From 11ddc679ca09eff744cea781426210c5e09b1d17 Mon Sep 17 00:00:00 2001
From: Devang Patel <dpatel@apple.com>
Date: Thu, 11 Feb 2010 19:35:10 +0000
Subject: [PATCH] Destroy MDNodes while destructing llvm context.

llvm-svn: 95903
---
 llvm/lib/VMCore/LLVMContextImpl.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/llvm/lib/VMCore/LLVMContextImpl.h b/llvm/lib/VMCore/LLVMContextImpl.h
index f7f4860614ad..4eb072240456 100644
--- a/llvm/lib/VMCore/LLVMContextImpl.h
+++ b/llvm/lib/VMCore/LLVMContextImpl.h
@@ -224,7 +224,10 @@ public:
       if (I->second->use_empty())
         delete I->second;
     }
-    MDNodeSet.clear();
+    while (!MDNodeSet.empty()) {
+      MDNode *N = &(*MDNodeSet.begin());
+      N->destroy();
+    }
     AlwaysOpaqueTy->dropRef();
     for (OpaqueTypesTy::iterator I = OpaqueTypes.begin(), E = OpaqueTypes.end();
         I != E; ++I) {