1 files changed, 7 insertions, 0 deletions
diff --git a/llvm/lib/Support/SmallPtrSet.cpp b/llvm/lib/Support/SmallPtrSet.cpp
index 5c672375c6b..eb33c1541b0 100644
--- a/llvm/lib/Support/SmallPtrSet.cpp
+++ b/llvm/lib/Support/SmallPtrSet.cpp
@@ -14,6 +14,8 @@
 
 #include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/Support/MathExtras.h"
+#include <cstdlib>
+
 using namespace llvm;
 
 bool SmallPtrSetImpl::insert(void *Ptr) {
@@ -200,3 +202,8 @@ void SmallPtrSetImpl::CopyFrom(const SmallPtrSetImpl &RHS) {
   // Copy over the contents from the other set
   memcpy(CurArray, RHS.CurArray, sizeof(void*)*(CurArraySize+1));
 }
+
+SmallPtrSetImpl::~SmallPtrSetImpl() {
+  if (!isSmall())
+    free(CurArray);
+}