v8/test/mjsunit/debug-print.js
cbruni cd86053fac [printing] Fix DCHECK failure when printing FAST_HOLEY_DOUBLE_ELEMENTS
This CL fixes %DebugPrint for FAST_HOLEY_DOUBLE_ELEMENTS and now properly
distinguishes TheHole and NaN values.

BUG=

Review-Url: https://codereview.chromium.org/2294913004
Cr-Commit-Position: refs/heads/master@{#39293}
2016-09-08 18:31:42 +00:00

48 lines
903 B
JavaScript

// 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
// Make sure printing different element kinds doesn't crash.
var array;
var obj = {};
array = [];
%DebugPrint(array);
// FAST_SMI_ELEMENTS
array = [1, 2, 3];
%DebugPrint(array);
// FAST_HOLEY_SMI_ELEMENTS
array[10] = 100;
array[11] = 100;
%DebugPrint(array);
// FAST_ELEMENTS
array = [1, obj, obj];
%DebugPrint(array);
// FAST_HOLEY_ELEMENTS
array[100] = obj;
array[101] = obj;
%DebugPrint(array);
// FAST_DOUBLE_ELEMENTS
array = [1.1, 2.2, 3.3, 3.3, 3.3, NaN];
%DebugPrint(array);
array.push(NaN);
array.push(NaN);
%DebugPrint(array);
// FAST_HOLEY_DOUBLE_ELEMENTS
array[100] = 1.2;
array[101] = 1.2;
%DebugPrint(array);
// DICTIONARY_ELEMENTS
%NormalizeElements(array);
%DebugPrint(array);