don't pass in null as the Name for GenerateClassStructure,
it goes and makes std::strings out of them, which is not 
defined.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@53843 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGObjCGNU.cpp b/lib/CodeGen/CGObjCGNU.cpp
index bb90bce..57c021f 100644
--- a/lib/CodeGen/CGObjCGNU.cpp
+++ b/lib/CodeGen/CGObjCGNU.cpp
@@ -514,8 +514,7 @@
   Elements.push_back(llvm::ConstantExpr::getBitCast(Protocols, PtrTy));
   Elements.push_back(NullP);
   // Create an instance of the structure
-  return MakeGlobal(ClassTy, Elements,
-                    SymbolNameForClass(Name));
+  return MakeGlobal(ClassTy, Elements, SymbolNameForClass(Name));
 }
 
 llvm::Constant *CGObjCGNU::GenerateProtocolMethodList(
@@ -669,7 +668,7 @@
       IvarOffsets);
   //Generate metaclass for class methods
   llvm::Constant *MetaClassStruct = GenerateClassStructure(NULLPtr,
-      NULLPtr, 0x2L, /*name*/0, 0, Zeros[0], GenerateIvarList(
+      NULLPtr, 0x2L, /*name*/"", 0, Zeros[0], GenerateIvarList(
         empty, empty, empty), ClassMethodList, NULLPtr);
   // Generate the class structure
   llvm::Constant *ClassStruct = GenerateClassStructure(MetaClassStruct,