Index: src/flag-definitions.h |
diff --git a/src/flag-definitions.h b/src/flag-definitions.h |
index 2b4c53cd2defbcd1acfc6fc3212ca47a0e8dab7f..054c1149f6fea1eee22d9216c7dddd2164e3c3d6 100644 |
--- a/src/flag-definitions.h |
+++ b/src/flag-definitions.h |
@@ -152,7 +152,7 @@ DEFINE_implication(harmony, harmony_collections) |
DEFINE_implication(harmony_modules, harmony_scoping) |
// Flags for experimental implementation features. |
-DEFINE_bool(packed_arrays, false, "optimizes arrays that have no holes") |
+DEFINE_bool(packed_arrays, true, "optimizes arrays that have no holes") |
DEFINE_bool(smi_only_arrays, true, "tracks arrays with only smi values") |
DEFINE_bool(clever_optimizations, |
true, |