diff --git a/clang/lib/StaticAnalyzer/Checkers/StreamChecker.cpp b/clang/lib/StaticAnalyzer/Checkers/StreamChecker.cpp
--- a/clang/lib/StaticAnalyzer/Checkers/StreamChecker.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/StreamChecker.cpp
@@ -146,7 +146,7 @@
   void Profile(llvm::FoldingSetNodeID &ID) const {
     ID.AddPointer(LastOperation);
     ID.AddInteger(State);
-    ID.AddInteger(ErrorState);
+    ErrorState.Profile(ID);
     ID.AddBoolean(FilePositionIndeterminate);
   }
 };