Upload Kmake

deps/v8/test/mjsunit/regress/wasm/regress-343772336.js

@@ -0,0 +1,28 @@
+// Copyright 2024 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --wasm-wrapper-tiering-budget=2
+
+d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
+
+(function Regress343772336() {
+  var builder = new WasmModuleBuilder();
+
+  let sig_index = builder.addType(kSig_v_v);
+  let import_index = builder.addImport("m", "f", sig_index);
+  builder.addExport("f", import_index);
+  builder.addFunction("main", sig_index)
+    .addBody([])         // --
+    .exportAs("main");
+
+  let instance = builder.instantiate({m: {f: () => {}}});
+
+  // Tier up the wrapper for this signature compiled for a re-exported import.
+  for (var i = 0; i < 3; i += 1) {
+    instance.exports.f();
+  }
+  // Fails because the tier-up incorrectly replaced the wrapper for main as
+  // well.
+  instance.exports.main();
+})();