reporter: ecirone, Assigned: mattwoodrow)

References

Details

Attachments

(1 file)

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.98 Safari/537.36 Steps to reproduce: Go here: http://pgaglione.liquidpixels.com/black_line_problem.htm Click the image to zoom in. Click the home button to zoom back out. Black line will appear on the right side of the image. If it does not appear, resize the Firefox window width and it will appear and disappear. Actual results: A black line will show up on the right side of the image. Sometimes it will be gray and sometimes can change color. Expected results: No line or artifacts should be displayed on screen.
I have found that if I take out all will-change: transform CSS styles or apply will-change: auto !important; it will alleviate the issue on some machines, and on others, when the image is clicked to zoom in, you will see a flash of a bar on the right, but then it will go away.
Regression range: https://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=4c9e1d2a80264ba8767b01c31eb75010b03bb076&tochange=90f7eaeca546a96d2c897c5bcc68f84e6885d7c9 NB: I tested Aurora build after bug 1230774 landed in 46 and the bug is not reproducible, so it regressed by bug 1240073 (which has not been backported in Aurora 46).
Blocks: 1240073
Status: UNCONFIRMED → NEW
Component: Untriaged → Layout
Ever confirmed: true
Flags: needinfo?(matt.woodrow)
Keywords: regression
OS: Unspecified → All
Product: Firefox → Core
Hardware: Unspecified → All
Version: 50 Branch → 47 Branch
Priority: -- → P3
Still reproduces on trunk. Jet, can you please help find an owner?
Too late for a fix for 53, as we are in the last week of the 53 beta cycle.
See Also: → 1328022
Component: Layout → Layout: Web Painting
It's too late for 54. Mark 54 won't fix.
Really old regression from 46. We should stop triaging these after 4 or 5 wontfixes. We can still take a patch but it seems to be an edge case and not a priority.
Agreed, not worth tracking as an important regression.
Keywords: regression
The test page no longer works. Have we seen this elsewhere?
Flags: needinfo?(matt.woodrow)
Flags: needinfo?(bugs)
Assignee: nobody → matt.woodrow
Status: NEW → RESOLVED
Closed: 7 years ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla56
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