Allow gcc to use strict-aliasing rules to control pointer aliasing when...

src/debug.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 592 matching lines @@
     return;
   }
 
   // Clear debugger context global handle.
   GlobalHandles::Destroy(reinterpret_cast<Object**>(debug_context_.location()));
   debug_context_ = Handle<Context>();
 }
 
 
 void Debug::Iterate(ObjectVisitor* v) {
-#define VISIT(field) v->VisitPointer(reinterpret_cast<Object**>(&(field)));
+#define VISIT(field) v->VisitPointer(bit_cast<Object**, Code**>(&(field)));
   VISIT(debug_break_return_entry_);
   VISIT(debug_break_return_);
 #undef VISIT
 }
 
 
 Object* Debug::Break(Arguments args) {
   HandleScope scope;
   ASSERT(args.length() == 0);
 
@@ skipping 1341 matching lines @@
 }
 
 
 void LockingMessageQueue::Clear() {
   ScopedLock sl(lock_);
   queue_.Clear();
 }
 
 
 } }  // namespace v8::internal