1 files changed, 3 insertions, 1 deletions
diff --git a/src/wasm/wasm.cpp b/src/wasm/wasm.cpp
index c2df2c68c..9bc0f6e0b 100644
--- a/src/wasm/wasm.cpp
+++ b/src/wasm/wasm.cpp
@@ -1249,7 +1249,9 @@ void RefAs::finalize() {
 
 void StringNew::finalize() {
   if (ptr->type == Type::unreachable ||
-      (length && length->type == Type::unreachable)) {
+      (length && length->type == Type::unreachable) ||
+      (start && start->type == Type::unreachable) ||
+      (end && end->type == Type::unreachable)) {
     type = Type::unreachable;
   } else {
     type = Type(HeapType::string, try_ ? Nullable : NonNullable);