| // Copyright 2020 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: --allow-natives-syntax --fuzzing |
| |
| // Test allow/block-listed intrinsics in the context of fuzzing. |
| |
| // Blocklisted intrinsics are replaced with undefined. |
| assertEquals(undefined, %ConstructConsString("a", "b")); |
| |
| // Blocklisted intrinsics can have wrong arguments. |
| assertEquals(undefined, %ConstructConsString(1, 2, 3, 4)); |
| |
| // We don't care if an intrinsic actually exists. |
| assertEquals(undefined, %FooBar()); |
| |
| // Check allowlisted intrinsic. |
| assertNotEquals(undefined, %IsBeingInterpreted()); |
| |
| // Allowlisted runtime functions with too few args are ignored. |
| assertEquals(undefined, %DeoptimizeFunction()); |
| |
| // Superfluous arguments are ignored. |
| %DeoptimizeFunction(function() {}, undefined); |
| assertNotEquals(undefined, %IsBeingInterpreted(1, 2, 3)); |
