1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bug623859.js b/js/src/jit-test/tests/basic/bug623859.js
new file mode 100644
index 000000000..06f04537c
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug623859.js
@@ -0,0 +1,10 @@
+// |jit-test| allow-oom
+var size = 1000000;
+var a = [];
+for (var i = 0; i < size; ++i) {
+    a[i] = null;
+}
+gcparam("maxBytes", gcparam("gcBytes") + 4*1024);
+for (var i = 0; i < size; ++i) {
+    a[i] = [];
+}