diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/gc/bug-993768.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/gc/bug-993768.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,13 @@
+var SECTION = "";
+gcPreserveCode()
+gczeal(9, 1000);
+function test() {
+    var f32 = new Float32Array(10);
+    f32[0] = 5;
+    var i = 0;
+    for (var j = 0; j < 10000; ++j) {
+        f32[i + 1] = f32[i] - 1;
+        SECTION += 1;
+    }
+} 
+test();