1 files changed, 3 insertions, 0 deletions
diff --git a/src/wasm-binary-writer.c b/src/wasm-binary-writer.c
index 2fb7fe5c..9d47a558 100644
--- a/src/wasm-binary-writer.c
+++ b/src/wasm-binary-writer.c
@@ -677,6 +677,9 @@ static void write_module(Context* ctx, const WasmModule* module) {
         case WASM_EXTERNAL_KIND_GLOBAL:
           write_global_header(ctx, &import->global);
           break;
+        case WASM_NUM_EXTERNAL_KINDS:
+          assert(0);
+          break;
       }
     }
     end_section(ctx);