Better handle MIN/MAX_EXPR of unrelated objects [PR102200].

Resolves:
PR middle-end/102200 - ICE on a min of a decl and pointer in a loop

gcc/ChangeLog:

	PR middle-end/102200
	* pointer-query.cc (access_ref::inform_access): Handle MIN/MAX_EXPR.
	(handle_min_max_size): Change argument.  Store original SSA_NAME for
	operands to potentially distinct (sub)objects.
	(compute_objsize_r): Adjust call to the above.

gcc/testsuite/ChangeLog:

	PR middle-end/102200
	* gcc.dg/Wstringop-overflow-62.c: Adjust text of an expected note.
	* gcc.dg/Warray-bounds-89.c: New test.
	* gcc.dg/Wstringop-overflow-74.c: New test.
	* gcc.dg/Wstringop-overflow-75.c: New test.
	* gcc.dg/Wstringop-overflow-76.c: New test.