From 625fc8a70dea12493a862ff030cf63e1a3eeec8c Mon Sep 17 00:00:00 2001
From: Devang Patel <dpatel@apple.com>
Date: Wed, 21 Oct 2009 23:57:35 +0000
Subject: Derive metadata hierarchy from Value instead of User.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84801 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/VMCore/LLVMContextImpl.h | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

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

diff --git a/lib/VMCore/LLVMContextImpl.h b/lib/VMCore/LLVMContextImpl.h
index 58e8870..84902d5 100644
--- a/lib/VMCore/LLVMContextImpl.h
+++ b/lib/VMCore/LLVMContextImpl.h
@@ -203,9 +203,6 @@ public:
     AggZeroConstants.freeConstants();
     NullPtrConstants.freeConstants();
     UndefValueConstants.freeConstants();
-    for (FoldingSet<MDNode>::iterator I = MDNodeSet.begin(), 
-           E = MDNodeSet.end(); I != E; ++I)
-      I->dropAllReferences();
     for (IntMapTy::iterator I = IntConstants.begin(), E = IntConstants.end(); 
          I != E; ++I) {
       if (I->second->use_empty())
@@ -216,6 +213,7 @@ public:
       if (I->second->use_empty())
         delete I->second;
     }
+    MDNodeSet.clear();
   }
 };
 
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