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

[Reid Kleckner 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();
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rnk wrote:

I did some local experimentation, and I think it is as simple as it seems: the deleting destructor variant *is* exported, so it does get called from other DLLs. I managed to confuse myself thinking about local vftables.

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