def test_GpuVerify_data_race():
code = """\
__kernel void A(__global float* a) {
a[0] += 1.0f;
}"""
with pytest.raises(deeplearning.clgen.errors.GPUVerifyException):
opencl.GpuVerify(code, ["--local_size=64", "--num_groups=128"])
def test_GpuVerify():
code = """\
__kernel void A(__global float* a) {
int b = get_global_id(0);
a[b] *= 2.0f;
}"""
assert opencl.GpuVerify(code, ["--local_size=64", "--num_groups=128"]) == code
