build

build #211

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Run time

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Job	Run time
macOS xcode-10.3	1s
Linux clang10	2m 15s
macOS xcode-11.7	1s
Windows VS-2017	1s
macOS xcode-12.4	1s
Linux clang11	2m 19s
Windows VS-2019	2m 25s
Linux clang12	2m 6s
Linux clang14	1m 4s
Linux clang15	24s
Linux gcc9	2m 33s
Linux gcc10	2m 33s
	15m 43s