Allow initializations for empty storage #664

Job	Run time
Compute matrix	4s
Doxygen check	16s
Verify Dev Containers / Verify devcontainers	13s
CUDA11.8 gcc / amd64 / Build gcc11/C++17 / Build gcc11/C++17	4m 1s
CUDA12.5 gcc / amd64 / Build gcc13/C++17 / Build gcc13/C++17	4m 46s
CUDA12.5 gcc / arm64 / Build gcc12/C++17 / Build gcc12/C++17	4m 36s
CUDA12.5 gcc / amd64 / Build gcc12/C++17 / Build gcc12/C++17	4m 19s
Verify Dev Containers / List devcontainers	3s
Verify Dev Containers / cuda11.8-gcc11	1m 0s
Verify Dev Containers / cuda12.5-gcc13	1m 5s
Verify Dev Containers / cuda12.4-gcc12	58s
Verify Dev Containers / cuda12.5-gcc13	1m 4s
Verify Dev Containers / cuda12.5-gcc12	1m 9s
CUDA12.5 gcc / arm64 / Test ${{ inputs.test_name }}	0s
CUDA11.8 gcc / amd64 / Test gcc11/C++17 / Test gcc11/C++17	5m 11s
CUDA12.5 gcc / amd64 / Test gcc12/C++17 / Test gcc12/C++17	10m 25s
CUDA12.5 gcc / amd64 / Test ${{ inputs.test_name }}	0s
CI success	1s
	39m 11s

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