| Index: lib/compiler/implementation/ssa/nodes.dart
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| diff --git a/lib/compiler/implementation/ssa/nodes.dart b/lib/compiler/implementation/ssa/nodes.dart
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| index e67084dd79de649bd9eecbbf8eff615a501691f7..6d87506ade448d6bc7ad098c6f06c742f27c2785 100644
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| --- a/lib/compiler/implementation/ssa/nodes.dart
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| +++ b/lib/compiler/implementation/ssa/nodes.dart
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| @@ -2235,7 +2235,8 @@ class HTypeConversion extends HCheck {
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|  }
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|  
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|  class HStringConcat extends HInstruction {
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| -  HStringConcat(HInstruction left, HInstrunction right)
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| +  final Node node;
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| +  HStringConcat(HInstruction left, HInstruction right, this.node)
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|        : super(<HInstruction>[left, right]);
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|    HType get guaranteedType() => HType.STRING;
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|  
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| 
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