diff --git a/llvm/lib/DebugInfo/PDB/PDBExtras.cpp b/llvm/lib/DebugInfo/PDB/PDBExtras.cpp
index f3bd21d..0d8af23 100644
--- a/llvm/lib/DebugInfo/PDB/PDBExtras.cpp
+++ b/llvm/lib/DebugInfo/PDB/PDBExtras.cpp
@@ -229,8 +229,20 @@
     CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, CustomType, OS)
     CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, ManagedType, OS)
     CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, Dimension, OS)
+    CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, CallSite, OS)
+    CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, InlineSite, OS)
+    CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, BaseInterface, OS)
+    CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, VectorType, OS)
+    CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, MatrixType, OS)
+    CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, HLSLType, OS)
+    CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, Caller, OS)
+    CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, Callee, OS)
+    CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, Export, OS)
+    CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, HeapAllocationSite, OS)
+    CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, CoffGroup, OS)
+    CASE_OUTPUT_ENUM_CLASS_NAME(PDB_SymType, Inlinee, OS)
   default:
-    OS << "Unknown";
+    OS << "Unknown SymTag " << uint32_t(Tag);
   }
   return OS;
 }