Open
Bug 1349179
Opened 3 years ago
Updated 3 years ago
Unlink MegamorphicNativeSlot stub that doesn't HandleMissing
Categories
(Core :: JavaScript Engine: JIT, enhancement, P3)
Core
JavaScript Engine: JIT
P3
Tracking
()
NEW
People
(Reporter: evilpie, Unassigned)
References
(Blocks 1 open bug)
Details
(Whiteboard: [qf-])
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•3 years ago
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Whiteboard: [qf]
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Updated•3 years ago
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Priority: -- → P3
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Updated•3 years ago
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Whiteboard: [qf] → [qf-]
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Description
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