1 files changed, 11 insertions, 0 deletions
diff --git a/src/wasm.h b/src/wasm.h
index 1cb0b381b..957d2d368 100644
--- a/src/wasm.h
+++ b/src/wasm.h
@@ -701,6 +701,7 @@ public:
     StringConstId,
     StringMeasureId,
     StringEncodeId,
+    StringConcatId,
     NumExpressionIds
   };
   Id _id;
@@ -1714,6 +1715,16 @@ public:
   void finalize();
 };
 
+class StringConcat : public SpecificExpression<Expression::StringConcatId> {
+public:
+  StringConcat(MixedArena& allocator) {}
+
+  Expression* left;
+  Expression* right;
+
+  void finalize();
+};
+
 // Globals
 
 struct Named {