1 files changed, 3 insertions, 4 deletions
diff --git a/src/wasm/wasm-binary.cpp b/src/wasm/wasm-binary.cpp
index 9c8b83325..6ce2c7979 100644
--- a/src/wasm/wasm-binary.cpp
+++ b/src/wasm/wasm-binary.cpp
@@ -251,12 +251,11 @@ void WasmBinaryWriter::writeTypes() {
       WASM_UNREACHABLE("TODO GC type writing");
     }
     if (nominal) {
-      HeapType super;
-      bool hasSuper = type.getSuperType(super);
-      if (!hasSuper) {
+      auto super = type.getSuperType();
+      if (!super) {
         super = type.isFunction() ? HeapType::func : HeapType::data;
       }
-      writeHeapType(super);
+      writeHeapType(*super);
     }
   }
   finishSection(start);