Move the construction of the RecordDecl representing the runtime

layout of a constant NSString from the ASTContext over to CodeGen,
since this is solely CodeGen's responsibility. Eliminates one of the
unnecessary "special" types that we serialize.

llvm-svn: 137121

1 files changed, 8 insertions, 0 deletions

diff --git a/clang/lib/CodeGen/CodeGenModule.h b/clang/lib/CodeGen/CodeGenModule.h
index ca72230..56ff68c 100644
--- a/clang/lib/CodeGen/CodeGenModule.h
+++ b/clang/lib/CodeGen/CodeGenModule.h
@@ -286,6 +286,9 @@ class CodeGenModule : public CodeGenTypeCache {
   /// run on termination.
   std::vector<std::pair<llvm::WeakVH,llvm::Constant*> > CXXGlobalDtors;
 
+  /// @name Cache for Objective-C runtime types
+  /// @{
+
   /// CFConstantStringClassRef - Cached reference to the class for constant
   /// strings. This value has type int * but is actually an Obj-C class pointer.
   llvm::Constant *CFConstantStringClassRef;
@@ -294,6 +297,11 @@ class CodeGenModule : public CodeGenTypeCache {
   /// strings. This value has type int * but is actually an Obj-C class pointer.
   llvm::Constant *ConstantStringClassRef;
 
+  /// \brief The LLVM type corresponding to NSConstantString.
+  llvm::StructType *NSConstantStringType;
+  
+  /// @}
+
   /// Lazily create the Objective-C runtime
   void createObjCRuntime();