From 6de2c08bc400b4aca9fb46684e8bdb56eed9b09f Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Sun, 2 Dec 2012 13:10:19 +0000
Subject: Vendor import of llvm release_32 branch r168974 (effectively, 3.2
 RC2): http://llvm.org/svn/llvm-project/llvm/branches/release_32@168974

---
 lib/VMCore/LLVMContextImpl.cpp | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'lib/VMCore/LLVMContextImpl.cpp')

diff --git a/lib/VMCore/LLVMContextImpl.cpp b/lib/VMCore/LLVMContextImpl.cpp
index 6279bb8..d35d284 100644
--- a/lib/VMCore/LLVMContextImpl.cpp
+++ b/lib/VMCore/LLVMContextImpl.cpp
@@ -12,6 +12,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "LLVMContextImpl.h"
+#include "llvm/Attributes.h"
 #include "llvm/Module.h"
 #include "llvm/ADT/STLExtras.h"
 #include <algorithm>
@@ -93,7 +94,21 @@ LLVMContextImpl::~LLVMContextImpl() {
        E = CDSConstants.end(); I != E; ++I)
     delete I->second;
   CDSConstants.clear();
-  
+
+  // Destroy attributes.
+  for (FoldingSetIterator<AttributesImpl> I = AttrsSet.begin(),
+         E = AttrsSet.end(); I != E; ) {
+    FoldingSetIterator<AttributesImpl> Elem = I++;
+    delete &*Elem;
+  }
+
+  // Destroy attribute lists.
+  for (FoldingSetIterator<AttributeListImpl> I = AttrsLists.begin(),
+         E = AttrsLists.end(); I != E; ) {
+    FoldingSetIterator<AttributeListImpl> Elem = I++;
+    delete &*Elem;
+  }
+
   // Destroy MDNodes.  ~MDNode can move and remove nodes between the MDNodeSet
   // and the NonUniquedMDNodes sets, so copy the values out first.
   SmallVector<MDNode*, 8> MDNodes;
@@ -107,6 +122,7 @@ LLVMContextImpl::~LLVMContextImpl() {
     (*I)->destroy();
   assert(MDNodeSet.empty() && NonUniquedMDNodes.empty() &&
          "Destroying all MDNodes didn't empty the Context's sets.");
+
   // Destroy MDStrings.
   DeleteContainerSeconds(MDStringCache);
 }
-- 
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