-/** If set, overflow unsafe transformations are allowed. */
-I_FLAG(overflow_unsafe_transform , 8, OFF)
+/** Algebraic simplifications. */
+I_FLAG(algebraic_simplification , 8, ON)
+
+/** Use combo instead of df/cf optimizations. */
+I_FLAG(combo , 9, ON)
+
+/** Use Global Null Pointer Test elimination. */
+I_FLAG(global_null_ptr_elimination , 10, ON)