22.1.2

发生了什么

compiler Commit Description Generate correct expression for optional chaning. remove namespaced MathML script elements compiler-cli Commit Description correctly resolve symbol for SafePropertyRead in chained optional navigation record class extends clause references in DeferredSymbolTracker core Commit Description ensure i18n_util hasOwnProperty checks are safe for property renaming incorrect loop in defer blocks re…

摘要按规则整理自下方来源原文

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