Closed
Bug 1349179
Opened 8 years ago
Closed 5 years ago
Unlink MegamorphicNativeSlot stub that doesn't HandleMissing
Categories
(Core :: JavaScript Engine: JIT, enhancement, P3)
Core
JavaScript Engine: JIT
Tracking
()
RESOLVED
INVALID
| Performance Impact | none |
People
(Reporter: evilpies, Unassigned)
References
(Blocks 1 open bug)
Details
After attaching megamorphic stub that can handle missing properties we should unlink the previous stub that can't. Otherwise we might first fail the lookup and then right afterwards do the same exact lookup again, because now we can return undefined.
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Updated•8 years ago
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Whiteboard: [qf]
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Updated•8 years ago
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Priority: -- → P3
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Updated•8 years ago
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Whiteboard: [qf] → [qf-]
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Reporter | |
Comment 1•5 years ago
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Bug 1682767 removes "handleMissing".
Status: NEW → RESOLVED
Closed: 5 years ago
Resolution: --- → INVALID
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Updated•3 years ago
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Performance Impact: --- → -
Whiteboard: [qf-]
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Description
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