Upload Kmake

deps/v8/test/mjsunit/regress/wasm/regress-346197738.js

@@ -0,0 +1,42 @@
+// 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.
+
+d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
+d8.file.execute('test/mjsunit/mjsunit.js');
+
+let b1 = new WasmModuleBuilder();
+let $a8 = b1.addArray(kWasmI8, true, kNoSuperType, true);
+let a8ref = wasmRefType($a8);
+b1.addFunction("make_array", makeSig([], [a8ref])).exportFunc()
+  .addBody([
+    kExprI32Const, 10,  // length
+    kGCPrefix, kExprArrayNewDefault, $a8,
+  ]);
+
+let instance1 = b1.instantiate();
+let array = instance1.exports.make_array();
+
+let b2 = new WasmModuleBuilder();
+let $struct0 = b2.addStruct([makeField(kWasmI32, true)]);
+let struct0ref = wasmRefType($struct0);
+let tag0_sig = b2.addType(makeSig([struct0ref], []));
+let $tag0 = b2.addTag(tag0_sig);
+let create_exn = b2.addImport("", "create_exn", kSig_v_v);
+b2.addExportOfKind("tag0", kExternalTag, $tag0);
+b2.addFunction("main", kSig_v_v).exportFunc().addBody([
+    kExprCallFunction, create_exn,
+]);
+
+let exported_tag;
+let instance2 = b2.instantiate({
+  "": {
+    create_exn: () => {
+      assertThrows(() => new WebAssembly.Exception(exported_tag, [array]),
+          TypeError,
+          /object is not a subtype of expected type/);
+    },
+  }
+});
+exported_tag = instance2.exports.tag0;
+instance2.exports.main();