Update clang as per D13683

[deadalnix]

Summary

This diffs remove use of deprecated API.

[echristo]

Done in r250373.

Thanks!

-eric

lib/CodeGen/CGDebugInfo.cpp

llvm::DIType *CGDebugInfo::CreateType(const FunctionType *Ty,
   else if (const FunctionProtoType *FPT = dyn_cast<FunctionProtoType>(Ty)) {
     for (unsigned i = 0, e = FPT->getNumParams(); i != e; ++i)
       EltTys.push_back(getOrCreateType(FPT->getParamType(i), Unit));
     if (FPT->isVariadic())
       EltTys.push_back(DBuilder.createUnspecifiedParameter());
   }
 
   llvm::DITypeRefArray EltTypeArray = DBuilder.getOrCreateTypeArray(EltTys);
-  return DBuilder.createSubroutineType(Unit, EltTypeArray);
+  return DBuilder.createSubroutineType(EltTypeArray);
 }
 
 /// Convert an AccessSpecifier into the corresponding DINode flag.
 /// As an optimization, return 0 if the access specifier equals the
 /// default for the containing type.
 static unsigned getAccessFlag(AccessSpecifier Access, const RecordDecl *RD) {
   AccessSpecifier Default = clang::AS_none;
   if (RD && RD->isClass())
llvm::DISubroutineType *CGDebugInfo::getOrCreateInstanceMethodType(
   llvm::DITypeRefArray EltTypeArray = DBuilder.getOrCreateTypeArray(Elts);
 
   unsigned Flags = 0;
   if (Func->getExtProtoInfo().RefQualifier == RQ_LValue)
     Flags |= llvm::DINode::FlagLValueReference;
   if (Func->getExtProtoInfo().RefQualifier == RQ_RValue)
     Flags |= llvm::DINode::FlagRValueReference;
 
-  return DBuilder.createSubroutineType(Unit, EltTypeArray, Flags);
+  return DBuilder.createSubroutineType(EltTypeArray, Flags);
 }
 
 /// isFunctionLocalClass - Return true if CXXRecordDecl is defined
 /// inside a function.
 static bool isFunctionLocalClass(const CXXRecordDecl *RD) {
   if (const CXXRecordDecl *NRD = dyn_cast<CXXRecordDecl>(RD->getDeclContext()))
     return isFunctionLocalClass(NRD);
   if (isa<FunctionDecl>(RD->getDeclContext()))
llvm::DIType *CGDebugInfo::getOrCreateVTablePtrType(llvm::DIFile *Unit) {
   if (VTablePtrType)
     return VTablePtrType;
 
   ASTContext &Context = CGM.getContext();
 
   /* Function type */
   llvm::Metadata *STy = getOrCreateType(Context.IntTy, Unit);
   llvm::DITypeRefArray SElements = DBuilder.getOrCreateTypeArray(STy);
-  llvm::DIType *SubTy = DBuilder.createSubroutineType(Unit, SElements);
+  llvm::DIType *SubTy = DBuilder.createSubroutineType(SElements);
   unsigned Size = Context.getTypeSize(Context.VoidPtrTy);
   llvm::DIType *vtbl_ptr_type =
       DBuilder.createPointerType(SubTy, Size, 0, "__vtbl_ptr_type");
   VTablePtrType = DBuilder.createPointerType(vtbl_ptr_type, Size);
   return VTablePtrType;
 }
 
 StringRef CGDebugInfo::getVTableName(const CXXRecordDecl *RD) {

 // getOrCreateFunctionType - Construct type. If it is a c++ method, include
 // implicit parameter "this".
 llvm::DISubroutineType *CGDebugInfo::getOrCreateFunctionType(const Decl *D,
                                                              QualType FnType,
                                                              llvm::DIFile *F) {
   if (!D || DebugKind <= CodeGenOptions::DebugLineTablesOnly)
     // Create fake but valid subroutine type. Otherwise -verify would fail, and
     // subprogram DIE will miss DW_AT_decl_file and DW_AT_decl_line fields.
-    return DBuilder.createSubroutineType(F,
-                                         DBuilder.getOrCreateTypeArray(None));
+    return DBuilder.createSubroutineType(DBuilder.getOrCreateTypeArray(None));
 
   if (const CXXMethodDecl *Method = dyn_cast<CXXMethodDecl>(D))
     return getOrCreateMethodType(Method, F);
   if (const ObjCMethodDecl *OMethod = dyn_cast<ObjCMethodDecl>(D)) {
     // Add "self" and "_cmd"
     SmallVector<llvm::Metadata *, 16> Elts;
 
     // First element is always return type. For 'void' functions it is NULL.
if (const ObjCMethodDecl *OMethod = dyn_cast<ObjCMethodDecl>(D)) {
     // Get rest of the arguments.
     for (const auto *PI : OMethod->params())
       Elts.push_back(getOrCreateType(PI->getType(), F));
     // Variadic methods need a special marker at the end of the type list.
     if (OMethod->isVariadic())
       Elts.push_back(DBuilder.createUnspecifiedParameter());
 
     llvm::DITypeRefArray EltTypeArray = DBuilder.getOrCreateTypeArray(Elts);
-    return DBuilder.createSubroutineType(F, EltTypeArray);
+    return DBuilder.createSubroutineType(EltTypeArray);
   }
 
   // Handle variadic function types; they need an additional
   // unspecified parameter.
   if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D))
     if (FD->isVariadic()) {
       SmallVector<llvm::Metadata *, 16> EltTys;
       EltTys.push_back(getOrCreateType(FD->getReturnType(), F));
       if (const FunctionProtoType *FPT = dyn_cast<FunctionProtoType>(FnType))
         for (unsigned i = 0, e = FPT->getNumParams(); i != e; ++i)
           EltTys.push_back(getOrCreateType(FPT->getParamType(i), F));
       EltTys.push_back(DBuilder.createUnspecifiedParameter());
       llvm::DITypeRefArray EltTypeArray = DBuilder.getOrCreateTypeArray(EltTys);
-      return DBuilder.createSubroutineType(F, EltTypeArray);
+      return DBuilder.createSubroutineType(EltTypeArray);
     }
 
   return cast<llvm::DISubroutineType>(getOrCreateType(FnType, F));
 }
 
 void CGDebugInfo::EmitFunctionStart(GlobalDecl GD, SourceLocation Loc,
                                     SourceLocation ScopeLoc, QualType FnType,
                                     llvm::Function *Fn, CGBuilderTy &Builder) {