If a method is virtual and the class key function is in another file, emit the method as available_externally.
Fixes PR6747
llvm-svn: 101757
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index ab2f1c7..035e57f 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -314,7 +314,14 @@
if (FD->getTemplateSpecializationKind()
== TSK_ExplicitInstantiationDeclaration)
return CodeGenModule::GVA_C99Inline;
-
+
+ if (const CXXMethodDecl *MD = dyn_cast<CXXMethodDecl>(FD)) {
+ const CXXRecordDecl *RD = MD->getParent();
+ if (MD->isVirtual() &&
+ CodeGenVTables::isKeyFunctionInAnotherTU(Context, RD))
+ return CodeGenModule::GVA_C99Inline;
+ }
+
return CodeGenModule::GVA_CXXInline;
}