Compile optimized code with active debugger but no break points.

src/compiler.cc

 // Copyright 2012 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/v8.h"
 
 #include "src/compiler.h"
 
 #include "src/bootstrapper.h"
 #include "src/codegen.h"
@@ skipping 289 matching lines @@
   // We should never arrive here if optimization has been disabled on the
   // shared function info.
   ASSERT(!info()->shared_info()->optimization_disabled());
 
   // Fall back to using the full code generator if it's not possible
   // to use the Hydrogen-based optimizing compiler. We already have
   // generated code for this from the shared function object.
   if (FLAG_always_full_compiler) return AbortOptimization();
 
   // Do not use crankshaft if compiling for debugging.
-  if (info()->is_debug()) return AbortOptimization(kDebuggerIsActive);
+  if (isolate()->DebuggerHasBreakPoints()) {
+    return AbortOptimization(kDebuggerIsActive);
+  }
 
   // Limit the number of times we re-compile a functions with
   // the optimizing compiler.
   const int kMaxOptCount =
       FLAG_deopt_every_n_times == 0 ? FLAG_max_opt_count : 1000;
   if (info()->opt_count() > kMaxOptCount) {
     return AbortAndDisableOptimization(kOptimizedTooManyTimes);
   }
 
   // Due to an encoding limit on LUnallocated operands in the Lithium
@@ skipping 988 matching lines @@
   AllowHandleDereference allow_deref;
   bool tracing_on = info()->IsStub()
       ? FLAG_trace_hydrogen_stubs
       : (FLAG_trace_hydrogen &&
          info()->closure()->PassesFilter(FLAG_trace_hydrogen_filter));
   return (tracing_on &&
       OS::StrChr(const_cast<char*>(FLAG_trace_phase), name_[0]) != NULL);
 }
 
 } }  // namespace v8::internal