[cfe-commits] r88951 - /cfe/trunk/lib/CodeGen/CGDebugInfo.cpp

[Devang Patel]

Author: dpatel
Date: Mon Nov 16 14:09:38 2009
New Revision: 88951

URL: http://llvm.org/viewvc/llvm-project?rev=88951&view=rev
Log:
Use TrackingVH to hold forward decl.

Modified:
    cfe/trunk/lib/CodeGen/CGDebugInfo.cpp

Modified: cfe/trunk/lib/CodeGen/CGDebugInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGDebugInfo.cpp?rev=88951&r1=88950&r2=88951&view=diff

==============================================================================
--- cfe/trunk/lib/CodeGen/CGDebugInfo.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGDebugInfo.cpp Mon Nov 16 14:09:38 2009
@@ -600,6 +600,7 @@
   if (Decl->isForwardDecl())
     return FwdDecl;
 
+  llvm::TrackingVH<llvm::MDNode> FwdDeclNode = FwdDecl.getNode();
   // Otherwise, insert it into the TypeCache so that recursive uses will find
   // it.
   TypeCache[QualType(Ty, 0).getAsOpaquePtr()] = FwdDecl.getNode();
@@ -686,7 +687,7 @@
 
   // Now that we have a real decl for the struct, replace anything using the
   // old decl with the new one.  This will recursively update the debug info.
-  FwdDecl.replaceAllUsesWith(RealDecl);
+  llvm::DIDerivedType(FwdDeclNode).replaceAllUsesWith(RealDecl);
 
   return RealDecl;
 }