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function testNonCanonicalNan()
{
const bytes = 128;
var buf = new ArrayBuffer(bytes);
/* create an array of non-canonical double nans */
var ui8arr = new Uint8Array(buf);
for (var i = 0; i < ui8arr.length; ++i)
ui8arr[i] = 0xff;
var dblarr = new Float64Array(buf);
assertEq(dblarr.length, bytes / 8);
/* ensure they are canonicalized */
for (var i = 0; i < dblarr.length; ++i) {
var asstr = dblarr[i] + "";
var asnum = dblarr[i] + 0.0;
assertEq(asstr, "NaN");
assertEq(asnum, NaN);
}
/* create an array of non-canonical float nans */
for (var i = 0; i < ui8arr.length; i += 4) {
ui8arr[i+0] = 0xffff;
ui8arr[i+1] = 0xffff;
ui8arr[i+2] = 0xffff;
ui8arr[i+3] = 0xffff;
}
var fltarr = new Float32Array(buf);
assertEq(fltarr.length, bytes / 4);
/* ensure they are canonicalized */
for (var i = 0; i < fltarr.length; ++i) {
var asstr = fltarr[i] + "";
var asnum = fltarr[i] + 0.0;
assertEq(asstr, "NaN");
assertEq(asnum, NaN);
}
}
testNonCanonicalNan();
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