Uniform and precise source positions for inlining

src/factory.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/factory.h"
 
 #include "src/accessors.h"
 #include "src/allocation-site-scopes.h"
 #include "src/base/bits.h"
 #include "src/bootstrapper.h"
@@ skipping 1014 matching lines @@
   Handle<Script> script = Handle<Script>::cast(NewStruct(SCRIPT_TYPE));
   script->set_source(*source);
   script->set_name(heap->undefined_value());
   script->set_id(isolate()->heap()->NextScriptId());
   script->set_line_offset(0);
   script->set_column_offset(0);
   script->set_context_data(heap->undefined_value());
   script->set_type(Script::TYPE_NORMAL);
   script->set_wrapper(heap->undefined_value());
   script->set_line_ends(heap->undefined_value());
+  if (FLAG_trace_deopt) Script::InitLineEnds(script);
   script->set_eval_from_shared(heap->undefined_value());
   script->set_eval_from_position(0);
   script->set_shared_function_infos(Smi::kZero);
   script->set_flags(0);
 
   heap->set_script_list(*WeakFixedArray::Add(script_list(), script));
   return script;
 }
 
 
@@ skipping 1664 matching lines @@
       Handle<JSFixedArrayIterator>::cast(NewJSObjectFromMap(map));
   iterator->set_initial_next(*next);
   iterator->set_array(*array);
   iterator->set_index(0);
   iterator->InObjectPropertyAtPut(JSFixedArrayIterator::kNextIndex, *next);
   return iterator;
 }
 
 }  // namespace internal
 }  // namespace v8