UT for createSubBuffer #267

Job	Run time
macos-gcc (9, ON, Xcode, 11)	10m 55s
macos-gcc (9, ON, Xcode, 17)	8m 43s
macos-gcc (9, ON, Ninja Multi-Config, 11)	5m 47s
macos-gcc (9, ON, Ninja Multi-Config, 17)	5m 29s
macos-gcc (9, OFF, Xcode, 11)	8m 7s
macos-gcc (9, OFF, Xcode, 17)	7m 50s
macos-gcc (9, OFF, Ninja Multi-Config, 11)	5m 8s
macos-gcc (9, OFF, Ninja Multi-Config, 17)	4m 58s
macos-gcc (11, ON, Xcode, 11)	7m 34s
macos-gcc (11, ON, Xcode, 17)	9m 26s
macos-gcc (11, ON, Ninja Multi-Config, 11)	5m 29s
macos-gcc (11, ON, Ninja Multi-Config, 17)	5m 20s
macos-gcc (11, OFF, Xcode, 11)	14m 49s
macos-gcc (11, OFF, Xcode, 17)	7m 42s
macos-gcc (11, OFF, Ninja Multi-Config, 11)	10m 34s
macos-gcc (11, OFF, Ninja Multi-Config, 17)	4m 58s
	2h 2m 49s

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