opt_range Namespace Reference

Shared sentinel node for all trees. More...

Variables
SEL_ARG *	null_element = nullptr

Detailed Description

Shared sentinel node for all trees.

Initialized by range_optimizer_init(), destroyed by range_optimizer_free(); Put it in a namespace, to avoid possible conflicts with the global namespace.

Variable Documentation

null_element

SEL_ARG * opt_range::null_element = nullptr