| Index: src/hydrogen-instructions.cc
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| diff --git a/src/hydrogen-instructions.cc b/src/hydrogen-instructions.cc
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| index 9b7bfce50abc1d2dbdc2de55a173a6c8d91a9297..eb6d4f0a1d9ef755eaeb15a8196d58f30f2ddb01 100644
 | 
| --- a/src/hydrogen-instructions.cc
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| +++ b/src/hydrogen-instructions.cc
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| @@ -2873,6 +2873,9 @@ bool HConstant::ImmortalImmovable() const {
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|        object_.IsKnownGlobal(heap->name##_map()) ||
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|        STRING_TYPE_LIST(STRING_TYPE)
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|  #undef STRING_TYPE
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| +#define SYMBOL(name) object_.IsKnownGlobal(heap->name()) ||
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| +      PRIVATE_SYMBOL_LIST(SYMBOL)
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| +#undef SYMBOL
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|        false;
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|  }
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|  
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| 
 |