================
@@ -19108,8 +19118,23 @@ bool Sema::DefineUsedVTables() {
}
}
- if (IsExplicitInstantiationDeclaration)
+ if (IsExplicitInstantiationDeclaration) {
DefineVTable = false;
+
+ // Ensure the instance of a virtual member function which is declared
+ // with `__attribute__((exclude_from_explicit_instantiation))` is
+ // accessible from the VTable.
+ for (Decl *decl : Class->decls()) {
+ auto *Method = dyn_cast<CXXMethodDecl>(decl);
+ if (!Method || !Method->isVirtual())
+ continue;
+
+ if (Method->hasAttr<ExcludeFromExplicitInstantiationAttr>()) {
+ MarkFunctionReferenced(Loc, Method);
+ DefinedAnything = true;
+ }
+ }
----------------
kikairoya wrote:
I've rewritten here without changing behavior.
https://github.com/llvm/llvm-project/pull/168171
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