From 218b22f33bb6492499b298d40bf2ab96ff2f7bc2 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Tue, 29 Dec 2009 21:43:58 +0000
Subject: switch to TrackingVH instead of WeakVH, since these can never be
 RAUW'd and go to null.  This also gets us some sorely lacking type safety.

llvm-svn: 92272
---
 llvm/lib/AsmParser/LLParser.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'llvm/lib/AsmParser/LLParser.h')

diff --git a/llvm/lib/AsmParser/LLParser.h b/llvm/lib/AsmParser/LLParser.h
index eec524a5e65..7e901820527 100644
--- a/llvm/lib/AsmParser/LLParser.h
+++ b/llvm/lib/AsmParser/LLParser.h
@@ -17,8 +17,8 @@
 #include "LLLexer.h"
 #include "llvm/Module.h"
 #include "llvm/Type.h"
-#include <map>
 #include "llvm/Support/ValueHandle.h"
+#include <map>
 
 namespace llvm {
   class Module;
@@ -80,8 +80,8 @@ namespace llvm {
     std::map<unsigned, std::pair<PATypeHolder, LocTy> > ForwardRefTypeIDs;
     std::vector<PATypeHolder> NumberedTypes;
     /// MetadataCache - This map keeps track of parsed metadata constants.
-    std::map<unsigned, WeakVH> MetadataCache;
-    std::map<unsigned, std::pair<WeakVH, LocTy> > ForwardRefMDNodes;
+    std::map<unsigned, TrackingVH<MDNode> > MetadataCache;
+    std::map<unsigned, std::pair<TrackingVH<MDNode>, LocTy> > ForwardRefMDNodes;
     SmallVector<std::pair<unsigned, MDNode *>, 2> MDsOnInst;
     struct UpRefRecord {
       /// Loc - This is the location of the upref.
-- 
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