| Index: src/hydrogen.cc | 
| diff --git a/src/hydrogen.cc b/src/hydrogen.cc | 
| index be56c673b9ea8003bbac6fb15d28e5e5ae23156c..beb1c506321f2ce1d8c96dd104e542b46948d7ef 100644 | 
| --- a/src/hydrogen.cc | 
| +++ b/src/hydrogen.cc | 
| @@ -2480,6 +2480,9 @@ void HGraphBuilder::VisitBlock(Block* stmt) { | 
| ASSERT(!HasStackOverflow()); | 
| ASSERT(current_block() != NULL); | 
| ASSERT(current_block()->HasPredecessor()); | 
| +  if (stmt->block_scope() != NULL) { | 
| +    return Bailout("ScopedBlock"); | 
| +  } | 
| BreakAndContinueInfo break_info(stmt); | 
| { BreakAndContinueScope push(&break_info, this); | 
| CHECK_BAILOUT(VisitStatements(stmt->statements())); | 
|  |