| Index: src/compiler/node-matchers.h
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| diff --git a/src/compiler/node-matchers.h b/src/compiler/node-matchers.h
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| index 7e978af8538f6fa7f9168488a072d7331d4f7624..be944ce097f1fa84f1e831d19f40bac210809bfa 100644
 | 
| --- a/src/compiler/node-matchers.h
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| +++ b/src/compiler/node-matchers.h
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| @@ -17,7 +17,7 @@ struct NodeMatcher {
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|    explicit NodeMatcher(Node* node) : node_(node) {}
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|  
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|    Node* node() const { return node_; }
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| -  Operator* op() const { return node()->op(); }
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| +  const Operator* op() const { return node()->op(); }
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|    IrOpcode::Value opcode() const { return node()->opcode(); }
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|  
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|    bool HasProperty(Operator::Property property) const {
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| 
 |