Assign ids to incoming arguments (to be used in checked mode).

runtime/vm/flow_graph_builder.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/flow_graph_builder.h"
 
 #include "vm/ast_printer.h"
 #include "vm/code_descriptors.h"
 #include "vm/dart_entry.h"
 #include "vm/flags.h"
@@ skipping 2106 matching lines @@
     const int num_params =
         owner()->parsed_function().function().NumberOfParameters();
     for (int pos = 0; pos < num_params; pos++) {
       const LocalVariable& parameter = *scope->VariableAt(pos);
       ASSERT(parameter.owner() == scope);
       if (!CanSkipTypeCheck(NULL, parameter.type())) {
         LoadLocalComp* load = new LoadLocalComp(parameter,
                                                 owner()->context_level());
         AddInstruction(new BindInstr(temp_index(), load));
         TempVal* argument_value = new TempVal(temp_index());
-        BuildAssertAssignable(node->id(),
+        BuildAssertAssignable(node->ParameterIdAt(pos),
                               parameter.token_index(),
                               argument_value,
                               parameter.type(),
                               parameter.name(),
                               temp_index());
       }
     }
   }
 
   intptr_t i = 0;
@@ skipping 696 matching lines @@
   char* chars = reinterpret_cast<char*>(
       Isolate::Current()->current_zone()->Allocate(len));
   OS::SNPrint(chars, len, kFormat, function_name, reason);
   const Error& error = Error::Handle(
       LanguageError::New(String::Handle(String::New(chars))));
   Isolate::Current()->long_jump_base()->Jump(1, error);
 }
 
 
 }  // namespace dart