Update to LLVM's use of WeakTrackingVH; NFC

Summary: Depends on D32266

Reviewers: davide, dblaikie

Subscribers: mcrosier, llvm-commits

Differential Revision: https://reviews.llvm.org/D32270

llvm-svn: 301427

1 files changed, 4 insertions, 4 deletions

diff --git a/clang/lib/CodeGen/CodeGenModule.h b/clang/lib/CodeGen/CodeGenModule.h
index c4985ba41db..e48af7db620 100644
--- a/clang/lib/CodeGen/CodeGenModule.h
+++ b/clang/lib/CodeGen/CodeGenModule.h
@@ -349,8 +349,8 @@ private:
   /// List of global values which are required to be present in the object file;
   /// bitcast to i8*. This is used for forcing visibility of symbols which may
   /// otherwise be optimized out.
-  std::vector<llvm::WeakVH> LLVMUsed;
-  std::vector<llvm::WeakVH> LLVMCompilerUsed;
+  std::vector<llvm::WeakTrackingVH> LLVMUsed;
+  std::vector<llvm::WeakTrackingVH> LLVMCompilerUsed;
 
   /// Store the list of global constructors and their respective priorities to
   /// be emitted when the translation unit is complete.
@@ -421,7 +421,7 @@ private:
   SmallVector<GlobalInitData, 8> PrioritizedCXXGlobalInits;
 
   /// Global destructor functions and arguments that need to run on termination.
-  std::vector<std::pair<llvm::WeakVH,llvm::Constant*> > CXXGlobalDtors;
+  std::vector<std::pair<llvm::WeakTrackingVH, llvm::Constant *>> CXXGlobalDtors;
 
   /// \brief The complete set of modules that has been imported.
   llvm::SetVector<clang::Module *> ImportedModules;
@@ -438,7 +438,7 @@ private:
 
   /// Cached reference to the class for constant strings. This value has type
   /// int * but is actually an Obj-C class pointer.
-  llvm::WeakVH CFConstantStringClassRef;
+  llvm::WeakTrackingVH CFConstantStringClassRef;
 
   /// \brief The type used to describe the state of a fast enumeration in
   /// Objective-C's for..in loop.