1 files changed, 17 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/shifted-elements6.js b/js/src/jit-test/tests/basic/shifted-elements6.js
new file mode 100644
index 0000000000..671e493254
--- /dev/null
+++ b/js/src/jit-test/tests/basic/shifted-elements6.js
@@ -0,0 +1,17 @@
+// Test incremental GC slices and shifted elements.
+function f() {
+    var arr = [];
+    for (var i = 0; i < 1000; i++)
+        arr.push({x: i});
+    var arr2 = [];
+    for (var i = 0; i < 1000; i++) {
+        gcslice(900);
+        var o = arr.shift();
+        assertEq(o.x, i);
+        arr2.push(o);
+    }
+    gc();
+    for (var i = 0; i < 1000; i++)
+        assertEq(arr2[i].x, i);
+}
+f();