fix c++ interface bug #6782

Job	Run time
Build source distribution	14s
determine-arm64-runner	1s
Build wheels for cp311-manylinux_x86_64	6m 15s
Build wheels for cp311-manylinux_x86_64	5m 31s
Build wheels for cp311-macosx_x86_64	8m 15s
Build wheels for cp311-macosx_arm64	2m 44s
Build wheels for cp311-win_amd64	5m 34s
Build wheels for cp310-manylinux_aarch64	5m 53s
build_pypi_index	7s
build_docker (12)	5m 26s
build_docker (_cu11, 11)	3m 50s
upload_pypi	0s
deploy_pypi_index	0s
Pass testing build wheels	2s
	43m 52s

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