Index: Inputs/invalid-types.yaml
===================================================================
--- Inputs/invalid-types.yaml
+++ Inputs/invalid-types.yaml
@@ -0,0 +1,9 @@
+---
+TpiStream:
+  Records:
+    # uint32_t* [Index: 0x1000]
+    - Kind:            LF_POINTER
+      Pointer:         
+        ReferentType:    4097
+        Attrs:           32778
+...
Index: pdb-invalid-type.test
===================================================================
--- pdb-invalid-type.test
+++ pdb-invalid-type.test
@@ -0,0 +1,5 @@
+RUN: llvm-pdbutil yaml2pdb -pdb=%t1.pdb %p/Inputs/one-symbol.yaml
+RUN: llvm-pdbutil yaml2pdb -pdb=%t2.pdb %p/Inputs/invalid-types.yaml
+RUN: not llvm-pdbutil merge -pdb=%t.pdb %t1.pdb %t2.pdb 2>&1 | FileCheck %s
+
+CHECK: CodeView Error: The CodeView record is corrupted.