Bigger stepping granularity in debugging

runtime/vm/object.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/object.h"
 
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/bigint_operations.h"
 #include "vm/bootstrap.h"
@@ skipping 5355 matching lines @@
   result.raw_ptr()->name_ = url.raw();
   result.raw_ptr()->url_ = url.raw();
   result.raw_ptr()->private_key_ = Scanner::AllocatePrivateKey(result);
   result.raw_ptr()->dictionary_ = Array::Empty();
   result.raw_ptr()->anonymous_classes_ = Array::Empty();
   result.raw_ptr()->num_anonymous_ = 0;
   result.raw_ptr()->imports_ = Array::Empty();
   result.raw_ptr()->loaded_scripts_ = Array::null();
   result.set_native_entry_resolver(NULL);
   result.raw_ptr()->corelib_imported_ = true;
+  result.set_debuggable(false);
   result.raw_ptr()->load_state_ = RawLibrary::kAllocated;
   result.raw_ptr()->index_ = -1;
   result.InitClassDictionary();
   result.InitImportList();
   result.InitImportedIntoList();
   if (import_core_lib) {
     Library& core_lib = Library::Handle(Library::CoreLibrary());
     ASSERT(!core_lib.IsNull());
     result.AddImport(core_lib);
   }
@@ skipping 4729 matching lines @@
   const String& str = String::Handle(pattern());
   const char* format = "JSRegExp: pattern=%s flags=%s";
   intptr_t len = OS::SNPrint(NULL, 0, format, str.ToCString(), Flags());
   char* chars = reinterpret_cast<char*>(
       Isolate::Current()->current_zone()->Allocate(len + 1));
   OS::SNPrint(chars, (len + 1), format, str.ToCString(), Flags());
   return chars;
 }
 
 }  // namespace dart