support Directory Reference

Files
file	block-allocator.icc [code]
file	cast.icc [code]
file	config.icc [code]
file	dynamic-array.icc [code]
file	dynamic-stack.icc [code]
file	exception.cc [code]
file	exception.icc [code]
file	macros.icc [code]
file	map.icc [code]
file	marked-pointer.icc [code]
file	memory.icc [code]
file	random.icc [code]
file	sentinel-stack.icc [code]
file	sort.icc [code]
file	static-pqueue.icc [code]
file	static-stack.icc [code]
file	symbol.cc [code]
file	symbol.icc [code]