Don't propagate around TargetOptions in IR-gen; we don't use it.

Patch by Stephen Lin!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@179639 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/ModuleBuilder.cpp b/lib/CodeGen/ModuleBuilder.cpp
index d6e5f06..69e5b32 100644
--- a/lib/CodeGen/ModuleBuilder.cpp
+++ b/lib/CodeGen/ModuleBuilder.cpp
@@ -31,15 +31,13 @@
     OwningPtr<const llvm::DataLayout> TD;
     ASTContext *Ctx;
     const CodeGenOptions CodeGenOpts;  // Intentionally copied in.
-    const TargetOptions TargetOpts;    // Intentionally copied in.
   protected:
     OwningPtr<llvm::Module> M;
     OwningPtr<CodeGen::CodeGenModule> Builder;
   public:
     CodeGeneratorImpl(DiagnosticsEngine &diags, const std::string& ModuleName,
-                      const CodeGenOptions &CGO, const TargetOptions &TO,
-                      llvm::LLVMContext& C)
-      : Diags(diags), CodeGenOpts(CGO), TargetOpts(TO),
+                      const CodeGenOptions &CGO, llvm::LLVMContext& C)
+      : Diags(diags), CodeGenOpts(CGO),
         M(new llvm::Module(ModuleName, C)) {}
 
     virtual ~CodeGeneratorImpl() {}
@@ -58,8 +56,8 @@
       M->setTargetTriple(Ctx->getTargetInfo().getTriple().getTriple());
       M->setDataLayout(Ctx->getTargetInfo().getTargetDescription());
       TD.reset(new llvm::DataLayout(Ctx->getTargetInfo().getTargetDescription()));
-      Builder.reset(new CodeGen::CodeGenModule(Context, CodeGenOpts, TargetOpts,
-                                               *M, *TD, Diags));
+      Builder.reset(new CodeGen::CodeGenModule(Context, CodeGenOpts, *M, *TD,
+                                               Diags));
     }
 
     virtual void HandleCXXStaticMemberVarInstantiation(VarDecl *VD) {
@@ -125,7 +123,7 @@
 CodeGenerator *clang::CreateLLVMCodeGen(DiagnosticsEngine &Diags,
                                         const std::string& ModuleName,
                                         const CodeGenOptions &CGO,
-                                        const TargetOptions &TO,
+                                        const TargetOptions &/*TO*/,
                                         llvm::LLVMContext& C) {
-  return new CodeGeneratorImpl(Diags, ModuleName, CGO, TO, C);
+  return new CodeGeneratorImpl(Diags, ModuleName, CGO, C);
 }