[TypeFeedbackVector] Root literal arrays in function literals slots

src/flag-definitions.h

Index: src/flag-definitions.h
diff --git a/src/flag-definitions.h b/src/flag-definitions.h
index ca2a97bd2c15e9ce47882e5db0a6cf51bff136b9..c28b491ae47325be7bb5eea805507685245caa32 100644
--- a/src/flag-definitions.h
+++ b/src/flag-definitions.h
@@ -277,6 +277,10 @@ DEFINE_BOOL(smi_binop, true, "support smi representation in binary operations")
 DEFINE_BOOL(mark_shared_functions_for_tier_up, false,
             "mark shared functions for tier up")
 
+// Flags for strongly rooting literal arrays in the feedback vector.
+DEFINE_BOOL(strong_rooted_literals, true, "strongly root literal arrays")
+DEFINE_BOOL(trace_strong_rooted_literals, false, "trace literal rooting")
+
 // Flags for optimization types.
 DEFINE_BOOL(optimize_for_size, false,
             "Enables optimizations which favor memory size over execution "