1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/unittests/ADT/SCCIteratorTest.cpp b/llvm/unittests/ADT/SCCIteratorTest.cpp
index 8609732fda1..3f1ba1c5843 100644
--- a/llvm/unittests/ADT/SCCIteratorTest.cpp
+++ b/llvm/unittests/ADT/SCCIteratorTest.cpp
@@ -213,7 +213,7 @@ public:
           // Return a pointer to it.
           return FirstNode + i;
       assert(false && "Dereferencing end iterator!");
-      return 0; // Avoid compiler warning.
+      return nullptr; // Avoid compiler warning.
     }
   };