1 files changed, 18 insertions, 0 deletions
diff --git a/src/emscripten-optimizer/simple_ast.cpp b/src/emscripten-optimizer/simple_ast.cpp
index 618b0d9dd..75685f80e 100644
--- a/src/emscripten-optimizer/simple_ast.cpp
+++ b/src/emscripten-optimizer/simple_ast.cpp
@@ -64,11 +64,22 @@ Value& Value::setAssign(Ref target, Ref value) {
   return *this;
 }
 
+Value& Value::setAssignName(IString target, Ref value) {
+  asAssignName()->target() = target;
+  asAssignName()->value() = value;
+  return *this;
+}
+
 Assign* Value::asAssign() {
   assert(isAssign());
   return static_cast<Assign*>(this);
 }
 
+AssignName* Value::asAssignName() {
+  assert(isAssignName());
+  return static_cast<AssignName*>(this);
+}
+
 void Value::stringify(std::ostream &os, bool pretty) {
   static int indent = 0;
   #define indentify() { for (int i_ = 0; i_ < indent; i_++) os << "  "; }
@@ -153,6 +164,13 @@ void Value::stringify(std::ostream &os, bool pretty) {
       os << "]";
       break;
     }
+    case AssignName_: {
+      os << "[\"" << asAssignName()->target().str << "\"";
+      os << ", ";
+      asAssignName()->value()->stringify(os, pretty);
+      os << "]";
+      break;
+    }
   }
 }