1 files changed, 17 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/auto-regress/bug1357330.js b/js/src/jit-test/tests/auto-regress/bug1357330.js
new file mode 100644
index 0000000000..a657ba8024
--- /dev/null
+++ b/js/src/jit-test/tests/auto-regress/bug1357330.js
@@ -0,0 +1,17 @@
+function byteValue(value) {
+  var isLittleEndian = new Uint8Array(new Uint16Array([1]).buffer)[0] !== 0;
+  var ui8 = new Uint8Array(new Float64Array([value]).buffer);
+
+  var hex = "0123456789ABCDEF";
+  var s = "";
+  for (var i = 0; i < 8; ++i) {
+    var v = ui8[isLittleEndian ? 7 - i : i];
+    s += hex[(v >> 4) & 0xf] + hex[v & 0xf];
+  }
+  return s;
+}
+
+var obj = {};
+Object.defineProperty(obj, "prop", {value: NaN});
+Object.defineProperty(obj, "prop", {value: -NaN});
+assertEq(byteValue(obj.prop), byteValue(NaN));