p1 holds an address, say 0x0002. That is a real memory address, but it (most likely) does not belong to you (the data there probably belongs to someone else).
You cannot cast a pointer to NULL.
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Type: Posts; User: tabstop
p1 holds an address, say 0x0002. That is a real memory address, but it (most likely) does not belong to you (the data there probably belongs to someone else).
You cannot cast a pointer to NULL.
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