test262/implementation-contributed/javascriptcore/stress/butterfly-zero-unused-butterfly-properties.js
test262-automation e9a5a7f918 [javascriptcore-test262-automation] changes from git@github.com:WebKit/webkit.git at sha 949e26452cfa153a7f4afe593da97e2fe9e1b706 on Tue Jul 03 2018 14:35:15 GMT-0400 (Eastern Daylight Time) (#1620)
* [javascriptcore-test262-automation] changes from git@github.com:WebKit/webkit.git at sha 949e26452cfa153a7f4afe593da97e2fe9e1b706 on Tue Jul 03 2018 14:35:15 GMT-0400 (Eastern Daylight Time)
2018-07-03 15:59:58 -04:00

10 lines
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JavaScript

//@ runDefault("--jitPolicyScale=0", "--gcMaxHeapSize=2000")
// This test happened to catch a case where we failed to zero the space in the butterfly before m_lastOffset when reallocating.
var array = Array(1000);
for (var i = 0; i < 100000; ++i) {
array[i - array.length] = '';
array[i ^ array.length] = '';
}