[clang] [alpha.webkit.RawPtrRefMemberChecker] The checker doesn't warn Objective-C types in ivars. (PR #132833)

[Ryosuke Niwa via cfe-commits]

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@@ -133,6 +141,36 @@ class RawPtrRefMemberChecker
       std::optional<bool> IsCompatible = isPtrCompatible(QT, IvarCXXRD);
       if (IsCompatible && *IsCompatible)
         reportBug(Ivar, IvarType, IvarCXXRD, CD);
+    } else {
+      std::optional<bool> IsCompatible = isPtrCompatible(QT, nullptr);
+      auto *PointeeType = IvarType->getPointeeType().getTypePtrOrNull();
+      if (IsCompatible && *IsCompatible) {
+        auto *Desugared = PointeeType->getUnqualifiedDesugaredType();
+        if (auto *ObjCType = dyn_cast_or_null<ObjCInterfaceType>(Desugared))
+          reportBug(Ivar, IvarType, ObjCType->getDecl(), CD);
+      }
+    }
+  }
+
+  void visitObjCPropertyDecl(const ObjCContainerDecl *CD,
+                             const ObjCPropertyDecl *PD) const {
+    auto QT = PD->getType();
+    const Type *PropType = QT.getTypePtrOrNull();
+    if (!PropType)
+      return;
+    if (auto *PropCXXRD = PropType->getPointeeCXXRecordDecl()) {
+      std::optional<bool> IsCompatible = isPtrCompatible(QT, PropCXXRD);
+      fprintf(stderr, "IsCompatible=%d\n", IsCompatible ? *IsCompatible : -1);
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rniwa wrote:

Oh oops, I forgot to remove this.

https://github.com/llvm/llvm-project/pull/132833