Closed
Bug 1824135
Opened 1 year ago
Closed 1 year ago
Make ArraySpeciesLookup::tryOptimizeArray more robust when there are extra own properties
Categories
(Core :: JavaScript Engine, task, P2)
Core
JavaScript Engine
Tracking
()
RESOLVED
FIXED
113 Branch
| Tracking | Status | |
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| firefox113 | --- | fixed |
People
(Reporter: jandem, Assigned: jandem)
References
(Blocks 1 open bug)
Details
(Whiteboard: [sp3])
Attachments
(1 file)
anba noticed this in bug 1822890 comment 1. We can fix this by doing a slightly slower but still faster lookup.
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Updated•1 year ago
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See Also: → https://mozilla-hub.atlassian.net/browse/SP3-291
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Assignee | |
Comment 1•1 year ago
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On Speedometer we sometimes end up here with an array that has own properties other
than .length. We can support these cases by checking for an own .constructor
property.
Pushed by jdemooij@mozilla.com: https://hg.mozilla.org/integration/autoland/rev/d7484f38148b Support extra own properties in ArraySpeciesLookup::tryOptimizeArray. r=iain
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Comment 3•1 year ago
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| bugherder | ||
Status: ASSIGNED → RESOLVED
Closed: 1 year ago
status-firefox113:
--- → fixed
Resolution: --- → FIXED
Target Milestone: --- → 113 Branch
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Description
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