diff --git a/llvm/lib/Bitcode/Reader/MetadataLoader.cpp b/llvm/lib/Bitcode/Reader/MetadataLoader.cpp
index c0ec80e..374e315 100644
--- a/llvm/lib/Bitcode/Reader/MetadataLoader.cpp
+++ b/llvm/lib/Bitcode/Reader/MetadataLoader.cpp
@@ -1200,10 +1200,11 @@
     if (Record.size() != 3)
       return error("Invalid record");
 
-    IsDistinct = Record[0];
+    IsDistinct = Record[0] & 1;
+    bool IsUnsigned = Record[0] & 2;
     MetadataList.assignValue(
         GET_OR_DISTINCT(DIEnumerator, (Context, unrotateSign(Record[1]),
-                                       getMDString(Record[2]))),
+                                       IsUnsigned, getMDString(Record[2]))),
         NextMetadataNo);
     NextMetadataNo++;
     break;