| Index: src/x64/lithium-codegen-x64.h | 
| diff --git a/src/x64/lithium-codegen-x64.h b/src/x64/lithium-codegen-x64.h | 
| index 5cffb5a68ac3d57f5937f9338b0121bee7432b64..bbdc21e0c88d4b868280aa90d75580215a1d093c 100644 | 
| --- a/src/x64/lithium-codegen-x64.h | 
| +++ b/src/x64/lithium-codegen-x64.h | 
| @@ -255,6 +255,7 @@ class LCodeGen BASE_EMBEDDED { | 
| void EmitNumberUntagD(Register input, | 
| XMMRegister result, | 
| bool deoptimize_on_undefined, | 
| +                        bool deoptimize_on_minus_zero, | 
| LEnvironment* env); | 
|  | 
| // Emits optimized code for typeof x == "y".  Modifies input register. | 
|  |