diff --git a/include/clang/AST/Stmt.h b/include/clang/AST/Stmt.h
index 14b28f8..2ac503a 100644
--- a/include/clang/AST/Stmt.h
+++ b/include/clang/AST/Stmt.h
@@ -500,6 +500,14 @@
   decl_iterator decl_end() { return DG.end(); }
   const_decl_iterator decl_begin() const { return DG.begin(); }
   const_decl_iterator decl_end() const { return DG.end(); }
+
+  typedef std::reverse_iterator<decl_iterator> reverse_decl_iterator;
+  reverse_decl_iterator decl_rbegin() {
+    return reverse_decl_iterator(decl_end());
+  }
+  reverse_decl_iterator decl_rend() {
+    return reverse_decl_iterator(decl_begin());
+  }
 };
 
 /// NullStmt - This is the null statement ";": C99 6.8.3p3.
diff --git a/lib/Analysis/CFG.cpp b/lib/Analysis/CFG.cpp
index e141ed9..1e3fa90 100644
--- a/lib/Analysis/CFG.cpp
+++ b/lib/Analysis/CFG.cpp
@@ -1527,11 +1527,10 @@
 
   CFGBlock *B = 0;
 
-  // FIXME: Add a reverse iterator for DeclStmt to avoid this extra copy.
-  typedef SmallVector<Decl*,10> BufTy;
-  BufTy Buf(DS->decl_begin(), DS->decl_end());
-
-  for (BufTy::reverse_iterator I = Buf.rbegin(), E = Buf.rend(); I != E; ++I) {
+  // Build an individual DeclStmt for each decl.
+  for (DeclStmt::reverse_decl_iterator I = DS->decl_rbegin(),
+                                       E = DS->decl_rend();
+       I != E; ++I) {
     // Get the alignment of the new DeclStmt, padding out to >=8 bytes.
     unsigned A = llvm::AlignOf<DeclStmt>::Alignment < 8
                ? 8 : llvm::AlignOf<DeclStmt>::Alignment;