| // Copyright 2016 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 | |
| [1].push(1); | |
| (function PushHoleBitPattern() { | |
| function g(src, dst, i) { | |
| dst[i] = src[i]; | |
| } | |
| var b = new ArrayBuffer(8); | |
| var i32 = new Int32Array(b); | |
| i32[0] = 0xFFF7FFFF; | |
| i32[1] = 0xFFF7FFFF; | |
| var f64 = new Float64Array(b); | |
| var a = [,2.5]; | |
| a.push(f64[0]); | |
| assertTrue(Number.isNaN(a[2])); | |
| })(); |