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// Test that we don't attach ICs to idempotent caches that are incompatible
// with the cache result type.
var missingObjs = [{a:1},Object.create({a:2}),{}];
function testMissing(limit)
{
var res = 0;
for (var i = 0; i < 1000; i++) {
for (var j = 0; j < missingObjs.length; j++) {
var obj = missingObjs[j];
if (j < limit)
res += obj.a;
}
}
return res;
}
assertEq(testMissing(2), 3000);
assertEq(testMissing(3), NaN);
var lengthObjs = [{length:{a:1}},Object.create({length:{a:2}}),[0,1]];
function testArrayLength(limit)
{
var res = 0;
for (var i = 0; i < 1000; i++) {
for (var j = 0; j < lengthObjs.length; j++) {
var obj = lengthObjs[j];
if (j < limit)
res += obj.length.a;
}
}
return res;
}
assertEq(testArrayLength(2), 3000);
assertEq(testArrayLength(3), NaN);