<rdar://problem/11146929>

Enabling support for the wchar_t type.
Without the proper language option setup, clang's ASTContexts will be configured to have wchar_t == int
This patch enables the correct options to make sure that we report wchar_t as itself
Added a test case to make sure we do not regress 

Adding files missing from the previous commit

llvm-svn: 172039

lldb/source/Symbol/ClangASTContext.cpp

@@ -266,6 +266,8 @@ ParseLangArgs
     Opts.GNUInline = !Std.isC99();
     Opts.HexFloats = Std.hasHexFloats();
     Opts.ImplicitInt = Std.hasImplicitInt();
+    
+    Opts.WChar = true;
 
     // OpenCL has some additional defaults.
     if (LangStd == LangStandard::lang_opencl) {

lldb/source/Symbol/ClangASTType.cpp

@@ -58,6 +58,7 @@ ClangASTType::GetTypeNameForQualType (clang::ASTContext *ast, clang::QualType qu
     
     clang::PrintingPolicy printing_policy (ast->getPrintingPolicy());
     printing_policy.SuppressTagKeyword = true;
+    printing_policy.LangOpts.WChar = true;
     const clang::TypedefType *typedef_type = qual_type->getAs<clang::TypedefType>();
     if (typedef_type)
     {