add depth assertion to basic tree iterator test

implement basic (enter only) tree iterator

set tree iterator stack pointer to NULL on dispose to avoid accidental double-frees

capitalize cx_array_declare()

vastly simplify tree iterators and add test for creating them

make cx_array_simple_add() automatically take the address of the element

add convenience macros for cx_array_*

(0) -300 -100 -30 -10 -7 +7 +10 +30 +100 tip

mercurial