[clang] [Webkit Checkers][SaferCpp] Detect implicit `id`-to-specific-type casts in MemoryUnsafeCastChecker (PR #213113)

[Rashmi Mudduluru via cfe-commits]

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@@ -89,6 +108,9 @@ AST_MATCHER_P(StringLiteral, mentionsBoundType, std::string, BindingID) {
   });
 }
 
+// Matches the plain `id` type.
+AST_MATCHER(QualType, isObjCIdType) { return Node->isObjCIdType(); }
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t-rasmud wrote:

TIL, thanks!

https://github.com/llvm/llvm-project/pull/213113