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# mode: error
# tag: cpp, werror, numpy
import numpy as np
cimport numpy as np
from libcpp.vector cimport vector
np.import_array()
cdef extern from *:
void cpp_function_vector1(vector[int])
void cpp_function_vector2(vector[int] &)
void cpp_function_2_vec_refs(vector[int] &, vector[int] &)
def main():
cdef np.ndarray[int, ndim=1, mode="c"] arr = np.zeros(10, dtype='intc')
cpp_function_vector1(arr)
cpp_function_vector2(arr)
cpp_function_vector2(arr)
cpp_function_2_vec_refs(arr, arr)
cdef vector[int] vec
vec.push_back(0)
cpp_function_vector2(vec)
_ERRORS = """
19:25: Cannot pass Python object as C++ data structure reference (vector[int] &), will pass by copy.
20:25: Cannot pass Python object as C++ data structure reference (vector[int] &), will pass by copy.
21:28: Cannot pass Python object as C++ data structure reference (vector[int] &), will pass by copy.
21:33: Cannot pass Python object as C++ data structure reference (vector[int] &), will pass by copy.
"""
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