| Index: src/compiler/move-optimizer.h | 
| diff --git a/src/compiler/move-optimizer.h b/src/compiler/move-optimizer.h | 
| index 2fdecf31e95accda0d1f349caa0cc4202b8814c6..aee0c78191bf074d97068967817fab1892f9afc6 100644 | 
| --- a/src/compiler/move-optimizer.h | 
| +++ b/src/compiler/move-optimizer.h | 
| @@ -30,7 +30,7 @@ class MoveOptimizer final { | 
| void CompressBlock(InstructionBlock* blocke); | 
| void CompressMoves(MoveOpVector* eliminated, ParallelMove* left, | 
| ParallelMove* right); | 
| -  Instruction* LastInstruction(InstructionBlock* block); | 
| +  const Instruction* LastInstruction(const InstructionBlock* block) const; | 
| void OptimizeMerge(InstructionBlock* block); | 
| void FinalizeMoves(Instruction* instr); | 
|  | 
|  |