pjs/js/tests/js1_5/GC/regress-203278-2.js

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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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 * The Original Code is JavaScript Engine testing utilities.
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 * Contributor(s): Igor Bukanov <igor@mir2.org>
 *                 Bob Clary <bob@bclary.com>
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//-----------------------------------------------------------------------------
var bug = 203278;
var summary = 'Don\'t crash in recursive js_MarkGCThing';
var actual = 'FAIL';
var expect = 'PASS';

printBugNumber (bug);
printStatus (summary);

// Prepare  array to test DeutschSchorrWaite implementation 
// and its reverse pointer scanning performance

var a = new Array(1000 * 1000);

var i = a.length;
while (i-- != 0) {
    switch (i % 11) {
    	case 0:
	    a[i] = { };
	    break;
	case 1:
	    a[i] = { a: true, b: false, c: 0 };
	    break;
	case 2:
	    a[i] = { 0: true, 1: {}, 2: false };
	    break;
	case 3:
	    a[i] = { a: 1.2, b: "", c: [] };
	    break;
	case 4:
	    a[i] = [ false ];
	    break;
	case 6:
	    a[i] = [];
	    break;
	case 7:
	    a[i] = false;
	    break;
	case 8:
	    a[i] = "x";
	    break;
	case 9:
	    a[i] = new String("x");
	    break;
	case 10:
	    a[i] = 1.1;
	    break;
	case 10:
	    a[i] = new Boolean();
	    break;
    }	    
}

printStatus("DSF is prepared");

// Prepare linked list that causes recursion during GC with 
// depth O(list size)
// Note: pass "-S 500000" option to the shell to limit stack quota
// available for recursion

for (i = 0; i != 50*1000; ++i) {
    a = [a, a, {}];
    a = [a,  {}, a];

}

printStatus("Linked list is prepared");

gc();

actual = 'PASS';

reportCompare(expect, actual, summary);