1 files changed, 12 insertions, 6 deletions
diff --git a/src/wasm/wasm-binary.cpp b/src/wasm/wasm-binary.cpp
index 78470324c..74d74f473 100644
--- a/src/wasm/wasm-binary.cpp
+++ b/src/wasm/wasm-binary.cpp
@@ -7244,13 +7244,19 @@ void WasmBinaryReader::visitCallRef(CallRef* curr) {
 }
 
 bool WasmBinaryReader::maybeVisitRefI31(Expression*& out, uint32_t code) {
-  if (code != BinaryConsts::RefI31) {
-    return false;
+  Shareability share;
+  switch (code) {
+    case BinaryConsts::RefI31:
+      share = Unshared;
+      break;
+    case BinaryConsts::RefI31Shared:
+      share = Shared;
+      break;
+    default:
+      return false;
   }
-  auto* curr = allocator.alloc<RefI31>();
-  curr->value = popNonVoidExpression();
-  curr->finalize();
-  out = curr;
+  auto* value = popNonVoidExpression();
+  out = Builder(wasm).makeRefI31(value, share);
   return true;
 }