Upload Kmake

deps/v8/test/mjsunit/regress/wasm/regress-crbug-1339321.js

@@ -0,0 +1,64 @@
+// Copyright 2022 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");
+
+let builder = new WasmModuleBuilder();
+builder.addFunction("leak", kSig_l_v)
+  .exportFunc()
+  .addLocals(kWasmI64, 10)
+  .addBody([
+    kExprLocalGet, 0,
+    kExprLocalGet, 0,
+    kExprLocalGet, 0,
+    kExprLocalGet, 0,
+    kExprLocalGet, 0,
+    kExprBlock, kWasmVoid,
+      kExprLoop, kWasmVoid,
+        kExprRefNull, kAnyRefCode,
+        kExprBrOnNonNull, 0,
+        kExprBr, 1,
+      kExprEnd,  // loop
+    kExprEnd,  // block
+    kExprDrop,
+    kExprDrop,
+    kExprDrop,
+    kExprDrop,
+  ]);
+
+let loop_type = builder.addType(makeSig([kWasmAnyRef], []));
+builder.addFunction("crash", kSig_v_v).exportFunc().addBody([
+  kExprRefNull, kAnyRefCode,
+  kExprLoop, loop_type,
+    kExprRefNull, kAnyRefCode,
+    kGCPrefix, kExprBrOnCast, 0b01, 0, kAnyRefCode, kI31RefCode,
+    kExprDrop,
+    kExprDrop,
+  kExprEnd,  // loop
+]);
+
+let array_type = builder.addArray(wasmRefNullType(kSig_i_i), true);
+builder.addFunction("array", kSig_l_v).exportFunc()
+  .addLocals(kWasmI64, 10)
+  .addBody([
+    kExprLocalGet, 0,
+    kExprLocalGet, 0,
+    kExprLocalGet, 0,
+    kExprLocalGet, 0,
+    kExprLocalGet, 0,
+    kExprI32Const, 0,
+    kGCPrefix, kExprArrayNewDefault, array_type,
+    kExprDrop,
+    kExprDrop,
+    kExprDrop,
+    kExprDrop,
+    kExprDrop,
+])
+
+let instance = builder.instantiate();
+let result = instance.exports.leak();
+assertEquals(0n, result);
+result = instance.exports.array();
+assertEquals(0n, result);
+instance.exports.crash();