"a" + str; str + "a"; 
try { "a" + str; } catch (o) { } try { str + "a"; } catch (o) { } 
function ensureStringIsUsable(testName, stringName, str) {    str[str.length - 1];    try { [str, str].join(str); } catch (o) { }    "a" + str;    str + "a";    debug('PASS: String ' + stringName + ' was functional after ' + testName + ' raised out of memory exception.');}
1725	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/1725/342e86035d38792e818b676756415ab8349cfe37/string-concatenate-outofmemory.js/buggy/LayoutTests/fast/js/resources/string-concatenate-outofmemory.js