[clang] [MS][clang] Add support for vector deleting destructors (PR #126240)

[Mariya Podchishchaeva via cfe-commits]

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@@ -7919,3 +7919,38 @@ void CodeGenModule::moveLazyEmissionStates(CodeGenModule *NewBuilder) {
 
   NewBuilder->ABI->MangleCtx = std::move(ABI->MangleCtx);
 }
+
+bool CodeGenModule::classNeedsVectorDestructor(const CXXRecordDecl *RD) {
+  CXXDestructorDecl *Dtor = RD->getDestructor();
+  if (Dtor && Dtor->isVirtual() && Dtor->isDefined() &&
+      Dtor->hasAttr<DLLExportAttr>())
+    return true;
+
+  assert(getCXXABI().hasVectorDeletingDtors());
+  return RequireVectorDeletingDtor.count(RD);
+}
+
+void CodeGenModule::requireVectorDestructorDefinition(const CXXRecordDecl *RD) {
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Fznamznon wrote:

Agree, added the comment trying to explain.

https://github.com/llvm/llvm-project/pull/126240