RESOLVED FIXED299933
Call out the assumption in VM and VMEntryRecord that fields are loadable as a pair 
https://bugs.webkit.org/show_bug.cgi?id=299933
Summary Call out the assumption in VM and VMEntryRecord that fields are loadable as a...
Vassili Bykov
Reported 2025-09-30 22:08:54 PDT
VM::topCallFrame and VM::topEntryFrame are loaded as a pair by assembly code, so we assume they are consecutive and appear in that order. There is a similar pair of fields in VMEntryRecord. Let's put a comment in to warn about this assumption and prevent surprises (ask me how I know).
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Radar WebKit Bug Importer
Comment 1 2025-09-30 22:09:01 PDT
<rdar://problem/161707462>
Vassili Bykov
Comment 2 2025-09-30 22:22:13 PDT
Pull request: https://github.com/WebKit/WebKit/pull/51610
EWS
Comment 3 2025-10-02 14:12:14 PDT
Committed 300898@main (8268f5fdf8eb): <https://commits.webkit.org/300898@main> Reviewed commits have been landed. Closing PR #51610 and removing active labels.
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