More fixes for non-mac builds.

runtime/vm/parser.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/parser.h"
 
 #include "vm/bigint_operations.h"
 #include "vm/class_finalizer.h"
 #include "vm/compiler.h"
 #include "vm/compiler_stats.h"
@@ skipping 6381 matching lines @@
   const Object& result = Object::Handle(
       DartEntry::InvokeStatic(constructor, arg_values, opt_arg_names));
   if (result.IsError()) {
       if (result.IsUnhandledException()) {
         return result.raw();
       } else {
         Error& error = Error::Handle();
         error ^= result.raw();
         Isolate::Current()->long_jump_base()->Jump(1, error);
         UNREACHABLE();
+        return Object::null();
       }
   } else {
     if (constructor.IsFactory()) {
       // The factory method returns the allocated object.
       instance ^= result.raw();
     }
     if (!instance.IsNull()) {
       instance ^= instance.Canonicalize();
     }
     return instance.raw();
@@ skipping 1354 matching lines @@
 void Parser::SkipQualIdent() {
   ASSERT(IsIdentifier());
   ConsumeToken();
   if (CurrentToken() == Token::kPERIOD) {
     ConsumeToken();  // Consume the kPERIOD token.
     ExpectIdentifier("identifier expected after '.'");
   }
 }
 
 }  // namespace dart