add __vmi_class_type_info (rust-lang#718)

Co-Authored-By: William S. Moses <[email protected]>

Author: ZuseZ4

enzyme/Enzyme/ActivityAnalysis.cpp

@@ -159,7 +159,8 @@ const std::set<std::string> InactiveGlobals = {
     "_ZTTNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEE",
     // vtable for __cxxabiv1::__si_class_type_info
     "_ZTVN10__cxxabiv120__si_class_type_infoE",
-    "_ZTVN10__cxxabiv117__class_type_infoE"};
+    "_ZTVN10__cxxabiv117__class_type_infoE",
+    "_ZTVN10__cxxabiv121__vmi_class_type_infoE"};
 
 const std::map<std::string, size_t> MPIInactiveCommAllocators = {
     {"MPI_Graph_create", 5},

enzyme/Enzyme/GradientUtils.cpp

@@ -3566,7 +3566,8 @@ Constant *GradientUtils::GetOrCreateShadowConstant(
     }
   } else if (auto arg = dyn_cast<GlobalVariable>(oval)) {
     if (arg->getName() == "_ZTVN10__cxxabiv120__si_class_type_infoE" ||
-        arg->getName() == "_ZTVN10__cxxabiv117__class_type_infoE")
+        arg->getName() == "_ZTVN10__cxxabiv117__class_type_infoE" ||
+        arg->getName() == "_ZTVN10__cxxabiv121__vmi_class_type_infoE")
       return arg;
 
     if (hasMetadata(arg, "enzyme_shadow")) {