Index: llvm/trunk/include/llvm/ADT/SmallVector.h
===================================================================
--- llvm/trunk/include/llvm/ADT/SmallVector.h
+++ llvm/trunk/include/llvm/ADT/SmallVector.h
@@ -339,9 +339,7 @@
   SmallVectorImpl(const SmallVectorImpl &) = delete;
 
   ~SmallVectorImpl() {
-    // Destroy the constructed elements in the vector.
-    this->destroy_range(this->begin(), this->end());
-
+    // Subclass has already destructed this vector's elements.
     // If this wasn't grown from the inline copy, deallocate the old space.
     if (!this->isSmall())
       free(this->begin());
@@ -868,6 +866,11 @@
 public:
   SmallVector() : SmallVectorImpl<T>(N) {}
 
+  ~SmallVector() {
+    // Destroy the constructed elements in the vector.
+    this->destroy_range(this->begin(), this->end());
+  }
+
   explicit SmallVector(size_t Size, const T &Value = T())
     : SmallVectorImpl<T>(N) {
     this->assign(Size, Value);