diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/ion/bug718850.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/ion/bug718850.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,10 @@
+// Don't abort during SSA construction.
+function f() {
+	var i = 0;
+	while (i < 100 && 1 == 1) {
+		i++;
+	}
+	return i;
+}
+
+assertEq(f(), 100);