cimport cython.operator
from cython.operator cimport dereference
from cython.operator cimport dereference as deref
def test_deref(int x):
"""
>>> test_deref(3)
(3, 3, 3)
>>> test_deref(5)
(5, 5, 5)
"""
cdef int* x_ptr = &x
return cython.operator.dereference(x_ptr), dereference(x_ptr), deref(x_ptr)
def increment_decrement(int x):
"""
>>> increment_decrement(10)
11 11 12
11 11 10
10
"""
print cython.operator.preincrement(x), cython.operator.postincrement(x), x
print cython.operator.predecrement(x), cython.operator.postdecrement(x), x
return x