1 files changed, 2 insertions, 2 deletions
diff --git a/include/llvm/ADT/EquivalenceClasses.h b/include/llvm/ADT/EquivalenceClasses.h
index 2256ee7ae4..f50992ee60 100644
--- a/include/llvm/ADT/EquivalenceClasses.h
+++ b/include/llvm/ADT/EquivalenceClasses.h
@@ -147,10 +147,10 @@ public:
   class member_iterator;
   member_iterator member_begin(iterator I) const {
     // Only leaders provide anything to iterate over.
-    return member_iterator(I->isLeader() ? &*I : 0);
+    return member_iterator(I->isLeader() ? &*I : nullptr);
   }
   member_iterator member_end() const {
-    return member_iterator(0);
+    return member_iterator(nullptr);
   }
 
   /// findValue - Return an iterator to the specified value.  If it does not