diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/asm.js/bug923867.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/asm.js/bug923867.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,8 @@
+(function(a) {
+    "use asm"
+    var Infinity = a.Infinity
+    function f() {
+        Infinity - (2 ? (1. / .0) : +0)
+    }
+    return f
+})(this)()