Closed
Bug 1824135
Opened 3 years ago
Closed 3 years 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•3 years ago
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See Also: → https://mozilla-hub.atlassian.net/browse/SP3-291
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Assignee | |
Comment 1•3 years 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•3 years ago
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| bugherder | ||
Status: ASSIGNED → RESOLVED
Closed: 3 years ago
status-firefox113:
--- → fixed
Resolution: --- → FIXED
Target Milestone: --- → 113 Branch
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Description
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