You can clone with
Fixed printzn part.
# please be more careful, sterling..
Fixed printzv macro
some improvements to the debugging macros
Support for ZTS
Improved zmemcheck macro so it displays the size of each memory block…
Improved readability of zmemcheck output
Added zmemcheck macro, which may help you examine the memory blocks b…
handled by the memory manager.
Added various gdb macros to examine zval, znode, and HashTable
add really nice dump_bt function for debugging in gdb