| Index: src/isolate.cc | 
| diff --git a/src/isolate.cc b/src/isolate.cc | 
| index 766c0728283ccddbf263e9b022c58e9fe607887d..cb73c26b98e8849d3ee1048a47e05e5f1d0b1d43 100644 | 
| --- a/src/isolate.cc | 
| +++ b/src/isolate.cc | 
| @@ -1883,7 +1883,7 @@ bool Isolate::Init(Deserializer* des) { | 
| heap_.SetStackLimits(); | 
|  | 
| // Quiet the heap NaN if needed on target platform. | 
| -  if (create_heap_objects) Assembler::QuietNaN(heap_.nan_value()); | 
| +  if (!create_heap_objects) Assembler::QuietNaN(heap_.nan_value()); | 
|  | 
| deoptimizer_data_ = new DeoptimizerData; | 
| runtime_profiler_ = new RuntimeProfiler(this); | 
|  |