diff --git a/include/llvm/Support/TypeSize.h b/include/llvm/Support/TypeSize.h
index 30bbbd7db8c..4c6d4a796fa 100644
--- a/include/llvm/Support/TypeSize.h
+++ b/include/llvm/Support/TypeSize.h
@@ -389,6 +389,9 @@ public:
 
   ElementCount(const LinearPolySize<ElementCount> &V) : LinearPolySize(V) {}
 
+  ElementCount(unsigned Size, bool IsScalable = false)
+    : LinearPolySize(get(Size, IsScalable)) {}
+
   /// Counting predicates.
   ///
   ///@{ Number of elements..