Upload Kmake

deps/v8/test/mjsunit/regress/wasm/regress-crbug-1464604.js

@@ -0,0 +1,71 @@
+// Copyright 2023 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: --no-liftoff
+
+d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
+
+const builder = new WasmModuleBuilder();
+let struct_type = builder.addStruct([makeField(kWasmStructRef, false)]);
+let struct_type2 =
+    builder.addStruct([makeField(wasmRefType(kWasmStructRef), false)]);
+let field_index = 0;
+
+builder.addFunction('cast_i31', kSig_v_v)
+  .exportFunc()
+  .addBody([
+    kExprRefNull, struct_type,
+    kGCPrefix, kExprStructGet, struct_type, field_index,
+    kGCPrefix, kExprRefCastNull, kI31RefCode,
+    kExprDrop,
+  ]);
+
+builder.addFunction('cast_i31_nn', kSig_v_v)
+  .exportFunc()
+  .addBody([
+    kExprRefNull, struct_type2,
+    kGCPrefix, kExprStructGet, struct_type2, field_index,
+    kGCPrefix, kExprRefCast, kI31RefCode,
+    kExprDrop,
+  ]);
+
+builder.addFunction('cast_eq', kSig_v_v)
+  .exportFunc()
+  .addBody([
+    kExprRefNull, struct_type,
+    kGCPrefix, kExprStructGet, struct_type, field_index,
+    kGCPrefix, kExprRefCastNull, kEqRefCode,
+    kExprDrop,
+  ]);
+
+builder.addFunction('test_i31', kSig_v_v)
+  .exportFunc()
+  .addBody([
+    kExprRefNull, struct_type,
+    kGCPrefix, kExprStructGet, struct_type, field_index,
+    kGCPrefix, kExprRefTestNull, kI31RefCode,
+    kExprDrop,
+  ]);
+
+builder.addFunction('test_eq', kSig_v_v)
+  .exportFunc()
+  .addBody([
+    kExprRefNull, struct_type,
+    kGCPrefix, kExprStructGet, struct_type, field_index,
+    kGCPrefix, kExprRefTestNull, kEqRefCode,
+    kExprDrop,
+  ]);
+
+const instance = builder.instantiate();
+
+assertThrows(() => instance.exports.cast_i31(), WebAssembly.RuntimeError,
+             'dereferencing a null pointer');
+assertThrows(() => instance.exports.cast_i31_nn(), WebAssembly.RuntimeError,
+             'dereferencing a null pointer');
+assertThrows(() => instance.exports.cast_eq(), WebAssembly.RuntimeError,
+             'dereferencing a null pointer');
+assertThrows(() => instance.exports.test_i31(), WebAssembly.RuntimeError,
+             'dereferencing a null pointer');
+assertThrows(() => instance.exports.test_eq(), WebAssembly.RuntimeError,
+             'dereferencing a null pointer');