Snaps of php are something I use all the time - heck for a long while the php 5.1 snaps were more stable then the official 5.0 releases (that was a weird time). And then they came up with the very lovely Pecl4Win (which I frequent all the time :) However, there is a snag in the system. As I grouched about in an earlier post there were no php 5.2 branch snaps available.
And today as if by magic 5.2 branch compiles start - HURRAY.
She notes having to downgrade her install to get things working correctly, but it's not a difficult process. She also includes a specific issue she had with the "unresolved external symbol _zend_memory_peak_usage is xdebug's problem".