RegExp: Fix missing adaption of debug check after changing definition of a Trace being trivial.

src/jsregexp.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 1489 matching lines @@
   }
 }
 
 
 // This is called as we come into a loop choice node and some other tricky
 // nodes.  It normalizes the state of the code generator to ensure we can
 // generate generic code.
 void Trace::Flush(RegExpCompiler* compiler, RegExpNode* successor) {
   RegExpMacroAssembler* assembler = compiler->macro_assembler();
 
-  ASSERT(actions_ != NULL ||
-         cp_offset_ != 0 ||
-         backtrack() != NULL ||
-         characters_preloaded_ != 0 ||
-         quick_check_performed_.characters() != 0 ||
-         bound_checked_up_to_ != 0);
+  ASSERT(!is_trivial());
 
   if (actions_ == NULL && backtrack() == NULL) {
     // Here we just have some deferred cp advances to fix and we are back to
     // a normal situation.  We may also have to forget some information gained
     // through a quick check that was already performed.
     if (cp_offset_ != 0) assembler->AdvanceCurrentPosition(cp_offset_);
     // Create a new trivial state and generate the node with that.
     Trace new_state;
     successor->Emit(compiler, &new_state);
     return;
@@ skipping 3344 matching lines @@
   EmbeddedVector<byte, 1024> codes;
   RegExpMacroAssemblerIrregexp macro_assembler(codes);
   return compiler.Assemble(&macro_assembler,
                            node,
                            data->capture_count,
                            pattern);
 }
 
 
 }}  // namespace v8::internal