[clang] [win][clang] Align scalar deleting destructors with MSABI (PR #139566)

[Mariya Podchishchaeva via cfe-commits]

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@@ -2885,6 +2886,16 @@ class CXXDestructorDecl : public CXXMethodDecl {
     return getCanonicalDecl()->OperatorDelete;
   }
 
+  const FunctionDecl *getOperatorGlobalDelete() const {
+    return getCanonicalDecl()->OperatorGlobalDelete;
+  }
+
+  void setOperatorGlobalDelete(FunctionDecl *OD) {
+    auto *First = cast<CXXDestructorDecl>(getFirstDecl());
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Fznamznon wrote:

There isn't any except the existing similar code in `setOperatorDelete`/`getOperatorDelete`. I'll switch to always using `getCanonicalDecl`, maybe with a separate patch changing `setOperatorDelete`/`getOperatorDelete` as well. Thanks for pointing that out.

https://github.com/llvm/llvm-project/pull/139566