| Index: runtime/vm/regexp.cc | 
| diff --git a/runtime/vm/regexp.cc b/runtime/vm/regexp.cc | 
| index 5ec2a410318405dce51241192a757102b90d5782..93e4997fc548edce12b6b28d04f6966f5a215281 100644 | 
| --- a/runtime/vm/regexp.cc | 
| +++ b/runtime/vm/regexp.cc | 
| @@ -409,6 +409,7 @@ RegExpEngine::CompilationResult RegExpCompiler::Assemble( | 
| if (reg_exp_too_big_) return IrregexpRegExpTooBig(); | 
|  | 
| macro_assembler->GenerateBacktrackBlock(); | 
| +  macro_assembler->FinalizeRegistersArray(); | 
|  | 
| return RegExpEngine::CompilationResult(macro_assembler->backtrack_goto(), | 
| macro_assembler->graph_entry(), | 
|  |