Do not consider memcopy instruction load argument as a 'non-store' use if the store target is the variable itself
Do not consider memcopy instruction load argument as a 'non-store' use if the store target is the variable itself

Helps to remove some dead store cycles, but a better analysis is required to remove whole a->b->c->a store chains

WheretIB/nullc,WheretIB/nullc,WheretIB/nullc,WheretIB/nullc,WheretIB/nullc,WheretIB/nullc,WheretIB/nullc