[clang] [clang] Introduce [[clang::lifetime_capture_by(X)]] (PR #111499)

[Haojian Wu via cfe-commits]

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@@ -269,6 +271,40 @@ void Sema::inferLifetimeBoundAttribute(FunctionDecl *FD) {
   }
 }
 
+static bool IsPointerLikeType(QualType QT) {
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hokein wrote:

we have a similar function in the CheckExprLifetime.cpp, we can move it to `Sema.h` to make it reusable.

https://github.com/llvm/llvm-project/pull/111499