| Index: src/debug/debug.cc | 
| diff --git a/src/debug/debug.cc b/src/debug/debug.cc | 
| index c2c99f02b66f5fccc5e8a7c22334b2acfa77640f..de9c44079519143b595054d83721e2c61ffb63b3 100644 | 
| --- a/src/debug/debug.cc | 
| +++ b/src/debug/debug.cc | 
| @@ -1250,6 +1250,9 @@ bool Debug::PrepareFunctionForBreakPoints(Handle<SharedFunctionInfo> shared) { | 
| } | 
| } | 
|  | 
| +  // The native context also has a list of OSR'd optimized code. Clear it. | 
| +  isolate_->ClearOSROptimizedCode(); | 
| + | 
| // Make sure we abort incremental marking. | 
| isolate_->heap()->CollectAllGarbage(Heap::kMakeHeapIterableMask, | 
| GarbageCollectionReason::kDebugger); | 
|  |