[PATCH] [MS ABI] Error instead of generating bad vftables for certain virtual hierarchies (PR18967)

[Reid Kleckner]

  *holds nose and lgtm*


================
Comment at: lib/AST/VTableBuilder.cpp:2569-2570
@@ +2568,4 @@
+      return;
+    const ASTRecordLayout &Layout = Context.getASTRecordLayout(
+        MostDerivedClass);
+    for (CXXRecordDecl::base_class_const_iterator BI =
----------------
We already have MostDerivedClassLayout as a member.


http://llvm-reviews.chandlerc.com/D2890