v8/test/mjsunit/compiler/regress-uint8-deopt.js
2015-06-15 09:43:11 +00:00

18 lines
456 B
JavaScript

// Copyright 2014 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: --turbo-asm --turbo-asm-deoptimization --allow-natives-syntax
function Module(heap) {
"use asm";
var a = new Uint8Array(heap);
function f() {
var x = a[0] | 0;
%DeoptimizeFunction(f);
return x;
}
return f;
}
assertEquals(0, Module(new ArrayBuffer(1))());