Fix sync #88

Job	Run time
CI ubuntu-latest baseline clang release	1m 2s
CI ubuntu-latest baseline clang debug	43s
CI ubuntu-latest avx clang release	1m 10s
CI ubuntu-latest avx clang debug	50s
CI ubuntu-latest avx2 clang release	1m 2s
CI ubuntu-latest avx2 clang debug	47s
CI macos-latest baseline clang release	1m 8s
CI macos-latest baseline clang debug	1m 15s
CI macos-latest avx clang release	1m 10s
CI macos-latest avx clang debug	1m 4s
CI ubuntu-latest baseline gcc release	50s
CI ubuntu-latest baseline gcc debug	40s
CI ubuntu-latest avx gcc release	49s
CI ubuntu-latest avx gcc debug	39s
CI ubuntu-latest avx2 gcc release	51s
CI ubuntu-latest avx2 gcc debug	50s
CI windows-latest baseline msvc release	1m 50s
CI windows-latest baseline msvc debug	1m 42s
CI windows-latest avx msvc release	1m 51s
CI windows-latest avx msvc debug	1m 39s
CI windows-latest avx2 msvc release	1m 50s
CI windows-latest avx2 msvc debug	1m 41s
	25m 23s

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