diff --git a/llvm/lib/CodeGen/RegisterCoalescer.cpp b/llvm/lib/CodeGen/RegisterCoalescer.cpp
index ba6b4569a8fb..2ca67d63257f 100644
--- a/llvm/lib/CodeGen/RegisterCoalescer.cpp
+++ b/llvm/lib/CodeGen/RegisterCoalescer.cpp
@@ -1302,7 +1302,7 @@ public:
                    SmallVectorImpl<unsigned> &ShrinkRegs);
 
   /// Get the value assignments suitable for passing to LiveInterval::join.
-  const int *getAssignments() const { return &Assignments[0]; }
+  const int *getAssignments() const { return Assignments.data(); }
 };
 } // end anonymous namespace