PTA: create function's pointer arguments directly when creating function
PTA: create function's pointer arguments directly when creating function

if we do not doo that, than we can not have the argument when it is used
only as a store's operand (phi2 test)

Signed-off-by: Marek Chalupa <a05df156a69ad59faa9af9b666ef78009594c145@gmail.com>

mchalupa/dg,mchalupa/dg,mchalupa/dg,mchalupa/dg